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Buying a home in Sag Harbor, New York

The typical owner-occupied home in Sag Harbor is worth about $1,615,900, 3.8 times the New York median of $423,800 and 4.9 times the national median of $332,700. Owners pay a median $9,344 a year in property taxes, about 0.58% of their home's value, lower than the New York rate of 1.55%. The median household earns $129,821 a year, so the median home costs 12.4 times the median income (4.9 times for New York). 83% of occupied homes here are lived in by their owners, and 42% of those owners still have a mortgage.

Sag Harbor at a glance

Sag Harbor New York U.S.
Median home value $1,615,900 $423,800 $332,700
Median property tax paid per year $9,344 $6,582 $3,119
Property tax as a share of value 0.58% 1.55% 0.94%
Median household income $129,821 $85,974 $80,734
Homes lived in by their owners 83% 54% 65%
Owner homes with a mortgage 42% 58% 61%
Median monthly costs, owners with a mortgage $4,001 $2,555 $1,963
Those costs as a share of the owners' income 23.5% 22.5% 21.0%
Median rent $3,501 $1,621 $1,413
Rent as a share of renters' income 50.0% 31.2% 30.6%
Median year homes were built 1958 1959 1980
Vacant homes 46.2% 10.0% 10.1%
Population 2,489 19,852,366 334,922,499

What a typical home costs per month in Sag Harbor

At this week's average 30-year rate of 7.11%, buying the median Sag Harbor home of $1,615,900 with 20% down costs about $10,151 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $13,102, 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 $435,022 for the 20%-down payment. That payment is 94% of the median Sag Harbor household income of $129,821; at that income and 20% down, the 28% guideline points to a home of about $482,000.

The median rent here is $3,501 a month, so owning the median home costs about $6,650 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$323,180
Loan amount$1,292,720
Principal and interest$8,696
Property taxes (0.58% a year)$781
Homeowners insurance (our estimate, 0.5% a year)$673
PMI$0
Total per month$10,151

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3.5% down, 30-year FHA loan
Down payment$56,556
Loan amount$1,586,632
Principal and interest$10,673
Property taxes (0.58% a year)$781
Homeowners insurance (our estimate, 0.5% a year)$673
FHA mortgage insurance$975
Total per month$13,102

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Questions about home buying in Sag Harbor

What is the median home value in Sag Harbor?

About $1,615,900 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Sag Harbor?

Homeowners pay a median $9,344 a year, which is about 0.58% 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 Sag Harbor?

For the median home with 20% down at 7.11%, the payment is about $10,151 a month. Keeping that under 28% of gross income takes about $435,022 a year.

More about Sag Harbor

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