Census ACS · 11 cities

Youngest Cities in Delaware

Age demographics shape everything from school enrollment to housing demand. Newark city is the youngest city in Delaware with a median age of 22.0. College towns, military communities, and fast-growing suburbs tend to have the youngest populations. Younger cities often have more families with children, growing school systems, and expanding housing markets. Compare median ages across all 11 major cities in Delaware.

Source: Census ACS 5-Year Estimates

#	City	Median Age	Population	Median Income
1	Wilmington city	37	71,124	$55,269
2	Smyrna town	34.3	13,031	$70,473
3	Pike Creek Valley Cdp	38.3	11,992	$93,896
4	Newark city	22	30,309	$71,373
5	Milford city	41.4	12,193	$55,265
6	Middletown town	38.4	24,071	$115,252
7	Hockessin Cdp	45.2	13,608	$172,695
8	Glasgow Cdp	42.4	16,095	$109,803
9	Dover city	35.1	39,491	$58,336
10	Brookside Cdp	35.5	15,262	$72,031
11	Bear Cdp	39.4	22,604	$88,985

More Rankings for Delaware

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Frequently Asked Questions

Newark city is the #1 ranked city in Delaware by median age, with a value of 22.0 according to latest Census ACS data.

Delaware has 11 cities with 10,000+ population tracked in latest Census ACS data.

All data comes from the American Community Survey (ACS) 5-Year estimates by the US Census Bureau.

Sources: US Census Bureau ACS 5-Year Estimates

Data from the American Community Survey 5-Year estimates. Covers cities with populations of 10,000 or more in Delaware.

Source: U.S. Census Bureau ACS, 2026.