Census tract rankings · Connecticut
Most populous census tracts in Connecticut
Where the most people live inside a single tract. The Census Bureau aims for 4,000 residents per tract but splits and merges aren't always synchronized with growth. Filtered to Connecticut, ranked among all tracts in the state.
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| Rank | Tract | County | population |
|---|---|---|---|
| #201 | Tract 1105 | Naugatuck Valley Planning Region, CT | 5,235 |
| #202 | Tract 1424 | South Central Connecticut Planning Region, CT | 5,235 |
| #203 | Tract 111 | Western Connecticut Planning Region, CT | 5,232 |
| #204 | Tract 439 | Western Connecticut Planning Region, CT | 5,229 |
| #205 | Tract 218.02 | Western Connecticut Planning Region, CT | 5,211 |
| #206 | Tract 3513 | Naugatuck Valley Planning Region, CT | 5,188 |
| #207 | Tract 7141.04 | Southeastern Connecticut Planning Region, CT | 5,187 |
| #208 | Tract 4713 | Capitol Planning Region, CT | 5,186 |
| #209 | Tract 6701 | Lower Connecticut River Valley Planning Region, CT | 5,167 |
| #210 | Tract 6952.01 | Southeastern Connecticut Planning Region, CT | 5,162 |
| #211 | Tract 7071 | Southeastern Connecticut Planning Region, CT | 5,160 |
| #212 | Tract 9011.02 | Northeastern Connecticut Planning Region, CT | 5,151 |
| #213 | Tract 5382.01 | Capitol Planning Region, CT | 5,142 |
| #214 | Tract 616 | Greater Bridgeport Planning Region, CT | 5,141 |
| #215 | Tract 4763 | Capitol Planning Region, CT | 5,140 |
| #216 | Tract 9061 | Northeastern Connecticut Planning Region, CT | 5,124 |
| #217 | Tract 905 | Greater Bridgeport Planning Region, CT | 5,112 |
| #218 | Tract 1301.01 | Naugatuck Valley Planning Region, CT | 5,104 |
| #219 | Tract 2114 | Western Connecticut Planning Region, CT | 5,096 |
| #220 | Tract 218.01 | Western Connecticut Planning Region, CT | 5,095 |
| #221 | Tract 3601 | Naugatuck Valley Planning Region, CT | 5,090 |
| #222 | Tract 8902.02 | Capitol Planning Region, CT | 5,089 |
| #223 | Tract 1755.02 | South Central Connecticut Planning Region, CT | 5,086 |
| #224 | Tract 1428 | South Central Connecticut Planning Region, CT | 5,084 |
| #225 | Tract 6909 | Southeastern Connecticut Planning Region, CT | 5,079 |
| #226 | Tract 201.02 | Western Connecticut Planning Region, CT | 5,064 |
| #227 | Tract 5106 | Capitol Planning Region, CT | 5,057 |
| #228 | Tract 7027 | Southeastern Connecticut Planning Region, CT | 5,047 |
| #229 | Tract 1104 | Naugatuck Valley Planning Region, CT | 5,045 |
| #230 | Tract 505 | Western Connecticut Planning Region, CT | 5,038 |
| #231 | Tract 2104.01 | Western Connecticut Planning Region, CT | 5,036 |
| #232 | Tract 6962 | Southeastern Connecticut Planning Region, CT | 5,030 |
| #233 | Tract 434 | Western Connecticut Planning Region, CT | 5,024 |
| #234 | Tract 1541.02 | South Central Connecticut Planning Region, CT | 5,019 |
| #235 | Tract 4059 | Naugatuck Valley Planning Region, CT | 5,008 |
| #236 | Tract 4205 | Capitol Planning Region, CT | 5,005 |
| #237 | Tract 5701 | Lower Connecticut River Valley Planning Region, CT | 5,004 |
| #238 | Tract 4165 | Capitol Planning Region, CT | 4,999 |
| #239 | Tract 5261.02 | Capitol Planning Region, CT | 4,995 |
| #240 | Tract 3491 | Naugatuck Valley Planning Region, CT | 4,987 |
| #241 | Tract 1546 | South Central Connecticut Planning Region, CT | 4,986 |
| #242 | Tract 604 | Greater Bridgeport Planning Region, CT | 4,974 |
| #243 | Tract 1409 | South Central Connecticut Planning Region, CT | 4,974 |
| #244 | Tract 9002 | Northeastern Connecticut Planning Region, CT | 4,955 |
| #245 | Tract 214.01 | Western Connecticut Planning Region, CT | 4,954 |
| #246 | Tract 4304 | Capitol Planning Region, CT | 4,952 |
