| 1 | Mary Ridge | 8,329 |
| 2 | Camp Wyman | 7,710 |
| 3 | Town and Country city (southwest) | 7,671 |
| 4 | Frontenac (south) | 7,496 |
| 5 | Old Jamestown | 7,477 |
| 6 | Allenton | 7,424 |
| 7 | Old Town Florissant (southeast) | 7,376 |
| 8 | Pettys Hill (southwest) | 7,183 |
| 9 | Vigus (east-northeast) | 7,034 |
| 10 | Glasgow Village | 6,944 |
| 11 | Clayton city (east) | 6,904 |
| 12 | Pond | 6,862 |
| 13 | Old Town Florissant (north-northwest) | 6,792 |
| 14 | Chesterfield city (south 1) | 6,767 |
| 15 | Larimore (west) | 6,748 |
| 16 | Black Jack (south) | 6,740 |
| 17 | Ballwin city (east) | 6,736 |
| 18 | Fernridge (south-southwest) | 6,701 |
| 19 | Ballwin city (north-northeast) | 6,587 |
| 20 | Ballwin city (southwest) | 6,516 |
| 21 | Grover (north-northeast) | 6,444 |
| 22 | Chesterfield city (northwest) | 6,382 |
| 23 | Manchester city (west-southwest) | 6,356 |
| 24 | Shoveltown | 6,351 |
| 25 | Robertson (north-northwest) | 6,285 |
| 26 | Ellisville city (north) | 6,262 |
| 27 | Unincorporated (south-southeast 2) | 6,242 |
| 28 | Centaur | 6,217 |
| 29 | Old Town Florissant (west) | 6,167 |
| 30 | Shrewsbury (southwest) | 6,132 |
| 31 | Glendale | 6,111 |
| 32 | Ivory (west) | 6,089 |
| 33 | Sunset Hills city (south-southeast) | 6,085 |
| 34 | Ballwin city (north) | 6,077 |
| 35 | Bellefontaine Neighbors city (northeast) | 6,067 |
| 36 | Chesterfield city (west-northwest) | 6,056 |
| 37 | Town and Country city (east-southeast) | 5,975 |
| 38 | Green Park | 5,953 |
| 39 | Robertson (east-southeast) | 5,926 |
| 40 | Wilbur Park | 5,828 |
| 41 | Ladue (north) | 5,805 |
| 42 | Ballwin city (west-southwest) | 5,769 |
| 43 | University City (northwest) | 5,720 |
| 44 | Mattese (north) | 5,714 |
| 45 | Vigus (northeast) | 5,691 |
| 46 | Fernridge (north) | 5,682 |
| 47 | Fernridge (east-northeast) | 5,654 |
| 48 | Robertson (east-northeast) | 5,575 |
| 49 | Clayton city (west-northwest) | 5,563 |
| 50 | Ladue (south) | 5,521 |
| 51 | Grantwood Village | 5,506 |
| 52 | Manchester city (east-southeast) | 5,495 |
| 53 | Affton CDP (northwest) | 5,451 |
| 54 | Chesterfield city (east 1) | 5,438 |
| 55 | Ivory (north-northeast) | 5,361 |
| 56 | Old Town Florissant (north) | 5,340 |
| 57 | Cliff Cave (north) | 5,334 |
| 58 | Grover (south-southwest) | 5,331 |
| 59 | Saint John | 5,318 |
| 60 | Valley Park (west) | 5,317 |
| 61 | Fernridge (west) | 5,278 |
| 62 | Cliff Cave (south-southeast) | 5,251 |
| 63 | Crestwood city (southeast) | 5,232 |
| 64 | Unincorporated (southwest) | 5,223 |
| 65 | Mattese (south-southwest) | 5,188 |
| 66 | Olivette (south) | 5,168 |
| 67 | Black Jack (northeast) | 5,165 |
| 68 | Vigus (south-southeast) | 5,143 |
| 69 | St. Ann city (west) | 5,131 |
| 70 | Berdell Hills | 5,109 |
| 71 | Robertson (west-northwest) | 5,093 |
| 72 | Benbush (west-southwest) | 5,031 |
| 73 | Cross Keys (west) | 5,001 |
| 74 | Glencoe (southeast) | 4,988 |
| 75 | Fenton (south-southwest) | 4,970 |
| 76 | Brentwood city (west) | 4,966 |
| 77 | Ballwin city (south-southeast) | 4,960 |
| 78 | Cliff Cave (west) | 4,959 |
| 79 | Fox Creek | 4,955 |
| 80 | Black Jack (south-southeast) | 4,936 |
| 81 | Barretts (north-northwest) | 4,872 |
| 82 | Glencoe (northwest) | 4,850 |
