OpenAddresses data is constantly improving through the efforts of our volunteer community. The table on this page shows the latest coverage details on a state-by-state basis in the United States. Puerto Rico and Washington D.C. are both counted as states.

Coverage Group
States are divided into two groups below: 19 states with complete land area coverage and 29 states with substantial coverage.
Land Area
Source coverage information is given as U.S. FIPS codes or simple point and polygon geometries.
Population Covered
Number of people covered by given U.S. FIPS codes or simple point and polygon geometries, according to 2011-2015 American Community Survey 5-Year Estimates from the U.S. Census.
Addresses per 1,000 People
We compare raw counts of address points in each country to Census adjusted population numbers.
State Coverage Group Land Area Covered Population Covered Addresses per 1,000 People
Colorado CO Complete 100% 268K km² 100% 5,278K people 824
Delaware DE Complete 100% 5.0K km² 100% 926K people 521
District of Columbia DC Complete 100% 158 km² 100% 647K people 456
Florida FL Complete 100% 139K km² 100% 19,644K people 1,470
Indiana IN Complete 100% 93K km² 100% 6,568K people 579
Kansas KS Complete 100% 212K km² 100% 2,892K people 805
Maine ME Complete 100% 80K km² 100% 1,329K people 556
Maryland MD Complete 100% 25K km² 100% 5,930K people 653
Massachusetts MA Complete 100% 20K km² 100% 6,704K people 614
Montana MT Complete 100% 377K km² 100% 1,014K people 1,492
New Jersey NJ Complete 100% 19K km² 100% 8,904K people 389
North Carolina NC Complete 100% 126K km² 100% 9,845K people 848
Puerto Rico PR Complete 100% 8.9K km² 100% 3,582K people 37
Rhode Island RI Complete 100% 2.7K km² 100% 1,053K people 460
Utah UT Complete 100% 213K km² 100% 2,903K people 447
Vermont VT Complete 100% 24K km² 100% 627K people 540
Virginia VA Complete 100% 102K km² 100% 8,256K people 693
Wisconsin WI Complete 100% 140K km² 100% 5,741K people 786
Wyoming WY Complete 100% 251K km² 100% 580K people 958
State Coverage Group Land Area Covered Population Covered Addresses per 1,000 People
Alabama AL Substantial 16.4% 21K km² 27.4% 1,324K people 745
Alaska AK Substantial 6.7% 98K km² 42.3% 310K people 708
Arizona AZ Substantial 36.1% 106K km² 80.0% 5,312K people 482
Arkansas AR Substantial 89.7% 121K km² 92.8% 2,744K people 600
California CA Substantial 66.5% 268K km² 75.2% 28,880K people 438
Connecticut CT Substantial 24.8% 3.1K km² 26.8% 962K people 276
Georgia GA Substantial 53.6% 80K km² 48.8% 4,887K people 787
Hawaii HI Substantial 37.1% 6.2K km² 86.3% 1,213K people 387
Idaho ID Substantial 17.3% 37K km² 29.1% 471K people 950
Illinois IL Substantial 26.2% 38K km² 41.7% 5,366K people 701
Kentucky KY Substantial 11.0% 11K km² 19.1% 840K people 1,327
Louisiana LA Substantial 34.7% 39K km² 43.2% 1,998K people 764
Michigan MI Substantial 8.7% 13K km² 23.3% 2,307K people 677
Minnesota MN Substantial 68.6% 141K km² 61.2% 3,318K people 642
Mississippi MS Substantial 13.6% 17K km² 19.7% 589K people 821
Missouri MO Substantial 11.8% 21K km² 27.1% 1,635K people 1,430
Nevada NV Substantial 44.4% 126K km² 75.1% 2,101K people 838
New Hampshire NH Substantial 6.0% 1.4K km² 17.6% 233K people 182
New York NY Substantial 95.7% 117K km² 65.1% 12,799K people 552
North Dakota ND Substantial 14.2% 25K km² 35.4% 255K people 784
Ohio OH Substantial 95.8% 101K km² 90.3% 10,452K people 544
Oklahoma OK Substantial 6.8% 12K km² 27.4% 1,056K people 834
Oregon OR Substantial 58.2% 145K km² 72.9% 2,871K people 921
Pennsylvania PA Substantial 66.8% 77K km² 66.6% 8,513K people 486
South Carolina SC Substantial 36.7% 29K km² 42.8% 2,046K people 762
South Dakota SD Substantial 9.5% 19K km² 15.6% 132K people 1,195
Tennessee TN Substantial 88.9% 95K km² 85.8% 5,579K people 696
Texas TX Substantial 6.3% 43K km² 20.5% 5,442K people 1,757
Washington WA Substantial 40.5% 70K km² 68.2% 4,766K people 593

American Community Survey (ACS) 5-Year Estimates

The American Community Survey (ACS) is an ongoing survey that provides vital information on a yearly basis about our nation and its people. Information from the survey generates data that help determine how more than $400 billion in federal and state funds are distributed each year.