| #247 | Tract 811 | Greater Bridgeport Planning Region, CT | 4,950 |
| #248 | Tract 1660.04 | South Central Connecticut Planning Region, CT | 4,947 |
| #249 | Tract 3107 | Northwest Hills Planning Region, CT | 4,936 |
| #250 | Tract 1406 | South Central Connecticut Planning Region, CT | 4,936 |
| #251 | Tract 3511 | Naugatuck Valley Planning Region, CT | 4,935 |
| #252 | Tract 3431.01 | Naugatuck Valley Planning Region, CT | 4,934 |
| #253 | Tract 3108.03 | Northwest Hills Planning Region, CT | 4,928 |
| #254 | Tract 303 | Western Connecticut Planning Region, CT | 4,914 |
| #255 | Tract 2201 | Western Connecticut Planning Region, CT | 4,914 |
| #256 | Tract 4973 | Capitol Planning Region, CT | 4,896 |
| #257 | Tract 213 | Western Connecticut Planning Region, CT | 4,888 |
| #258 | Tract 2305.02 | Western Connecticut Planning Region, CT | 4,888 |
| #259 | Tract 5027 | Capitol Planning Region, CT | 4,870 |
| #260 | Tract 3481.25 | Naugatuck Valley Planning Region, CT | 4,866 |
| #261 | Tract 4735.01 | Capitol Planning Region, CT | 4,865 |
| #262 | Tract 428 | Western Connecticut Planning Region, CT | 4,863 |
| #263 | Tract 809 | Greater Bridgeport Planning Region, CT | 4,862 |
| #264 | Tract 431 | Western Connecticut Planning Region, CT | 4,862 |
| #265 | Tract 5144 | Capitol Planning Region, CT | 4,856 |
| #266 | Tract 3515 | Naugatuck Valley Planning Region, CT | 4,856 |
| #267 | Tract 5291 | Capitol Planning Region, CT | 4,853 |
| #268 | Tract 5042 | Capitol Planning Region, CT | 4,851 |
| #269 | Tract 4761 | Capitol Planning Region, CT | 4,840 |
| #270 | Tract 1716 | South Central Connecticut Planning Region, CT | 4,839 |
| #271 | Tract 8811 | Capitol Planning Region, CT | 4,834 |
| #272 | Tract 442 | Western Connecticut Planning Region, CT | 4,834 |
| #273 | Tract 5048 | Capitol Planning Region, CT | 4,832 |
| #274 | Tract 4602.02 | Capitol Planning Region, CT | 4,823 |
| #275 | Tract 7001 | Southeastern Connecticut Planning Region, CT | 4,821 |
| #276 | Tract 3520 | Naugatuck Valley Planning Region, CT | 4,813 |
| #277 | Tract 1655 | South Central Connecticut Planning Region, CT | 4,811 |
| #278 | Tract 1545 | South Central Connecticut Planning Region, CT | 4,805 |
| #279 | Tract 5107 | Capitol Planning Region, CT | 4,799 |
| #280 | Tract 615 | Greater Bridgeport Planning Region, CT | 4,799 |
| #281 | Tract 810 | Greater Bridgeport Planning Region, CT | 4,794 |
| #282 | Tract 4254 | Naugatuck Valley Planning Region, CT | 4,788 |
| #283 | Tract 729 | Greater Bridgeport Planning Region, CT | 4,776 |
| #284 | Tract 3514 | Naugatuck Valley Planning Region, CT | 4,772 |
| #285 | Tract 1759 | South Central Connecticut Planning Region, CT | 4,771 |
| #286 | Tract 1712.01 | South Central Connecticut Planning Region, CT | 4,768 |
| #287 | Tract 4962 | Capitol Planning Region, CT | 4,767 |
| #288 | Tract 731 | Greater Bridgeport Planning Region, CT | 4,765 |
| #289 | Tract 4175 | Capitol Planning Region, CT | 4,748 |
| #290 | Tract 3441 | Naugatuck Valley Planning Region, CT | 4,745 |
| #291 | Tract 4944 | Capitol Planning Region, CT | 4,732 |
| #292 | Tract 4942.01 | Capitol Planning Region, CT | 4,731 |
| #293 | Tract 4771.04 | Capitol Planning Region, CT | 4,696 |
| #294 | Tract 3201.02 | Northwest Hills Planning Region, CT | 4,696 |
| #295 | Tract 1507 | South Central Connecticut Planning Region, CT | 4,688 |
| #296 | Tract 903 | Greater Bridgeport Planning Region, CT | 4,683 |
| #297 | Tract 2107.02 | Western Connecticut Planning Region, CT | 4,679 |
| #298 | Tract 5901.02 | Lower Connecticut River Valley Planning Region, CT | 4,673 |
| #299 | Tract 4641.02 | Capitol Planning Region, CT | 4,666 |
| #300 | Tract 804 | Greater Bridgeport Planning Region, CT | 4,659 |
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