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North Dakota

Cost of living in Foster County, ND

Estimated monthly cost
$2,972/mo
for a single person, all categories combined

Population 3,372 · Last updated May 21, 2026

Cost breakdown

Single person, by category, per month.

Rent $838 28%
Federal tax $679 23%
Healthcare $480 16%
Groceries $322 11%
Transport $320 11%
Energy $199 7%
State tax $84 3%
Water $50 2%

Rent in Foster County

Fair Market Rents by bedroom count.

Studio
$807
per month
1 bedroom
$838
per month
2 bedroom
$928
per month
3 bedroom
$1,300
per month
4 bedroom
$1,558
per month

Source: HUD FMR FY2025

Income and earnings in Foster County

Annual earnings figures from the Census ACS.

Household income
$83,412
per year
Individual earnings
$51,580
per year
Per capita
$43,724
per year

Source: ACS 2019-2023 5-Year.

Home values in Foster County

Average values reported by homeowners.

Average home value
$162,800
Annual property tax
$2,092

Source: ACS 2019-2023 5-Year

Energy costs in Foster County

Estimated monthly electricity and gas costs.

Electricity
$139
per month · 12.6¢/kWh
Natural gas
$60
per month
Annual total
$2,388
per year

Source: EIA

Healthcare in Foster County

Insurance premiums and coverage rates.

Individual premium
$480
per month
Family premium
$1,350
per month
Uninsured rate
4.7%

Source: ACS + national avg. Marketplace benchmark premiums are second-lowest Silver plan estimates and do not reflect employer plans, subsidies, or out-of-pocket costs. This is not healthcare advice.

Taxes in Foster County

State and local tax rates for North Dakota.

State income tax
1.9%
Flat rate
State sales tax
5.0%
Combined sales tax
7.0%
incl. average local

Tax rates change. Consult a qualified tax professional for advice on your specific situation. This is not tax advice.

Transportation in Foster County

Commute patterns and estimated costs.

Average commute
13.8 min
Drive alone
79.1%
Public transit
0.0%
Work from home
7.3%

Source: ACS

Monthly cost estimates for Foster County

What it costs to live in Foster County each month.

Single person
$2,972
per month
  • Rent $838
  • Energy $199
  • Water $50
  • Groceries $322
  • Transport $320
  • Healthcare $480
  • Federal tax $679
  • State tax $84
Couple
$4,216
per month
  • Rent $928
  • Energy $239
  • Water $60
  • Groceries $534
  • Transport $420
  • Healthcare $864
  • Federal tax $1,035
  • State tax $136
Family
$6,719
per month
  • Rent $1,300
  • Energy $298
  • Water $70
  • Groceries $810
  • Transport $520
  • Healthcare $1,350
  • Childcare $1,200
  • Federal tax $1,035
  • State tax $136

Frequently asked questions about Foster County

Common questions about cost of living, rent and salary.

What is the average rent in Foster County?

In Foster County, ND, a one-bedroom apartment averages $838 per month, a two-bedroom averages $928 per month, a three-bedroom averages $1,300 per month, according to HUD Fair Market Rent data.

What is the average salary in Foster County?

In Foster County, ND, the average household income is $83,412 per year and individual earnings for full-time workers average $51,580 per year, according to U.S. Census Bureau data.

What is the cost of living in Foster County?

The estimated cost of living in Foster County, ND is approximately $2,972 per month for a single person, $4,216 for a couple, $6,719 for a family. This includes rent, utilities, groceries, transportation, healthcare, and taxes.

What is the sales tax rate in Foster County?

The combined sales tax rate in Foster County, ND is 6.97%, which includes the North Dakota state rate of 5.00% plus an average local rate of 1.97%.

Is Foster County an affordable place to live?

Based on the data, a single person in Foster County, ND would need approximately $2,972 per month to cover rent, utilities, food, transport, healthcare, and taxes. The average household income is $83,412 per year ($6,951 per month). Foster County is relatively affordable compared to the national average.

How much does healthcare cost in Foster County?

The ACA marketplace benchmark premium in Foster County, ND is approximately $480 per month for an individual. Approximately 4.7% of residents are uninsured. Actual costs vary based on employer coverage, plan type, and individual circumstances.

What are house prices in Foster County?

The average home value in Foster County, ND is $162,800, with average annual property taxes of $2,092, according to U.S. Census Bureau data.

How does Foster County compare to other areas?

You can compare Foster County, ND with any other US county using our comparison tool at /compare. Foster County is in North Dakota.

Other counties in North Dakota

Browse the full list of counties in North Dakota, ranked by cost of living.

See all counties in North Dakota

Compare Foster County with another area

Put two counties side by side to see how rent, taxes and everyday costs stack up.

About this data

All figures on this page come from official U.S. government sources, listed below.

  • HUD FMR FY2025
  • ACS 2019-2023 5-Year
  • EIA
  • ACS + national avg
  • ACS
  • USDA + BEA RPP
Methodology All data sources