Data / Rankings / Median age / Counties in Maryland

Counties in Maryland by median age

Talbot County had the highest median age of 24 counties in 2023, at 51.1 years. Baltimore city had the lowest, at 36.1 years. The median was 40.3 years and the figure for Maryland was 39.3 years. Source: the U.S. Census Bureau.

Highest51.1Talbot County
Lowest36.1Baltimore city
Median40.324 counties
Maryland39.3History

All counties, 2023

CSVChart (SVG)

Talbot CountyTalbot County: 51.1 years51.1Worcester CountyWorcester County: 50.7 years50.7Kent CountyKent County: 48.4 years48.4Garrett CountyGarrett County: 48.1 years48.1Queen Anne's CountyQueen Anne's County: 44.8 years44.8Dorchester CountyDorchester County: 43.9 years43.9Allegany CountyAllegany County: 41.7 years41.7Carroll CountyCarroll County: 41.3 years41.3Washington CountyWashington County: 41 years41Cecil CountyCecil County: 40.8 years40.8Calvert CountyCalvert County: 40.5 years40.5Harford CountyHarford County: 40.5 years40.5Montgomery CountyMontgomery County: 40.1 years40.1Caroline CountyCaroline County: 39.8 years39.8Baltimore CountyBaltimore County: 39.5 years39.5Howard CountyHoward County: 39.4 years39.4Anne Arundel CountyAnne Arundel County: 39 years39Frederick CountyFrederick County: 38.9 years38.9Charles CountyCharles County: 38.8 years38.8Prince George's CountyPrince George's County: 38.5 years38.5Somerset CountySomerset County: 38.1 years38.1St. Mary's CountySt. Mary's County: 37 years37Wicomico CountyWicomico County: 36.2 years36.2Baltimore cityBaltimore city: 36.1 years36.1
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2023
years		Change on 2022
1Talbot County51.1-0.3
2Worcester County50.7+0.1
3Kent County48.4-0.1
4Garrett County48.1+0.5
5Queen Anne's County44.8+0.2
6Dorchester County43.9+0.1
7Allegany County41.7-0.2
8Carroll County41.3-0.2
9Washington County41+0.1
10Cecil County40.8-0.2
11Calvert County40.5+0.1
11Harford County40.5+0.1
13Montgomery County40.1+0.3
14Caroline County39.8+0.3
15Baltimore County39.50
16Howard County39.4+0.2
17Anne Arundel County39+0.2
18Frederick County38.90
19Charles County38.80
20Prince George's County38.5+0.3
21Somerset County38.1+0.1
22St. Mary's County370
23Wicomico County36.2+0.1
24Baltimore city36.1+0.1

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Talbot County, with 51.1 years in 2023, according to the U.S. Census Bureau.

Which county has the lowest median age?

Baltimore city, with 36.1 years in 2023.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Maryland: more rankings