Past apportionments
editNote: The first apportionment was established by the Constitution based on population estimates made by the Philadelphia Convention, and was not based on any census or enumeration.
Bold indicates the largest number of representatives each state has had.
| Statehood order |
Census | Const. | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 11th | 12th | 13th | 15th[a] | 16th | 17th | 18th | 19th | 20th | 21st | 22nd | 23rd | 24th | 25th |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year | 1789 | 1790 | 1800 | 1810 | 1820 | 1830 | 1840 | 1850 | 1860 | 1870 | 1880 | 1890 | 1900 | 1910 | 1930 | 1940 | 1950 | 1960 | 1970 | 1980 | 1990 | 2000 | 2010 | 2020 | 2030 | |
| Effected | 1789 | 1793 | 1803 | 1813 | 1823 | 1833 | 1843 | 1853 | 1863 | 1873 | 1883 | 1893 | 1903 | 1913 | 1933 | 1943 | 1953 | 1963 | 1973 | 1983 | 1993 | 2003 | 2013 | 2023 | 2033 | |
| Size | 65 | 105 | 142 | 182 | 213 | 240 | 223 | 234 | 241 | 292 | 325 | 356 | 386 | 435 | ||||||||||||
| State | ||||||||||||||||||||||||||
| 22 | AL | – | – | – | – | 3 | 5 | 7 | 7 | 6 | 8 | 8 | 9 | 9 | 10 | 9 | 9 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 |
| 49 | AK | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 48 | AZ | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | 2 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 9 | 10 |
| 25 | AR | – | – | – | – | – | – | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 7 | 7 | 7 | 6 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| 31 | CA | – | – | – | – | – | – | – | 2 | 3 | 4 | 6 | 7 | 8 | 11 | 20 | 23 | 30 | 38 | 43 | 45 | 52 | 53 | 53 | 52 | 52 |
| 38 | CO | – | – | – | – | – | – | – | – | – | – | 1 | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 5 | 6 | 6 | 7 | 7 | 8 | 8 |
| 5 | CT | 5 | 7 | 7 | 7 | 6 | 6 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 4 |
| 1 | DE | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 27 | FL | – | – | – | – | – | – | – | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 5 | 6 | 8 | 12 | 15 | 19 | 23 | 25 | 27 | 28 | 30 |
| 4 | GA | 3 | 2 | 4 | 6 | 7 | 9 | 8 | 8 | 7 | 9 | 10 | 11 | 11 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 13 | 14 | 14 | 15 |
| 50 | HI | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 43 | ID | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 |
| 21 | IL | – | – | – | – | 1 | 3 | 7 | 9 | 14 | 19 | 20 | 22 | 25 | 27 | 27 | 26 | 25 | 24 | 24 | 22 | 20 | 19 | 18 | 17 | |
| 19 | IN | – | – | – | – | 3 | 7 | 10 | 11 | 11 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | |
| 29 | IA | – | – | – | – | – | – | – | 2 | 6 | 9 | 11 | 11 | 11 | 11 | 9 | 8 | 8 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | |
| 34 | KS | – | – | – | – | – | – | – | – | 1 | 3 | 7 | 8 | 8 | 8 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | |
| 15 | KY | – | 2 | 6 | 10 | 12 | 13 | 10 | 10 | 9 | 10 | 11 | 11 | 11 | 11 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | |
| 18 | LA | – | – | – | 1 | 3 | 3 | 4 | 4 | 5 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | |
| 23 | ME | – | – | – | – | 7 | 8 | 7 | 6 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| 7 | MD | 6 | 8 | 9 | 9 | 9 | 8 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | |
| 6 | MA | 8 | 14 | 17 | 20 | 13 | 12 | 10 | 11 | 10 | 11 | 12 | 13 | 14 | 16 | 15 | 14 | 14 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | |
| 26 | MI | – | – | – | – | – | – | 3 | 4 | 6 | 9 | 11 | 12 | 12 | 13 | 17 | 17 | 18 | 19 | 19 | 18 | 16 | 15 | 14 | 13 | |
| 32 | MN | – | – | – | – | – | – | – | – | 2 | 3 | 5 | 7 | 9 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | |
| 20 | MS | – | – | – | – | 1 | 2 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 7 | 7 | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | |
| 24 | MO | – | – | – | – | 1 | 2 | 5 | 7 | 9 | 13 | 14 | 15 | 16 | 16 | 13 | 13 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | |
| 41 | MT | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | |
| 37 | NE | – | – | – | – | – | – | – | – | – | 1 | 3 | 6 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | |
| 36 | NV | – | – | – | – | – | – | – | – | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 4 | 4 | |
| 9 | NH | 3 | 4 | 5 | 6 | 6 | 5 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| 3 | NJ | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 7 | 7 | 8 | 10 | 12 | 14 | 14 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 12 | |
| 47 | NM | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | |
| 11 | NY | 6 | 10 | 17 | 27 | 34 | 40 | 34 | 33 | 31 | 33 | 34 | 34 | 37 | 43 | 45 | 45 | 43 | 41 | 39 | 34 | 31 | 29 | 27 | 26 | |
| 12 | NC | 5 | 10 | 12 | 13 | 13 | 13 | 9 | 8 | 7 | 8 | 9 | 9 | 10 | 10 | 11 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 13 | 14 | |
| 39 | ND | – | – | – | – | – | – | – | – | – | – | – | 1 | 2 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 17 | OH | – | – | 1 | 6 | 14 | 19 | 21 | 21 | 19 | 20 | 21 | 21 | 21 | 22 | 24 | 23 | 23 | 24 | 23 | 21 | 19 | 18 | 16 | 15 | |
| 46 | OK | – | – | – | – | – | – | – | – | – | – | – | – | – | 8 | 9 | 8 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | |
| 33 | OR | – | – | – | – | – | – | – | – | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 6 | |
| 2 | PA | 8 | 13 | 18 | 23 | 26 | 28 | 24 | 25 | 24 | 27 | 28 | 30 | 32 | 36 | 34 | 33 | 30 | 27 | 25 | 23 | 21 | 19 | 18 | 17 | |
| 13 | RI | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| 8 | SC | 5 | 6 | 8 | 9 | 9 | 9 | 7 | 6 | 4 | 5 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | |
| 40 | SD | – | – | – | – | – | – | – | – | – | – | – | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | |
| 16 | TN | – | – | 3 | 6 | 9 | 13 | 11 | 10 | 8 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 9 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | |
| 28 | TX | – | – | – | – | – | – | – | 2 | 4 | 6 | 11 | 13 | 16 | 18 | 21 | 21 | 22 | 23 | 24 | 27 | 30 | 32 | 36 | 38 | |
| 45 | UT | – | – | – | – | – | – | – | – | – | – | – | – | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | |
| 14 | VT | – | 2 | 4 | 6 | 5 | 5 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 10 | VA | 10 | 19 | 22 | 23 | 22 | 21 | 15 | 13 | 11 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | |
| 42 | WA | – | – | – | – | – | – | – | – | – | – | – | 2 | 3 | 5 | 6 | 6 | 7 | 7 | 7 | 8 | 9 | 9 | 10 | 10 | |
| 35 | WV | – | – | – | – | – | – | – | – | – | 3 | 4 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | |
| 30 | WI | – | – | – | – | – | – | – | 3 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | |
| 44 | WY | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Cite error: There are <ref group=lower-alpha> tags or {{efn}} templates on this page, but the references will not show without a {{reflist|group=lower-alpha}} template or {{notelist}} template (see the help page).