The city of the sun on the language border, Sierre unrolls its vineyard and its hills between the Rhône plain and the slopes of Salgesch.
At CHF 5,200 per m², Sierre sits near the middle of the Valais scale. Which side of that median your own flat lands on depends more on floor, view and condition than on the address itself. Sitting under the Valais median gives a buyer room, though the discount is rarely free. It usually pays for distance from a station, from the lake, or from a school catchment that people compete over.
Sierre ranks 42 out of 67 communes in Valais on flat prices per m². Rankings shift a place or two from one year to the next without anything real changing, so read the band rather than the exact position. Houses carry a premium of 21 percent per square metre over flats in Sierre, CHF 6,300 against CHF 5,200. Households buying a house here are mostly trading up from a flat nearby, so demand holds even when volumes drop.
Flat prices in Sierre are up 4.0 percent over twelve months. One year is a short window: measure it against the longer trajectory before you read it as a change of direction. Against the Sierre district the gap comes to 0 percent. This is the comparison that carries weight for an estimate: communes in one district share a labour market, a transport network and the same pool of buyers. 1946-1960 accounts for 14 percent of homes in Sierre, ahead of the other periods without dominating them. A mixed stock widens the price range inside one commune: two flats of the same size can be a third apart on condition alone.
At 3.4 rooms and 92 m² on average, homes in Sierre are sized for households rather than single occupants. If you are looking for a studio or a two-room flat, expect a thinner choice and less room to negotiate. CHF 5,200 per m² is the working reference for a flat in Sierre, 5 percent from Valais. Take it as a starting point: in a commune this size, the spread between the cheapest and the dearest street is often wider than the gap to the canton.
Over 25 years the median moved from CHF 3,900 to CHF 7,800 per m², a change of +100 percent. That is the market, not your property: a flat renovated in the meantime followed a different curve entirely. Sierre turns over enough stock to give a reliable read. The practical benefit shows at negotiation, where both sides can point to comparable sales from the same year, which shortens the distance between asking price and signature.
Sierre is a market where recent comparable sales exist and mean something. An estimate here has solid ground to stand on, provided it starts from your surface, your floor and the age of your building.
Building stock data: Federal Register of Buildings and Dwellings, FSO, updated August 3, 2026
Market data updated on August 24, 2026
A range set against the price levels of your commune and the profile of your property.
Value my property →Around CHF 5,200 per m² for a flat, which is 5 percent from the Valais median. Houses are priced separately and usually land somewhere else entirely, so work from the figure that matches your property type.
Count on roughly CHF 6,300 per m² for a house in Sierre. That rate applies to habitable surface, which leaves out the garage, the cellar and any unconverted attic, all of which add value but never at the same rate.
The dominant band in Sierre is 1946-1960, which covers 14 percent of homes. Average size runs to 3.4 rooms, so the commune is built mainly for households rather than for single occupants or short stays.