{"code": "21317", "name": "Is-sur-Tille", "department": "21", "postcode": "21120", "population": 4302, "data_status": "complete", "prices": {"appartement": {"year": 2026, "sale_count": 14, "median_price_m2": 1979}, "maison": {"year": 2026, "sale_count": 22, "median_price_m2": 1972}}, "prices_period": "janv.–juin 2026", "data_through": "2026-06-30", "price_series": [{"year": 2014, "period": "2014", "type": "Appartement", "median_price_m2": 1207, "sale_count": 5}, {"year": 2014, "period": "2014", "type": "Maison", "median_price_m2": 1757, "sale_count": 45}, {"year": 2015, "period": "2015", "type": "Appartement", "median_price_m2": 2065, "sale_count": 12}, {"year": 2015, "period": "2015", "type": "Maison", "median_price_m2": 1658, "sale_count": 39}, {"year": 2016, "period": "2016", "type": "Appartement", "median_price_m2": 1722, "sale_count": 6}, {"year": 2016, "period": "2016", "type": "Maison", "median_price_m2": 1707, "sale_count": 38}, {"year": 2017, "period": "2017", "type": "Appartement", "median_price_m2": 1723, "sale_count": 10}, {"year": 2017, "period": "2017", "type": "Maison", "median_price_m2": 1710, "sale_count": 58}, {"year": 2018, "period": "2018", "type": "Maison", "median_price_m2": 1704, "sale_count": 46}, {"year": 2019, "period": "2019", "type": "Appartement", "median_price_m2": 1205, "sale_count": 23}, {"year": 2019, "period": "2019", "type": "Maison", "median_price_m2": 1642, "sale_count": 51}, {"year": 2020, "period": "2020", "type": "Appartement", "median_price_m2": 1100, "sale_count": 26}, {"year": 2020, "period": "2020", "type": "Maison", "median_price_m2": 2140, "sale_count": 47}, {"year": 2021, "period": "2021", "type": "Appartement", "median_price_m2": 1394, "sale_count": 16}, {"year": 2021, "period": "2021", "type": "Maison", "median_price_m2": 2154, "sale_count": 63}, {"year": 2022, "period": "2022", "type": "Appartement", "median_price_m2": 1688, "sale_count": 35}, {"year": 2022, "period": "2022", "type": "Maison", "median_price_m2": 2118, "sale_count": 71}, {"year": 2023, "period": "2023", "type": "Appartement", "median_price_m2": 1874, "sale_count": 11}, {"year": 2023, "period": "2023", "type": "Maison", "median_price_m2": 2286, "sale_count": 57}, {"year": 2024, "period": "2024", "type": "Appartement", "median_price_m2": 1872, "sale_count": 7}, {"year": 2024, "period": "2024", "type": "Maison", "median_price_m2": 2174, "sale_count": 51}, {"year": 2025, "period": "2025", "type": "Appartement", "median_price_m2": 2160, "sale_count": 8}, {"year": 2025, "period": "2025", "type": "Maison", "median_price_m2": 2400, "sale_count": 59}, {"year": 2026, "period": "janv.–juin 2026", "type": "Appartement", "median_price_m2": 1979, "sale_count": 14}, {"year": 2026, "period": "janv.–juin 2026", "type": "Maison", "median_price_m2": 1972, "sale_count": 22}], "change_1y": {"Maison": {"from": 2024, "to": 2025, "pct": 10}}, "quartiers": [], "counts": {"buildings": 2954, "units": null, "sales_dvf": 877}, "demographics": null, "summary": "Le prix médian des appartements est de 1 979 €/m² en 2026, en hausse de 64 % depuis 2014. Le prix médian des maisons est de 1 972 €/m² en 2026, en hausse de 12 % depuis 2014. 820 ventes d'appartements et de maisons analysées depuis 2014.", "prices_3_years": {"window": {"to": "2026-06-30", "from": "2023-07-01"}, "appartement": {"count": 19, "median_price_m2": 1872}, "maison": {"count": 109, "median_price_m2": 2174}}, "street_prices": {"page": "https://immobilix.app/prix-immobilier/is-sur-tille-21120/rues", "markdown": "https://immobilix.app/api/commune/21317/rues.md", "json": "https://immobilix.app/api/commune/21317/rues.json", "top": [{"name": "Impasse Lamartine", "slug": "impasse-lamartine", "sales": 5, "prices": {"Maison": {"count": 5, "median_price_m2": 2378}}}]}, "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/is-sur-tille-21120", "more_on_website": {"url": "https://immobilix.app/map/commune/21317", "content": "Carte de chaque bâtiment : historique des ventes, logements, DPE, estimation de prix par logement."}}