| 83 | Cross Keys (south-southeast 2) | 4,842 |
| 84 | Windsor Springs (north-northeast) | 4,842 |
| 85 | Chesterfield city (east 2) | 4,806 |
| 86 | Shrewsbury (south) | 4,786 |
| 87 | Sunset Hills city (north-northeast) | 4,777 |
| 88 | Ferguson city (east-southeast) | 4,692 |
| 89 | Cross Keys (north-northwest) | 4,687 |
| 90 | Affton CDP (south-southeast) | 4,677 |
| 91 | Ferguson city (west-northwest) | 4,675 |
| 92 | Woodbine Height (east-northeast) | 4,671 |
| 93 | Olivette (north) | 4,660 |
| 94 | Berkeley (south) | 4,649 |
| 95 | Old Town Florissant (south-southwest) | 4,623 |
| 96 | Cliff Cave (east-northeast) | 4,607 |
| 97 | Cross Keys (southeast) | 4,591 |
| 98 | Woodbine Height (north-northwest) | 4,587 |
| 99 | Cross Keys (northwest) | 4,566 |
| 100 | Musicks Ferry | 4,476 |
| 101 | Overland city (northeast) | 4,449 |
| 102 | Benbush (north-northeast) | 4,363 |
| 103 | White House (south-southwest) | 4,310 |
| 104 | University City (south-southeast) | 4,306 |
| 105 | Ascalon (south) | 4,272 |
| 106 | Hillsdale | 4,268 |
| 107 | Hazelwood city | 4,247 |
| 108 | Pattonville | 4,245 |
| 109 | Unincorporated (south-southeast 1) | 4,234 |
| 110 | Shrewsbury city (south) | 4,219 |
| 111 | White House (east) | 4,175 |
| 112 | Maplewood (south) | 4,159 |
| 113 | Manchester city (north) | 4,147 |
| 114 | Bellefontaine Neighbors city (south) | 4,115 |
| 115 | Shrewsbury (northeast 1) | 4,109 |
| 116 | Fenton (north-northeast) | 4,087 |
| 117 | Concord CDP (north) | 4,058 |
| 118 | Cliff Cave (south) | 4,049 |
| 119 | St. Ann city (east-northeast) | 4,044 |
| 120 | Jennings city (south) | 3,996 |
| 121 | Vigus (south-southwest) | 3,988 |
| 122 | Windsor Springs (south-southwest) | 3,967 |
| 123 | Cross Keys (east) | 3,940 |
| 124 | Normandy | 3,931 |
| 125 | Luxemburg (east-northeast) | 3,922 |
| 126 | Unincorporated (east-northeast) | 3,919 |
| 127 | Crestwood city (north) | 3,915 |
| 128 | Concord CDP (east-northeast) | 3,911 |
| 129 | Shrewsbury (north) | 3,904 |
| 130 | Luxemburg (west-southwest) | 3,902 |
| 131 | Sunset Hills city (west) | 3,862 |
| 132 | Bel-Ridge | 3,850 |
| 133 | Valley Park (northeast) | 3,846 |
| 134 | Castle Point | 3,833 |
| 135 | Overland city (southwest) | 3,823 |
| 136 | Ferguson city (east) | 3,803 |
| 137 | Affton CDP (north-northeast) | 3,781 |
| 138 | Mattese (east-northeast 1) | 3,774 |
| 139 | Northwoods | 3,758 |
| 140 | Fernridge (east-southeast) | 3,747 |
| 141 | Jennings city (east-northeast) | 3,743 |
| 142 | Ferguson city (north) | 3,733 |
| 143 | Richmond Heights (east-southeast 1) | 3,700 |
| 144 | Vinita Park | 3,696 |
| 145 | Ascalon (northeast) | 3,678 |
| 146 | White House (north) | 3,656 |
| 147 | Concord CDP (southwest) | 3,581 |
| 148 | Ellisville city (south) | 3,580 |
| 149 | Spanish Lake (west) | 3,579 |
| 150 | Affton CDP (south-southwest) | 3,564 |
| 151 | St. Ann city (north) | 3,550 |
| 152 | Black Jack (north-northwest) | 3,549 |
| 153 | Larimore (east) | 3,543 |
| 154 | Riverview | 3,522 |
| 155 | Grover (east-northeast) | 3,504 |
| 156 | Concord CDP (south-southeast) | 3,485 |
| 157 | Woodbine Height (south-southwest) | 3,473 |
| 158 | St. Ann city (southwest) | 3,465 |
| 159 | Concord CDP (south-southwest) | 3,438 |
