Zwischbergen's only village is Gondo, the last Swiss settlement on the Simplon road before the Italian border, deep in the Gondo gorge.
Zwischbergen prices below the Valais median, at CHF 3,400 per m². For a buyer that widens what one budget covers, often by a room or by a plot. For a seller it means the surrounding communes set the ceiling. With 55 percent of homes dating from before 1919, the stock in Zwischbergen renews slowly. Thin new supply supports prices, and it also means the flats reaching the market often need a full technical inspection before any offer. Average size in Zwischbergen is 83 m² across 2.7 rooms. Compare your own property with that figure before you read any price per square metre, because an outsized home rarely sells at the local rate and a small one often beats it.
Sales are sparse in Zwischbergen, which makes any commune-level figure less certain. A property here is better valued on its own characteristics and on sales in the neighbouring communes than on a local median built from a handful of deeds. The median flat in Zwischbergen comes out at CHF 3,400 per m², a gap of 35 percent against the Valais median. That figure covers every flat sold, whatever the floor, the age of the building or the state of the kitchen.
Prices below the cantonal level move later and less than the top of the market. In practice a correction in Valais reaches communes like this one with a delay, and so does a recovery. Against the Brig district the gap comes to 37 percent. This is the comparison that carries weight for an estimate, because communes in one district share a labour market, a transport network and the same pool of buyers.
At CHF 4,100 per m² houses outprice flats in Zwischbergen by 21 percent. The difference is the plot rather than the build. A house sells with land attached, and where there is little left to build on, the land does the pricing. Up 6.6 percent in a year, Zwischbergen has been priced by whoever was willing to pay most for a small number of properties. In a commune with few sales, that is exactly how a median gets moved. Over 7 years the median moved from CHF 6,500 to CHF 9,900 per m², a change of +52 percent. That is the market, not your property. A flat renovated in the meantime followed a different curve entirely.
Before you settle on a price in Zwischbergen, get a number that reflects your own property rather than the commune. It takes a few minutes, and it changes what you are able to defend in a negotiation.
Building stock from the Federal Register of Buildings and Dwellings (FSO), updated October 18, 2026
Market data updated on October 12, 2026
A range set against the price levels of your commune and the profile of your property.
Value my property →CHF 3,400 per m² is the current median for flats in Zwischbergen. It covers every sale, new and old, so a renovated flat sits above that line and one still needing works sits below it.
Houses in Zwischbergen are valued around CHF 4,100 per m² of living space. The plot weighs heavily on that figure, so two houses of identical size can be far apart in price if one has land around it and the other has none.
The dominant band in Zwischbergen is before 1919, which covers 55 percent of homes. Average size runs to 2.7 rooms, so the commune is built mainly for households rather than for single occupants or short stays.