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Average household size: U.S. states ranked (2025)

Measure: Average household size. All 50 states and District of Columbia with data in Households and average household size by state, ranked from highest to lowest. Reference period: 2025.

Licence: Public domain (U.S. federal government work).
Data last updated: 2026-10-29

Download full table CSV Source: U.S. Census Bureau (Table B11001) (opens in a new tab)Source: U.S. Census Bureau (Table B25010) (opens in a new tab)

National value: 2.49 (United States).

Small states, hard to see on the map:

DC 1.97
RI 2.38
DE 2.45
CT 2.45
NJ 2.63
MD 2.53
MA 2.43
VT 2.17
NH 2.39

Lowest: 1.97 to 2.33
Group 2: 2.33 to 2.39
Group 3: 2.39 to 2.42
Group 4: 2.42 to 2.48
Highest: 2.48 to 2.88

The map is a visual summary; every value is in the table below, which is the keyboard and screen-reader path. Groups are quintiles of the values shown (a derived grouping). Boundaries: Natural Earth (public domain), simplified. Alaska and Hawaii are shown as insets, not to scale.

Rank is derived by Quadranac: 1 = highest value; ties share a rank. Values are as published in the source table.


1	Utah	2.88
2	Hawaii	2.78
3	California	2.77
4	Texas	2.68
5	New Jersey	2.63
6	Nevada	2.61
7	Georgia	2.59
7	Idaho	2.59
9	Alaska	2.53
9	Maryland	2.53
11	Oklahoma	2.48
11	Virginia	2.48
13	Washington	2.47
14	Florida	2.46
14	New York	2.46
16	Arizona	2.45
16	Connecticut	2.45
16	Delaware	2.45
19	Alabama	2.44
20	Massachusetts	2.43
21	Illinois	2.42
21	Louisiana	2.42
21	Tennessee	2.42
24	Indiana	2.41
24	New Mexico	2.41
26	Kansas	2.4
26	North Carolina	2.4
28	Michigan	2.39
28	Mississippi	2.39
28	New Hampshire	2.39
28	Oregon	2.39
32	Kentucky	2.38
32	Minnesota	2.38
32	Nebraska	2.38
32	Rhode Island	2.38
36	Arkansas	2.37
36	Colorado	2.37
38	South Carolina	2.36
39	Missouri	2.34
39	Ohio	2.34
41	Pennsylvania	2.33
41	South Dakota	2.33
43	Montana	2.32
44	Iowa	2.31
45	West Virginia	2.29
46	Wisconsin	2.27
47	Wyoming	2.24
48	Maine	2.21
49	North Dakota	2.18
50	Vermont	2.17
51	District of Columbia	1.97

Source: U.S. Census Bureau, American Community Survey 1-year estimates, Table B11001: Household Type (Including Living Alone)
Source: U.S. Census Bureau, American Community Survey 1-year estimates, Table B25010: Average Household Size of Occupied Housing Units by Tenure. Reference period: 2025.

Cite this ranking

U.S. states ranked by average household size (2025). Data: U.S. Census Bureau, American Community Survey, ACS 1-year estimates, Tables B11001 and B25010; rank derived by Quadranac. Data last updated 2026-10-29. https://quadranac.com/rankings/us-states-by-average-household-size/

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