RANKING · 2010 CENSUS · 20 SHOWN OF 20

Fastest shrinking, Delaware cities · 2010

Delaware cities with the steepest population decline from the 2000 census to 2010. This list covers the 20 cities in Delaware that qualify, ranked against each other statewide.

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DelawareAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Pike Creek, DEDE7,129-60.0%−154.4 pts

02Claymont, DEDE8,786-10.5%−4.6 pts

03Edgemoor, DEDE6,349-5.3%−7.6 pts

04Wilmington Manor, DEDE8,214-4.5%−0.9 pts

05North Star, DEDE7,834-3.6%–

06Brookside, DEDE15,115-3.1%+0.2 pts

07Wilmington, DEDE73,512-2.5%−4.1 pts

08Seaford, DEDE9,165+3.4%−14.2 pts

09Hockessin, DEDE13,439+4.8%–

10Elsmere, DEDE6,196+5.7%+8.0 pts

11New Castle, DEDE5,726+8.7%+8.2 pts

12Bear, DEDE22,370+10.1%–

13Newark, DEDE30,359+10.2%−3.6 pts

14Glasgow, DEDE15,546+11.4%–

15Dover, DEDE40,592+12.2%−4.6 pts

16Georgetown, DEDE8,291+38.3%+13.9 pts

17Milford, DEDE14,723+42.0%+31.8 pts

18Millsboro, DEDE7,890+64.3%+20.6 pts

19Smyrna, DEDE13,340+76.5%+67.9 pts

20Middletown, DEDE25,798+206.3%+145.6 pts

SHOWING 1–20 OF 20

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS