Selling property in Oberentfelden: district heating planned

Official statistics on prices paid are missing for Oberentfelden. The Canton of Aargau does not collect them by municipality, unlike the Canton of Zurich. Portal values for Oberentfelden rest on offers, not on completed sales.

What is on record is the stock: Oberentfelden has 1,555 buildings with residential use in the Aarau district. 1,056 of them are single-family houses, or 67.9%. The cantonal figure is 65.9%. Oberentfelden ranks 9 of 12 in the Aarau district. In total, Oberentfelden has 4,147 dwellings. 57.8% were built before 1981, against 51.8% in the canton. 12.8 hectares of 214.1 hectares of building zone are undeveloped, or 6.0% (as of 2022). For the share of undeveloped zone, Oberentfelden ranks 108 of 196 in the canton.

The price of your house in Oberentfelden depends on location, plot and building, measured against similar sales. The free assessment gives you a written price range with its reasoning.

According to the federal building statistics, Oberentfelden has one of the canton's highest shares of oil and gas heating. The heating system is therefore often a topic during a viewing.

The heat comes mainly from waste heat at the Buchs incineration plant. The first lot, in Unterentfelden, has been running since the end of September 2026. Lot 2 is meant to extend the network into Oberentfelden.¹²

The municipality plans to renew roads, water mains and power lines at the same time. The residents' assembly votes on this funding on 12 November 2026. After planning permission, work is scheduled from spring 2027 and runs in stages until the end of 2028.¹² Affected streets include Nordstrasse, Güterstrasse, Industriestrasse and Ausserfeldstrasse.¹²

Near the planned network, it is worth asking about a connection before a sale. On 19 June 2026, the assembly also approved the funding for a new double sports hall.¹³

In Oberentfelden, 899 of 1,555 buildings with residential use date from before 1981. That is 57.8%. Among the 196 municipalities in the canton, that is rank 40, counting from the highest share. In the Aarau district: rank 4 of 12. Oberentfelden therefore has a higher share than the canton at 51.8%. Compared with Oberentfelden, the figure in Aarau is 72.1%.

In Oberentfelden, oil or gas heats 1,029 buildings with residential use, 66.2%, against 51.8% in the canton. Among the 196 municipalities in the canton, that is rank 17, counting from the highest share. For many houses in Oberentfelden, heating is therefore on the agenda.

Anyone selling in Oberentfelden adds records of heating, roof and windows to the sale documents. From 1 January 2029, owners living in their home in Oberentfelden lose the imputed rental value and the maintenance deduction.¹ The calculation before a renovation is in Renovate or sell.

Oberentfelden has 9,061 residents. 1,761 of them, 19.4%, are 65 or older, against 19.5% in the canton. Among the 196 municipalities in the canton, that is rank 104, counting from the highest share. In the Aarau district: rank 9 of 12. Compared with Oberentfelden, the figure in Aarau is 18.4%.

On 1 June 2026, 20 homes in Oberentfelden were empty, 0.48% of the stock, against 1.05% in the canton. Among the 196 municipalities in the canton, that is rank 49, counting from the lowest vacancy. For Oberentfelden, the figure counts all homes; it does not measure houses on the market.

The municipal tax rate of Oberentfelden is 113%. Among the 196 municipalities in the canton, that is rank 124, counting from the lowest tax rate. It applies to income and wealth; the municipality atlas compares all municipalities. By public transport, Zurich HB is 45 minutes away from the Oberentfelden stop, with 1 change.

In Aargau, property gains tax falls with every full year of ownership. The rate drops from 40 per cent in year one to 5 per cent after 25 full years.² After more than ten full years, a house gets at least a flat-rate cost deduction: 80 down to 65 per cent of the sale price.³

If you sell your permanent and exclusive home, you can apply to defer the tax.² You must buy or build a new Swiss home within 2 years before or 3 years after the sale.² Only the reinvested proceeds are deferred.² Deferred does not mean waived: the next taxable sale also taxes this gain.²

Aargau has no classic transfer tax. Instead, the canton charges a land register levy (Grundbuchabgabe) on every sale: 4 per mille of the price.⁴ Buyer and seller are jointly liable; the law does not say who bears it.⁴

Only an Aargau notary (Urkundsperson) may notarise the sale contract.⁵