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Buying a home in Platte County, Missouri

The typical owner-occupied home in Platte County is worth about $345,100, 50% above the Missouri median of $230,300 and 4% above the national median of $332,700. Owners pay a median $3,613 a year in property taxes, about 1.05% of their home's value, higher than the Missouri rate of 0.85%. The median household earns $96,227 a year, so the median home costs 3.6 times the median income (3.3 times for Missouri). 67% of occupied homes here are lived in by their owners, and 69% of those owners still have a mortgage.

Platte County at a glance

Platte County Missouri U.S.
Median home value $345,100 $230,300 $332,700
Median property tax paid per year $3,613 $1,948 $3,119
Property tax as a share of value 1.05% 0.85% 0.94%
Median household income $96,227 $70,702 $80,734
Homes lived in by their owners 67% 68% 65%
Owner homes with a mortgage 69% 60% 61%
Median monthly costs, owners with a mortgage $1,991 $1,524 $1,963
Those costs as a share of the owners' income 19.4% 19.0% 21.0%
Median rent $1,334 $1,033 $1,413
Rent as a share of renters' income 26.3% 28.1% 30.6%
Median year homes were built 1992 1978 1980
Vacant homes 5.8% 11.2% 10.1%
Population 110,371 6,191,814 334,922,499

What a typical home costs per month in Platte County

At this week's average 30-year rate of 7.11%, buying the median Platte County home of $345,100 with 20% down costs about $2,303 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $2,878, 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 $98,698 for the 20%-down payment. That payment is 29% of the median Platte County household income of $96,227; at that income and 20% down, the 28% guideline points to a home of about $336,000.

The median rent here is $1,334 a month, so owning the median home costs about $969 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$69,020
Loan amount$276,080
Principal and interest$1,857
Property taxes (1.05% a year)$302
Homeowners insurance (our estimate, 0.5% a year)$144
PMI$0
Total per month$2,303

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3.5% down, 30-year FHA loan
Down payment$12,078
Loan amount$338,849
Principal and interest$2,279
Property taxes (1.05% a year)$302
Homeowners insurance (our estimate, 0.5% a year)$144
FHA mortgage insurance$153
Total per month$2,878

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Questions about home buying in Platte County

What is the median home value in Platte County?

About $345,100 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Platte County?

Homeowners pay a median $3,613 a year, which is about 1.05% 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 Platte County?

For the median home with 20% down at 7.11%, the payment is about $2,303 a month. Keeping that under 28% of gross income takes about $98,698 a year.

More about Platte 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