FIPS Code | State | County name | 2003 urban influence code | Description | 2000 population |
|---|
| 29001 | MO | Adair County | 8 | Micropolitan not adjacent to a metro area | 24,977 |
| 29003 | MO | Andrew County | 2 | Small-in a metro area with fewer than 1 million residents | 16,492 |
| 29005 | MO | Atchison County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 6,430 |
| 29007 | MO | Audrain County | 5 | Micropolitan adjacent to a small metro area | 25,853 |
| 29009 | MO | Barry County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 34,010 |
| 29011 | MO | Barton County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 12,541 |
| 29013 | MO | Bates County | 1 | Large-in a metro area with at least 1 million residents or more | 16,653 |
| 29015 | MO | Benton County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 17,180 |
| 29017 | MO | Bollinger County | 8 | Micropolitan not adjacent to a metro area | 12,029 |
| 29019 | MO | Boone County | 2 | Small-in a metro area with fewer than 1 million residents | 135,454 |
| 29021 | MO | Buchanan County | 2 | Small-in a metro area with fewer than 1 million residents | 85,998 |
| 29023 | MO | Butler County | 8 | Micropolitan not adjacent to a metro area | 40,867 |
| 29025 | MO | Caldwell County | 1 | Large-in a metro area with at least 1 million residents or more | 8,969 |
| 29027 | MO | Callaway County | 2 | Small-in a metro area with fewer than 1 million residents | 40,766 |
| 29029 | MO | Camden County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 37,051 |
| 29031 | MO | Cape Girardeau County | 8 | Micropolitan not adjacent to a metro area | 68,693 |
| 29033 | MO | Carroll County | 4 | Noncore adjacent to a large metro area | 10,285 |
| 29035 | MO | Carter County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 5,941 |
| 29037 | MO | Cass County | 1 | Large-in a metro area with at least 1 million residents or more | 82,092 |
| 29039 | MO | Cedar County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 13,733 |
| 29041 | MO | Chariton County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 8,438 |
| 29043 | MO | Christian County | 2 | Small-in a metro area with fewer than 1 million residents | 54,285 |
| 29045 | MO | Clark County | 8 | Micropolitan not adjacent to a metro area | 7,416 |
| 29047 | MO | Clay County | 1 | Large-in a metro area with at least 1 million residents or more | 184,006 |
| 29049 | MO | Clinton County | 1 | Large-in a metro area with at least 1 million residents or more | 18,979 |
| 29051 | MO | Cole County | 2 | Small-in a metro area with fewer than 1 million residents | 71,397 |
| 29053 | MO | Cooper County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 16,670 |
| 29055 | MO | Crawford County | 4 | Noncore adjacent to a large metro area | 22,804 |
| 29057 | MO | Dade County | 7 | Noncore adjacent to a small metro and does not contain a town of at least 2,500 residents | 7,923 |
| 29059 | MO | Dallas County | 2 | Small-in a metro area with fewer than 1 million residents | 15,661 |
| 29061 | MO | Daviess County | 4 | Noncore adjacent to a large metro area | 8,016 |
| 29063 | MO | DeKalb County | 2 | Small-in a metro area with fewer than 1 million residents | 11,597 |
| 29065 | MO | Dent County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 14,927 |
| 29067 | MO | Douglas County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 13,084 |
| 29069 | MO | Dunklin County | 8 | Micropolitan not adjacent to a metro area | 33,155 |
| 29071 | MO | Franklin County | 1 | Large-in a metro area with at least 1 million residents or more | 93,807 |
| 29073 | MO | Gasconade County | 4 | Noncore adjacent to a large metro area | 15,342 |
| 29075 | MO | Gentry County | 7 | Noncore adjacent to a small metro and does not contain a town of at least 2,500 residents | 6,861 |
| 29077 | MO | Greene County | 2 | Small-in a metro area with fewer than 1 million residents | 240,391 |
| 29079 | MO | Grundy County | 11 | Noncore not adjacent to a metro/micro area and contains a town of 2,500 or more residents | 10,432 |
| 29081 | MO | Harrison County | 11 | Noncore not adjacent to a metro/micro area and contains a town of 2,500 or more residents | 8,850 |
| 29083 | MO | Henry County | 4 | Noncore adjacent to a large metro area | 21,997 |
| 29085 | MO | Hickory County | 7 | Noncore adjacent to a small metro and does not contain a town of at least 2,500 residents | 8,940 |
| 29087 | MO | Holt County | 7 | Noncore adjacent to a small metro and does not contain a town of at least 2,500 residents | 5,351 |
| 29089 | MO | Howard County | 2 | Small-in a metro area with fewer than 1 million residents | 10,212 |
| 29091 | MO | Howell County | 8 | Micropolitan not adjacent to a metro area | 37,238 |
| 29093 | MO | Iron County | 4 | Noncore adjacent to a large metro area | 10,697 |
| 29095 | MO | Jackson County | 1 | Large-in a metro area with at least 1 million residents or more | 654,880 |
| 29097 | MO | Jasper County | 2 | Small-in a metro area with fewer than 1 million residents | 104,686 |
| 29099 | MO | Jefferson County | 1 | Large-in a metro area with at least 1 million residents or more | 198,099 |
| 29101 | MO | Johnson County | 3 | Micropolitan adjacent to a large metro area | 48,258 |
| 29103 | MO | Knox County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 4,361 |
| 29105 | MO | Laclede County | 5 | Micropolitan adjacent to a small metro area | 32,513 |
| 29107 | MO | Lafayette County | 1 | Large-in a metro area with at least 1 million residents or more | 32,960 |
| 29109 | MO | Lawrence County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 35,204 |
| 29111 | MO | Lewis County | 8 | Micropolitan not adjacent to a metro area | 10,494 |
| 29113 | MO | Lincoln County | 1 | Large-in a metro area with at least 1 million residents or more | 38,944 |
