Real estate prices Boissy-sous-Saint-Yon
In Boissy-sous-Saint-Yon, houses sell at a median €3,096 per square metre, with 48 sales in twelve months.
The Boissy-sous-Saint-Yon market is read here from the DGFiP record of actual sales, not from asking prices. Houses carry the local market with 42 sales over twelve months, against 6 apartments.
These figures cover all the sales recorded in the commune (INSEE code 91085), under its postal code 91790.
Market dynamics, Boissy-sous-Saint-Yon
What the sales show in Boissy-sous-Saint-Yon
The median house price in Boissy-sous-Saint-Yon stands at €3,096 per square metre. Apartments come out at €3,139.
The average house sold in Boissy-sous-Saint-Yon covers 99 square metres, putting a typical transaction near €307,812. That is an order of magnitude drawn from averages, not the valuation of any particular property.
Prices by property type in Boissy-sous-Saint-Yon
Prices by property type in Boissy-sous-Saint-Yon
By property type in Boissy-sous-Saint-Yon, T2 at €3,250/m², T3 at €3,007/m².
The house is what changes hands most often here, with 42 sales over twelve months. It is therefore the type with the most reference points, and the one where a price is hardest to argue against.
Homes for sale in Boissy-sous-Saint-Yon on BRIVEO
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Selling in Boissy-sous-Saint-Yon
Pricing in Boissy-sous-Saint-Yon starts from the median of €3,096 per square metre, then adjusts for what makes your property differ from the average one sold here.
With 48 sales a year, Boissy-sous-Saint-Yon is regular without being deep. Positioning matters more here than in a dense market, because a buyer who steps back is not immediately replaced.
Briveo values your Boissy-sous-Saint-Yon property from the same DVF file, keeping only sales of comparable properties closest to your address, free of charge and with no obligation, then supports the sale through to the deed.
Buying in Boissy-sous-Saint-Yon
Acquisition costs are budgeted on top of the price, around 8 % on an existing property, around 3 % on a new one. These are orders of magnitude; the notary computes the exact amount.
The negotiation turns on the property itself and on comparable sales nearby (works, energy rating, aspect, charges).
Are you an estate agent in Boissy-sous-Saint-Yon?
Briveo recruits independent sales agents in every municipality, in transactions only, under the principal's professional licence, with the pay and the monthly cost stated before signing.
Start with BriveoBoissy-sous-Saint-Yon and the towns around it
Among the towns tracked by BRIVEO in the same department, on the median apartment price, Évry-Courcouronnes sits 30 % below and Massy 30 % above. Those are the gaps a buyer widening their search area actually meets.
Latest published sales in Boissy-sous-Saint-Yon
The housing sales recorded by the French tax administration in the municipality, newest first, street without number, one dwelling per sale, block sales set aside.
| Date | Type | Surface | Rooms | Price | Price per sq m | Street |
|---|---|---|---|---|---|---|
| 29 December 2025 | House | 102 sq m | 6 | €299,282 | €2,934 per sq m | RUE ROSA LUXEMBURG |
| 24 December 2025 | House | 113 sq m | 4 | €225,610 | €1,997 per sq m | AV DE PARIS |
| 23 December 2025 | House | 102 sq m | 5 | €291,000 | €2,853 per sq m | RUE JEAN FERRAT |
| 15 December 2025 | House | 50 sq m | 2 | €150,600 | €3,012 per sq m | RUE DE CHATRES |
| 5 December 2025 | House | 83 sq m | 5 | €257,000 | €3,096 per sq m | RUE LAMARTINE |
| 5 November 2025 | Flat | 22 sq m | 1 | €75,000 | €3,409 per sq m | RUE DU PUITS GRES |
| 5 November 2025 | House | 75 sq m | 3 | €180,000 | €2,400 per sq m | RUE DES SABLONS |
| 23 October 2025 | House | 83 sq m | 5 | €257,410 | €3,101 per sq m | RUE VERLAINE |
| 21 October 2025 | House | 92 sq m | 4 | €330,000 | €3,587 per sq m | RUE DU VILLAGE |
| 20 October 2025 | House | 83 sq m | 5 | €261,700 | €3,153 per sq m | RUE JOLIOT CURIE |
| 15 October 2025 | House | 81 sq m | 4 | €288,000 | €3,556 per sq m | RUE DE LA GARE |
| 2 October 2025 | Flat | 30 sq m | 2 | €101,000 | €3,367 per sq m | RUE COURTANESSE |
| 1 October 2025 | House | 78 sq m | 4 | €245,000 | €3,141 per sq m | RUE MARCEL PAUL |
| 29 September 2025 | House | 83 sq m | 5 | €247,100 | €2,977 per sq m | RUE CHOISEUL |
| 26 September 2025 | Flat | 46 sq m | 2 | €60,000 | €1,304 per sq m | PL DU GEN DE GAULLE |
| 27 August 2025 | House | 95 sq m | 5 | €307,490 | €3,237 per sq m | RUE JOLIOT CURIE |
| 12 August 2025 | House | 74 sq m | 3 | €246,600 | €3,332 per sq m | RUE JEAN FERRAT |
| 7 August 2025 | House | 126 sq m | 6 | €419,000 | €3,325 per sq m | RUE DU CLOS |
| 15 July 2025 | House | 83 sq m | 5 | €277,000 | €3,337 per sq m | AV DE BECHEVRET |
| 10 July 2025 | House | 45 sq m | 3 | €252,000 | €5,600 per sq m | AV DE PARIS |
Frequently asked questions, real estate Boissy-sous-Saint-Yon
Q1What is the price per square metre in Boissy-sous-Saint-Yon?
The median house price is €3,096 per square metre, read from sales published in the DGFiP DVF record. Apartments come out at €3,139.
Q2How many properties change hands in Boissy-sous-Saint-Yon?
48 sales were recorded over twelve months, 6 apartments and 42 houses.
Q3How much does a T2 cost in Boissy-sous-Saint-Yon?
The median T2 price in Boissy-sous-Saint-Yon is €3,250 per square metre, over 4 sales in twelve months.
Q4What are the acquisition costs in Boissy-sous-Saint-Yon?
Around 8 % of the price on an existing property and around 3 % on a new one. They cover transfer duties, the land registry contribution and the notary’s fees, and the notary computes the exact amount.
Q5How much does a typical property cost in Boissy-sous-Saint-Yon?
The average house sold covers 99 square metres, placing a typical transaction near €307,812. Your own property is worth what its condition, location and energy rating make it worth.
Q6How do I get my Boissy-sous-Saint-Yon property valued?
Briveo produces a free valuation from the same DVF file, using sales of comparable properties closest to your address, in about two minutes and with no obligation, then supports the sale through to the deed.
Property prices in the cities tracked by BRIVEO in the same department
Valuation in these cities
Selling in Boissy-sous-Saint-Yon?
Value your property in Boissy-sous-Saint-Yon. The Briveo valuation, free and with no commitment, starts from DVF sales of properties of the same type and similar size, as close to your address as possible.
Of the sales recorded in Boissy-sous-Saint-Yon over twelve months, 88 % are houses. Sell your house or apartment in Boissy-sous-Saint-Yon with an online estate agency. Sell your property at 0%, 2% or 5%. Publish for free (0%, no mandate), or let BRIVEO sell for you. Fees are due only when the deed is signed. Written mandate compliant with the Hoguet Act, numbered and entered in the register of mandates.
Source and method
- Property transfer records (DVF), published by the French tax authority (DGFiP)
- Sales recorded from 1 January 2023 to 31 December 2025
- Based on 48 sales
- Figures computed on 30 October 2026