{"id":19407,"date":"2026-05-14T11:52:02","date_gmt":"2026-05-14T09:52:02","guid":{"rendered":"https:\/\/trailrunadvisor.com\/?p=19407"},"modified":"2026-05-11T12:00:40","modified_gmt":"2026-05-11T10:00:40","slug":"interview-la-diagonale-des-yvelines","status":"publish","type":"post","link":"https:\/\/trailrunadvisor.wwwarcelona.net\/fr\/interview-la-diagonale-des-yvelines\/","title":{"rendered":"Interview \u2013 La Diagonale des Yvelines"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"19407\" class=\"elementor elementor-19407\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0134ae5 e-flex e-con-boxed e-con e-parent\" data-id=\"0134ae5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ecf20ba elementor-widget elementor-widget-image\" data-id=\"ecf20ba\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1094\" height=\"729\" src=\"https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/05\/494984702_1362624928789431_4693291493068194872_n.jpg\" class=\"attachment-full size-full wp-image-19409 not-transparent\" alt=\"Diagonale des Yvelines\" srcset=\"https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/05\/494984702_1362624928789431_4693291493068194872_n.jpg 1094w, https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/05\/494984702_1362624928789431_4693291493068194872_n-300x200.jpg 300w, https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/05\/494984702_1362624928789431_4693291493068194872_n-1024x682.jpg 1024w, https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/05\/494984702_1362624928789431_4693291493068194872_n-768x512.jpg 768w\" sizes=\"(max-width: 1094px) 100vw, 1094px\" data-has-transparency=\"false\" data-dominant-color=\"59595c\" style=\"--dominant-color: #59595c\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5903b5d e-con-full e-flex e-con e-child\" data-id=\"5903b5d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-323388c elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"323388c\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Interview \u2013 La Diagonale des Yvelines<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ca476f elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"0ca476f\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"flag-icons-re\" viewBox=\"0 0 512 512\"><g fill-rule=\"evenodd\" stroke-width=\"1pt\"><path fill=\"#fff\" d=\"M0 0h512v512H0z\"><\/path><path fill=\"#00267f\" d=\"M0 0h170.7v512H0z\"><\/path><path fill=\"#f31830\" d=\"M341.3 0H512v512H341.3z\"><\/path><\/g><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4329d3c elementor-align-center elementor-widget elementor-widget-post-info\" data-id=\"4329d3c\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-2adc81a elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>mai 14, 2026<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e6e782b e-con-full e-flex e-con e-child\" data-id=\"e6e782b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-da422ad elementor-widget elementor-widget-text-editor\" data-id=\"da422ad\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Less than 40 km from Paris, <\/span><a href=\"https:\/\/trailrunadvisor.wwwarcelona.net\/races\/diagonale-des-yvelines\/\"><span style=\"font-weight: 400;\">La Diagonale des Yvelines (Diag 78)<\/span><\/a><span style=\"font-weight: 400;\"> has established itself as a must-run event for anyone looking for a trail near Paris that combines nature, technical terrain, and a real sense of escape. This trail race in the Yvelines, easily accessible from Paris, attracts more runners every year who are searching for a true immersion in nature without leaving the \u00cele-de-France region.<\/span><\/p><p><span style=\"font-weight: 400;\">Between the forest trails of Rambouillet, the preserved landscapes of the Vaux de Cernay, and an organisation highly praised by the community, Diag 78 has become one of the top-rated trail races in the Paris region on TrailRunAdvisor.<\/span><\/p><p><span style=\"font-weight: 400;\">But beyond the ratings, what truly sets this race apart is its human dimension \u2014 driven by passionate volunteers and a committed organisation. We spoke with the organising team to better understand the DNA of La Diagonale des Yvelines, the keys to its success, and its ambitions for the future.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d62ca1 elementor-widget elementor-widget-image\" data-id=\"0d62ca1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/trailrunadvisor.wwwarcelona.net\/top-rated-races\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"960\" src=\"https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/04\/Top-Rated-Race-badge-768x960.png\" class=\"attachment-medium_large size-medium_large wp-image-18475 has-transparency\" alt=\"\" srcset=\"https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/04\/Top-Rated-Race-badge-768x960.png 768w, https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/04\/Top-Rated-Race-badge-240x300.png 240w, https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/04\/Top-Rated-Race-badge-819x1024.png 819w, https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2026\/04\/Top-Rated-Race-badge.png 1080w\" sizes=\"(max-width: 768px) 100vw, 768px\" data-has-transparency=\"true\" data-dominant-color=\"2fcb92\" style=\"--dominant-color: #2fcb92\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ddb33f elementor-widget elementor-widget-heading\" data-id=\"9ddb33f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q1. La Diagonale des Yvelines is often described as a \u201ctrue trail\u201d in \u00cele-de-France, with varied and technical courses. What would you say defines the race today?