| 29115 | MO | Linn County | 11 | Noncore not adjacent to a metro/micro area and contains a town of 2,500 or more residents | 13,754 |
| 29117 | MO | Livingston County | 4 | Noncore adjacent to a large metro area | 14,558 |
| 29119 | MO | McDonald County | 2 | Small-in a metro area with fewer than 1 million residents | 21,681 |
| 29121 | MO | Macon County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 15,762 |
| 29123 | MO | Madison County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 11,800 |
| 29125 | MO | Maries County | 7 | Noncore adjacent to a small metro and does not contain a town of at least 2,500 residents | 8,903 |
| 29127 | MO | Marion County | 8 | Micropolitan not adjacent to a metro area | 28,289 |
| 29129 | MO | Mercer County | 12 | Noncore not adjacent to a metro/micro area and does not contain a town of at least 2,500 residents | 3,757 |
| 29131 | MO | Miller County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 23,564 |
| 29133 | MO | Mississippi County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 13,427 |
| 29135 | MO | Moniteau County | 2 | Small-in a metro area with fewer than 1 million residents | 14,827 |
| 29137 | MO | Monroe County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 9,311 |
| 29139 | MO | Montgomery County | 4 | Noncore adjacent to a large metro area | 12,136 |
| 29141 | MO | Morgan County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 19,309 |
| 29143 | MO | New Madrid County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 19,760 |
| 29145 | MO | Newton County | 2 | Small-in a metro area with fewer than 1 million residents | 52,636 |
| 29147 | MO | Nodaway County | 5 | Micropolitan adjacent to a small metro area | 21,912 |
| 29149 | MO | Oregon County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 10,344 |
| 29151 | MO | Osage County | 2 | Small-in a metro area with fewer than 1 million residents | 13,062 |
| 29153 | MO | Ozark County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 9,542 |
| 29155 | MO | Pemiscot County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 20,047 |
| 29157 | MO | Perry County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 18,132 |
| 29159 | MO | Pettis County | 3 | Micropolitan adjacent to a large metro area | 39,403 |
| 29161 | MO | Phelps County | 8 | Micropolitan not adjacent to a metro area | 39,825 |
| 29163 | MO | Pike County | 4 | Noncore adjacent to a large metro area | 18,351 |
| 29165 | MO | Platte County | 1 | Large-in a metro area with at least 1 million residents or more | 73,781 |
| 29167 | MO | Polk County | 2 | Small-in a metro area with fewer than 1 million residents | 26,992 |
| 29169 | MO | Pulaski County | 8 | Micropolitan not adjacent to a metro area | 41,165 |
| 29171 | MO | Putnam County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 5,223 |
| 29173 | MO | Ralls County | 8 | Micropolitan not adjacent to a metro area | 9,626 |
| 29175 | MO | Randolph County | 5 | Micropolitan adjacent to a small metro area | 24,663 |
| 29177 | MO | Ray County | 1 | Large-in a metro area with at least 1 million residents or more | 23,354 |
| 29179 | MO | Reynolds County | 12 | Noncore not adjacent to a metro/micro area and does not contain a town of at least 2,500 residents | 6,689 |
| 29181 | MO | Ripley County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 13,509 |
| 29183 | MO | St. Charles County | 1 | Large-in a metro area with at least 1 million residents or more | 283,883 |
| 29185 | MO | St. Clair County | 4 | Noncore adjacent to a large metro area | 9,652 |
| 29186 | MO | Ste. Genevieve County | 4 | Noncore adjacent to a large metro area | 17,842 |
| 29187 | MO | St. Francois County | 3 | Micropolitan adjacent to a large metro area | 55,641 |
| 29189 | MO | St. Louis County | 1 | Large-in a metro area with at least 1 million residents or more | 1,016,315 |
| 29195 | MO | Saline County | 3 | Micropolitan adjacent to a large metro area | 23,756 |
| 29197 | MO | Schuyler County | 8 | Micropolitan not adjacent to a metro area | 4,170 |
| 29199 | MO | Scotland County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 4,983 |
| 29201 | MO | Scott County | 8 | Micropolitan not adjacent to a metro area | 40,422 |
| 29203 | MO | Shannon County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 8,324 |
| 29205 | MO | Shelby County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 6,799 |
| 29207 | MO | Stoddard County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 29,705 |
| 29209 | MO | Stone County | 5 | Micropolitan adjacent to a small metro area | 28,658 |
| 29211 | MO | Sullivan County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 7,219 |
| 29213 | MO | Taney County | 5 | Micropolitan adjacent to a small metro area | 39,703 |
| 29215 | MO | Texas County | 9 | Noncore adjacent to micro area and contains a town of 2,500- 9,999 residents | 23,003 |
| 29217 | MO | Vernon County | 11 | Noncore not adjacent to a metro/micro area and contains a town of 2,500 or more residents | 20,454 |
| 29219 | MO | Warren County | 1 | Large-in a metro area with at least 1 million residents or more | 24,525 |
| 29221 | MO | Washington County | 1 | Large-in a metro area with at least 1 million residents or more | 23,344 |
| 29223 | MO | Wayne County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 13,259 |
| 29225 | MO | Webster County | 2 | Small-in a metro area with fewer than 1 million residents | 31,045 |
| 29227 | MO | Worth County | 10 | Noncore adjacent to micro area and does not contain a town of at least 2,500 residents | 2,382 |
| 29229 | MO | Wright County | 6 | Noncore adjacent to a small metro with town of at least 2,500 residents | 17,955 |
| 29510 | MO | St. Louis city | 1 | Large-in a metro area with at least 1 million residents or more | 348,189 |