Switzerland · Canton JU
Fontenais
2900–2904Residents
1'645
Area
20 km²
Population density
82 pop./km²
Elevation
458 m a.s.l.
Terrain up to
910 m a.s.l.
Tax multiplier
235%
Postal codes
4
Demographics
BFS · 2025Women
837 50.9%
Men
808 49.1%
Children & youth (0–19)
336 20.4%
Swiss citizens
1'506 91.6%
Foreign residents
139 8.5%
Population density
82 pop./km²
0–19 · 336 · 20.4%20–64 · 910 · 55.3%65+ · 399 · 24.3%
Foreign residents 8.5%0%64.0%
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026
14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes
34.3% YesNo 65.7%
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes
37.9% YesNo 62.2%
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes
37.0% YesNo 63.0%
08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes
33.5% YesNo 66.5%
08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes
47.5% YesNo 52.5%
08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes
65.9% YesNo 34.2%
08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes
56.0% YesNo 44.0%
30.11.2025Volksinitiative «Für eine soziale Klimapolitik – steuerlich gerecht finanziert (Initiative für eine Zukunft)»Federal● Rejected · 21.7% Yes
38.0% YesNo 62.0%
30.11.2025Volksinitiative «Für eine engagierte Schweiz (Service-citoyen-Initiative)»Federal● Rejected · 15.9% Yes
13.4% YesNo 86.6%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026
Politics
National Council election 2023SP46.3% · strongest party
SP46.3%
Mitte21.3%
SVP12.3%
GRÜNE8.9%
FDP7.3%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026
Taxes 2026
ESTVMunicipal tax multiplier235%
Cantonal tax multiplier285%
235%JU range 130%235%
Tax rank 50 of 51 in canton JuraTax burden
Single, 100'000 CHF gross income
16'843 CHF(16.8%)
Rank 49 of 51 in the canton · 1766 of 2110 in Switzerland
Median canton 16'261 CHF · median Switzerland 15'290 CHF
Cheapest Les Breuleux 13'786 CHF · most expensive Basse-Allaine 16'843 CHF
100'000 CHF:16'843 CHF(~16.8%)
FontenaisCanton range JuraSwitzerland median
Show data table
| Gross income | Fontenais | Jura | Switzerland median |
|---|---|---|---|
| 40'000 | 7.2% | 5.8–7.2% | 5.4% |
| 50'000 | 9.5% | 7.6–9.5% | 7.8% |
| 60'000 | 11.3% | 9.1–11.3% | 10.5% |
| 70'000 | 12.9% | 10.4–12.9% | 11.9% |
| 80'000 | 14.4% | 11.7–14.4% | 13.1% |
| 90'000 | 15.6% | 12.7–15.6% | 14.1% |
| 100'000 | 16.8% | 13.8–16.8% | 15.3% |
| 110'000 | 17.9% | 14.7–17.9% | 16.3% |
| 120'000 | 19% | 15.6–19% | 17.2% |
| 130'000 | 20% | 16.5–20% | 18.1% |
| 140'000 | 21% | 17.3–21% | 19% |
| 150'000 | 21.8% | 18.1–21.8% | 19.7% |
| 175'000 | 23.7% | 19.8–23.7% | 21.6% |
| 200'000 | 25.3% | 21.2–25.3% | 23.2% |
| 225'000 | 26.7% | 22.4–26.7% | 24.6% |
| 250'000 | 27.9% | 23.5–27.9% | 25.8% |
| 275'000 | 28.9% | 24.5–28.9% | 26.8% |
| 300'000 | 29.8% | 25.3–29.8% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 31.08.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20209.9 °C
Precipitation 1991–20201'103 mm
9.9 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
910 m
Mean elevation
610 m
Relief
476 m
Mean slope
11°
Flat share
29.2%
South-facing
6.3%
Above 2000 m
0.0%
Relief 476 m0 m3'847 m
Terrain figures cover the whole municipal territory (swisstopo swissALTIRegio) — not the settlement point. Slope and south-facing share are resolution-dependent and measured at 40 m.
swissALTIRegio 2026 · swisstopo, retrieved 28.08.2026
Roof potential
21.2 GWh/yr
Roofs + façades
27.8 GWh/yr
≈ households powered
4'700
21 GWh/yr01'133 GWh/yr
BFE solar factsheet ↗Modelled roof and façade potential from the BFE solar model — the electricity these surfaces could produce, not installed capacity or what the municipality actually generates today. The household figure divides the roof potential by 4'500 kWh per year, ElCom’s reference household (consumption profile H4, a 5-room apartment).
