RANKING · 2000 CENSUS · 20 SHOWN OF 20

Most densely populated, Delaware cities · 2000

Delaware cities ranked by residents per square mile (2023). 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

RELATEDLargest by population Fastest growing Fastest shrinking Most sparsely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Pike Creek, DEDE7,1297,345+0%

02Wilmington, DEDE73,5126,669+0%

03Elsmere, DEDE6,1965,876+0%

04Wilmington Manor, DEDE8,2145,056+0%

05Claymont, DEDE8,7864,286+0%

06Brookside, DEDE15,1153,814+0%

07Edgemoor, DEDE6,3493,124+0%

08Bear, DEDE22,3703,042+0%

09Newark, DEDE30,3593,013+0%

10New Castle, DEDE5,7261,398+0%

11Dover, DEDE40,5921,349+0%

12Seaford, DEDE9,1651,313+0%

13Glasgow, DEDE15,5461,294+0%

14Hockessin, DEDE13,4391,285+0%

15North Star, DEDE7,8341,217+0%

16Georgetown, DEDE8,291925+0%

17Smyrna, DEDE13,340886+0%

18Milford, DEDE14,723683+0%

19Middletown, DEDE25,798486+0%

20Millsboro, DEDE7,890462+0%

SHOWING 1–20 OF 20

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES