This is a crosspost from Conservative-Truths.
According to the U.S. Census Bureau, Statistical Abstract of the United States: 2012 the average Fertility Rate in the United States in 2009 was 66.7%. 16 out of 22 Conservative States had a higher than average Fertility Rate (73% of Conservative States) versus 7 out of 29 Liberal States that had a higher than average Fertility Rate (24% of Liberal States). The highest Fertility Rate in the country is found in Utah with 88.4%. The lowest Fertility Rate in the country is found in Vermont with 50.8%.
Conservative
Alaska
Arizona
Arkansas
Georgia
Idaho
Kansas
Louisiana
Mississippi
Montana
Nebraska
North Dakota
Oklahoma
South Dakota
Texas
Utah
Wyoming
Liberal
California
Colorado
Hawaii
Indiana
Iowa
Nevada
New Mexico
Source: 2012-2-vitstat.pdf No. 82