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Buying a home in Cosmopolis, Washington

The typical owner-occupied home in Cosmopolis is worth about $317,000, 44% below the Washington median of $564,600 and 5% below the national median of $332,700. Owners pay a median $2,443 a year in property taxes, about 0.77% of their home's value, close to the Washington rate of 0.81%. The median household earns $84,853 a year, so the median home costs 3.7 times the median income (5.8 times for Washington). 83% of occupied homes here are lived in by their owners, and 62% of those owners still have a mortgage.

Cosmopolis at a glance

Cosmopolis Washington U.S.
Median home value $317,000 $564,600 $332,700
Median property tax paid per year $2,443 $4,556 $3,119
Property tax as a share of value 0.77% 0.81% 0.94%
Median household income $84,853 $98,141 $80,734
Homes lived in by their owners 83% 64% 65%
Owner homes with a mortgage 62% 66% 61%
Median monthly costs, owners with a mortgage $1,838 $2,445 $1,963
Those costs as a share of the owners' income 22.1% 22.2% 21.0%
Median rent – $1,760 $1,413
Rent as a share of renters' income 33.4% 30.0% 30.6%
Median year homes were built 1966 1985 1980
Vacant homes 11.2% 7.3% 10.1%
Population 2,202 7,816,116 334,922,499

What a typical home costs per month in Cosmopolis

At this week's average 30-year rate of 7.11%, buying the median Cosmopolis home of $317,000 with 20% down costs about $2,041 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $2,570, 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 $87,492 for the 20%-down payment. That payment is 29% of the median Cosmopolis household income of $84,853; at that income and 20% down, the 28% guideline points to a home of about $307,000.

20% down, 30-year conventional loan
Down payment$63,400
Loan amount$253,600
Principal and interest$1,706
Property taxes (0.77% a year)$203
Homeowners insurance (our estimate, 0.5% a year)$132
PMI$0
Total per month$2,041

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3.5% down, 30-year FHA loan
Down payment$11,095
Loan amount$311,258
Principal and interest$2,094
Property taxes (0.77% a year)$203
Homeowners insurance (our estimate, 0.5% a year)$132
FHA mortgage insurance$140
Total per month$2,570

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Questions about home buying in Cosmopolis

What is the median home value in Cosmopolis?

About $317,000 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Cosmopolis?

Homeowners pay a median $2,443 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 Cosmopolis?

For the median home with 20% down at 7.11%, the payment is about $2,041 a month. Keeping that under 28% of gross income takes about $87,492 a year.

More about Cosmopolis

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