Property in Sonnay, the published sales
Sonnay is a municipality of the Isère département (38), in the Auvergne-Rhône-Alpes region.
The sales published by the French tax administration (DVF) record 39 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 19 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 town
Sonnay covers 14.2 km², lies between 225 and 407 m above sea level and had 1,234 inhabitants in the 2023 census.
Sonnay est une commune française située dans le département de l'Isère, en région Auvergne-Rhône-Alpes. Ce village de taille relativement importante se positionne dans le nord du département, non loin de la vallée du Rhône, entre Lyon et Valence, non loin de l'agglomération viennoise. Ses habitants se nomment les Sonnayards (prononcez \sɔ.na.jaʁ\, \sɔ.na.jaʁd\ et non pas \sɔ.nɛ.jaʁ\, \sɔ.nɛ.jaʁd\).
The full property page of the town
From Wikidata and the Wikipedia article « Sonnay », licensed CC BY-SA 4.0, read on 29 October 2026. Read the article
The published sales in Sonnay
| Date | Type | Surface | Rooms | Price | Price per sq m | Street |
|---|---|---|---|---|---|---|
| 30 September 2025 | House | 86 sq m | 4 | €124,789 | €1,451 per sq m | RTE DU DAUPHINE |
| 20 August 2025 | House | 93 sq m | 3 | €126,000 | €1,355 per sq m | CHE DE BEREY |
| 28 May 2025 | House | 64 sq m | 3 | €118,000 | €1,844 per sq m | CHE DE LA VARINIERE |
| 10 March 2025 | House | 124 sq m | 5 | €359,950 | €2,903 per sq m | CHE DE MONT FELIX |
| 29 November 2024 | Flat | 109 sq m | 3 | €123,500 | €1,133 per sq m | CHE DU PLAN |
| 31 October 2024 | Flat | 95 sq m | 4 | €240,000 | €2,526 per sq m | RTE DU DAUPHINE |
| 25 October 2024 | House | 100 sq m | 6 | €227,000 | €2,270 per sq m | CHE DE LA COMBE DES ESSARTS |
| 26 September 2024 | House | 116 sq m | 5 | €180,000 | €1,552 per sq m | RTE DES SABLES |
| 12 September 2024 | House | 135 sq m | 6 | €321,200 | €2,379 per sq m | CHE DU PAVE CLEMENCON |
| 19 June 2024 | House | 130 sq m | 6 | €200,000 | €1,538 per sq m | RTE DES SABLES |
| 27 May 2024 | House | 103 sq m | 5 | €115,000 | €1,117 per sq m | RTE DU DAUPHINE |
| 3 May 2024 | House | 150 sq m | 6 | €210,000 | €1,400 per sq m | CHE DES GUILLAUMES |
| 12 April 2024 | House | 95 sq m | 4 | €210,000 | €2,211 per sq m | RTE DES SABLES |
| 5 February 2024 | House | 145 sq m | 5 | €167,500 | €1,155 per sq m | RTE DU DAUPHINE |
| 30 November 2023 | House | 88 sq m | 5 | €155,000 | €1,761 per sq m | CHE DU PETIT BOIS |
| 27 July 2023 | House | 88 sq m | 4 | €204,250 | €2,321 per sq m | CHE DE TEPIN |
| 12 July 2023 | House | 90 sq m | 4 | €245,000 | €2,722 per sq m | CHE DES ROUTES |
| 29 June 2023 | House | 180 sq m | 5 | €258,960 | €1,439 per sq m | CHE DU PETIT BOIS |
| 15 February 2023 | House | 120 sq m | 4 | €240,000 | €2,000 per sq m | CHE DE NIVELLE |
What these sales show
Over the 17 published sales of houses above, the median price is €1,761 per square metre, half of the sales falling between €1,439 and €2,270.
The 17 published sales of houses range from €1,117 to €2,903 per square metre, for surfaces of 64 to 180 sq m.
Property prices in the nearby towns tracked by Briveo
Selling in Sonnay?
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.
Are you an estate agent in Sonnay?
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.
Start with BriveoFrequently asked questions
- What is a square metre worth in Sonnay?
- Over the 17 published sales of houses above, the median is €1,761 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 Sonnay?
- 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 Sonnay?
- Over the 17 published sales of houses above, the median is €1,761 per square metre, half of them between €1,439 and €2,270. 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 Sonnay 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.