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Idaho Falls, ID

Cost of living in Bonneville County, ID

Part of the Idaho Falls Metro Area

Estimated monthly cost
$3,044/mo
for a single person, all categories combined

Population 127,056 · Last updated May 21, 2026

Cost breakdown

Single person, by category, per month.

Rent $1,087 36%
Healthcare $480 16%
Federal tax $429 14%
Groceries $331 11%
Transport $320 11%
State tax $175 6%
Energy $162 5%
Water $60 2%

Rent in Bonneville County

Fair Market Rents by bedroom count.

Studio
$1,035
per month
1 bedroom
$1,087
per month
2 bedroom
$1,311
per month
3 bedroom
$1,837
per month
4 bedroom
$2,202
per month

Source: HUD FMR FY2025

Income and earnings in Bonneville County

Annual earnings figures from the Census ACS.

Household income
$76,646
per year
Individual earnings
$36,300
per year
Per capita
$34,508
per year

Source: ACS 2019-2023 5-Year.

Home values in Bonneville County

Average values reported by homeowners.

Average home value
$327,000
Annual property tax
$1,811

Source: ACS 2019-2023 5-Year

Energy costs in Bonneville County

Estimated monthly electricity and gas costs.

Electricity
$110
per month · 11.6¢/kWh
Natural gas
$52
per month
Annual total
$1,944
per year

Source: EIA

Healthcare in Bonneville County

Insurance premiums and coverage rates.

Individual premium
$480
per month
Family premium
$1,350
per month
Uninsured rate
8.0%

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 Bonneville County

State and local tax rates for Idaho.

State income tax
5.8%
Flat rate
State sales tax
6.0%
Combined sales tax
6.0%
incl. average local

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

Transportation in Bonneville County

Commute patterns and estimated costs.

Average commute
21.0 min
Drive alone
74.7%
Public transit
2.2%
Work from home
9.2%

Source: ACS

Monthly cost estimates for Bonneville County

What it costs to live in Bonneville County each month.

Single person
$3,044
per month
  • Rent $1,087
  • Energy $162
  • Water $60
  • Groceries $331
  • Transport $320
  • Healthcare $480
  • Federal tax $429
  • State tax $175
Couple
$4,702
per month
  • Rent $1,311
  • Energy $194
  • Water $70
  • Groceries $549
  • Transport $420
  • Healthcare $864
  • Federal tax $924
  • State tax $370
Family
$7,361
per month
  • Rent $1,837
  • Energy $243
  • Water $85
  • Groceries $832
  • Transport $520
  • Healthcare $1,350
  • Childcare $1,200
  • Federal tax $924
  • State tax $370

Frequently asked questions about Bonneville County

Common questions about cost of living, rent and salary.

What is the average rent in Bonneville County?

In Bonneville County, ID, a one-bedroom apartment averages $1,087 per month, a two-bedroom averages $1,311 per month, a three-bedroom averages $1,837 per month, according to HUD Fair Market Rent data.

What is the average salary in Bonneville County?

In Bonneville County, ID, the average household income is $76,646 per year and individual earnings for full-time workers average $36,300 per year, according to U.S. Census Bureau data.

What is the cost of living in Bonneville County?

The estimated cost of living in Bonneville County, ID is approximately $3,044 per month for a single person, $4,702 for a couple, $7,361 for a family. This includes rent, utilities, groceries, transportation, healthcare, and taxes.

What is the sales tax rate in Bonneville County?

The combined sales tax rate in Bonneville County, ID is 6.03%, which includes the Idaho state rate of 6.00% plus an average local rate of 0.03%.

Is Bonneville County an affordable place to live?

Based on the data, a single person in Bonneville County, ID would need approximately $3,044 per month to cover rent, utilities, food, transport, healthcare, and taxes. The average household income is $76,646 per year ($6,387 per month). Bonneville County is relatively affordable compared to the national average.

How much does healthcare cost in Bonneville County?

The ACA marketplace benchmark premium in Bonneville County, ID is approximately $480 per month for an individual. Approximately 8.0% of residents are uninsured. Actual costs vary based on employer coverage, plan type, and individual circumstances.

What are house prices in Bonneville County?

The average home value in Bonneville County, ID is $327,000, with average annual property taxes of $1,811, according to U.S. Census Bureau data.

How does Bonneville County compare to other areas?

You can compare Bonneville County, ID with any other US county using our comparison tool at /compare. Bonneville County is in the Idaho Falls, ID metro area.

Other counties in Idaho

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

See all counties in Idaho

Compare Bonneville 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