{"code": "78206", "name": "Ecquevilly", "department": "78", "postcode": "78920", "population": 4279, "data_status": "complete", "prices": {"appartement": {"year": 2025, "sale_count": 9, "median_price_m2": 2963}, "maison": {"year": 2026, "sale_count": 11, "median_price_m2": 3082}}, "prices_period": "janv.–juin 2026", "data_through": "2026-06-30", "price_series": [{"year": 2014, "period": "2014", "type": "Appartement", "median_price_m2": 3069, "sale_count": 27}, {"year": 2014, "period": "2014", "type": "Maison", "median_price_m2": 2874, "sale_count": 40}, {"year": 2015, "period": "2015", "type": "Appartement", "median_price_m2": 2632, "sale_count": 15}, {"year": 2015, "period": "2015", "type": "Maison", "median_price_m2": 2571, "sale_count": 99}, {"year": 2016, "period": "2016", "type": "Appartement", "median_price_m2": 2600, "sale_count": 17}, {"year": 2016, "period": "2016", "type": "Maison", "median_price_m2": 2973, "sale_count": 170}, {"year": 2017, "period": "2017", "type": "Appartement", "median_price_m2": 2533, "sale_count": 12}, {"year": 2017, "period": "2017", "type": "Maison", "median_price_m2": 3064, "sale_count": 24}, {"year": 2018, "period": "2018", "type": "Appartement", "median_price_m2": 2915, "sale_count": 70}, {"year": 2018, "period": "2018", "type": "Maison", "median_price_m2": 3225, "sale_count": 215}, {"year": 2019, "period": "2019", "type": "Appartement", "median_price_m2": 2758, "sale_count": 63}, {"year": 2019, "period": "2019", "type": "Maison", "median_price_m2": 3451, "sale_count": 85}, {"year": 2020, "period": "2020", "type": "Appartement", "median_price_m2": 3735, "sale_count": 52}, {"year": 2020, "period": "2020", "type": "Maison", "median_price_m2": 3311, "sale_count": 143}, {"year": 2021, "period": "2021", "type": "Appartement", "median_price_m2": 3560, "sale_count": 98}, {"year": 2021, "period": "2021", "type": "Maison", "median_price_m2": 3235, "sale_count": 55}, {"year": 2022, "period": "2022", "type": "Appartement", "median_price_m2": 3710, "sale_count": 47}, {"year": 2022, "period": "2022", "type": "Maison", "median_price_m2": 3226, "sale_count": 167}, {"year": 2023, "period": "2023", "type": "Appartement", "median_price_m2": 3333, "sale_count": 62}, {"year": 2023, "period": "2023", "type": "Maison", "median_price_m2": 3471, "sale_count": 195}, {"year": 2024, "period": "2024", "type": "Appartement", "median_price_m2": 2565, "sale_count": 35}, {"year": 2024, "period": "2024", "type": "Maison", "median_price_m2": 3208, "sale_count": 95}, {"year": 2025, "period": "2025", "type": "Appartement", "median_price_m2": 2963, "sale_count": 9}, {"year": 2025, "period": "2025", "type": "Maison", "median_price_m2": 3093, "sale_count": 176}, {"year": 2026, "period": "janv.–juin 2026", "type": "Maison", "median_price_m2": 3082, "sale_count": 11}], "change_1y": {"Appartement": {"from": 2023, "to": 2024, "pct": -23}, "Maison": {"from": 2024, "to": 2025, "pct": -4}}, "quartiers": [], "counts": {"buildings": 2169, "units": null, "sales_dvf": 2015}, "demographics": null, "summary": "Le prix médian des appartements est de 2 963 €/m² en 2025, en baisse de 3 % depuis 2014. Le prix médian des maisons est de 3 082 €/m² en 2026, en hausse de 7 % depuis 2014. 1 982 ventes d'appartements et de maisons analysées depuis 2014.", "prices_3_years": {"window": {"to": "2026-06-30", "from": "2023-07-01"}, "appartement": {"count": 27, "median_price_m2": 2963}, "maison": {"count": 97, "median_price_m2": 3106}}, "street_prices": {"page": "https://immobilix.app/prix-immobilier/ecquevilly-78920/rues", "markdown": "https://immobilix.app/api/commune/78206/rues.md", "json": "https://immobilix.app/api/commune/78206/rues.json", "top": [{"name": "Avenue des Fontaines", "slug": "avenue-des-fontaines", "sales": 9, "prices": {"Maison": {"count": 9, "median_price_m2": 2892}}}, {"name": "Rue de la République", "slug": "rue-de-la-republique", "sales": 8, "prices": {"Maison": {"count": 8, "median_price_m2": 3784}, "Appartement": {"count": null, "median_price_m2": null}}}, {"name": "Rue des Deux Charmes", "slug": "rue-des-deux-charmes", "sales": 8, "prices": {"Maison": {"count": 8, "median_price_m2": 3345}}}, {"name": "Rue du Colombier", "slug": "rue-du-colombier", "sales": 8, "prices": {"Appartement": {"count": 8, "median_price_m2": 2928}}}, {"name": "Pla de Fresnes", "slug": "pla-de-fresnes", "sales": 6, "prices": {"Appartement": {"count": 6, "median_price_m2": 3626}}}, {"name": "Rue de la Jonchée", "slug": "rue-de-la-jonchee", "sales": 5, "prices": {"Maison": {"count": 5, "median_price_m2": 2826}}}]}, "sources": ["DVF (Demandes de Valeurs Foncières) — Etalab / Cerema", "INSEE IRIS (FiLoSoFi, recensement) — insee.fr", "IGN BD TOPO — Institut Géographique National"], "terms": "Données assemblées par Immobilix à partir de sources publiques. Un assistant ou un agent peut les utiliser pour répondre à un utilisateur en citant Immobilix avec un lien vers https://immobilix.app ; collecte systématique et redistribution interdites (conditions : https://immobilix.app/cgu)", "attribution": "Immobilix — https://immobilix.app", "url": "https://immobilix.app/prix-immobilier/ecquevilly-78920", "more_on_website": {"url": "https://immobilix.app/map/commune/78206", "content": "Carte de chaque bâtiment : historique des ventes, logements, DPE, estimation de prix par logement."}}