| 160 | Spanish Lake (southwest) | 3,432 |
| 161 | University City (west 1) | 3,423 |
| 162 | University City (southeast) | 3,401 |
| 163 | Natural Bridge Junction (south) | 3,373 |
| 164 | University City (east-southeast 2) | 3,338 |
| 165 | Concord CDP (southeast) | 3,331 |
| 166 | Old Town Florissant (south-southeast) | 3,317 |
| 167 | Mattese (east-northeast 2) | 3,277 |
| 168 | Overland city (southeast) | 3,265 |
| 169 | Ferguson city (southwest 2) | 3,258 |
| 170 | Overland city (west) | 3,254 |
| 171 | University City (northeast) | 3,252 |
| 172 | Ferguson city (northeast) | 3,251 |
| 173 | Jennings city (north-northwest) | 3,238 |
| 174 | Ascalon (southeast) | 3,189 |
| 175 | Richmond Heights (east-southeast 2) | 3,155 |
| 176 | Cross Keys (west-northwest) | 3,128 |
| 177 | Bellefontaine Neighbors city (northwest) | 3,118 |
| 178 | Concord CDP (north-northeast) | 3,106 |
| 179 | Frontenac (north) | 3,097 |
| 180 | Berkeley (west) | 3,052 |
| 181 | Benbush (southeast) | 3,040 |
| 182 | Chesterfield city (south 2) | 3,040 |
| 183 | Jennings city (north-northeast) | 3,040 |
| 184 | Crestwood city (west) | 2,998 |
| 185 | University City (north) | 2,995 |
| 186 | Mattese (southwest) | 2,994 |
| 187 | Ascalon (west) | 2,898 |
| 188 | Pettys Hill (northeast) | 2,897 |
| 189 | Clayton city (southeast) | 2,884 |
| 190 | Unincorporated (north) | 2,881 |
| 191 | Berkeley (north) | 2,856 |
| 192 | Cross Keys (south-southeast 1) | 2,854 |
| 193 | Jennings city (southwest) | 2,850 |
| 194 | Peerless Park | 2,819 |
| 195 | Brentwood city (east) | 2,723 |
| 196 | Sappington | 2,684 |
| 197 | Cliff Cave (northwest) | 2,673 |
| 198 | Pagedale (west-northwest) | 2,671 |
| 199 | University City (east-southeast 1) | 2,668 |
| 200 | Unincorporated (west-northwest) | 2,634 |
| 201 | Shrewsbury city (north) | 2,600 |
| 202 | Ascalon (north-northwest) | 2,594 |
| 203 | Dellwood | 2,573 |
| 204 | Osage Hills | 2,571 |
| 205 | Rock Hill | 2,530 |
| 206 | Clayton city (west) | 2,481 |
| 207 | Vigus (north) | 2,477 |
| 208 | Vigus (west-southwest) | 2,460 |
| 209 | Shrewsbury (southeast) | 2,429 |
| 210 | Shrewsbury (northeast 2) | 2,414 |
| 211 | Richmond Heights (west-northwest) | 2,386 |
| 212 | University City (west 2) | 2,338 |
| 213 | Fernridge (northwest) | 2,307 |
| 214 | Chesterfield city (north-northwest) | 2,305 |
| 215 | Shrewsbury (west-northwest) | 2,305 |
| 216 | Goodfellow Terrace | 2,205 |
| 217 | Maplewood (east-northeast) | 2,135 |
| 218 | Meacham Park | 2,001 |
| 219 | Valley Park (east) | 1,989 |
| 220 | Robertson (south-southwest) | 1,947 |
| 221 | Ferguson city (south) | 1,910 |
| 222 | Ivory (south) | 1,840 |
| 223 | Maplewood (northwest) | 1,798 |
| 224 | Chesterfield city (east-southeast) | 1,723 |
| 225 | Woodson Terrace | 1,672 |
| 226 | Ferguson city (southwest 1) | 1,626 |
| 227 | University City (east-northeast) | 1,609 |
| 228 | University City (west 3) | 1,599 |
| 229 | Wellston | 1,588 |
| 230 | Town and Country city (north-northwest) | 1,510 |
| 231 | Spanish Lake (east-northeast) | 1,434 |
| 232 | Barretts (south-southeast) | 1,351 |
| 233 | Pagedale (east-southeast) | 1,187 |
| 234 | Natural Bridge Junction (north) | 1,173 |
| 235 | Bellerive Acres | 1,146 |
| 236 | Bonfils | 514 |