Wisconsin Rock County Demographics
Rock County is one of a 72 primary legal divisions of Wisconsin in the United States, accommodates 163,817 total local residents (according to 2022 ACS 5-year data), and associated with one NPA code, 13 standard zip codes , and 2 major cities. This demographic dynamics of Rock County, WI shows how its entire population of 163,817 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 | Rock County |
| Rock County FIPS Code | 55105 |
| State | Wisconsin |
| Population | 163,817 residents |
| Male Population | 81,542 males |
| Female Population | 82,275 females |
| Male to Female Ratio | 991 female per 1,000 male |
| Land Area | 718 square miles |
| Population per square mile | 228 residents |
| White Population | 136,720 |
| Hispanic or Latino Population | 15,520 |
| Black Population | 7,595 |
| Asian Population | 1,881 |
| Total US Natives or Citizens | 163,817 |
| Total Non US Citizens | 4,672 |
| Education | 24.50 |
| Employment | 64.00 |
| Avg. household income | $85,333 |
| Percapita Income | $35,594 |
| Total Housing units | 163,817 |
| Vacant Housing units | 3,791 |
| Insurance | 162,668 |
| Rock County | Wisconsin | United States | |
|---|---|---|---|
| Total population | 163,817 | 5,893,718 | 331,097,593 |
| Population per square miles | 228 | 109 | 94 |
| Employment Rate | 68.64% | 63.20% | 60.30% |
| Median Household Income | $85,333 | $70,996 | $74,755 |
| Health Insurance Coverage | 94.3% | 94.8% | 92% |
| Total Housing Units | 66,439 | 2,491,121 | 129,870,928 |
Popular Cities in Rock County, WI
Rock County is the 9th most populous county in Wisconsin, a place for having 2 most populous cities (having the population of more than 20000 residents) in the United States.
| City | Population | Zip Codes |
|---|---|---|
| Beloit | 36,642 | 2 zip codes |
| Janesville | 65,669 | 4 zip codes |
1 Area Code Used in Rock County, WI
Rock County is a 454th largest populous county in the United States and a 9th Wisconsin, is associated with 1 area (NPA) code in the United States for dialing/telecommunication purposes.
13 Standard ZIP Codes Used in Rock County
Rock county is a place for 13 standard ZIP code locations for mail and parcel delivery purposes.
13 STANDARD ZIP Codes in Rock County
There are 13 STANDARD ZIP codes are being used in Rock County, WI to handle home and business mail delivery.
| ZIP Code | Post Office Location | Post Office | Population |
|---|---|---|---|
| 53501 | AFTON 5316 S COUNTY ROAD D | Standard | 249 |
| 53505 | AVALON 3109 S PLEASANT ST | Standard | 368 |
| 53511 | BELOIT 300 MILL ST | Standard | 48749 |
| 53512 | BELOIT 300 MILL ST | Post-Box Only using 53511 Facility | - |
| 53525 | BELOIT 300 MILL ST | Post-Box Only using 53511 Facility | 4024 |
| 53534 | EDGERTON 104 SWIFT ST | Standard | 12306 |
| 53536 | EVANSVILLE 402 WATER ST | Standard | 9073 |
| 53537 | FOOTVILLE 212 DEPOT ST | Standard | 871 |
| 53545 | JANESVILLE 1818 MILTON AVE STE 100 | Standard | 24037 |
| 53546 | JANESVILLE 1818 MILTON AVE STE 100 | Post-Box Only using 53545 Facility | 29352 |
| 53547 | DOWNTOWN JANESVILLE 20 S MAIN ST STE 18 | Post-Box Only using 53545 Facility | - |
| 53548 | JANESVILLE 1818 MILTON AVE STE 100 | Post-Box Only using 53545 Facility | 20119 |
| 53563 | MILTON 150 HILLTOP DR | Standard | 11587 |