Province of Hainaut – Wallonia
Property prices in Seneffe
In 2025, the median sale price in Seneffe was €270,000 for a house (100 sales) and €213,000 for an apartment (16 sales), according to Statbel. The latest figures: in the first half of 2026, the median house sold for €290,000, against €283,000 in the first half of 2025.
Median house, first half of 2026
€290,000
+2.5% on Jan–Jun 2025 (€283,000), 44 sales
Median house, 2025
€270,000
Middle 50% of sales: €192,000–€360,000
Median apartment, 2025
€213,000
Middle 50% of sales: €155,000–€270,000
Bought at the 2025 median of €270,000 as your only home, a house in Seneffe costs about €282,000 all-in, with registration tax and notary fees. Borrowing 80% of the price adds about €4,300 for the mortgage deed. Since 2025 an only home in Wallonia pays 3%, a rate that replaced the old allowance (the abattement). The true cost of buying a home in Belgium, item by item
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| Property type | Median price 2025 | Middle 50% of sales | Sales |
|---|---|---|---|
| Terraced or semi-detached house | €260,000 | €160,000–€330,000 | 69 |
| Detached house | €330,000 | €210,000–€430,000 | 31 |
| Apartment | €213,000 | €155,000–€270,000 | 16 |
First half of 2026, against the first half of 2025
| Property type | First half of 2025 | First half of 2026 | Change | Sales, Jan–Jun 2026 |
|---|---|---|---|---|
| All houses | €283,000 | €290,000 | +2.5% | 44 |
| Terraced or semi-detached house | €265,000 | €237,500 | −10.4% | 30 |
In 2025, 116 homes (100 houses and 16 apartments) changed hands in Seneffe. Seneffe is a house market first: apartments made up only 14% of 2025 sales. Detached houses sold for 27% more than terraced or semi-detached ones (median €330,000 against €260,000).
Asking price per m² in Seneffe
| Property type | Median asking price per m² |
|---|---|
| Houses | €2,373/m² |
| Apartments | €3,433/m² |
On 26 October 2026, 64 houses and 22 apartments in Seneffe were advertised for sale on Immoweb. Immoweb marked 44% of the houses and 23% of the apartments as under offer.
Median sale price in Seneffe since 1980
HousesShaded: middle 50% of sales
In 1980, the median house in Seneffe sold for €20,530, and in 2000 for €69,410 (Belgian francs converted to euros); today it is €270,000, about 13 times as much as in 1980.
How prices are moving
In Seneffe, the median house price rose 0.9% in 2025, 13.9% over five years and 54.3% over ten years. The latest figures: in the first half of 2026, the median house sold for €290,000, against €283,000 in the first half of 2025.
| 2024–2025 | 2020–2025 | 2015–2025 | |
|---|---|---|---|
| Houses | +0.9% | +13.9% | +54.3% |
| Apartments | – | – | – |
Price history in Seneffe, year by year
| Year | Median house | Median apartment |
|---|---|---|
| 2025 | €270,000 | – |
| 2024 | €267,500 | – |
| 2023 | €265,000 | – |
| 2022 | €251,000 | – |
| 2021 | €242,000 | – |
| 2020 | €237,000 | – |
| 2019 | €247,500 | – |
| 2018 | €225,000 | – |
| 2017 | €215,000 | – |
| 2016 | €191,750 | – |
| 2015 | €175,000 | – |
| 2014 | €160,000 | – |
| 2013 | €155,000 | – |
| 2012 | €175,000 | – |
| 2011 | €185,000 | – |
| 2010 | €165,000 | – |
Compared with the province and Belgium
| Seneffe | Province of Hainaut | Belgium | |
|---|---|---|---|
| Median house price | €270,000 | €190,000 | €315,000 |
| Median apartment price | €213,000 | €160,000 | €250,000 |
Over ten years, the median house price in Seneffe rose 54.3%, against a 57.5% rise across Belgium.
Seneffe has the 10th highest 2025 median house price in Hainaut province.
Who lives in Seneffe
Incomes track the Belgian median closely: the typical tax declaration in Seneffe showed €30,585 in 2023. Most households here own their home: 68% did at the 2021 census, against 65% across Belgium. The population is stable at 11,568 residents (2026), +1.2% since 2019.
Flood risk in Seneffe
Parts of Seneffe are exposed: 3.2% of the commune’s area lies in a medium or high flood-hazard zone (2.2% in the high class), plus 7.7% in the low class. Flood and soil are two of the checks to run on one specific home before you sign; our guide to what to check before making an offer covers the rest.
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Nearby communes
On median house prices, Seneffe lands between Ecaussinnes (€255,000) and Braine-le-Comte (€275,000).
| Commune | House median | Apartment median |
|---|---|---|
| Manage | €169,000 | €167,000 |
| Courcelles | €175,000 | €185,000 |
| La Louvière | €180,000 | €148,750 |
| Chapelle-lez-Herlaimont | €190,000 | – |
| Pont-à-Celles | €250,000 | €200,000 |
| Le Roeulx | €250,000 | – |
| Ecaussinnes | €255,000 | – |
| Braine-le-Comte | €275,000 | €189,000 |
| Nivelles | €370,000 | €220,000 |