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Buying a home in Custer County, South Dakota

The typical owner-occupied home in Custer County is worth about $372,100, 45% above the South Dakota median of $257,400 and 12% above the national median of $332,700. Owners pay a median $2,879 a year in property taxes, about 0.77% of their home's value, lower than the South Dakota rate of 1.06%. The median household earns $84,112 a year, so the median home costs 4.4 times the median income (3.4 times for South Dakota). 86% of occupied homes here are lived in by their owners, and 53% of those owners still have a mortgage.

Custer County at a glance

Custer County South Dakota U.S.
Median home value $372,100 $257,400 $332,700
Median property tax paid per year $2,879 $2,724 $3,119
Property tax as a share of value 0.77% 1.06% 0.94%
Median household income $84,112 $75,081 $80,734
Homes lived in by their owners 86% 69% 65%
Owner homes with a mortgage 53% 54% 61%
Median monthly costs, owners with a mortgage $1,888 $1,680 $1,963
Those costs as a share of the owners' income 26.8% 20.4% 21.0%
Median rent $1,112 $946 $1,413
Rent as a share of renters' income 19.6% 25.9% 30.6%
Median year homes were built 1994 1980 1980
Vacant homes 15.9% 10.5% 10.1%
Population 8,892 907,428 334,922,499

What a typical home costs per month in Custer County

At this week's average 30-year rate of 7.11%, buying the median Custer County home of $372,100 with 20% down costs about $2,396 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $3,016, 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 $102,699 for the 20%-down payment. That payment is 34% of the median Custer County household income of $84,112; at that income and 20% down, the 28% guideline points to a home of about $305,000.

The median rent here is $1,112 a month, so owning the median home costs about $1,284 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$74,420
Loan amount$297,680
Principal and interest$2,003
Property taxes (0.77% a year)$239
Homeowners insurance (our estimate, 0.5% a year)$155
PMI$0
Total per month$2,396

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3.5% down, 30-year FHA loan
Down payment$13,024
Loan amount$365,360
Principal and interest$2,458
Property taxes (0.77% a year)$239
Homeowners insurance (our estimate, 0.5% a year)$155
FHA mortgage insurance$165
Total per month$3,016

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Questions about home buying in Custer County

What is the median home value in Custer County?

About $372,100 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Custer County?

Homeowners pay a median $2,879 a year, which is about 0.77% 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 Custer County?

For the median home with 20% down at 7.11%, the payment is about $2,396 a month. Keeping that under 28% of gross income takes about $102,699 a year.

More about Custer 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