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Suffolk County, New York

Suffolk County, New York · ZIP 06390, 11701, 11702

  • Census data · ACS 2019-2023
Browse the 169 townsFind my townSponsor a town here
  • 1,535,909 (2024 estimate)Population
  • 512,280Households
  • $128,329Median household income
  • $539,500Median home value
  • 169Towns with a page
  • 108ZIP codes

Suffolk County in numbersOfficial sources, refreshed yearly

Population, 2000 to 2020+7.5%
1.4M1.5M1.5M1.6M2000: 1,419,36920002010: 1,493,35020102020: 1,525,92020201,419,3691,525,920
Population of Suffolk County at each census
CensusPopulation
20001,419,369
20101,493,350
20201,525,920

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, county level, state 36, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 36, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 36, retrieved November 14, 2026.

Household income in Suffolk County
Under $50k17.8%
$50k to $100k20.8%
$100k to $150k19.6%
$150k to $200k15.4%
$200k and over26.5%

Median household income $128,329 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 36, retrieved November 14, 2026.

Housing tenure in Suffolk County
Owner occupied
419,631 units
Renter occupied
92,649 units
Vacancy rate
11.6%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, county level, state 36, retrieved November 14, 2026.

Jobs by sector in Suffolk County2023
Health care and social assistance120,902
Retail trade77,814
Accommodation and food services55,962
Manufacturing49,830
Construction49,676
Professional, scientific, and technical services40,532
Administrative and support and waste management and remediation services39,213
Wholesale trade38,877

592,580 employees in 50,748 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.

Source: County Business Patterns 2023: employment by sector, county level, state 36, retrieved November 14, 2026.

Suffolk County compared with its state
Suffolk County compared with its state, American Community Survey 2019-2023
MeasureSuffolk CountyNew York
Population1,525,68019,872,319
Median household income$128,329$84,578
Median age41.739.6
Median home value$539,500$403,000
Bachelor’s degree or higher39.9%39.6%
Foreign-born residents16.6%22.6%
Owner-occupied homes81.9%54.3%
Mean commute to work31.7 minutes32.8 minutes

Source: American Community Survey 5-year data profile 2019–2023, county level, state 36, retrieved November 14, 2026.

Townships, towns and villages in Suffolk County169 with a page · sort by any column

