What is a square metre worth in Sagy?

Over the 17 published sales of houses above, the median is €2,976 per square metre. The municipality counts fewer than 25 housing sales over twelve months, so Briveo does not turn it into a market index and shows the sales themselves, with the nearby towns above the threshold.

How do I value a property in Sagy?

By reading the published sales of the municipality and of the nearby towns, at comparable surface and type, then asking Briveo for a valuation, which reads the sales of the area and visits the property.

How much is a house worth in Sagy?

Over the 17 published sales of houses above, the median is €2,976 per square metre, half of them between €2,143 and €3,614. A given property sits above or below, by its surface, its condition and its plot, and that is what the valuation settles.

How do I sell a property in Sagy with Briveo?

Briveo values the property on the sales of the area, publishes the listing and shows the property, under an electronic mandate signed online. The fees are due at the deed.

Where do these sales come from?

From the Demandes de valeurs foncières file of the French tax administration, published as open data, one line per sale, covering 1 January 2023 to 31 December 2025. Sales without a known built surface have no price per square metre.

Property in Sagy, the published sales

Sagy is a municipality of the Val-d'Oise département (95), in the Île-de-France region.

The sales published by the French tax administration (DVF) record 23 housing sales there between 1 January 2023 and 31 December 2025. Enough to read each sale and to observe a median over the sales shown, not enough for the twelve-month index of the full pages, which needs 25 sales over twelve months.

The table lists the 20 most recent sales, newest first, with the dwelling's surface and the price per square metre when the surface is known. The street is given without the number.

The published sales in Sagy

Housing sales published in Sagy
Date	Type	Surface	Rooms	Price	Price per sq m	Street
9 October 2025	House	85 sq m	4	€204,000	€2,400 per sq m	RUE DES PRES
3 October 2025	House	148 sq m	7	€403,090	€2,724 per sq m	RES LE CLOS DES ROCHES
21 July 2025	House	89 sq m	3	€291,500	€3,275 per sq m	ALL DES PLANTES
10 July 2025	House	88 sq m	4	€327,000	€3,716 per sq m	RUE DE LA VALLEE
19 June 2025	House	110 sq m	5	€360,000	€3,273 per sq m	ALL DES PLANTES
24 May 2025	House	217 sq m	7	€450,000	€2,074 per sq m	RUE NARCISSE AUSSENARD
29 April 2025	Flat	25 sq m	1	€79,500	€3,180 per sq m	RUE DE LA VALLEE
4 April 2025	House	147 sq m	4	€315,000	€2,143 per sq m	RUE DES PRES
31 January 2025	House	84 sq m	5	€250,000	€2,976 per sq m	RUE PIERRE BONTE
21 November 2024	House	180 sq m	7	€187,500	€1,042 per sq m	GPL GRAND ' PLACE
13 September 2024	House	87 sq m	4	€246,800	€2,837 per sq m	RUE DE LA VALLEE
28 June 2024	House	52 sq m	3	€347,000	€6,673 per sq m	RLE BONDIEU
21 May 2024	House	89 sq m	4	€60,000	€674 per sq m	RUE DE LA VILLENEUVE ST MARTIN
29 February 2024	House	67 sq m	3	€371,400	€5,543 per sq m	RUE PIERRE BONTE
21 February 2024	House	157 sq m	9	€231,000	€1,471 per sq m	RUE DE LA MAIRIE
26 January 2024	House	88 sq m	4	€460,000	€5,227 per sq m	RUE PIERRE BONTE
12 October 2023	Flat	78 sq m	3	€170,000	€2,179 per sq m	RUE DE LA VALLEE
29 August 2023	House	87 sq m	4	€282,000	€3,241 per sq m	RUE DE LA VALLEE
4 April 2023	House	101 sq m	4	€365,000	€3,614 per sq m	RUE PIERRE BONTE
30 January 2023	Flat	75 sq m	3	€194,000	€2,587 per sq m	RUE DE LA VALLEE

What these sales show

Over the 17 published sales of houses above, the median price is €2,976 per square metre, half of the sales falling between €2,143 and €3,614.

The 3 published sales of flats range from €2,179 to €3,180 per square metre, for surfaces of 25 to 78 sq m.

The 17 published sales of houses range from €674 to €6,673 per square metre, for surfaces of 52 to 217 sq m.

Property prices in the nearby towns tracked by Briveo

Selling in Sagy?

Briveo values your property on the sales of the area, publishes the listing and shows it, with an electronic mandate and fees due at the deed.

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Are you an estate agent in Sagy?

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. The sales published above are the market you know.

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Frequently asked questions

What is a square metre worth in Sagy?: Over the 17 published sales of houses above, the median is €2,976 per square metre. The municipality counts fewer than 25 housing sales over twelve months, so Briveo does not turn it into a market index and shows the sales themselves, with the nearby towns above the threshold.
How do I value a property in Sagy?: By reading the published sales of the municipality and of the nearby towns, at comparable surface and type, then asking Briveo for a valuation, which reads the sales of the area and visits the property.
How much is a house worth in Sagy?: Over the 17 published sales of houses above, the median is €2,976 per square metre, half of them between €2,143 and €3,614. A given property sits above or below, by its surface, its condition and its plot, and that is what the valuation settles.
How do I sell a property in Sagy with Briveo?: Briveo values the property on the sales of the area, publishes the listing and shows the property, under an electronic mandate signed online. The fees are due at the deed.
Where do these sales come from?: From the Demandes de valeurs foncières file of the French tax administration, published as open data, one line per sale, covering 1 January 2023 to 31 December 2025. Sales without a known built surface have no price per square metre.

Source and method

Sales published by the French tax administration (DVF), one line per transaction, dwellings only, one dwelling per sale, block sales set aside, price per square metre computed on the built surface of the transaction. Coverage from 1 January 2023 to 31 December 2025.

Property prices in Val-d'Oise