Any county not listed for this state is $37 unless otherwise indicated. 1840 Census Iowa - $37 each county 1850 Census Iowa - $37 each county 1860 Census Iowa - $37 each county except for the following: $57 each for the counties of Clinton, Crawford, Dallas, Davis, Decatur, Delaware, Des Moines, Dickinson, Iowa, Jasper, Jefferson, Jones, Kossuth, Lee, Lucas, Madison, Mahaska, Manona, Marion, Marshall, Polk, Pottawattamie, Washington, Wayne $97 each for the counties of Clayton, Bubuque, Henry, Jackson, Johnson, Keokuk, Louisa, Linn, Scott, Warren, Wapello 1870 Census Iowa - $37 each county except for the following: $57 each for the counties of: Appanoose, Audubon, Boone, Bremer, Clarke, Clay, Crawford, Dallas, Davis, Decatur, Des Moines, Dickinson, Emmet, Fayette, Harrison, Henry, Jasper, Keokuk, Kossuth, Mills, Mitchell, Monona, Monroe, Montgomery, Muscatine, O'Brien, Page, Wayne, Webster, Winnebago, Winneshiek $97 each for the counties of: Benton, Black Hawk, Clayton, Jackson, Jefferson, Johnson, Jones, Linn, Madison, Mahaska, Marion, Marshall, Pottawattamie, Scott, Wapello, Warren, Washington $147 each for the counties of: Clinton, Dubuque, Lee 1880 Census Iowa - $37 each county except as follows: $27 each for the counties of: Bremer, Floyd $47 each for the counties of: Jones, Poweshiek $57 each for the counties of: Benton, Blackhawk, Dubuque, Emmet, Jefferson, Johnson, Lee, Louisa, Linn, Lucas, Lyon, Madison, Marion, Scott, Story, Tama, Taylor, Union, Van Buren, Wapello $97 each for the counties of: Clinton, Fayette, Mahaska, Marshall, Sac $197 each for the counties of: Polk, Pottawattamie OR $22 each Enumeration District (EDs) 1900 Census Iowa - $37 each county except as follows: $57 each for the counties of Benton, Boone, Brewer, Buena Vista, Buchanan, Butler, Calhoun, Carroll, Cass, Cedar, Clayton, Crawford, Des Moines, Dickinson, Fayette, Franklin, Hamilton, Hardin, Harrison, Henry, Iowa, Jackson, Jasper, Jefferson, Johnson, Jones, Keokuk, Louisa, Madison, Mahaska, Marion, Marshall, Monona, Monroe, Montgomery, Muscatine, Plymouth, Pottawattamie, Shelby, Sioux, Story, Tama, Taylor, Union, Vanburen, Warren, Webster, Winneshiek, Woodbury, Worth, Wright $97 each for the counties of: Blackhawk, Clinton, Kossuth, Lee, Linn, Polk, Poweshiek, Scott, Wapello, Winnebago, Woodbury $197 for the county of Dubuque 1910 Census Iowa - $37 each county except for the following: $57 each for the counties of: Appanoose, Blackhawk, Harrison, Henry, Jasper, Lee, Louisa, Lucas, Marion, Mitchell, Montgomery, Muscatine, Plymouth, Poweshiek, Sac, Story, Tama, Warren, Wapello, Webster, Woodbury, Worth, Wright $97 each for the counties of: Boone, Clinton, Des Moines, Linn, Pottawattamie, Scott, Winnebago, Winneshiek, Woodbury $197 for the county of: Polk 1920 Census Iowa - $37 each county except for the following: $57 each for the counties of: Boone, Buchanan, Clinton, Hamilton, Jasper, Johnson, Lee, Mahaska, Marshall, Wapello, Webster $97 each for the counties of: Black Hawk, Dubuque, Pottawattamie $147 each for the counties of: Linn, Scott $247 for the county of: Woodbury Polk Cty. & City of Des Moines - $397 (use "Comments" to get info on reducing cost of populous areas)