1820 US Federal Census
0001 CT Fairfield and Litchfield Counties
0002 CT Hartford, Middlesex, New London, and Tolland Counties
0003 CT New Haven and Windham Counties
0004 DE Entire state
0005 DC Entire district
0006 GA Appling, Baldwin, Emanuel, Habersham, Hall, Irwin, and Jasper Counties
0007 GA Bryan, Bulloch, Columbia, Early, Glynn, Effingham, Hancock, Jones, Lincoln, Oglethorpe, Richmond, Screven, and Warren Counties
0008 GA Burke, Camden, Chatham, Clarke, Elbert, Greene, Gwinnett, Jackson, and Liberty Counties
0009 GA Laurens, Mclntosh, Madison, Montgomery, Pulaski, Putnam, Tattnall, Washington, Wayne, Wilkes, and Wilkerson Counties
0010 GA Jefferson, Morgan, Telfair, and Walton Counties
0011 IL Alexander, Edwards, Franklin, Gallatin, Jackson, Jefferson, Johnson, Madison, Union, Wayne, and White Counties
0012 IL Bond, Clark, Crawford, Monroe, Pope, Randolph, St. Clair, and Washington Counties
0013 IN Clark, Dearborn, Floyd, Franklin, Gibson, Jackson, Jefferson, Pike, Posey, and Randolph Counties
0014 IN Crawford, Delaware, Dubois, Harrison, Jennings, Knox, Lawrence, Martin, Monroe, Orange, Owen, Perry, Scott, Switzerland, Vanderburgh, Vigo, Wabash, and Washington Counties
0015 IN Fayette, Ripley, Spencer, Sullivan,Warrick, and Wayne Counties
0016 KY Adair, Allen, Bath, Breckinridge, and Butler Counties
0017 KY Barren, Estill, Fayette, Gallatin, Grant, and Hart Counties
0018 KY Boone, Bourbon, Bullitt, and Casey Counties
0019 KY Bracken, Caldwell, Clark, Clay, Cumberland, and Nelson Counties
0020 KY Campbell, Christian, Green, Lewis, Nicholas, Muhlenberg, and Union Counties
0021 KY Daviess, Fleming, Garrard, Grayson, and Greenup Counties
0022 KY Floyd, Franklin, and Henry Counties
0023 KY Hardin, Harlan, Harrison, Hopkins, and Knox Counties
0024 KY Henderson, Jefferson, Jessamine, Owen, and Shelby Counties
0025 KY Lincoln, Madison, Monroe, and Montgomery Counties
0026 KY Livingston, Logan, Mason, Mercer, and Todd Counties
0027 KY Ohio, Pendleton, Pulaski, Rockcastle, and Scott Counties
0028 KY Simpson, Warren, Wayne, and Whitley Counties
0029 KY Trigg, Washington, and Woodford Counties
0030 LA Ascension, Assumption, Lafourche, St. Bernard, St. Charles, St. Helena, St. Jacques, St. John the Baptist, and St. Landry Parishes
0031 LA Avoyelles, Catahoula, Concordia, Feliciana, Iberville, West Baton Rouge, Natchitoches, Ouachita, Pointe Coupee, Rapides, St. Mary, St. Martin, St. Tammany, and Washington Parishes
0032 LA East Baton Rouge Parish, New Orleans City, and Orleans and Plaquemines Parishes
0033 ME Cumberland County (part)
0034 ME Cumberland (part) and Hancock Counties
0035 ME Kennebec County
0036 ME Lincoln County
0037 ME Oxford and Washington Counties
0038 ME Penobscot and Somerset Counties
0039 ME York County
0040 MD Allegany, Calvert, Caroline, Cecil, and Charles Counties
0041 MD Baltimore and Anne Arundel Counties
0042 MD City of Baltimore
0043 MD Dorchester and Frederick Counties
0044 MD Harford, Kent, Montgomery, and Prince Georges Counties
0045 MD Queen Annes, St. Mary's, and Somerset Counties
0046 MD Talbot, Washington, and Worcester Counties
0047 MA Barnstable, Bristol, and Dukes Counties
0048 MA Berkshire and Hampden Counties
