HomeNew YorkNassau CountySea Cliff
Sea Cliff, New York: commercial real estate data.
Sea Cliff is a Census village of 5,033 people across 1.11 square miles of land, in Nassau County. Median household income is $193,590, 77.3 percent of occupied homes are owned, and the SBA record carries 11 7(a) approvals to borrowers here worth $2.1 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Sea Cliff
What Sea Cliff is
- Census place typevillage
- Land area1.11 sq mi
- Water area0.85 sq mi
- Population per square mile of land4,515
- County holding the largest share of its areaNassau County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Sea Cliff
How many people live in Sea Cliff
- Population5,033
- Median age40.5
- Population under 181,337 plus or minus 388
- Share under 1826.6 percent plus or minus 7.7
- Population 65 and over952
- Share 65 and over18.9 percent
- Households1,769
- Family households1,350
- Share of households that are families76.3 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Sea Cliff
Income and work in Sea Cliff
- Median household income$193,590
- Per capita income$98,061 plus or minus $23,010
- Civilian labor force2,696
- Employed2,332
- Unemployed364 plus or minus 393
- Unemployment rate13.5 percent plus or minus 14.5
- Adults 25 and over3,334
- Adults 25 and over with a high school diploma or higher97.2 percent
- Adults 25 and over with a bachelor degree or higher61.3 percent
- Adults 25 and over with a graduate degree34.9 percent plus or minus 7.4
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Sea Cliff
Housing in Sea Cliff
- Housing units1,963
- Occupied units1,769
- Vacant units194 plus or minus 154
- Vacancy rate9.9 percent plus or minus 7.8
- Owner occupied1,367
- Renter occupied402 plus or minus 132
- Ownership rate77.3 percent
- Median owner-occupied home value$986,900
- Median gross rent, monthly$2,315
- Annual rent as a share of median income14.3 percent plus or minus 3.0
- Single family units1,640
- Share single family83.5 percent
- Units in buildings of two or more323 plus or minus 140
- Share in buildings of two or more16.5 percent plus or minus 7.0
- Mobile homes0
- Median year structure built1938
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Sea Cliff
How Sea Cliff gets to work
- Workers 16 and over who commute1,673 plus or minus 345
- Commuting under 15 minutes289 plus or minus 122
- Share commuting under 15 minutes17.3 percent plus or minus 6.3
- Commuting 30 minutes or more821 plus or minus 204
- Share commuting 30 minutes or more49.1 percent
- Drove alone57.2 percent
- Carpooled2.2 percent plus or minus 2.0
- Public transport9.8 percent plus or minus 4.1
- Walked2.6 percent plus or minus 2.1
- Worked from home27.6 percent plus or minus 6.6
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Sea Cliff
SBA loans in Sea Cliff (7(a))
- Approvals11
- Gross approval$2,114,000
- Average approval$192,182
- Median approval$146,000
- Largest approval$1,000,000
- Jobs supported48
- Jobs per approval4.4
- Loans with a final outcome1
- Paid in full1
- Charged off0
- Median term120 months
- Share on real estate terms of 20 years or more9.1 percent
- Share to franchises0.0 percent
- Distinct lenders9
- Distinct industries by NAICS10
Counted by borrower city: approvals to borrowers whose address is in Sea Cliff, in any county, FY2020 to FY2026. Only 1 loan has reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Sea Cliff
Flood risk in Sea Cliff
- NFIP communityVillage of Sea Cliff
- NFIP community number360493
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date09/11/09
The Village of Sea Cliff participates in the National Flood Insurance Program as community 360493 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Nassau County, not Sea Cliff
Nassau County context, not Sea Cliff figures
- Establishments in Nassau County48,718
- Covered employment, Nassau County631,563
- Average annual pay, Nassau County$77,454
- Housing units permitted, Nassau County830
Every figure in this section is published for Nassau County as a whole and is not a measurement of Sea Cliff.
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
Sea Cliff questions, answered from the record.
How many people live in Sea Cliff, New York?
5,033, in 1,769 households. Sea Cliff village covers 1.11 square miles of land, which is 4,515 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Sea Cliff in?
Nassau County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in Sea Cliff?
$193,590. The median owner-occupied home is valued at $986,900. Median gross rent is $2,315 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Sea Cliff businesses?
11 7(a) approvals totaling $2.1 m since FY2020, across 9 lenders, median approval $146,000. These count approvals to borrowers whose address is in Sea Cliff, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Sea Cliff borrowers get paid back?
No rate is published for Sea Cliff. Only 1 loan has reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is Sea Cliff in the National Flood Insurance Program?
Yes. Sea Cliff appears in the FEMA Community Status Book as Sea Cliff, village of, community 360493, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Sea Cliff figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Nassau County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of Sea Cliff.
Is zoning published for Sea Cliff?
No. Nothing on this page presents parcel level zoning.