Province of East Flanders – Flanders
Property prices in Zwalm
In 2025, the median sale price in Zwalm was €325,000 for a house (89 sales), according to Statbel. The latest figures: in the first half of 2026, the median house sold for €365,763, against €325,000 in the first half of 2025.
Median house, first half of 2026
€365,763
+12.5% on Jan–Jun 2025 (€325,000), 38 sales
Median house, 2025
€325,000
Middle 50% of sales: €255,000–€465,000
Bought at the 2025 median of €325,000 as your only home, a house in Zwalm costs about €336,000 all-in, with registration tax and notary fees. Borrowing 80% of the price adds about €5,200 for the mortgage deed. 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 | €304,000 | €240,000–€400,000 | 45 |
| Detached house | €379,000 | €275,000–€516,999 | 44 |
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 | €325,000 | €365,763 | +12.5% | 38 |
| Terraced or semi-detached house | €308,000 | €360,125 | +16.9% | 20 |
| Detached house | €358,012 | €386,250 | +7.9% | 18 |
In 2025, 89 houses changed hands in Zwalm, 43.5% more than in 2024. Detached houses sold for 25% more than terraced or semi-detached ones (median €379,000 against €304,000).
Asking price per m² in Zwalm
| Property type | Median asking price per m² |
|---|---|
| Houses | €2,293/m² |
On 26 October 2026, 51 houses and 2 apartments in Zwalm were advertised for sale on Immoweb. Immoweb marked 14% of the houses as under offer.
Median sale price in Zwalm since 1980
HousesShaded: middle 50% of sales
In 1980, the median house in Zwalm sold for €36,596, and in 2000 for €86,763 (Belgian francs converted to euros); today it is €325,000, about 9 times as much as in 1980.
How prices are moving
In Zwalm, the median house price fell 5.8% in 2025, but rose 12.1% over five years and 55% over ten years. The latest figures: in the first half of 2026, the median house sold for €365,763, against €325,000 in the first half of 2025.
| 2024–2025 | 2020–2025 | 2015–2025 | |
|---|---|---|---|
| Houses | −5.8% | +12.1% | +55.0% |
Price history in Zwalm, year by year
| Year | Median house | Median apartment |
|---|---|---|
| 2025 | €325,000 | – |
| 2024 | €345,000 | – |
| 2023 | €318,000 | – |
| 2022 | €301,000 | – |
| 2021 | €295,000 | – |
| 2020 | €290,000 | – |
| 2019 | €311,250 | – |
| 2018 | €269,250 | – |
| 2017 | €243,000 | – |
| 2016 | €249,000 | – |
| 2015 | €209,700 | – |
| 2014 | €230,000 | – |
| 2013 | €207,500 | – |
| 2012 | €220,000 | – |
| 2011 | €243,500 | – |
| 2010 | €197,500 | – |
Compared with the province and Belgium
| Zwalm | Province of East Flanders | Belgium | |
|---|---|---|---|
| Median house price | €325,000 | €335,000 | €315,000 |
| Median apartment price | – | €265,000 | €250,000 |
Over ten years, the median house price in Zwalm rose 55%, against a 57.5% rise across Belgium.
Zwalm has the 26th lowest 2025 median house price in East Flanders province.
Who lives in Zwalm
Incomes run above the Belgian median: the typical tax declaration in Zwalm showed €35,644 in 2023, 18% more than nationally. Most households here own their home: 83% did at the 2021 census, against 65% across Belgium. Zwalm is gaining residents: the population rose 4.2% between 2016 and 2026, to 8,374.
Flood and soil in Zwalm
Parts of Zwalm are exposed: 7.2% of the commune’s area lies in a medium or high flood-hazard zone, plus 4.2% in the low class. 242 parcels in Zwalm are listed in the OVAM soil register (a known or suspected contamination history). 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, Zwalm lands between Zottegem (€315,000) and Kruisem (€369,000).