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4238004 elementor-widget elementor-widget-text-editor\" data-id=\"4238004\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">We are fortunate to have in the Yvelines a rural and natural heritage of excellent quality. Sharing it with trail runners from different backgrounds also shows that just 40 km from Paris, it is possible to escape for the duration of a nature race.<\/span><\/p><p><span style=\"font-weight: 400;\">All our volunteers, as well as the local municipalities and communities, come together year after year to help create this special day.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1733f25 elementor-widget elementor-widget-heading\" data-id=\"1733f25\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q2. Many participants praise the quality of the organisation (course marking, aid stations, atmosphere, volunteers) as well as the beauty and diversity of the routes. What are, in your view, the key elements that make the experience stand out?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-120675b elementor-widget elementor-widget-text-editor\" data-id=\"120675b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Everyone knows their role on race day. Course marking is handled by experienced trail runners, each responsible for securing around 10% of the route, from the lead runners to the sweepers.<\/span><\/p><p><span style=\"font-weight: 400;\">Above all, our priority at every checkpoint, aid station, and start\/finish area is to leave no trace of our passage \u2014 preserving the environment we live in is essential.<\/span><\/p><p><span style=\"font-weight: 400;\">All our volunteers are genuinely committed, and many return every year. There\u2019s a bit of the spirit of the 2024 Olympic Games in that sense.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfb8c6d elementor-widget elementor-widget-heading\" data-id=\"dfb8c6d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q3. In the Paris region, some iconic races like the EcoTrail de Paris attract large numbers of participants. How does La Diagonale des Yvelines position itself within this ecosystem, and what makes it unique?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ef6a763 elementor-widget elementor-widget-text-editor\" data-id=\"ef6a763\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Diag 78 is a human-scale race. Our limited number of race bibs allows us to stay close to the runners, and there are no points or restrictive requirements to register.<\/span><\/p><p><span style=\"font-weight: 400;\">This race remains a human adventure.<\/span><\/p><p><span style=\"font-weight: 400;\">Volunteers are often friends or family, and runners really feel that sense of closeness.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a21494 elementor-widget elementor-widget-heading\" data-id=\"1a21494\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q4. With record participation and very positive feedback, the race seems to have reached a new level. How do you explain this growing enthusiasm in recent years?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26d6411 elementor-widget elementor-widget-text-editor\" data-id=\"26d6411\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">I\u2019m not sure we\u2019ve reached a new level, but we organise this race above all for the pleasure of sharing a great moment with runners and volunteers.<\/span><\/p><p><span style=\"font-weight: 400;\">We aim to bring together what we believe is the best of our rural environment and heritage.<\/span><\/p><p data-start=\"3310\" data-end=\"3420\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-770e1c7 elementor-widget elementor-widget-heading\" data-id=\"770e1c7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q5. With a high number of reviews and an excellent average rating, La Diagonale des Yvelines is among the best-rated races on TrailRunAdvisor. How do you view this feedback? Is it a surprise or a reflection of what you\u2019ve aimed to build from the start?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0fc9b29 elementor-widget elementor-widget-text-editor\" data-id=\"0fc9b29\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Our goal is runner satisfaction. Feedback has been taken into account since the very beginning of this adventure in 2019.<\/span><\/p><p><span style=\"font-weight: 400;\">We regularly review comments across different platforms to challenge ourselves and improve whenever possible, within our means.