RANKING · 1990 CENSUS · 16 SHOWN OF 16

Largest by population, Delaware cities · 1990

The most populous Delaware cities as of the 1990 population estimates. This list covers the 16 cities in Delaware that qualify, ranked against each other statewide. The median across all 16 is 6,108.

DelawareAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS –

01Wilmington, DEDE71,529–

02Dover, DEDE27,529–

03Newark, DEDE25,098–

04Brookside, DEDE15,307–

05Pike Creek, DEDE10,163–

06Claymont, DEDE9,800–

07Wilmington Manor, DEDE8,568–

08Milford, DEDE6,108–

09Elsmere, DEDE5,935–

10Edgemoor, DEDE5,853–

11Seaford, DEDE5,695–

12Smyrna, DEDE5,231–

13New Castle, DEDE4,837–

14Middletown, DEDE3,834–

15Georgetown, DEDE3,732–

16Millsboro, DEDE1,643–

SHOWING 1–16 OF 16

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