Vicinus

Jura · District des Franches-Montagnes · BFS commune no. 6750[8]

Coat of arms of Lajoux (JU)Lajoux (JU)

Left of CHF 100’000CHF 66’909per year, after tax, insurance and rent
Income tax[1]CHF 16’40716.4% of income
Health insurance[3]CHF 660adult, per month
Rent, 2 rooms[4]≈ CHF 730per month, estimate
Residents[5]7129.1% foreign nationals
Language region[12]Frenchmajority main language
Nearest job hub[7]68 minto Delémont

Single person, gross income CHF 100’000, median insurer, 2-room flat. See how Lajoux (JU) ranks for your household →
Compare Lajoux (JU) with another commune →

SaicourtRebévelierPetit-ValSaulcyLes Genevez (JU)MontfauconSaint-Brais SaicourtRebévelierPetit-ValSaulcyLes Genevez (JU)MontfauconSaint-Brais Lajoux (JU)

Lajoux (JU) has 712 residents, making it the 28th largest of the 51 communes in the canton of Jura.

9% of residents are foreign nationals, below the Swiss average of 28%.

With 24% of residents aged 65 or over, the population is older than the Swiss average (20%).

A single person earning CHF 100’000 pays about CHF 16’407 a year in income tax here, less than in 4 of its 7 neighbouring communes.

The median standard adult health insurance premium is CHF 660 a month, above the Swiss median of CHF 564.

The closest of our job hubs by public transport is Delémont, about 68 minutes away on a weekday morning.

Living here

Sunshine per year⁠[13]
1’680 h
Sunnier than 50% of Swiss communes
MeteoSwiss, normals 1991–2020; average over where people live, terrain shade included
Winter sunshine, Nov–Feb (a fog indicator)⁠[13]
340 h
More winter sun than 85% of communes
MeteoSwiss, normals 1991–2020. Little winter sun usually means fog or a shaded valley; it is not a count of fog days
Residents with road noise above 55 dB(A) by day⁠[14]
9%
Less than in 65% of communes
BAFU sonBASE road noise model 2021; estimate from where people live
Residents with rail noise above 55 dB(A) by day⁠[14]
0%
Median: Jura 0%, Switzerland 0%
BAFU sonBASE rail noise model 2021; estimate from where people live
Residents in areas where heavy rain can flood the ground over 10 cm deep⁠[15]
18%
Median: Jura 9%, Switzerland 7%
BAFU surface runoff hazard map 2018; an overview, not an assessment of any building
Residents with fibre to the building (estimate)⁠[16]
≈ 7%
Less than in 70% of communes
BAKOM broadband atlas 2026; estimated from 250 m squares published in classes; fibre at least as far as the building (FTTB/FTTH)
Electricity price, 5-room flat (ElCom profile H4)⁠[17]
26.0 Rp./kWh
About CHF 1’170 a year for 4’500 kWh · Cheaper than in 60% of communes
ElCom tariffs 2027, standard product of the network operator, excl. VAT; operator: BKW Energie AG
Vacancy rate (share of dwellings standing empty)⁠[18]
1.31%
Switzerland 0.93%, canton JU 3.35%. A low rate means flats are hard to find
BFS dwelling vacancy survey, 1 June 2026: 5 empty dwellings for rent or sale

Federal overview map only. For floods, landslides and avalanches at a specific address, check the canton's hazard map. Open the federal hazard maps here →

Income tax

Income tax 2026 (federal, cantonal and communal; no church tax) for an employee with gross labour income of…[1]

ProfileCHF 50’000CHF 80’000CHF 100’000CHF 150’000CHF 200’000CHF 300’000
Single, no children4’602
9.2%
11’199
14.0%
16’407
16.4%
31’916
21.3%
49’452
24.7%
87’510
29.2%
Married, single income, no children1’724
3.4%
6’782
8.5%
11’016
11.0%
23’519
15.7%
39’232
19.6%
75’528
25.2%
Married, dual income (70/30), no children1’009
2.0%
5’515
6.9%
9’615
9.6%
21’326
14.2%
35’584
17.8%
71’073
23.7%
Married, single income, 2 children174
0.3%
3’781
4.7%
7’246
7.2%
18’830
12.6%
33’526
16.8%
69’198
23.1%

Tax multipliers 2026: canton 285%, commune 220%. Church tax, if you are a member: Protestant 8.1%, Roman Catholic 10.3%.[2]

Health insurance premiums 2027

Monthly basic insurance premium, standard model, single premium region of Jura.[3]

Cheapest insurerMedian insurer
Adult (26+), CHF 300 deductible, without accident coverCHF 621CHF 660
Child (0–18), CHF 0 deductible, with accident coverCHF 151CHF 167

Rent

Average monthly net rent (without service charges and heating) paid by tenants, BFS Structural Survey 2023.[4]

FlatCHF/monthBasis
2 rooms
single
≈ CHF 730Estimate
3 rooms
couple
≈ CHF 902Estimate
4 rooms
family
≈ CHF 1’072Estimate

BFS publishes no rent for this commune, so these are estimates (≈), not measured figures: the canton’s average rent, adjusted for the type of commune. New leases usually cost more than these averages. How rent is estimated

Commute to job hubs

Median door-to-door time by public transport and on foot, weekday departures every minute 07:00–08:30, from the commune's busiest station. Includes waiting for the next departure.[7]

HubMinutes
Delémont68
Biel/Bienne94
Solothurn114
Basel SBB118
Neuchâtel118
Muttenz128
Liestal136
Olten137

Hubs more than 3 hours away are not listed. Commute to any commune or postcode: Ranking →

Compared with neighbouring communes

Single person, gross income CHF 100’000: income tax per year and median adult premium per month (CHF).

CommuneTax CHF/yr[1]Premium CHF/mo[3]Population[5]
Les Genevez (JU)15’970660518
Lajoux (JU)16’407660712
Saulcy16’407660274
Montfaucon16’407660565
Saint-Brais16’552660248
Petit-ValBE17’178592464
SaicourtBE17’698592657
RebévelierBE17’86059229

Population

Residents712[5]
Foreign nationals9.1%
Aged 0–1919.7%
Aged 20–6456.7%
Aged 65+23.6%
Area12.39 km²[6]

Sources

  1. Source: Federal Tax Administration (FTA/ESTV), tax burden statistics 2026. Tax burden in the communes, tax year 2026; reference date tax year 2026; downloaded 2026-11-03. Licence.
  2. Source: Federal Tax Administration (FTA/ESTV), tax multipliers 2026. Tax multipliers (income tax), tax year 2026; reference date tax year 2026; downloaded 2026-11-03. Licence.
  3. Source: Federal Office of Public Health (FOPH), health insurance premiums 2027. Health insurance premiums 2027 (mandatory basic insurance); reference date 2027 premiums (published Sept 2026); downloaded 2026-11-03. Licence.
  4. Source: Federal Statistical Office (FSO/BFS), Structural Survey 2023. Average rent by number of rooms (Structural Survey 2023); reference date 2023 (Structural Survey); downloaded 2026-11-03. Licence.
  5. Source: Federal Statistical Office (FSO/BFS), STATPOP 2025. Permanent resident population (STATPOP) 2025; reference date 2025-12-31; downloaded 2026-11-03. Licence.
  6. © swisstopo. swissBOUNDARIES3D (swissboundaries3d_2026-01); reference date 2026-01-01; downloaded 2026-11-03. Licence.
  7. Timetable: opentransportdata.swiss; walking network © OpenStreetMap contributors. Public transport commute to job hubs (computed); reference date timetable fahrplan-2026-gtfs2020, 2026-11-03 07:00–08:30; downloaded 2026-11-02. Licence.
  8. Source: Federal Statistical Office (FSO/BFS), Swiss official commune register. Swiss official commune register (historicized); reference date 2026-11-03; downloaded 2026-11-03. Licence.
  9. Wikimedia Commons. Coats of arms of Swiss communes; reference date 2026-11-03; downloaded 2026-11-03. Licence.
  10. Source: Federal Statistical Office (FSO/BFS), language regions. Language regions (Structural Survey 2016–2020); reference date 2016–2020; downloaded 2026-11-03. Licence.
  11. Source: MeteoSwiss. Sunshine duration, climate normals 1991–2020 (spatial analysis); reference date 1991–2020; downloaded 2026-11-03. Licence.
  12. Source: Federal Office for the Environment (FOEN/BAFU), sonBASE. Road and rail noise by day, sonBASE (model 2021); reference date 2021; downloaded 2026-11-03. Licence.
  13. Source: FOEN/BAFU, cantonal building insurers (VKG), Swiss Insurance Association (SVV), surface runoff hazard map. Surface runoff hazard map (2018); reference date 2018-05-22; downloaded 2026-11-03. Licence.
  14. Source: Federal Office of Communications (OFCOM/BAKOM), broadband atlas. Broadband atlas: fibre connections FTTB/FTTH (2026); reference date 2026-04-30; downloaded 2026-11-03. Licence.
  15. Source: Federal Electricity Commission (ElCom), electricity tariffs 2027. Electricity tariffs 2027, consumption profile H4; reference date 2027-01-01; downloaded 2026-11-03. Licence.
  16. Source: Federal Statistical Office (FSO/BFS), dwelling vacancy survey 2026. Dwelling vacancy survey 2026; reference date 2026-06-01; downloaded 2026-11-03. Licence.
  17. Source: Federal Statistical Office (FSO/BFS), STATPOP 2025. Population and households statistics (STATPOP) 2025, hectare data; reference date 2025-12-31; downloaded 2026-11-03. Licence.

Coat of arms: CHE Lajoux COA.svg, ARK, Public domain. Shown to identify the commune; Vicinus is not affiliated with it.