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9afcaa9 elementor-widget elementor-widget-heading\" data-id=\"9afcaa9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q6. Runners often highlight the diversity of terrain: Rambouillet forests, Vaux de Cernay, the castle finish\u2026 How do you design the course to offer such a complete and immersive experience?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec6e074 elementor-widget elementor-widget-text-editor\" data-id=\"ec6e074\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The route reflects what our region has to offer. It\u2019s up to us to connect the most iconic locations, and access to certain private areas helps make the experience even more special.<\/span><\/p><p><span style=\"font-weight: 400;\">Our objective is to bring something new every year. This involves extensive field reconnaissance, obtaining authorisations, ensuring the safety of runners and volunteers &#8211;\u00a0 in short, about a year of preparation.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-417f0f1 elementor-widget elementor-widget-heading\" data-id=\"417f0f1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Q7. What are your ambitions for the upcoming editions? Should we expect changes, or do you aim to preserve the current DNA of the race?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0607442 elementor-widget elementor-widget-text-editor\" data-id=\"0607442\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">We want to remain natural, human, and focused on sharing and showcasing our environment. So for now, no major changes are planned \u2014 we want to keep things simple and accessible to all.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb2396a elementor-widget elementor-widget-heading\" data-id=\"eb2396a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf66004 elementor-widget elementor-widget-text-editor\" data-id=\"cf66004\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Today, <\/span><a href=\"https:\/\/trailrunadvisor.wwwarcelona.net\/races\/diagonale-des-yvelines\/\"><span style=\"font-weight: 400;\">La Diagonale des Yvelines<\/span><\/a><span style=\"font-weight: 400;\"> confirms its place among the best trail races in \u00cele-de-France, offering an experience that is both authentic, accessible, and immersive. As a true nature trail near Paris, it appeals both to experienced runners and those looking to discover trail running in a preserved environment.<\/span><\/p><p><span style=\"font-weight: 400;\">In an increasingly crowded calendar of trail races around Paris, Diag 78 stands out thanks to its human-scale approach, respect for the environment, and high-quality organisation.<\/span><\/p><p><span style=\"font-weight: 400;\">If you\u2019re looking for a trail race in the Yvelines combining diverse terrain, a friendly atmosphere, and close proximity to Paris, <\/span><a href=\"https:\/\/trailrunadvisor.wwwarcelona.net\/races\/diagonale-des-yvelines\/\"><span style=\"font-weight: 400;\">La Diagonale des Yvelines<\/span><\/a><span style=\"font-weight: 400;\"> is definitely one to add to your list.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5dec6bf elementor-author-box--avatar-yes elementor-author-box--name-yes elementor-author-box--biography-yes elementor-author-box--link-no elementor-widget elementor-widget-author-box\" data-id=\"5dec6bf\" data-element_type=\"widget\" data-widget_type=\"author-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-author-box\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/trailrunadvisor.wwwarcelona.net\/lucian\/\" target=\"_blank\" class=\"elementor-author-box__avatar\">\n\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/trailrunadvisor.wwwarcelona.net\/wp-content\/uploads\/2025\/06\/cropped-Lucian-300x300.jpg\" alt=\"Image de Lucian\" loading=\"lazy\">\n\t\t\t\t<\/a>\n\t\t\t\n\t\t\t<div class=\"elementor-author-box__text\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/trailrunadvisor.wwwarcelona.net\/lucian\/\" target=\"_blank\">\n\t\t\t\t\t\t<h4 class=\"elementor-author-box__name\">\n\t\t\t\t\t\t\tLucian\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-author-box__bio\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Less than 40 km from Paris, La Diagonale des Yvelines (Diag 78) has established itself as a must-run event for anyone looking for a trail near Paris that combines nature, technical terrain, and a real sense of escape. This trail race in the Yvelines, easily accessible from Paris, attracts more runners every year who are [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":19409,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"category":[178,139],"tag":[],"class_list":["post-19407","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","categories-interviews","categories-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La Diagonale des Yvelines interview: a top trail race near Paris<\/title>\n<meta name=\"description\" content=\"Discover La Diagonale des Yvelines, a human-scale trail race near Paris combining technical terrain, Rambouillet forests, Vaux de Cernay and a strong volunteer spirit.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, 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