What is a square metre worth in Mareil-le-Guyon?

Over the 10 published sales of houses above, the median is €3,113 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 Mareil-le-Guyon?

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 Mareil-le-Guyon?

Over the 10 published sales of houses above, the median is €3,113 per square metre, half of them between €2,827 and €3,560. 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 Mareil-le-Guyon 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 Mareil-le-Guyon, the published sales

Mareil-le-Guyon is a municipality of the Yvelines département (78), in the Île-de-France region.

The sales published by the French tax administration (DVF) record 15 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 10 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 Mareil-le-Guyon

Housing sales published in Mareil-le-Guyon
Date	Type	Surface	Rooms	Price	Price per sq m	Street
30 July 2025	House	124 sq m	6	€349,800	€2,821 per sq m	GR GRANDE RUE
5 February 2025	House	63 sq m	3	€205,000	€3,254 per sq m	RUE DU BOUT DE L EAU
3 October 2024	House	138 sq m	6	€114,250	€828 per sq m	RTE DE MONTFORT
20 August 2024	House	97 sq m	4	€445,000	€4,588 per sq m	GR GRANDE RUE
30 November 2023	House	73 sq m	4	€217,000	€2,973 per sq m	GR GRANDE RUE
12 September 2023	House	119 sq m	3	€296,000	€2,487 per sq m	RUE DE L HIRONDELLE
12 September 2023	House	119 sq m	3	€395,000	€3,319 per sq m	RUE DE L HIRONDELLE
20 June 2023	House	58 sq m	3	€165,000	€2,845 per sq m	GR GRANDE RUE
14 June 2023	House	132 sq m	5	€606,300	€4,593 per sq m	IMP DES FONTAINES
28 February 2023	House	200 sq m	6	€728,000	€3,640 per sq m	PL DES VIGNES

What these sales show

Over the 10 published sales of houses above, the median price is €3,113 per square metre, half of the sales falling between €2,827 and €3,560.

The 10 published sales of houses range from €828 to €4,593 per square metre, for surfaces of 58 to 200 sq m.

Property prices in the nearby towns tracked by Briveo

Selling in Mareil-le-Guyon?

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.

Value my property in Mareil-le-Guyon Sell with Briveo

Are you an estate agent in Mareil-le-Guyon?

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 Mareil-le-Guyon?: Over the 10 published sales of houses above, the median is €3,113 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 Mareil-le-Guyon?: 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 Mareil-le-Guyon?: Over the 10 published sales of houses above, the median is €3,113 per square metre, half of them between €2,827 and €3,560. 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 Mareil-le-Guyon 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 Yvelines