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Missouri

Cost of living in Knox County, MO

Estimated monthly cost
$2,445/mo
for a single person, all categories combined

Population 3,760 · Last updated May 21, 2026

Cost breakdown

Single person, by category, per month.

Rent $628 26%
Healthcare $480 20%
Federal tax $405 17%
Groceries $313 13%
Transport $250 10%
Energy $194 8%
State tax $125 5%
Water $50 2%

Rent in Knox County

Fair Market Rents by bedroom count.

Studio
$615
per month
1 bedroom
$628
per month
2 bedroom
$824
per month
3 bedroom
$993
per month
4 bedroom
$1,242
per month

Source: HUD FMR FY2025

Income and earnings in Knox County

Annual earnings figures from the Census ACS.

Household income
$53,333
per year
Individual earnings
$34,826
per year
Per capita
$26,225
per year

Source: ACS 2019-2023 5-Year.

Home values in Knox County

Average values reported by homeowners.

Average home value
$97,200
Annual property tax
$780

Source: ACS 2019-2023 5-Year

Energy costs in Knox County

Estimated monthly electricity and gas costs.

Electricity
$142
per month · 14.2¢/kWh
Natural gas
$52
per month
Annual total
$2,328
per year

Source: EIA

Healthcare in Knox County

Insurance premiums and coverage rates.

Individual premium
$480
per month
Family premium
$1,350
per month
Uninsured rate
24.4%

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 Knox County

State and local tax rates for Missouri.

State income tax
4.8%
Top marginal rate
State sales tax
4.2%
Combined sales tax
8.3%
incl. average local

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

Transportation in Knox County

Commute patterns and estimated costs.

Average commute
21.2 min
Drive alone
65.1%
Public transit
2.1%
Work from home
22.3%

Source: ACS

Monthly cost estimates for Knox County

What it costs to live in Knox County each month.

Single person
$2,445
per month
  • Rent $628
  • Energy $194
  • Water $50
  • Groceries $313
  • Transport $250
  • Healthcare $480
  • Federal tax $405
  • State tax $125
Couple
$3,592
per month
  • Rent $824
  • Energy $233
  • Water $60
  • Groceries $519
  • Transport $350
  • Healthcare $864
  • Federal tax $543
  • State tax $199
Family
$5,883
per month
  • Rent $993
  • Energy $291
  • Water $70
  • Groceries $787
  • Transport $450
  • Healthcare $1,350
  • Childcare $1,200
  • Federal tax $543
  • State tax $199

Frequently asked questions about Knox County

Common questions about cost of living, rent and salary.

What is the average rent in Knox County?

In Knox County, MO, a one-bedroom apartment averages $628 per month, a two-bedroom averages $824 per month, a three-bedroom averages $993 per month, according to HUD Fair Market Rent data.

What is the average salary in Knox County?

In Knox County, MO, the average household income is $53,333 per year and individual earnings for full-time workers average $34,826 per year, according to U.S. Census Bureau data.

What is the cost of living in Knox County?

The estimated cost of living in Knox County, MO is approximately $2,445 per month for a single person, $3,592 for a couple, $5,883 for a family. This includes rent, utilities, groceries, transportation, healthcare, and taxes.

What is the sales tax rate in Knox County?

The combined sales tax rate in Knox County, MO is 8.29%, which includes the Missouri state rate of 4.22% plus an average local rate of 4.06%.

Is Knox County an affordable place to live?

Based on the data, a single person in Knox County, MO would need approximately $2,445 per month to cover rent, utilities, food, transport, healthcare, and taxes. The average household income is $53,333 per year ($4,444 per month). Knox County has a moderate cost of living relative to local earnings.

How much does healthcare cost in Knox County?

The ACA marketplace benchmark premium in Knox County, MO is approximately $480 per month for an individual. Approximately 24.4% of residents are uninsured. Actual costs vary based on employer coverage, plan type, and individual circumstances.

What are house prices in Knox County?

The average home value in Knox County, MO is $97,200, with average annual property taxes of $780, according to U.S. Census Bureau data.

How does Knox County compare to other areas?

You can compare Knox County, MO with any other US county using our comparison tool at /compare. Knox County is in Missouri.

Other counties in Missouri

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

See all counties in Missouri

Compare Knox 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