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Population Review

Census ACS 5-Year · 52 states

Most Populated States

Source·US Census ACS 5-Year 2023Updated·Reviewed by·PopulationReview Editorial Team
Raw data·Download states.csv· no email required ·all datasets

Population varies enormously across the United States. The largest states contain sprawling metropolitan areas with tens of millions of residents, while the smallest are home to fewer people than many individual cities. California alone accounts for roughly 12% of the nation's total population, while the six least-populated states combined have fewer residents than the city of Los Angeles. These differences shape everything from congressional representation and Electoral College votes to federal funding allocations. States with rapidly growing populations, particularly in the Sun Belt, are gaining political influence and economic clout at the expense of slower-growing Rust Belt and Northeastern states. Understanding population distribution is fundamental to demographic analysis, urban planning, and public policy.

Key Findings

  • 1California leads with a population of 39,242,785, followed by Texas (29,640,343) and Florida (21,928,881).
  • 2Wyoming ranks last at 579,761, while California leads at 39,242,785.
  • 3The national median across all states is 4,238,714 (Oregon at the midpoint).
  • 4The top 10 states are: California, Texas, Florida, New York, Pennsylvania, Illinois, Ohio, Georgia, North Carolina, Michigan.
Most Populated States

Full Ranking: Most Populated States

Source: Census ACS 5-Year Estimates

#StatePopulationMedian AgeMedian Income
1Wyoming579,76138.8$74,815
2Wisconsin5,892,02340.1$75,670
3West Virginia1,784,46242.7$57,917
4Washington7,740,98438.2$94,952
5Virginia8,657,49938.8$90,974
6Vermont645,25443$78,024
7Utah3,331,18731.7$91,750
8Texas29,640,34335.5$76,292
9Tennessee6,986,08238.9$67,097
10South Dakota899,19437.7$72,421
11South Carolina5,212,77440.1$66,818
12Rhode Island1,095,37140.5$86,372
13Puerto Rico3,254,88544.2$25,096
14Pennsylvania12,986,51840.9$76,081
15Oregon4,238,71440.1$80,426
16Oklahoma3,995,26036.9$63,603
17Ohio11,780,04639.6$69,680
18North Dakota779,36135.7$75,949
19North Carolina10,584,34039.1$69,904
20New York19,872,31939.6$84,578
21New Mexico2,114,76839.2$62,125
22New Jersey9,267,01440.1$101,050
23New Hampshire1,387,83443.2$95,628
24Nevada3,141,00038.9$75,561
25Nebraska1,965,92637.1$74,985
26Montana1,105,07240.2$69,922
27Missouri6,168,18138.9$68,920
28Mississippi2,951,43838.4$54,915
29Minnesota5,713,71638.6$87,556
30Michigan10,051,59540.1$71,149
31Massachusetts6,992,39540$101,341
32Maryland6,170,73839.3$101,652
33Maine1,377,40044.8$71,773
34Louisiana4,621,02537.8$60,023
35Kentucky4,510,72539.1$62,417
36Kansas2,937,56937.2$72,639
37Iowa3,195,93738.6$73,147
38Indiana6,811,75238$70,051
39Illinois12,692,65338.9$81,702
40Idaho1,893,29637.1$74,636
41Hawaii1,445,63540.6$98,317
42Georgia10,822,59037.4$74,664
43Florida21,928,88142.6$71,711
44District of Columbia672,07934.9$106,287
45Delaware1,005,87241.5$82,855
46Connecticut3,598,34841.2$93,760
47Colorado5,810,77437.5$92,470
48California39,242,78537.6$96,334
49Arkansas3,032,65138.4$58,773
50Arizona7,268,17538.8$76,872
51Alaska733,97135.6$89,336
52Alabama5,054,25339.3$62,027

Methodology

Rankings are based on American Community Survey (ACS) 5-Year estimates from the US Census Bureau. All 50 states and the District of Columbia are included. The ACS surveys approximately 3.5 million households annually and provides detailed demographic, social, economic, and housing data. 5-Year estimates offer the most reliable data for state-level comparisons by averaging responses over a 60-month period. Percentages may not sum to 100% due to rounding.

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Frequently Asked Questions

California has the highest population at 39,242,785, according to latest Census ACS data. Texas and Florida round out the top three.

Wyoming has the lowest population at 579,761. Vermont is second-lowest at 645,254.

The median across all 52 states is 4,238,714. Note that the national median and the state-level median are calculated differently, the state median represents the midpoint when all states are ranked.

This data comes from the American Community Survey (ACS) 5-Year estimates published by the US Census Bureau. The ACS surveys approximately 3.5 million households annually and provides the most comprehensive demographic data available between decennial censuses.

Rankings are based on the latest available Census ACS 5-Year estimates. The Census Bureau releases new ACS data annually. Our data was last updated on April 12, 2026.

Rankings are based on American Community Survey (ACS) 5-Year estimates from the US Census Bureau. All 50 states and the District of Columbia are included. The ACS surveys approximately 3.5 million households annually and provides detailed demographic, social, economic, and housing data. 5-Year estimates offer the most reliable data for state-level comparisons by averaging responses over a 60-month period. Percentages may not sum to 100% due to rounding.

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