RANKING · 1990 CENSUS · 16 SHOWN OF 16

Youngest by median age, Delaware cities · 1990

Delaware cities with the youngest median age (2023 ACS). This list covers the 16 cities in Delaware that qualify, ranked against each other statewide.

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SAME RANKING BYCounties States Metros ZIP codes

RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Newark, DEDE30,35922.6+0%

02Dover, DEDE40,59229.7−10%

03Brookside, DEDE15,11530.9−8%

04Middletown, DEDE25,79831.0+0%

05Pike Creek, DEDE7,12931.7−12%

06Claymont, DEDE8,78631.9−8%

07Wilmington, DEDE73,51232.8−3%

08Edgemoor, DEDE6,34933.2−4%

09Wilmington Manor, DEDE8,21433.7−6%

10Elsmere, DEDE6,19633.7−6%

11Georgetown, DEDE8,29134.1+13%

12Milford, DEDE14,72334.3−2%

13Seaford, DEDE9,16535.8−5%

14Smyrna, DEDE13,34035.9+2%

15New Castle, DEDE5,72636.1−9%

16Millsboro, DEDE7,89039.4−9%

SHOWING 1–16 OF 16

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