Type
Brookhaven TownTown492,759259.6 sq mi
Islip TownTown339,170103.2 sq mi
Babylon TownTown218,56652.3 sq mi
Huntington TownTown204,70694.0 sq mi
Smithtown TownTown116,22853.8 sq mi
Southampton TownTown70,646138.9 sq mi
West BabylonCensus designated place43,2398.45 sq mi
CoramCensus designated place41,52713.8 sq mi
Central IslipCensus designated place37,7517.15 sq mi
CommackCensus designated place36,35312.2 sq mi
Riverhead TownTown36,06767.4 sq mi
Huntington StationCensus designated place33,2835.48 sq mi
CentereachCensus designated place31,5018.92 sq mi
Bay ShoreCensus designated place31,2755.68 sq mi
East Hampton TownTown29,09074.4 sq mi
ShirleyCensus designated place27,80711.3 sq mi
Deer ParkCensus designated place27,3346.17 sq mi
LindenhurstVillage27,1603.75 sq mi
West IslipCensus designated place26,5596.09 sq mi
HolbrookCensus designated place26,2566.88 sq mi
MedfordCensus designated place25,68110.8 sq mi
Dix HillsCensus designated place25,04215.7 sq mi
SmithtownCensus designated place24,94011.9 sq mi
Southold TownTown24,08353.8 sq mi
CopiagueCensus designated place23,3323.09 sq mi
SeldenCensus designated place21,7074.55 sq mi
East PatchogueCensus designated place21,3648.32 sq mi
HauppaugeCensus designated place20,77210.2 sq mi
North Bay ShoreCensus designated place20,5013.20 sq mi
North AmityvilleCensus designated place20,3642.36 sq mi
HuntingtonCensus designated place20,1177.64 sq mi
East NorthportCensus designated place19,6725.15 sq mi
HoltsvilleCensus designated place19,2507.11 sq mi
MelvilleCensus designated place19,18712.1 sq mi
RonkonkomaCensus designated place18,3688.11 sq mi
Lake RonkonkomaCensus designated place18,2894.54 sq mi
North BabylonCensus designated place18,2083.30 sq mi
IslipCensus designated place17,2244.75 sq mi
Hampton BaysCensus designated place17,13812.9 sq mi
FarmingvilleCensus designated place16,6054.19 sq mi
Mastic BeachCensus designated place16,3824.90 sq mi
Kings ParkCensus designated place16,2496.67 sq mi
SayvilleCensus designated place15,5935.31 sq mi
RiverheadCensus designated place15,07315.1 sq mi
MasticCensus designated place15,0313.86 sq mi
GreenlawnCensus designated place14,9863.83 sq mi
Rocky PointCensus designated place13,93111.3 sq mi
East IslipCensus designated place13,6873.95 sq mi
St. JamesCensus designated place13,6804.56 sq mi
NesconsetCensus designated place13,3443.82 sq mi
Stony BrookCensus designated place12,8275.82 sq mi
ManorvilleCensus designated place12,73725.4 sq mi
RidgeCensus designated place12,50613.2 sq mi
PatchogueVillage12,4472.26 sq mi
BabylonVillage12,1932.41 sq mi
Mount SinaiCensus designated place11,8766.00 sq mi
Miller PlaceCensus designated place11,7436.55 sq mi
North LindenhurstCensus designated place11,1531.93 sq mi
ElwoodCensus designated place11,1404.78 sq mi
Lake GroveVillage11,1092.95 sq mi
Middle IslandCensus designated place11,0868.22 sq mi
North BellportCensus designated place10,9994.91 sq mi
TerryvilleCensus designated place10,9623.15 sq mi
East SetauketCensus designated place10,3856.02 sq mi
Fort SalongaCensus designated place10,2039.49 sq mi
South HuntingtonCensus designated place10,1503.42 sq mi
AmityvilleVillage9,7182.06 sq mi
SpringsCensus designated place9,4898.48 sq mi
BohemiaCensus designated place9,3068.61 sq mi
Stony Brook UniversityCensus designated place9,1381.65 sq mi
BayportCensus designated place8,8313.74 sq mi
Wading RiverCensus designated place8,3939.78 sq mi
Port JeffersonVillage8,1893.06 sq mi
Center MorichesCensus designated place8,1555.26 sq mi
Port Jefferson StationCensus designated place7,6052.64 sq mi
BaywoodCensus designated place7,5772.29 sq mi
NorthportVillage7,3172.30 sq mi
East ShorehamCensus designated place7,2795.40 sq mi
North PatchogueCensus designated place7,2431.97 sq mi
Sound BeachCensus designated place7,2071.64 sq mi
OakdaleCensus designated place7,1713.18 sq mi
SoutholdCensus designated place6,60010.5 sq mi
North SeaCensus designated place6,51711.1 sq mi
FlandersCensus designated place6,38811.5 sq mi
CenterportCensus designated place6,2192.21 sq mi
YaphankCensus designated place6,14013.6 sq mi
East QuogueCensus designated place5,8718.71 sq mi
East FarmingdaleCensus designated place5,8667.48 sq mi
