RANKING · 2010 CENSUS · 21 SHOWN OF 21

Oldest housing stock, Delaware cities · 2010

Delaware cities ranked by oldest median year of construction (2010 ACS). This list covers the 21 cities in Delaware that qualify, ranked against each other statewide. The median across all 21 is 1977.

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SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Wilmington, DEDE73,51219410%

02Elsmere, DEDE6,19619530%

03Edgemoor, DEDE6,34919550%

04Wilmington Manor, DEDE8,21419570%

05Claymont, DEDE8,78619580%

06New Castle, DEDE5,7261961+1%

07Seaford, DEDE9,16519620%

08Brookside, DEDE15,11519690%

09Newark, DEDE30,35919730%

10Milford, DEDE14,7231976+1%

11Pike Creek Valley, DEDE12,4311977–

12Dover, DEDE40,5921979+1%

13Hockessin, DEDE13,4391984–

14Georgetown, DEDE8,2911986+1%

15Smyrna, DEDE13,3401986+1%

16North Star, DEDE7,8341986–

17Pike Creek, DEDE7,1291989+1%

18Bear, DEDE22,3701991–

19Glasgow, DEDE15,5461992–

20Millsboro, DEDE7,8901993+1%

21Middletown, DEDE25,7982002+2%

SHOWING 1–21 OF 21

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