RANKING · 1990 CENSUS · 16 SHOWN OF 16

Oldest by median age, Delaware cities · 1990

Delaware cities ranked by median age of residents (1990 ACS). This list covers the 16 cities in Delaware that qualify, ranked against each other statewide. The median across all 16 is 33.7.

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SAME RANKING BYCounties States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS –

01Millsboro, DEDE7,89039.4–

02New Castle, DEDE5,72636.1–

03Smyrna, DEDE13,34035.9–

04Seaford, DEDE9,16535.8–

05Milford, DEDE14,72334.3–

06Georgetown, DEDE8,29134.1–

07Elsmere, DEDE6,19633.7–

08Wilmington Manor, DEDE8,21433.7–

09Edgemoor, DEDE6,34933.2–

10Wilmington, DEDE73,51232.8–

11Claymont, DEDE8,78631.9–

12Pike Creek, DEDE7,12931.7–

13Middletown, DEDE25,79831.0–

14Brookside, DEDE15,11530.9–

15Dover, DEDE40,59229.7–

16Newark, DEDE30,35922.6–

SHOWING 1–16 OF 16

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