Guide · the essentials by municipality
Property guide to Olne
Wallonia · Liège · Statbel prices of September 2026
In brief
- In Olne, a house usually sells for €343,500. That is the median price: half of sales are above, half below. That is 44% more than a typical municipality in Wallonia (€238,500).
- In five years, house prices changed by +32.4%.
- 4,142 residents. Median income: €32,410 per tax return, +62% compared with Belgium.
Each part leads to a fuller page. All figures are public and dated.
Wallonia
Where Olne is in Belgium
What does property cost?
Sale prices at the notary, published in September 2026, and the number of sales over a year.
How much do you need to buy?
For a house at the median price, if it is your only home in Wallonia. Monthly payment with a loan of 80% of the price.
Is it a good place to live?
Residents, density, quality of life score and safety.
What condition are the homes in?
The EPC ratings of homes and new building permits.
What about investing?
How many properties sell, whether the market is moving, and whether the population is growing. That is what matters when you resell.
Which neighbourhoods are the wealthiest?
Olne is split into 14 small statistical areas. Median income ranges from €31,773 (VAUX SOUS OLNE) to €41,728 (BOIS D'OLNE).
Where incomes are high, prices often hold up better.
The neighbourhoods of Olne and their incomesHow do you value a property in Olne?
To value a property in Olne, start from the price of similar properties in the municipality. Then adjust for the home itself.
The starting point is the median price of recent sales of the same type: house or apartment. That price describes an average property, not yours.
Then come the adjustments: size, plot, bedrooms, condition, EPC, garage or garden. Each one moves the value up or down.
An estimate is always a range. The final price also depends on the buyers around when you sell.
Why don't two nearby homes sell for the same price?
Two similar properties in the same municipality don't always have the same price. The exact location and the condition explain most of the gap.
Location matters through the distance to schools, shops and main roads. A quiet street matters too.
Condition matters through the work needed. The EPC shows part of it: roof, windows, heating, insulation. A poor EPC lowers the price.
These factors don't simply add up. A well-placed house that needs work can be worth as much as a renovated one further out.
What about nearby municipalities?
For each one: the median house price and the overall score.
All our pages about Olne
Frequently asked questions
Sources: Statbel for prices, sales, population, incomes and permits. Regional registers for the EPC, Federal Police for safety, OpenStreetMap for the scores. Duties and fees at current rates, mortgage rate from the National Bank.
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