US states by median age

Name: US states by median age, 2021
Creator: U.S. Census Bureau
License: Public domain (US federal government work, citation requested)

Maine had the highest median age of 51 states in 2021, at 44.7 years. Utah had the lowest, at 31.3 years. The median was 38.5 years and the figure for the United States was 38.4 years. Source: the U.S. Census Bureau.

Highest44.7Maine

Lowest31.3Utah

Median38.551 states

United States38.4History

All states, 2021

CSV Chart (SVG)

years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

Rank	States	2021 years
1	Maine	44.7
2	New Hampshire	43
3	Vermont	42.7
4	West Virginia	42.6
5	Florida	42.3
6	Delaware	41.1
7	Connecticut	41
8	Pennsylvania	40.8
9	Montana	40
9	New Jersey	40
9	Rhode Island	40
12	Michigan	39.8
12	South Carolina	39.8
14	Hawaii	39.6
14	Massachusetts	39.6
14	Oregon	39.6
14	Wisconsin	39.6
18	Ohio	39.4
19	Alabama	39.3
20	New York	39.2
21	Kentucky	39
21	North Carolina	39
23	Maryland	38.9
24	Missouri	38.8
24	Tennessee	38.8
26	Illinois	38.5
26	Virginia	38.5
28	Arkansas	38.3
28	Iowa	38.3
28	Nevada	38.3
28	New Mexico	38.3
32	Minnesota	38.2
32	Wyoming	38.2
34	Arizona	38.1
35	Indiana	37.9
35	Washington	37.9
37	Mississippi	37.8
38	Louisiana	37.4
39	Colorado	37.1
39	Georgia	37.1
39	South Dakota	37.1
42	California	37
42	Kansas	37
44	Idaho	36.8
44	Oklahoma	36.8
46	Nebraska	36.7
47	North Dakota	35.2
48	Alaska	35
48	Texas	35
50	District of Columbia	34.3
51	Utah	31.3

Other periods

2024
2023
2022
2021

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 states 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/2021/table-based-SF/data/5YRData/acsdt5y2021-b01002.dat. Retrieved 2026-10-08.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

Rank US states by median age using official data, and cite the source.

rank_places {"indicator":"median_age","level":"region","within":"United States","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=median_age&level=region&within=United%20States&limit=10

Connect Claude, ChatGPT or Cursor in one step. The trial answers 25 calls a day without an account.

Questions

Which state has the highest median age?

Maine, with 44.7 years in 2021, according to the U.S. Census Bureau.

Which state has the lowest median age?

Utah, with 31.3 years in 2021.

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.