Illinois St. Clair County Demographics
St. Clair County is one of a 102 primary legal divisions of Illinois in the United States, accommodates 256,791 total local residents (according to 2022 ACS 5-year data), and associated with one NPA code, 30 standard zip codes , and 2 major cities. This demographic dynamics of St. Clair County, IL shows how its entire population of 256,791 residents connected to various socio-economic factors like education, employment, total households, household income, per capita income, etc.
San Diego County, CA Demographics Summary| Parameter | Value |
|---|---|
| County Name | St. Clair County |
| St. Clair County FIPS Code | 17163 |
| State | Illinois |
| Population | 256,791 residents |
| Male Population | 124,864 males |
| Female Population | 131,927 females |
| Male to Female Ratio | 946 female per 1,000 male |
| Land Area | 658 square miles |
| Population per square mile | 390 residents |
| White Population | 158,891 |
| Hispanic or Latino Population | 11,524 |
| Black Population | 72,692 |
| Asian Population | 4,022 |
| Total US Natives or Citizens | 256,791 |
| Total Non US Citizens | 3,361 |
| Education | 31.30 |
| Employment | 57.20 |
| Avg. household income | $89,002 |
| Percapita Income | $36,010 |
| Total Housing units | 256,791 |
| Vacant Housing units | 14,464 |
| Insurance | 250,716 |
| St. Clair County | Illinois | United States | |
|---|---|---|---|
| Total population | 256,791 | 12,812,508 | 331,097,593 |
| Population per square miles | 390 | 231 | 94 |
| Employment Rate | 68.08% | 61.70% | 60.30% |
| Median Household Income | $89,002 | $76,708 | $74,755 |
| Health Insurance Coverage | 96.1% | 93.4% | 92% |
| Total Housing Units | 100,701 | 5,056,360 | 129,870,928 |
Popular Cities in St. Clair County, IL
St. Clair County is the 9th most populous county in Illinois, a place for having 2 most populous cities (having the population of more than 20000 residents) in the United States.
| City | Population | Zip Codes |
|---|---|---|
| Belleville | 42,155 | 7 zip codes |
| Collinsville | 24,294 | 2 zip codes |
1 Area Code Used in St. Clair County, IL
St. Clair County is a 320th largest populous county in the United States and a 9th Illinois, is associated with 1 area (NPA) code in the United States for dialing/telecommunication purposes.
30 Standard ZIP Codes Used in St. Clair County
St. Clair county is a place for 30 standard ZIP code locations for mail and parcel delivery purposes.
30 STANDARD ZIP Codes in St. Clair County
There are 30 STANDARD ZIP codes are being used in St. Clair County, IL to handle home and business mail delivery.
| ZIP Code | Post Office Location | Post Office | Population |
|---|---|---|---|
| 62059 | LOVEJOY 413 S 3RD ST | Standard | 629 |
| 62071 | NATIONAL STOCK YARDS 3900 COLLINSVILLE RD | Post-Box Only using 62201 Facility | - |
| 62201 | EAST SAINT LOUIS 950 MISSOURI AVE | Standard | 5166 |
| 62202 | EAST SAINT LOUIS 950 MISSOURI AVE | Post-Box Only using 62201 Facility | - |
| 62203 | EAST SAINT LOUIS 950 MISSOURI AVE | Post-Box Only using 62201 Facility | 6076 |
| 62204 | EAST SAINT LOUIS 950 MISSOURI AVE | Post-Box Only using 62201 Facility | 5908 |
| 62205 | EAST SAINT LOUIS 950 MISSOURI AVE | Post-Box Only using 62201 Facility | 5754 |
| 62206 | CAHOKIA 801 RANGE LN | Standard | 13477 |
| 62207 | ALORTON 4825 BOND AVE | Standard | 6637 |
| 62208 | DUTCH HOLLOW 5731 MOUNT PLEASANT LN | Post-Box Only using 62223 Facility | 16690 |
| 62220 | BELLEVILLE 120 W WASHINGTON ST | Standard | 19277 |
| 62221 | BELLEVILLE 120 W WASHINGTON ST | Post-Box Only using 62220 Facility | 29454 |
| 62222 | BELLEVILLE 120 W WASHINGTON ST | Post-Box Only using 62220 Facility | - |
| 62223 | DUTCH HOLLOW 5731 MOUNT PLEASANT LN | Standard | 16534 |
| 62226 | DUTCH HOLLOW 5731 MOUNT PLEASANT LN | Post-Box Only using 62223 Facility | 29333 |
| 62232 | CASEYVILLE 113 S LONG ST | Standard | 6920 |
| 62234 | COLLINSVILLE 1610 EASTPORT PLAZA DR | Standard | 32491 |
| 62236 | COLUMBIA 800 COLUMBIA CTR | Standard | 14630 |
| 62240 | EAST CARONDELET 824 STATE ST | Standard | 2197 |
| 62243 | BELLEVILLE 120 W WASHINGTON ST | Post-Box Only using 62220 Facility | 6271 |
| 62254 | LEBANON 201 E SAINT LOUIS ST | Standard | 6586 |
| 62255 | LENZBURG 312 N CHARLES ST | Standard | 1030 |
| 62257 | MARISSA 114 N MAIN ST | Standard | 1897 |
| 62258 | MASCOUTAH 18 W MAIN ST | Standard | 10572 |
| 62260 | MILLSTADT 20 W WHITE ST | Standard | 6461 |
| 62264 | NEW ATHENS 200 S BENTON ST | Standard | 3237 |
| 62269 | O FALLON 1111 S LINCOLN AVE | Standard | 35467 |
| 62282 | SAINT LIBORY 7340 STATE ROUTE 15 | Standard | 646 |
| 62285 | SMITHTON 512 S MAIN ST | Standard | 4512 |
| 62289 | SUMMERFIELD 101 E PARK ST | Standard | 397 |