{"level":"commune","code":"78158","slug":"le-chesnay-rocquencourt-78158","nom":"Le Chesnay-Rocquencourt","window":{"months":12,"anchor":"2025-12"},"stats":{"n":175,"median_rate":5387,"maison":{"n":40,"median_rate":7109},"appartement":{"n":135,"median_rate":5098}},"ci":{"lo":5150,"hi":5650},"percentiles":{"p10":3730,"p25":4790,"p75":6630,"p90":8370},"bins":{"lo":650,"hi":14850,"counts":[3,0,0,1,1,1,1,0,1,1,1,7,3,3,11,8,13,25,12,14,5,6,7,10,8,1,7,4,3,0,2,2,2,2,0,0,1,2,0,0,0,0,0,2,0,1,1,0,0,0,0,0,0,1,0,2]},"by_rooms":[{"band":"T1","n":20,"median_rate":5526},{"band":"T2","n":31,"median_rate":4904},{"band":"T3","n":43,"median_rate":4967},{"band":"T4","n":41,"median_rate":5447},{"band":"T5+","n":40,"median_rate":6869}],"by_surface":[{"band":"<40","n":21,"median_rate":5536},{"band":"40-59","n":39,"median_rate":5056},{"band":"60-79","n":38,"median_rate":5015},{"band":"80-99","n":33,"median_rate":5447},{"band":"100-119","n":19,"median_rate":6623},{"band":"120+","n":25,"median_rate":6490}],"price_bands":[{"band":"<100k","n":5},{"band":"100-200k","n":23},{"band":"200-300k","n":44},{"band":"300-500k","n":35},{"band":"500k-1M","n":54},{"band":"1M+","n":14}],"series_by_type":{"appartement":[{"q":"2021-01","n":44,"rate":5321},{"q":"2021-04","n":62,"rate":5194},{"q":"2021-07","n":63,"rate":5381},{"q":"2021-10","n":56,"rate":5240},{"q":"2022-01","n":49,"rate":5149},{"q":"2022-04","n":45,"rate":5789},{"q":"2022-07","n":73,"rate":5556},{"q":"2022-10","n":37,"rate":5292},{"q":"2023-01","n":26,"rate":5414},{"q":"2023-04","n":31,"rate":5668},{"q":"2023-07","n":27,"rate":6000},{"q":"2023-10","n":27,"rate":5335},{"q":"2024-01","n":22,"rate":5069},{"q":"2024-04","n":31,"rate":4951},{"q":"2024-07","n":30,"rate":4952},{"q":"2024-10","n":24,"rate":4915},{"q":"2025-01","n":27,"rate":5098},{"q":"2025-04","n":39,"rate":5071},{"q":"2025-07","n":32,"rate":5310},{"q":"2025-10","n":37,"rate":5056}]},"departement":{"code":"78","nom":"Yvelines","slug":"yvelines","median_rate":3833,"n":15012},"population":30689,"series":[{"code":"78158","q":"2021-01","n":59,"rate":6000},{"code":"78158","q":"2021-04","n":85,"rate":5521},{"code":"78158","q":"2021-07","n":92,"rate":6407},{"code":"78158","q":"2021-10","n":74,"rate":5451},{"code":"78158","q":"2022-01","n":56,"rate":5183},{"code":"78158","q":"2022-04","n":62,"rate":6756},{"code":"78158","q":"2022-07","n":97,"rate":5696},{"code":"78158","q":"2022-10","n":44,"rate":5555},{"code":"78158","q":"2023-01","n":35,"rate":5901},{"code":"78158","q":"2023-04","n":41,"rate":6174},{"code":"78158","q":"2023-07","n":42,"rate":6742},{"code":"78158","q":"2023-10","n":38,"rate":5499},{"code":"78158","q":"2024-01","n":31,"rate":5686},{"code":"78158","q":"2024-04","n":43,"rate":5250},{"code":"78158","q":"2024-07","n":47,"rate":5720},{"code":"78158","q":"2024-10","n":35,"rate":5193},{"code":"78158","q":"2025-01","n":38,"rate":5595},{"code":"78158","q":"2025-04","n":50,"rate":5317},{"code":"78158","q":"2025-07","n":43,"rate":6075},{"code":"78158","q":"2025-10","n":44,"rate":5132}],"nearby":[{"slug":"la-celle-saint-cloud-78126","nom":"La Celle-Saint-Cloud","n":188,"median_rate":4049,"km":2.6},{"slug":"versailles-78646","nom":"Versailles","n":953,"median_rate":6548,"km":2.7},{"slug":"bailly-78043","nom":"Bailly","n":46,"median_rate":4220,"km":2.9},{"slug":"vaucresson-92076","nom":"Vaucresson","n":116,"median_rate":5406,"km":3.4},{"slug":"louveciennes-78350","nom":"Louveciennes","n":67,"median_rate":3891,"km":3.5},{"slug":"bougival-78092","nom":"Bougival","n":84,"median_rate":4482,"km":4.1},{"slug":"ville-d-avray-92077","nom":"Ville-d'Avray","n":99,"median_rate":5398,"km":4.3},{"slug":"saint-cyr-l-ecole-78545","nom":"Saint-Cyr-l'École","n":229,"median_rate":4441,"km":4.6}],"rent":{"asking_m2":21.7,"lo":18.6,"hi":25.3,"nbobs":4791,"source_year":"2025"}}