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Buying a home in Martin County, Florida

The typical owner-occupied home in Martin County is worth about $432,200, 20% above the Florida median of $359,000 and 30% above the national median of $332,700. Owners pay a median $3,322 a year in property taxes, about 0.77% of their home's value, close to the Florida rate of 0.76%. The median household earns $82,943 a year, so the median home costs 5.2 times the median income (4.8 times for Florida). 80% of occupied homes here are lived in by their owners, and 47% of those owners still have a mortgage.

Martin County at a glance

Martin County Florida U.S.
Median home value $432,200 $359,000 $332,700
Median property tax paid per year $3,322 $2,730 $3,119
Property tax as a share of value 0.77% 0.76% 0.94%
Median household income $82,943 $74,568 $80,734
Homes lived in by their owners 80% 68% 65%
Owner homes with a mortgage 47% 56% 61%
Median monthly costs, owners with a mortgage $2,238 $1,959 $1,963
Those costs as a share of the owners' income 24.3% 23.6% 21.0%
Median rent $1,569 $1,669 $1,413
Rent as a share of renters' income 36.9% 35.2% 30.6%
Median year homes were built 1986 1988 1980
Vacant homes 18.4% 14.7% 10.1%
Population 162,176 22,416,077 334,922,499

What a typical home costs per month in Martin County

At this week's average 30-year rate of 7.11%, buying the median Martin County home of $432,200 with 20% down costs about $2,783 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $3,503, 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 $119,287 for the 20%-down payment. That payment is 40% of the median Martin County household income of $82,943; at that income and 20% down, the 28% guideline points to a home of about $301,000.

The median rent here is $1,569 a month, so owning the median home costs about $1,214 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$86,440
Loan amount$345,760
Principal and interest$2,326
Property taxes (0.77% a year)$277
Homeowners insurance (our estimate, 0.5% a year)$180
PMI$0
Total per month$2,783

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3.5% down, 30-year FHA loan
Down payment$15,127
Loan amount$424,372
Principal and interest$2,855
Property taxes (0.77% a year)$277
Homeowners insurance (our estimate, 0.5% a year)$180
FHA mortgage insurance$191
Total per month$3,503

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Questions about home buying in Martin County

What is the median home value in Martin County?

About $432,200 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Martin County?

Homeowners pay a median $3,322 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 Martin County?

For the median home with 20% down at 7.11%, the payment is about $2,783 a month. Keeping that under 28% of gross income takes about $119,287 a year.

More about Martin 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