0049 MA Essex County
0050 MA Franklin, Hampshire and Plymouth Counties
0051 MA Middlesex County
0052 MA Nantucket and Norfolk Counties
0053 MA Suffolk County
0054 MA Worcester County (part)
0055 MA Worcester County (part)
0056 MI Michilimackinac, Brown, Crawford, Monroe, and Macomb Counties
0057 MS Adams, Amite, Franklin, Greene, Lawrence, Marion, Perry, and Wayne Counties
0058 MS Claiborne, Covington, Hancock, Jackson, Jefferson, Monroe, Pike, Warren, and Wilkinson Counties
0059 NH Cheshire and Coos Counties
0060 NH Rockingham County
0061 NH Hillsboro and Stratford Counties and State recapitulation
0062 NY Ontario County
0063 NY Albany and Montgomery Counties
0064 NY Allegany, Greene, Kings, and Orange Counties
0065 NY Broome, Delaware, Richmond, Schenectady, and Schoharie Counties
0066 NY Cattaraugus, Chautauqua, Chenango, Clinton, Cortland, and Franklin Counties
0067 NY Herkimer and Onondago Counties
0068 NY Cayuga and Rensselaer Counties
0069 NY Essex and Niagara Counties
0070 NY Columbia County
0071 NY Dutchess and Sullivan Counties
0072 NY Genesee, Hamilton, and Jefferson Counties
0073 NY Madison and Oneida Counties
0074 NY Otsego, Steuben, and Suffolk Counties
0075 NY Lewis, Seneca, and Westchester Counties
0076 NY Tompkins, Ulster, Warren, and Washington Counties
0077 NY NewYork County (NewYork City, wards 1-7)
0078 NY New York (New York City, wards 8-10), Queens, and Rockland Counties
0079 NY Oswego, Putnam, St. Lawrence, Saratoga, and Tioga Counties
0080 NC Anson, Buncombe, Cabarrus, Duplin, Haywood, Iredell, Johnston, Lenoir, Moore, Onslow, Rutherford, and Washington Counties
0081 NC Ashe, Caswell, Chowan, Perquimans, Richmond, Rowan, and Tyrrell Counties
0082 NC Beaufort, Bertie, Bladen, Chatham, Greene, Orange, Person, Pitt, Rockingham, Surry, and Warren Counties
0083 NC Burke, Carteret, Cumberland, Hyde, Jones, Lincoln, Nash, Wayne, and Wilkes Counties
0084 NC Brunswick, Camden, Columbus, Craven, Edgecombe, Gates, Mecklenburg, New Hanover, Pasquotank, Robeson, and Stokes Counties
0085 NC Granville, Guilford, Halifax, Hertford, Northampton, and Sampson Counties
0086 OH Adams, Athens, Belmont, Brown, and Champaign Counties
0087 OH Ashtabula, Butler, Fairfield, Hamilton, and Warren Counties
0088 OH Clark, Coshocton, Gallia, Hocking, Huron, Knox, Lawrence, Meigs, and Monroe Counties
0089 OH Clermont, Darke, Mercer, Delaware, Jackson, Pickaway, Pike, and Trumbull Counties
0090 OH Clinton, Cuyahoga, Logan, Hardin, and Medina Counties
0091 OH Columbiana, Geauga, Green, Guernsey, and Jefferson Counties
0092 OH Fayette, Highland, Morgan, Muskingum, Richland, and Ross Counties
0093 OH Harrison and Wayne Counties
0094 OH Licking, Madison, Miami, Montgomery, Sandusky, Stark, and Union Counties
0095 OH Perry, Portage, Preble, Scioto, Shelby,Tuscarawas, and Washington Counties, and State recapitulation
0096 PA Adams, Beaver, and Chester Counties
0097 PA Allegheny and Armstrong Counties
0098 PA Bedford, Bradford, Butler, Cambria, Centre, Clearfield, and Greene Counties
0099 PA Berks and Bucks (part) Counties
0100 PA Bucks (part) and Montgomery Counties
0101 PA Columbia, Crawford, and Franklin Counties
