| Title | Category | Places | Record Count |
|---|---|---|---|
| 1930 United States Federal Census | Census & Voter Lists | USA | 124,450,859 |
| 1920 United States Federal Census | Census & Voter Lists | USA | 107,408,901 |
| 1910 United States Federal Census | Census & Voter Lists | USA | 93,399,001 |
| 1900 United States Federal Census | Census & Voter Lists | USA | 77,277,541 |
| 1880 United States Federal Census | Census & Voter Lists | USA | 50,475,325 |
| 1870 United States Federal Census | Census & Voter Lists | USA | 40,325,362 |
| Australian Electoral Rolls, 1903-1954 | Census & Voter Lists | Australia | 33,875,422 |
| 1901 England Census | Census & Voter Lists | England | 30,580,800 |
| 1860 United States Federal Census | Census & Voter Lists | USA | 27,483,658 |
| 1891 England Census | Census & Voter Lists | England | 27,096,333 |
| 1881 England Census | Census & Voter Lists | England | 24,766,872 |
| 1871 England Census | Census & Voter Lists | England | 21,396,275 |
| 1850 United States Federal Census | Census & Voter Lists | USA | 20,053,649 |
| 1861 England Census | Census & Voter Lists | England | 18,450,421 |
| 1851 England Census | Census & Voter Lists | England | 16,443,348 |
| 1841 England Census | Census & Voter Lists | England | 14,767,527 |
| Iowa State Census Collection, 1836-1925 | Census & Voter Lists | USA; Iowa | 9,549,935 |
| U.S. IRS Tax Assessment Lists, 1862-1918 | Census & Voter Lists | USA | 8,850,878 |
| Kansas State Census Collection, 1855-1925 | Census & Voter Lists | USA; Kansas | 8,238,269 |
| U.S. Indian Census Schedules, 1885-1940 | Census & Voter Lists | USA | 7,559,854 |
| 1911 Census of Canada | Census & Voter Lists | Canada | 7,223,678 |
| Minnesota Territorial and State Censuses, 1849-1905 | Census & Voter Lists | USA; Minnesota | 5,709,688 |
| 1901 Census of Canada | Census & Voter Lists | Canada | 5,343,565 |
| 1891 Census of Canada | Census & Voter Lists | Canada | 4,787,225 |
| 1901 Scotland Census | Census & Voter Lists | Scotland | 4,470,512 |
| 1881 Census of Canada | Census & Voter Lists | Canada | 4,281,168 |
| Florida State Census, 1867-1945 | Census & Voter Lists | USA; Florida | 4,131,298 |
| 1891 Scotland Census | Census & Voter Lists | Scotland | 3,973,948 |
| 1860 U.S. Federal Census - Slave Schedules | Census & Voter Lists | USA | 3,859,287 |
| 1881 Scotland Census | Census & Voter Lists | Scotland | 3,728,098 |
| 1871 Census of Canada | Census & Voter Lists | Canada | 3,512,253 |
| 1871 Scotland Census | Census & Voter Lists | Scotland | 3,365,758 |
| 1850 U.S. Federal Census - Slave Schedules | Census & Voter Lists | USA | 3,193,212 |
| 1861 Scotland Census | Census & Voter Lists | Scotland | 3,084,236 |
| Pennsylvania 1910 Miracode Index | Census & Voter Lists | USA; Pennsylvania | 3,015,682 |
| Slave Registers of former British Colonial Dependencies, 1812-1834 | Census & Voter Lists | United Kingdom; Ireland | 2,980,774 |
| 1861 Census of Canada | Census & Voter Lists | Canada | 2,935,737 |
| 1851 Scotland Census | Census & Voter Lists | Scotland | 2,921,840 |
| Wisconsin State Censuses, 1895 and 1905 | Census & Voter Lists | USA; Wisconsin | 2,690,489 |
| 1841 Scotland Census | Census & Voter Lists | Scotland | 2,594,717 |
| 1840 United States Federal Census | Census & Voter Lists | USA | 2,566,831 |
| 1901 Wales Census | Census & Voter Lists | Wales | 2,034,531 |
| Iowa State Census, 1895 | Census & Voter Lists | USA; Iowa | 1,934,349 |
| 1830 United States Federal Census | Census & Voter Lists | USA | 1,824,528 |
| Ohio 1910 Census Miracode Index | Census & Voter Lists | USA; Ohio | 1,824,391 |
| 1891 Wales Census | Census & Voter Lists | Wales | 1,760,112 |
| 1916 Canada Census of Manitoba, Saskatchewan, and Alberta | Census & Voter Lists | Canada; Alberta; Manitoba; Saskatchewan | 1,690,193 |
| 1881 Wales Census | Census & Voter Lists | Wales | 1,588,506 |
| New Jersey State Census, 1895 | Census & Voter Lists | USA; New Jersey | 1,553,838 |
| 1851 Census of Canada East, Canada West, New Brunswick, and Nova Scotia | Census & Voter Lists | Canada; New Brunswick; Nova Scotia; Ontario; Quebec | 1,487,802 |
| 1871 Wales Census | Census & Voter Lists | Wales | 1,412,693 |
| New York Census, 1790-1890 | Census & Voter Lists | USA; New York | 1,362,768 |