East MorichesCensus designated place5,7945.43 sq mi
East Hampton NorthCensus designated place5,7515.57 sq mi
CalvertonCensus designated place5,62926.2 sq mi
Wheatley HeightsCensus designated place5,2661.32 sq mi
Islip TerraceCensus designated place5,2231.27 sq mi
West HillsCensus designated place5,1384.91 sq mi
Northwest HarborCensus designated place4,96614.5 sq mi
West SayvilleCensus designated place4,9441.92 sq mi
SouthamptonVillage4,6936.52 sq mi
Blue PointCensus designated place4,6221.80 sq mi
NoyackCensus designated place4,6018.40 sq mi
MattituckCensus designated place4,2048.98 sq mi
West Bay ShoreCensus designated place4,1992.18 sq mi
Gordon HeightsCensus designated place4,0951.70 sq mi
MontaukCensus designated place4,07318.5 sq mi
WesthamptonCensus designated place3,70212.7 sq mi
SetauketCensus designated place3,6872.52 sq mi
IslandiaVillage3,6512.21 sq mi
North Great RiverCensus designated place3,6382.35 sq mi
Lloyd HarborVillage3,5659.33 sq mi
RiversideCensus designated place3,5382.65 sq mi
Shelter Island TownTown3,31612.2 sq mi
BrightwatersVillage3,1870.97 sq mi
Cold Spring HarborCensus designated place3,1233.41 sq mi
BrookhavenCensus designated place3,0805.80 sq mi
CutchogueCensus designated place2,9039.78 sq mi
Sag HarborVillage2,8161.79 sq mi
Baiting HollowCensus designated place2,6865.21 sq mi
GreenportVillage2,5910.95 sq mi
MorichesCensus designated place2,4072.08 sq mi
HalesiteCensus designated place2,3480.89 sq mi
Shelter IslandCensus designated place2,2816.55 sq mi
EastportCensus designated place2,2594.45 sq mi
Westhampton BeachVillage2,2382.94 sq mi
Water MillCensus designated place2,21810.6 sq mi
BellportVillage2,2111.45 sq mi
Greenport WestCensus designated place2,1703.21 sq mi
Shinnecock HillsCensus designated place1,9442.82 sq mi
Great RiverCensus designated place1,8804.19 sq mi
AquebogueCensus designated place1,7783.80 sq mi
NorthvilleCensus designated place1,7717.40 sq mi
Village of the BranchVillage1,7630.95 sq mi
East MarionCensus designated place1,7412.24 sq mi
QuogueVillage1,6974.17 sq mi
NissequogueVillage1,6253.81 sq mi
Remsenburg-SpeonkCensus designated place1,5593.60 sq mi
East HamptonVillage1,5564.77 sq mi
JamesportCensus designated place1,5384.50 sq mi
Head of the HarborVillage1,4752.81 sq mi
Huntington BayVillage1,4451.00 sq mi
LaurelCensus designated place1,3403.00 sq mi
BridgehamptonCensus designated place1,32213.0 sq mi
North HavenVillage1,1972.65 sq mi
Eatons NeckCensus designated place1,1581.00 sq mi
OrientCensus designated place1,1525.13 sq mi
NorthamptonCensus designated place1,09811.4 sq mi
TuckahoeCensus designated place1,0784.07 sq mi
Shelter Island HeightsCensus designated place9985.40 sq mi
PoquottVillage9290.44 sq mi
Old FieldVillage9252.07 sq mi
QuiogueCensus designated place8531.26 sq mi
Belle TerreVillage7880.88 sq mi
PeconicCensus designated place7713.33 sq mi
SagaponackVillage7444.41 sq mi
AmagansettCensus designated place6516.59 sq mi
AsharokenVillage6081.42 sq mi
WainscottCensus designated place5876.74 sq mi
ShorehamVillage5240.45 sq mi
Fire IslandCensus designated place4459.17 sq mi
New SuffolkCensus designated place2930.56 sq mi
CaptreeCensus designated place2711.62 sq mi
NapeagueCensus designated place1973.68 sq mi
Ocean BeachVillage1750.14 sq mi
West Hampton DunesVillage1190.31 sq mi
SaltaireVillage1090.23 sq mi
Oak BeachCensus designated place1061.14 sq mi
GilgoCensus designated place655.02 sq mi
Fishers IslandCensus designated place534.06 sq mi
Dering HarborVillage370.25 sq mi
BrentwoodCensus designated place—11.0 sq mi
WyandanchCensus designated place—2.17 sq mi

Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 36 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.

County officialsFrom public records

No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.

Across Suffolk County

Jobs across Suffolk County

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Neighboring counties

Neighboring counties

Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 09, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 36, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 44, retrieved November 14, 2026.