Real estate prices Castelnau-d'Estrétefonds
In Castelnau-d'Estrétefonds, houses sell at a median €2,500 per square metre, with 104 sales in twelve months.
The Castelnau-d'Estrétefonds market is read here from the DGFiP record of actual sales, not from asking prices. Houses carry the local market with 69 sales over twelve months, against 35 apartments.

These figures cover all the sales recorded in the commune (INSEE code 31118), under its postal code 31620.
Castelnau-d'Estrétefonds, the town
Castelnau-d'Estrétefonds covers 28.3 km², lies between 105 and 224 m above sea level and had 7,003 inhabitants in the 2023 census.
Castelnau-d'Estrétefonds is a French commune situated in the south-west of France, in the north of the département of Haute-Garonne, in the Occitanie region. From a historical and cultural standpoint, the commune lies within the Frontonnais, a pays between the Garonne and the Tarn made up of a succession of stony terraces that have given rise to rich terroirs, renowned for their wines and fruits. Exposed to an altered oceanic climate, it is drained by the canal latéral à la Garonne, the Girou, the Hers-Mort, the ruisseau de Rival and various other small watercourses.
A little history
Castelnau-d'Estrétefonds has existed under this name since the 10th century, though the place was inhabited as far back as prehistory. Indeed, recent archaeological excavations have led to the discovery of stones worked with rare perfection. The earliest remains date from the Roman era, when the road Tolosa (Toulouse) – Aeginum (Agen) passed close to Castelnau. Castelnau entered history from the 10th century onwards with the pilgrimages to Saint-Jacques de Compostelle.
Places to see in Castelnau-d'Estrétefonds
- The 17th-century calvaire
- The former church of saint Martin with its 16th-century clocher-mur
- The Mausolée du Marquis de Cambolas
- Locks on the canal latéral à la Garonne
From Wikidata and the Wikipedia article « Castelnau-d'Estrétefonds », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Market dynamics, Castelnau-d'Estrétefonds
What the sales show in Castelnau-d'Estrétefonds
The median house price in Castelnau-d'Estrétefonds stands at €2,500 per square metre. Apartments come out at €2,410.
The average house sold in Castelnau-d'Estrétefonds covers 103 square metres, putting a typical transaction near €258,625. That is an order of magnitude drawn from averages, not the valuation of any particular property.
Prices by property type in Castelnau-d'Estrétefonds
Prices by property type in Castelnau-d'Estrétefonds
By property type in Castelnau-d'Estrétefonds, T2 at €2,488/m², T3 at €2,405/m², T4 at €2,228/m².
The T2 carries the highest price per square metre and the T3 the lowest, a gap of 3 %. Small units usually cost more per square metre than large ones, because the price of a kitchen and a bathroom is spread over fewer metres.
The house is what changes hands most often here, with 69 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 Castelnau-d'Estrétefonds on BRIVEO
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Selling in Castelnau-d'Estrétefonds
Pricing in Castelnau-d'Estrétefonds starts from the median of €2,500 per square metre, then adjusts for what makes your property differ from the average one sold here.
With 104 sales a year, Castelnau-d'Estrétefonds 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 Castelnau-d'Estrétefonds 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 Castelnau-d'Estrétefonds
The negotiation turns on the property itself and on comparable sales nearby (works, energy rating, aspect, charges).
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.
Are you an estate agent in Castelnau-d'Estrétefonds?
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 BriveoCastelnau-d'Estrétefonds and the towns around it
Among the towns tracked by BRIVEO in the same department, on the median apartment price, Muret sits 12 % below and Balma 38 % above. Those are the gaps a buyer widening their search area actually meets.
Latest published sales in Castelnau-d'Estrétefonds
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 |
|---|---|---|---|---|---|---|
| 30 December 2025 | Flat | 43 sq m | 2 | €102,310 | €2,379 per sq m | CHE DE LA NAUZE |
| 29 December 2025 | House | 94 sq m | 4 | €289,550 | €3,080 per sq m | RUE PAILLAS |
| 26 December 2025 | House | 113 sq m | 5 | €349,400 | €3,092 per sq m | RTE DE SAINT RUSTICE |
| 23 December 2025 | House | 82 sq m | 5 | €228,000 | €2,780 per sq m | LES BORDES |
| 19 December 2025 | Flat | 34 sq m | 2 | €94,000 | €2,765 per sq m | AV DE MONTAUBAN |
| 19 December 2025 | House | 82 sq m | 4 | €307,050 | €3,745 per sq m | LOT AS TAPS |
| 18 December 2025 | Flat | 41 sq m | 2 | €95,000 | €2,317 per sq m | CHE DE LA NAUZE |
| 16 December 2025 | House | 135 sq m | 5 | €285,000 | €2,111 per sq m | RUE DE L EGLISE |
| 11 December 2025 | Flat | 56 sq m | 3 | €138,888 | €2,480 per sq m | AV DE MONTAUBAN |
| 10 December 2025 | House | 89 sq m | 5 | €275,000 | €3,090 per sq m | RUE DES HEBRAILS |
| 10 December 2025 | House | 77 sq m | 4 | €247,400 | €3,213 per sq m | LA CAUSSADE |
| 9 December 2025 | House | 100 sq m | 5 | €290,800 | €2,908 per sq m | CLOS DES TOURNESOLS |
| 9 December 2025 | House | 133 sq m | 7 | €271,060 | €2,038 per sq m | RUE DE L EGLISE |
| 9 December 2025 | House | 65 sq m | 3 | €144,500 | €2,223 per sq m | MARCELOT |
| 8 December 2025 | Flat | 62 sq m | 3 | €129,000 | €2,081 per sq m | ALL DE REGUSSOL |
| 1 December 2025 | House | 67 sq m | 3 | €157,850 | €2,356 per sq m | ALL DE REGUSSOL |
| 28 November 2025 | House | 154 sq m | 4 | €351,800 | €2,284 per sq m | RTE DE BOULOC |
| 28 November 2025 | Flat | 95 sq m | 4 | €278,300 | €2,929 per sq m | RTE DE VILLENEUVE LES BOULOC |
| 25 November 2025 | House | 67 sq m | 3 | €182,419 | €2,723 per sq m | ALL DE REGUSSOL |
| 17 November 2025 | Flat | 35 sq m | 2 | €93,000 | €2,657 per sq m | AV DE MONTAUBAN |
Frequently asked questions, real estate Castelnau-d'Estrétefonds
Q1What is the price per square metre in Castelnau-d'Estrétefonds?
The median house price is €2,500 per square metre, read from sales published in the DGFiP DVF record. Apartments come out at €2,410.
Q2How many properties change hands in Castelnau-d'Estrétefonds?
104 sales were recorded over twelve months, 35 apartments and 69 houses.
Q3How much does a T2 cost in Castelnau-d'Estrétefonds?
The median T2 price in Castelnau-d'Estrétefonds is €2,488 per square metre, over 20 sales in twelve months.
Q4What are the acquisition costs in Castelnau-d'Estrétefonds?
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 Castelnau-d'Estrétefonds?
The average house sold covers 103 square metres, placing a typical transaction near €258,625. Your own property is worth what its condition, location and energy rating make it worth.
Q6How do I get my Castelnau-d'Estrétefonds 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 Castelnau-d'Estrétefonds?
Value your property in Castelnau-d'Estrétefonds. 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 Castelnau-d'Estrétefonds over twelve months, 66 % are houses. Sell your house or apartment in Castelnau-d'Estrétefonds 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 104 sales
- Figures computed on 31 October 2026