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Municipal profile

Coat of arms of Biezwil

Biezwil

Canton: Solothurn (SO)

Civiora Index

Derived from official data

32/100

Below the median

National rank: 2’030 / 2’110

Taxes20/100
Premiums45/100
Electricity7/100
Housing8/100
PT service73/100

Confidence level: high · v1.1.0 · Civiora Index computed from official public data. Proprietary, non-official index. Understand the index

Median altitude598 m
Area4.2 km²
Postcode4585
FSO no.2445
DistrictBezirk Bucheggberg
Tax burden15.1 %Single, CHF 80’000 · 2026 more than SwitzerlandSwiss median: 13.1 %
Electricity price33.7 ct./kWhH4 · 2027 more than SwitzerlandSwiss median: 26.9 ct./kWh
Health insurance premiums624 CHF/monthAdult · 2027 more than SwitzerlandSwiss median: 599 CHF
Population345+0.3 % over 5 years (2020–2025) less than SwitzerlandSwiss median: +4.4 %
Vacancy rate0.00 %01.06.2026 less than SwitzerlandSwiss median: 0.83 %
Public transport stops2No rail stop (bus/other)

Taxes: tax burden by scenario

Tax burden ranking →Official

On a salary of CHF 80’000 a year, a single person in Biezwil pays 15.1% of their gross income in tax, or about CHF 12’090 a year. That is CHF 1’600 more than in the median Swiss municipality.

BiezwilSwiss median
Single, CHF 80’000 approx. 12’090 CHF/year1’600 CHF/year more
15.1 %
13.1 %
Single, CHF 120’000 approx. 22’380 CHF/year1’680 CHF/year more
18.6 %
17.2 %
Married couple, CHF 120’000 approx. 16’210 CHF/year2’750 CHF/year more
13.5 %
11.2 %
Family, 2 children, CHF 150’000 approx. 17’660 CHF/year2’740 CHF/year more
11.8 %
9.9 %
Retiree, CHF 80’000 approx. 14’560 CHF/year1’580 CHF/year more
18.2 %
16.2 %

2026 tax burden in % of gross income (federal, cantonal and communal taxes; earned income, no wealth, no church tax). Calculation FTA, Swiss tax calculator.

Federal Tax Administration (FTA)Tax burden 2026: Swiss tax calculator (model cases)View source

Electricity

2027 tariff ranking →Official

A typical household (profile H4, 4’500 kWh a year) in Biezwil pays 33.73 ct. per kWh, or about CHF 1’520 a year. That is CHF 307 a year more than in the median Swiss municipality.

33.73 ct./kWh

more than SwitzerlandSwiss median: 26.91 ct./kWh

Tariff breakdown

Energy (the electricity itself) 12.90Grid (delivery to the meter) 16.84Levies and surcharge (public charges and levies) 3.99ct./kWh

Federal Electricity Commission (ElCom)Electricity tariffs 2027, profile H4, standard productView source

Health insurance premiums

2027 premium ranking →Derived from official data

An adult in Biezwil pays a median CHF 624 a month for basic health insurance, or about CHF 7’490 a year (CHF 300 deductible, accident cover included). That is CHF 25 a month more than the Swiss median (CHF 599).

624 CHF/month

more than SwitzerlandSwiss median: 599 CHF

Median monthly premium 2027, adult (26+), CHF 300 deductible, with accident, standard model: median of the 25 offers in premium region SO-0 (Civiora calculation on FOPH data).

Official FOPH average premiums 2027 (all deductibles and models)

Adult493.50 CHF/monthapprox. 5’920 CHF/year
19–25 years332.40 CHF/monthapprox. 3’990 CHF/year
Child124.60 CHF/monthapprox. 1’500 CHF/year

Federal Office of Public Health (FOPH)Compulsory health insurance premiums 2027 (priminfo)View source

Population and demographics

Official

Biezwil has 345 inhabitants at the end of 2025, 0.3% more than five years ago (Swiss median: +4.4%).

Population change 2010–2025

345 inhabitants

Density: 83 inhab./km² · 2025

+0.0 % vs previous year (2024–2025)

Age structure (2025)

0–19 years 20.3 %20–64 years 53.0 %65 and over 26.7 %

About 1 resident in 5 is under 20, and 1 in 4 is 65 or over. About 1 resident in 20 (4.9%) holds a foreign nationality.

Federal Statistical Office (FSO)STATPOP: permanent resident population (STAT-TAB), status 31.12.2025View source

Housing

Vacancy rate ranking →Official

On 1 June 2026, no vacant home was recorded in Biezwil (Swiss median: 0.83%). The higher this rate, the easier it is to find a home.

Vacancy rate 2016–2026

Vacant dwellings001.06.2026
Housing stock (2024)166

Federal Statistical Office (FSO)Vacant dwellings count, 1 June 2026View source

Federal Statistical Office (FSO)Buildings and dwellings statistics (GWS): housing stock 2024View source

Public transport

Derived from official data

Biezwil has 2 public transport stops. On an ordinary Tuesday, 122 departures are scheduled across all stops, 4 of them after 8 pm.

Public transport stops2No rail stop (bus/other)
Departures on a typical Tuesday122of which evening (from 8 pm): 4 (3 %)
Departures on a typical Sunday3630 % of the typical Tuesday
Public transport stops / 1’0005.80Swiss median: 3.33

Departures counted in the official 2026 timetable (GTFS) on typical days: Tuesday 08.09.2026 and Sunday 13.09.2026. Every call at every stop in the municipality counts as one departure. Civiora calculation.

opentransportdata.swiss (ATLAS, SBB on behalf of the Confederation)Public transport service points, status 04.08.2026View source

opentransportdata.swiss (official GTFS timetable)2026 timetable (GTFS, 01.08.2026 edition): typical daysView source

Territory and local economy

Official

Biezwil’s territory is 6.7% built-up, 51.8% farmland and 41.4% forest (survey 2004/2009).

Built-up 6.7 %Farmland 51.8 %Forest 41.4 %
Jobs82reference year 2018

Federal Statistical Office (FSO)Regional portraits 2021: key figures of communesView source

Municipalities of comparable size

Juriens VD345Eggerberg VS345Chevilly VD346Ogens VD343