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RANKING · 2010 CENSUS · 21 SHOWN OF 21

Largest by population, Delaware cities · 2010

The most populous us cities as of the 2023 estimates. This list covers the 21 cities in Delaware that qualify, ranked against each other statewide.

DelawareAll statesPop > 5KAll rankings
SAME RANKING BYCountiesStatesMetrosZIP codes
RELATEDFastest growingFastest shrinkingMost densely populatedMost sparsely populatedBest broadband accessWorst broadband access
YEAR19902000201020202025
Largest by population by state
RANKPLACESTATEPOPTOTAL POPULATIONVS 2000
01Wilmington, DEDE73,51270,851−2%
02Dover, DEDE40,59236,047+12%
03Newark, DEDE30,35931,454+10%
04Bear, DEDE22,37019,371+10%
05Middletown, DEDE25,79818,871+206%
06Brookside, DEDE15,11514,353−3%
07Glasgow, DEDE15,54614,303+11%
08Hockessin, DEDE13,43913,527+5%
09Pike Creek Valley, DEDE12,43111,217
10Smyrna, DEDE13,34010,023+76%
11Milford, DEDE14,7239,559+42%
12Claymont, DEDE8,7868,253−10%
13North Star, DEDE7,8347,980−4%
14Pike Creek, DEDE7,1297,898−60%
15Wilmington Manor, DEDE8,2147,889−5%
16Seaford, DEDE9,1656,928+3%
17Georgetown, DEDE8,2916,422+38%
18Elsmere, DEDE6,1966,131+6%
19Edgemoor, DEDE6,3495,677−5%
20New Castle, DEDE5,7265,285+9%
21Millsboro, DEDE7,8903,877+64%
SHOWING 1–21 OF 21
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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES