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Buying a home in Mason County, Illinois

The typical owner-occupied home in Mason County is worth about $103,400, 61% below the Illinois median of $263,300 and 69% below the national median of $332,700. Owners pay a median $2,162 a year in property taxes, about 2.09% of their home's value, close to the Illinois rate of 2.01%. The median household earns $62,845 a year, so the median home costs 1.6 times the median income (3.2 times for Illinois). 82% of occupied homes here are lived in by their owners, and 43% of those owners still have a mortgage.

Mason County at a glance

Mason County Illinois U.S.
Median home value $103,400 $263,300 $332,700
Median property tax paid per year $2,162 $5,298 $3,119
Property tax as a share of value 2.09% 2.01% 0.94%
Median household income $62,845 $83,390 $80,734
Homes lived in by their owners 82% 67% 65%
Owner homes with a mortgage 43% 61% 61%
Median monthly costs, owners with a mortgage $1,140 $1,987 $1,963
Those costs as a share of the owners' income 17.4% 20.6% 21.0%
Median rent $802 $1,274 $1,413
Rent as a share of renters' income 43.5% 29.1% 30.6%
Median year homes were built 1959 1971 1980
Vacant homes 12.7% 7.7% 10.1%
Population 12,745 12,694,798 334,922,499

What a typical home costs per month in Mason County

At this week's average 30-year rate of 7.11%, buying the median Mason County home of $103,400 with 20% down costs about $780 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $952, because the loan is bigger and FHA adds mortgage insurance.

Lenders usually want housing costs under about 28% of gross income, which means an income of roughly $33,413 for the 20%-down payment. That payment is 15% of the median Mason County household income of $62,845; at that income and 20% down, the 28% guideline points to a home of about $194,000.

The median rent here is $802 a month, a little more than the monthly cost of owning the median home with 20% down.

20% down, 30-year conventional loan
Down payment$20,680
Loan amount$82,720
Principal and interest$556
Property taxes (2.09% a year)$180
Homeowners insurance (our estimate, 0.5% a year)$43
PMI$0
Total per month$780

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3.5% down, 30-year FHA loan
Down payment$3,619
Loan amount$101,527
Principal and interest$683
Property taxes (2.09% a year)$180
Homeowners insurance (our estimate, 0.5% a year)$43
FHA mortgage insurance$46
Total per month$952

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Questions about home buying in Mason County

What is the median home value in Mason County?

About $103,400 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Mason County?

Homeowners pay a median $2,162 a year, which is about 2.09% of the median home value. Your bill depends on your home's assessed value and local rates.

What income do you need to buy a home in Mason County?

For the median home with 20% down at 7.11%, the payment is about $780 a month. Keeping that under 28% of gross income takes about $33,413 a year.

More about Mason County

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates; Freddie Mac Primary Mortgage Market Survey, week of November 12, 2026. Estimates for small places have wide margins of error. About our data