RANKING · 2000 CENSUS · 20 SHOWN OF 20

Largest by population, Delaware cities · 2000

The most populous Delaware cities as of the 2000 population estimates. This list covers the 20 cities in Delaware that qualify, ranked against each other statewide. The median across all 20 is 8,277.

DelawareAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS 1990

01Wilmington, DEDE72,664+2%

02Dover, DEDE32,135+17%

03Newark, DEDE28,547+14%

04Pike Creek, DEDE19,751+94%

05Bear, DEDE17,593–

06Brookside, DEDE14,806−3%

07Hockessin, DEDE12,902–

08Glasgow, DEDE12,840–

09Claymont, DEDE9,220−6%

10North Star, DEDE8,277–

11Wilmington Manor, DEDE8,262−4%

12Milford, DEDE6,732+10%

13Seaford, DEDE6,699+18%

14Middletown, DEDE6,161+61%

15Edgemoor, DEDE5,992+2%

16Elsmere, DEDE5,800−2%

17Smyrna, DEDE5,679+9%

18New Castle, DEDE4,862+1%

19Georgetown, DEDE4,643+24%

20Millsboro, DEDE2,360+44%

SHOWING 1–20 OF 20

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS