PlainZIP

Sea Cliff, NY

Single-footprint Census roll-up for Sea Cliff, NY: 1 USPS ZIP, population 5,055. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet SEA-CLIFF-NY · Sea Cliff, NY 1 ZIPs · 5,055 pop · #286/25278 · Nassau County

INC-TOP · RANK-TOP · ABOVE-PEER · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-TOP

  • INC-TOP $193,590
  • RANK-TOP #286/25278
  • ABOVE-PEER over New Hyde Park
  • BOOK-ONE 1 ZIP
  • OWN-MID 77% owners
  • POP-TOWN 5,055
  • SPREAD-UNK Single-ZIP book
  • HOME-TOP $986,900

Nearest income peer: New Hyde Park, NY ( $38,894 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Sea Cliff

Lowest/highest poles plus county-sharing cities nearest Sea Cliff on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Sea Cliff, NY sits among US cities with a top-decile household income, on a town-scale population base, across a single-ZIP footprint.

Top 1%
household income vs 25,278 US cities
5,055
city population (Census)
1
USPS ZIP codes covered
$193,590
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $193,590 and home value $986,900 should be read as near-neighborhood numbers ; bachelor's attainment averages 61.3%.

Owner-occupancy sits in a mixed band (77.3%) - check the ZIP page's tenure split before treating Sea Cliff as a pure owner town.

Within New York, Woodbury is the closest lower-income city and North Salem the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Sea Cliff.

Population concentration

Sea Cliff's single ZIP 11579 carries the town

Sea Cliff is published as a single USPS ZIP. Code 11579 is the entire residential footprint (5,055 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Dense ZBP book packed into Sea Cliff's one ZIP

Citywide ZBP: 185 establishments, 891 employees , annual payroll $48,215k (~37 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 11579 (185 units) ; leading NAICS Professional, scientific, and technical services (38) · also Construction · Other services (except public administration) .

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ZIP Codes in Sea Cliff, NY

These ZIP codes sit in Nassau County, which covers 70 ZIP codes in all; 1 of them fall in Sea Cliff. See the Nassau County roll-up →

No other city sharing Nassau County reports a higher average ZIP median income than Sea Cliff. Valley Stream, Hempstead and Massapequa sit below it, so a household comparing this county on income alone starts here. Hempstead marks the far end of that range at $92,677, 52% below Sea Cliff.

ZIP Code Population Median income Establishments Density
11579 5,055 $193,590 185 1,739
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Sea Cliff roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Sea Cliff, .