RANKING · 1990 CENSUS · 16 SHOWN OF 16

Oldest housing stock, Delaware cities · 1990

Delaware cities ranked by oldest median year of construction (1990 ACS). This list covers the 16 cities in Delaware that qualify, ranked against each other statewide. The median across all 16 is 1959.

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SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS –

01Wilmington, DEDE73,5121942–

02New Castle, DEDE5,7261943–

03Edgemoor, DEDE6,3491948–

04Elsmere, DEDE6,1961949–

05Milford, DEDE14,7231953–

06Wilmington Manor, DEDE8,2141954–

07Claymont, DEDE8,7861956–

08Georgetown, DEDE8,2911958–

09Seaford, DEDE9,1651959–

10Smyrna, DEDE13,3401963–

11Newark, DEDE30,3591965–

12Brookside, DEDE15,1151967–

13Dover, DEDE40,5921968–

14Middletown, DEDE25,7981970–

15Millsboro, DEDE7,8901971–

16Pike Creek, DEDE7,1291978–

SHOWING 1–16 OF 16

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