Long Island New York Cities

115 cities

City
Rank
County
2025 Pop. ↓
Hempstead town1Nassau County781,032
Brookhaven town2Suffolk County485,982
Islip town3Suffolk County333,694
Oyster Bay town4Nassau County296,528
North Hempstead town5Nassau County234,933
Babylon town6Suffolk County215,046
Huntington town7Suffolk County201,618
Smithtown town8Suffolk County114,524
Southampton town9Suffolk County70,022
Hempstead10Nassau County57,797
Freeport11Nassau County43,407
Valley Stream12Nassau County39,684
Riverhead town13Suffolk County35,399
Long Beach14Nassau County34,459
East Hampton town15Suffolk County29,006
Glen Cove16Nassau County27,653
Lindenhurst17Suffolk County26,892
Rockville Centre18Nassau County25,364
Southold town19Suffolk County23,684
Garden City20Nassau County22,876
Mineola21Nassau County21,385
Lynbrook22Nassau County19,878
Massapequa Park23Nassau County16,676
Floral Park24Nassau County15,716
Westbury25Nassau County15,692
Patchogue26Suffolk County12,313
Woodbury town27Nassau County12,066
Babylon28Suffolk County12,064
Woodbury29Nassau County11,507
Lake Grove30Suffolk County11,009
Great Neck31Nassau County10,937
New Hyde Park32Nassau County10,035
East Rockaway33Nassau County9,961
Amityville34Suffolk County9,653
Farmingdale35Nassau County8,539
Malverne36Nassau County8,336
Port Jefferson37Suffolk County8,239
Great Neck Plaza38Nassau County7,787
Williston Park39Nassau County7,390
Cedarhurst40Nassau County7,241
Northport41Suffolk County7,233
East Hills42Nassau County7,218
Manorhaven43Nassau County6,868
Lawrence44Nassau County6,716
Bayville45Nassau County6,626
Kings Point46Nassau County5,629
North Hills47Nassau County5,318
Old Westbury48Nassau County5,192
Island Park49Nassau County4,996
Sea Cliff50Nassau County4,951
Flower Hill51Nassau County4,799
Southampton52Suffolk County4,686
Greenport town53Suffolk County4,296
Islandia54Suffolk County3,668
Lloyd Harbor55Suffolk County3,519
Muttontown56Nassau County3,498
Shelter Island town57Suffolk County3,318
Great Neck Estates58Nassau County3,193
Brightwaters59Suffolk County3,160
Port Washington North60Nassau County3,106
Roslyn61Nassau County3,050
Brookville62Nassau County2,945
Sag Harbor63Suffolk County2,807
Lake Success64Nassau County2,790
Sands Point65Nassau County2,751
Munsey Park66Nassau County2,741
Thomaston67Nassau County2,692
East Williston68Nassau County2,573
Greenport69Suffolk County2,537
Oyster Bay Cove70Nassau County2,231
Westhampton Beach71Suffolk County2,204
Bellport72Suffolk County2,195
Old Brookville73Nassau County2,087
Laurel Hollow74Nassau County1,913
Stewart Manor75Nassau County1,905
Lattingtown76Nassau County1,845
Lawrence town77Nassau County1,780
Upper Brookville78Nassau County1,758
Village Branch79Suffolk County1,738
South Floral Park80Nassau County1,726
Quogue81Suffolk County1,722
Atlantic Beach82Nassau County1,692
Nissequogue83Suffolk County1,608
East Hampton84Suffolk County1,569
Plandome85Nassau County1,466
Head Harbor86Suffolk County1,458
Huntington Bay87Suffolk County1,426
Roslyn Estates88Nassau County1,319
Hewlett Harbor89Nassau County1,309
North Haven90Suffolk County1,192
Kensington91Nassau County1,184
Roslyn Harbor92Nassau County1,095
Baxter Estates93Nassau County994
Plandome Heights94Nassau County994
Mill Neck95Nassau County989
Saddle Rock96Nassau County979
Poquott97Suffolk County921
Russell Gardens98Nassau County921
Old Field99Suffolk County893
Woodsburgh100Nassau County870
Matinecock101Nassau County839
Plandome Manor102Nassau County805
Belle Terre103Suffolk County785
Baldwin town104Nassau County782
Sagaponack105Suffolk County739
Asharoken106Suffolk County608
Hewlett Neck107Nassau County566
Shoreham108Suffolk County522
Hewlett Bay Park109Nassau County468
Centre Island110Nassau County388
Cove Neck111Nassau County290
Ocean Beach112Suffolk County169
West Hampton Dunes113Suffolk County119
Saltaire114Suffolk County111
Dering Harbor115Suffolk County35

About Long Island New York

Suffolk County and Nassau County are the counties generally considered part of Long Island New York.