| North Dakota State Censuses, 1915 and 1925 | Census & Voter Lists | USA; North Dakota | 1,272,321 |
| Mecklenburg-Schwerin Census, 1900 | Census & Voter Lists | Germany | 1,229,016 |
| 1820 United States Federal Census | Census & Voter Lists | USA | 1,225,613 |
| U.S. Federal Census Mortality Schedules, 1850-1880 | Census & Voter Lists | USA | 1,204,387 |
| 1851 Wales Census | Census & Voter Lists | Wales | 1,168,790 |
| 1861 Wales Census | Census & Voter Lists | Wales | 1,146,439 |
| 1851 United Kingdom Census Sample | Census & Voter Lists | England; Scotland; Wales; Channel Islands; Isle of Man | 994,793 |
| 1841 Wales Census | Census & Voter Lists | Wales | 987,719 |
| 1890 Veterans Schedules | Census & Voter Lists | USA | 881,002 |
| 1810 United States Federal Census | Census & Voter Lists | USA | 826,307 |
| New Jersey Census, 1643-1890 | Census & Voter Lists | USA; New Jersey | 807,660 |
| 1906 Canada Census of Manitoba, Saskatchewan, and Alberta | Census & Voter Lists | Canada; Alberta; Manitoba; Saskatchewan | 804,734 |
| Kentucky 1910 Miracode Index | Census & Voter Lists | USA; Kentucky | 799,075 |
| Washington State and Territorial Censuses, 1857-1892 | Census & Voter Lists | USA; Washington | 772,245 |
| Virginia 1910 Census Miracode Index | Census & Voter Lists | USA; Virginia | 745,565 |
| Nebraska State Census, 1885 | Census & Voter Lists | USA; Nebraska | 737,606 |
| Ontario, Canada Voter Lists, 1867-1900 | Census & Voter Lists | Canada; Ontario | 732,643 |
| Illinois State Census Collection, 1825-1865 | Census & Voter Lists | USA; Illinois | 671,537 |
| Paris & Vicinity, France Electoral Rolls, 1891 | Census & Voter Lists | France | 643,778 |
| Mecklenburg-Schwerin Census, 1867 | Census & Voter Lists | Germany | 615,410 |
| California Voter Registrations, 1900-1968 | Census & Voter Lists | USA | 595,889 |
| 1800 United States Federal Census | Census & Voter Lists | USA | 539,319 |
| New York State Census Collection | Census & Voter Lists | New York | 509,164 |
| U.S. Federal Census Mortality Schedules Index | Census & Voter Lists | USA | 492,925 |
| Tennessee Census, 1810-91 | Census & Voter Lists | USA; Tennessee | 486,897 |
| Alabama State Census, 1820-1866 | Census & Voter Lists | USA; Alabama | 478,375 |
| Ohio Census, 1790-1890 | Census & Voter Lists | USA; Ohio | 472,914 |
| Iowa State Census 1885 | Census & Voter Lists | USA; Iowa | 411,324 |
| 1790 United States Federal Census | Census & Voter Lists | USA | 410,886 |
| Mecklenburg-Schwerin Census, 1819 | Census & Voter Lists | Germany | 406,887 |
| Ontario, Canada Census Index, 1871 | Census & Voter Lists | Canada; Ontario | 374,003 |
| Hawaii Census, 1900-10 | Census & Voter Lists | USA; Hawaii | 373,089 |
| Minnesota Census, 1835-90 | Census & Voter Lists | USA; Minnesota | 337,169 |
| Maryland Census, 1772-1890 | Census & Voter Lists | USA; Maryland | 332,937 |
| Belarus and Lithuania: Census & Family Lists from Various Districts, 1795-1900 | Census & Voter Lists | Belarus; Lithuania | 331,059 |
| Missouri State Census Collection, 1844-1881 | Census & Voter Lists | USA; Missouri | 315,589 |
| Michigan Census, 1827-70 | Census & Voter Lists | USA; Michigan | 299,144 |
| Florida State Census, 1885 | Census & Voter Lists | USA; Florida | 291,260 |
| Mississippi Census, 1805-90 | Census & Voter Lists | USA; Mississippi | 288,741 |
| U.S. Census Mortality Schedules, New York, 1850-1880 | Census & Voter Lists | USA; New York | 243,316 |
| Chicago Voter Registration, 1892 | Census & Voter Lists | USA; Illinois; Cook | 236,684 |
| U.S. Virgin Islands Census, 1835-1911 (Danish Period) | Census & Voter Lists | USA; Virgin Islands (US); St Croix; St John; St Thomas | 227,958 |
| Maine Census, 1800-90 | Census & Voter Lists | USA; Maine | 221,829 |
| Russia: Duma Voter Lists, 1906-1907 | Census & Voter Lists | Belarus; Latvia; Poland; Romania; Ukraine | 212,249 |
| Arkansas Census, 1819-70 | Census & Voter Lists | USA; Arkansas | 210,599 |
| Virginia Census, 1607-1890 | Census & Voter Lists | USA; Virginia | 197,777 |
| Colorado State Census, 1885 | Census & Voter Lists | USA; Colorado | 195,979 |
| Louisiana Census, 1791-1890 | Census & Voter Lists | USA; Louisiana | 188,900 |