0102 PA Cumberland, Dauphin, Erie, and Mifflin Counties
0103 PA Delaware and Fayette Counties
0104 PA Huntington, Lehigh, Northampton, and Perry Counties
0105 PA Indiana, Jefferson, Lebanon, and Luzerne Counties
0106 PA Lancaster County
0107 PA Northumberland, Lycoming, Mercer, McKean, and Potter Counties
0108 PA Philadelphia
0109 PA Philadelphia County (part)
0110 PA Philadelphia County (part)
0111 PA Pike, Schuylkill, and Somerset Counties
0112 PA Susquehanna, Wayne, and Westmoreland Counties
0113 PA Tioga, Union, Warren, and Washington Counties
0114 PA Venango and York Counties and State recapitulation
0115 RI Bristol and Washington Counties
0116 RI Kent and Newport Counties
0117 RI Providence County
0118 SC Abbeville, Colleton, Darlington, Edgefield, Fairfield, Lancaster, and Orangeburg Counties
0119 SC Barnwell, Charleston, Chesterfield, Horry, and Kershaw Counties
0120 SC Beaufort, Chester, Georgetown, Greenville, Pendleton, Spartanburg, and Williamsburg Counties
0121 SC Laurens, Lexington, Marion, Marlboro, Richland, Sumter, Union, and York Counties
0122 TN Bedford, Davidson, Hardin, Hickman, Humphreys, Montgomery, Overton, Perry, Warren, Wayne, White, and Wilson Counties
0123 TN Dickson, Franklin, Jackson, Lawrence, and Lincoln Counties
0124 TN Giles, Maury, Rutherford, Shelby, Stewart, and Sumner Counties
0125 TN Robertson, Smith, and Williamson Counties
0126 VT Addison, Bennington, Grand Isle, and Rutland Counties
0127 VT Caledonia, Chittenden, Essex, Franklin, Orange, and Orleans Counties
0128 VT Washington, Windham, and Windsor Counties
0129 VA Accomack, Bath, Berkeley, Campbell, Caroline, and Chesterfield Counties
0130 VA Albemarle, Botetourt, Cabell, Cumberland, Giles, Lee, Mecklenburg, Montgomery, Nelson, Nicholas, Northampton, Preston, Prince William, Randolph, and Rockbridge Counties
0131 VA Amelia, Amherst, Grayson, Halifax, Madison, Norfolk (excluding the borough of Norfolk), and Prince Edward Counties, and the city of Richmond
0132 VA Augusta, Brooke, Buckingham, Greenbrier, Henrico (exclud- ing the city of Richmond), and Isle of Wight Counties
0133 VA Bedford, Culpeper, Elizabeth City, Lancaster, Lewis, Monroe, New Kent, Richmond, and Tazewell Counties
0134 VA Brunswick, Fluvanna, Jefferson, King George, and Princess Anne Counties
0135 VA Charles City, Powhatan, Prince George, Spotsylvania, Sussex, and Westmoreland Counties, city of Williamsburg, and York County
0136 VA Charlotte, Fauquier, Franklin, Gloucester, Hampshire, and King William Counties
0137 VA Dinwiddie (excluding the town of Petersburg), Essex, Fairfax, Hardy, James City (excluding the city of Williamsburg), Loudoun, and Lunenburg Counties
0138 VA Frederick, Hanover, Harrison, Mason, Shenandoah, Warwick, and Wood Counties
0139 VA Goochland, Henry, Louisa, and Nansemond Counties, the town of Petersburg, and Rockingham, Scott, and Wythe Counties
0140 VA Greensville, Ohio, Pendleton, Pittsylvania, and Tyler Counties
0141 VA Morgan, Northumberland, Nottoway, Orange, Patrick, Russell, Stafford, and Washington Counties
0142 VA Kanawha, King and Queen, Mathews, Middlesex, and Monongalia Counties, the borough of Norfolk, and Southampton and Surry Counties