Cost of living in Randolph County, IL
Population 30,142 · Last updated May 21, 2026
Cost breakdown
Single person, by category, per month.
Rent in Randolph County
Fair Market Rents by bedroom count.
Source: HUD FMR FY2025
Income and earnings in Randolph County
Annual earnings figures from the Census ACS.
Source: ACS 2019-2023 5-Year.
Home values in Randolph County
Average values reported by homeowners.
Source: ACS 2019-2023 5-Year
Energy costs in Randolph County
Estimated monthly electricity and gas costs.
Source: EIA
Healthcare in Randolph County
Insurance premiums and coverage rates.
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 Randolph County
State and local tax rates for Illinois.
Tax rates change. Consult a qualified tax professional for advice on your specific situation. This is not tax advice.
Transportation in Randolph County
Commute patterns and estimated costs.
Source: ACS
Monthly cost estimates for Randolph County
What it costs to live in Randolph County each month.
- Rent $663
- Energy $177
- Water $50
- Groceries $345
- Transport $320
- Healthcare $480
- Federal tax $507
- State tax $169
- Rent $870
- Energy $212
- Water $60
- Groceries $572
- Transport $420
- Healthcare $864
- Federal tax $797
- State tax $284
- Rent $1,099
- Energy $266
- Water $70
- Groceries $867
- Transport $520
- Healthcare $1,350
- Childcare $1,200
- Federal tax $797
- State tax $284
Frequently asked questions about Randolph County
Common questions about cost of living, rent and salary.
What is the average rent in Randolph County?
In Randolph County, IL, a one-bedroom apartment averages $663 per month, a two-bedroom averages $870 per month, a three-bedroom averages $1,099 per month, according to HUD Fair Market Rent data.
What is the average salary in Randolph County?
In Randolph County, IL, the average household income is $68,870 per year and individual earnings for full-time workers average $41,076 per year, according to U.S. Census Bureau data.
What is the cost of living in Randolph County?
The estimated cost of living in Randolph County, IL is approximately $2,711 per month for a single person, $4,079 for a couple, $6,453 for a family. This includes rent, utilities, groceries, transportation, healthcare, and taxes.
What is the sales tax rate in Randolph County?
The combined sales tax rate in Randolph County, IL is 8.82%, which includes the Illinois state rate of 6.25% plus an average local rate of 2.57%.
Is Randolph County an affordable place to live?
Based on the data, a single person in Randolph County, IL would need approximately $2,711 per month to cover rent, utilities, food, transport, healthcare, and taxes. The average household income is $68,870 per year ($5,739 per month). Randolph County is relatively affordable compared to the national average.
How much does healthcare cost in Randolph County?
The ACA marketplace benchmark premium in Randolph County, IL is approximately $480 per month for an individual. Approximately 5.3% of residents are uninsured. Actual costs vary based on employer coverage, plan type, and individual circumstances.
What are house prices in Randolph County?
The average home value in Randolph County, IL is $134,100, with average annual property taxes of $1,877, according to U.S. Census Bureau data.
How does Randolph County compare to other areas?
You can compare Randolph County, IL with any other US county using our comparison tool at /compare. Randolph County is in Illinois.
Other counties in Illinois
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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