Swiss Federal Office of Energy (SFOE), retrieved 31.08.2026
Electricity
ElCom · 2026Tariff H4
28.1 Rp./kWh
Energy
10.89 Rp./kWh
Grid usage
11.25 Rp./kWh
Levies + grid surcharge
4.2 Rp./kWh
28.1 Rp./kWh9.6443.61
Canton median 27.9 Rp./kWhSwiss median 27.7 Rp./kWh
Network operator BKW Energie AG
ElCom tariff comparison ↗How this is measured
Total household electricity price for ElCom consumption profile H4 — 4'500 kWh a year, a 5-room flat with electric stove and tumble dryer — standard product, excluding VAT, for the tariff year shown. Energy, grid usage, levies to public bodies and the federal grid surcharge are included. Canton and Swiss medians are ElCom's own published figures.
2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026
Housing
BFSVacancy rate
1.24 %
Avg. rooms
4.3
Dwellings
885
Built before 194642.9%
Built since 200111.8%
1.24 %0 %12 %
Vacancy rate from the BFS vacant-dwelling count (2025); building age and room count from the Buildings and Dwellings Statistics (2024). The average room count treats the ‘6 rooms or more’ class as 6, so it is a slight lower bound. The vacancy rate is volatile for small municipalities.
Buildings and Dwellings Statistics 2024 · Federal Statistical Office (FSO), retrieved 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026
Accessibility
ARE · NPVMNational Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026
Municipality
Wikidata · CC0Websitefontenais.ch ↗
Wikidata · continuously updated, retrieved 31.08.2026
Rankings
31Largest municipalities1'645 #12 JU · #1099 CHFamilies & children20.4% #23 JU · #1022 CHAge structure24.3% #23 JU · #484 CHWomen share50.9% #18 JU · #478 CHForeign residents8.5% #29 JU · #1829 CHPopulation density82/km² #17 JU · #1582 CHTax burden16'843 #51 JU · #1768 CHTaxes235% #50 JUWarmest municipalities9.9 °C #11 JU · #659 CHSunniest municipalities41.2% #36 JU · #1344 CHRainiest municipalities1'103 mm #30 JU · #1094 CHVoter turnout45.6% #27 JU · #1991 CHAgainst Switzerland28% #2 JU · #138 CHAligned with Switzerland72% #19 JU · #1340 CHSVP strongholds12.3% #44 JU · #2062 CHSP strongholds46.3% #1 JU · #1 CHCentre strongholds21.3% #38 JU · #471 CHFDP strongholds7.3% #26 JU · #1675 CHGLP strongholds1.6% #33 JU · #1839 CHGreen strongholds8.9% #31 JU · #732 CHLargest by area20 km² #12 JU · #480 CHHighest municipalities458 m #37 JU · #1472 CHRemotest municipalities105 min #19 JU · #334 CHBest-connected municipalities105 min #33 JU · #1794 CHHighest peaks910 m #28 JU · #817 CHHighest-lying municipalities610 m #29 JU · #974 CHGreatest vertical range476 m #18 JU · #714 CHSteepest municipalities11° #28 JU · #853 CHSolar potential21 GWh #18 JU · #965 CHCheapest electricity28.1 Rp./kWh #40 JU · #1130 CHMost expensive electricity28.1 Rp./kWh #13 JU · #980 CH
Postal codes (4)
swisstopoLocalities
swisstopo · 4Nearby municipalities
swisstopo- What is the postal code of Fontenais?
- Fontenais has 4 postal codes: 2900, 2902, 2903, 2904.
- What is the tax rate in Fontenais?
- The municipal tax multiplier of Fontenais is 235% (2026); canton JU levies 285%.
- How much tax do you pay in Fontenais?
- A single person without children pays about 16'843 CHF income tax in Fontenais on 100'000 CHF gross income (federal, cantonal, municipal), rank 49 of 51 in canton JU. Source: ESTV (2026).
- How many residents does Fontenais have?
- Fontenais has 1'645 residents (2025).
- How many foreign residents live in Fontenais?
- Fontenais has 139 foreign residents, a share of 8.45% (2025).
Map
OpenStreetMapFontenais compared with
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