The following list is the highest and smallest population density for all of 50 US states in 2020. According to most recent state estimates, New Jersey is the highest population density and Alaska is the smallest population density state.
States By Population Density 2020
| State | Rank | Density (p/mi²) | 2020 Population | Land Area (mi2) |
| New Jersey | 1 | 1218 | 8,936,570 | 7,354 |
| Rhode Island | 2 | 1021 | 1,056,160 | 1,034 |
| Massachusetts | 3 | 871 | 6,976,600 | 7,800 |
| Connecticut | 4 | 741 | 3,563,080 | 4,842 |
| Maryland | 5 | 618 | 6,083,120 | 9,707 |
| Delaware | 6 | 485 | 982,895 | 1,949 |
| New York | 7 | 420 | 19,440,500 | 47,126 |
| Florida | 8 | 378 | 21,993,000 | 53,625 |
| Pennsylvania | 9 | 286 | 12,820,900 | 44,743 |
| Ohio | 10 | 284 | 11,747,700 | 40,861 |
| California | 11 | 251 | 39,937,500 | 155,959 |
| Illinois | 12 | 231 | 12,659,700 | 55,519 |
| Hawaii | 13 | 222 | 1,412,690 | 6,423 |
| Virginia | 14 | 212 | 8,626,210 | 39,490 |
| North Carolina | 15 | 206 | 10,611,900 | 48,618 |
| Indiana | 16 | 184 | 6,745,350 | 35,826 |
| Georgia | 17 | 177 | 10,736,100 | 57,513 |
| Michigan | 18 | 175 | 10,045,000 | 56,539 |
| South Carolina | 19 | 162 | 5,210,100 | 30,061 |
| Tennessee | 20 | 160 | 6,897,580 | 41,235 |
| New Hampshire | 21 | 148 | 1,371,250 | 8,953 |
| Kentucky | 22 | 112 | 4,499,690 | 39,486 |
| Louisiana | 23 | 108 | 4,645,180 | 43,204 |
| Washington | 24 | 107 | 7,797,100 | 66,456 |
| Wisconsin | 25 | 106 | 5,851,750 | 54,158 |
| Texas | 26 | 105 | 29,472,300 | 261,232 |
| Alabama | 27 | 95 | 4,908,620 | 50,645 |
| Missouri | 28 | 88 | 6,169,270 | 68,742 |
| West Virginia | 29 | 76 | 1,778,070 | 24,038 |
| Minnesota | 30 | 68 | 5,700,670 | 79,627 |
| Vermont | 31 | 67 | 628,061 | 9,217 |
| Mississippi | 32 | 63 | 2,989,260 | 46,923 |
| Arizona | 33 | 60 | 7,378,490 | 113,594 |
| Arkansas | 34 | 57 | 3,039,000 | 52,035 |
| Oklahoma | 35 | 57 | 3,954,820 | 68,595 |
| Iowa | 36 | 55 | 3,179,850 | 55,857 |
| Colorado | 37 | 52 | 5,845,530 | 103,642 |
| Maine | 38 | 43 | 1,345,790 | 30,843 |
| Oregon | 39 | 41 | 4,301,090 | 95,988 |
| Utah | 40 | 36 | 3,282,120 | 82,170 |
| Kansas | 41 | 36 | 2,910,360 | 81,759 |
| Nevada | 42 | 26 | 3,139,660 | 109,781 |
| Nebraska | 43 | 24 | 1,952,570 | 76,824 |
| Idaho | 44 | 20 | 1,826,160 | 82,643 |
| New Mexico | 45 | 17 | 2,096,640 | 121,298 |
| South Dakota | 46 | 11 | 903,027 | 75,811 |
| North Dakota | 47 | 10 | 761,723 | 69,001 |
| Montana | 48 | 7 | 1,086,760 | 145,546 |
| Wyoming | 49 | 6 | 567,025 | 97,093 |
| Alaska | 50 | 1 | 734,002 | 570,641 |
Top 10 States with the highest population density
- New Jersey (1,218 residents per square mile)
- Rhode Island (1,021 residents per square mile)
- Massachusetts (871 residents per square mile)
- Connecticut (741 residents per square mile)
- Maryland (618 residents per square mile)
- Delaware (485 residents per square mile)
- New York (420 residents per square mile)
- Florida (378 residents per square mile)
- Pennsylvania (286 residents per square mile)
- Ohio (284 residents per square mile)
Top 10 States with the smallest population density
- Alaska (Population density: 1 people per square mile)
- Wyoming (Population density: 6 people per square mile)
- Montana (Population density: 7 people per square mile)
- North Dakota (Population density: 10 people per square mile)
- South Dakota (Population density: 11 people per square mile)
- New Mexico (Population density: 17 people per square mile)
- Idaho (Population density: 20 people per square mile)
- Nebraska (Population density: 24 people per square mile)
- Nevada (Population density: 26 people per square mile)
- Kansas (Population density: 36 people per square mile)
FAQ
✅ Which state has the most dense population?
New Jersey has the most dense population. Density: 1218 per square miles.
✅ Which US state has the lowest population density?
Alaska has the lowest population density. Density: 1 resident per square miles.