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The Info List - Rock County, Wisconsin



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ROCK COUNTY is a county in the U.S. state
U.S. state
of Wisconsin
Wisconsin
. As of the 2010 census , the population was 160,331. Its county seat is Janesville .

Rock County comprises the Janesville-Beloit , WI Metropolitan Statistical Area and is included in the Madison -Janesville-Beloit, WI Combined Statistical Area .

CONTENTS

* 1 History * 2 Geography

* 3 Transportation

* 3.1 Major highways * 3.2 Airport

* 4 Adjacent counties * 5 Demographics

* 6 Communities

* 6.1 Cities * 6.2 Villages * 6.3 Towns * 6.4 Census-designated place * 6.5 Unincorporated communities * 6.6 Ghost towns

* 7 Politics * 8 Tree cities * 9 See also * 10 References * 11 Further reading * 12 External links

HISTORY

Rock County was created in 1836 as a territorial county on December 7, 1836 from Milwaukee
Milwaukee
County and fully organized February 19, 1839. The county is named for the Rock River , which bisects the county from north to south.

GEOGRAPHY

According to the U.S. Census Bureau , the county has a total area of 726 square miles (1,880 km2), of which 718 square miles (1,860 km2) is land and 8.0 square miles (21 km2) (1.1%) is water.

Cook Memorial Arboretum, a natural area with birding and nature trails, is located northwest of Janesville. It is owned by the Janesville School District .

TRANSPORTATION

MAJOR HIGHWAYS

* Interstate 39 * Interstate 43
Interstate 43
* Interstate 90 * U.S. Highway 12
U.S. Highway 12
* U.S. Highway 14
U.S. Highway 14
* U.S. Highway 51 * Highway 11 * Highway 26 * Highway 59 * Highway 67 * Highway 81 * Highway 89 * Highway 104 * Highway 140 * Highway 213

AIRPORT

Southern Wisconsin
Wisconsin
Regional Airport (KJVL) serves Rock County and the surrounding communities.

ADJACENT COUNTIES

* Green County – west * Dane County – north * Jefferson County – northeast * Walworth County – east * Boone County, Illinois – south * Winnebago County, Illinois
Winnebago County, Illinois
– south

DEMOGRAPHICS

2000 Census
Census
Age Pyramid for Rock County

HISTORICAL POPULATION

CENSUS POP.

1840 1,701

1850 20,750

1,119.9%

1860 36,690

76.8%

1870 39,030

6.4%

1880 38,823

−0.5%

1890 43,220

11.3%

1900 51,203

18.5%

1910 55,538

8.5%

1920 66,150

19.1%

1930 74,206

12.2%

1940 80,173

8.0%

1950 92,778

15.7%

1960 113,913

22.8%

1970 131,970

15.9%

1980 139,420

5.6%

1990 139,510

0.1%

2000 152,307

9.2%

2010 160,331

5.3%

EST. 2016 161,620

0.8%

U.S. Decennial Census
Census
1790–1960 1900–1990 1990–2000 2010–2014

As of the census of 2000, there were 152,307 people, 58,617 households, and 40,387 families residing in the county. The population density was 211 people per square mile (82/km²). There were 62,187 housing units at an average density of 86 per square mile (33/km²). The racial makeup of the county was 91.01% White , 4.63% Black or African American , 0.28% Native American , 0.78% Asian , 0.04% Pacific Islander , 1.77% from other races , and 1.50% from two or more races. 3.91% of the population were Hispanic or Latino of any race. 32.8% were of German , 13.0% Norwegian , 10.1% Irish , 7.5% English and 5.5% American ancestry according to Census
Census
2000 .

There were 58,617 households out of which 33.60% had children under the age of 18 living with them, 53.50% were married couples living together, 10.90% had a female householder with no husband present, and 31.10% were non-families. 25.10% of all households were made up of individuals and 9.70% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.03.

In the county, the population was spread out with 26.50% under the age of 18, 8.60% from 18 to 24, 29.80% from 25 to 44, 22.30% from 45 to 64, and 12.70% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 97.00 males. For every 100 females age 18 and over, there were 94.10 males.

COMMUNITIES

CITIES

* Beloit * Brodhead (mostly in Green County ) * Edgerton (partly in Dane County ) * Evansville * Janesville (county seat) * Milton

VILLAGES

* Clinton * Orfordville * Footville

TOWNS

* Avon * Beloit * Bradford * Center * Clinton * Fulton * Harmony * Janesville * Johnstown * La Prairie * Lima * Magnolia * Milton * Newark * Plymouth * Porter * Rock * Spring Valley * Turtle * Union

CENSUS-DESIGNATED PLACE

* Hanover

UNINCORPORATED COMMUNITIES

* Afton * Anderson * Avon * Avalon * Bergen * Cainville * Center * Charlie Bluff * Cooksville * Coopers Shores * Crestview * Emerald Grove * Fairfield (partial) * Foxhollow * Fulton * Indianford * Johnstown * Johnstown Center * Koshkonong (partial) * Leyden * Lima Center * Magnolia * Maple Beach * Newark * Newville * Porters * Shopiere * Stebbinsville * Tiffany * Union

GHOST TOWNS

* Fellows * Jefferson Prairie Settlement

POLITICS

PRESIDENTIAL ELECTIONS RESULTS YEAR REPUBLICAN DEMOCRATIC THIRD PARTIES

2016 41.4% 31,493 51.7% 39,339 6.9% 5,242

2012 37.8% 30,517 61.0% 49,219 1.2% 954

2008 34.6% 27,364 63.8% 50,529 1.6% 1,276

2004 41.2% 33,151 57.9% 46,598 0.9% 730

2000 39.0% 27,467 57.5% 40,472 3.5% 2,465

1996 33.3% 20,096 53.8% 32,450 12.9% 7,774

1992 31.8% 21,942 45.1% 31,154 23.1% 15,929

1988 48.4% 28,178 50.8% 29,576 0.8% 434

1984 54.8% 32,491 44.6% 26,433 0.7% 410

1980 50.6% 30,960 40.4% 24,740 9.0% 5,482

1976 49.0% 28,325 48.6% 28,048 2.4% 1,389

1972 58.0% 30,361 40.2% 21,033 1.8% 925

1968 51.0% 25,229 41.6% 20,567 7.5% 3,697

1964 41.9% 20,372 58.0% 28,257 0.1% 55

1960 60.6% 29,675 39.2% 19,194 0.2% 76

1956 67.4% 28,980 32.2% 13,834 0.4% 173

1952 64.6% 27,837 35.3% 15,183 0.1% 45

1948 50.7% 17,068 47.9% 16,150 1.4% 474

1944 52.2% 18,477 47.4% 16,766 0.4% 133

1940 53.2% 20,141 46.3% 17,543 0.6% 214

1936 43.6% 14,693 53.3% 17,991 3.1% 1,045

1932 56.1% 16,825 42.0% 12,612 1.9% 571

1928 70.8% 21,497 28.7% 8,726 0.5% 161

1924 60.9% 14,815 6.0% 1,453 33.1% 8,052

1920 83.5% 16,152 12.7% 2,447 3.8% 738

1916 61.1% 7,011 35.0% 4,015 3.9% 451

1912 43.2% 4,276 30.6% 3,032 26.1% 2,587

1908 66.8% 7,839 27.5% 3,227 5.7% 668

1904 71.7% 7,972 21.1% 2,348 7.3% 807

1900 70.0% 8,249 26.2% 3,094 3.8% 447

1896 67.5% 8,282 29.8% 3,655 2.8% 340

1892 55.2% 6,052 38.6% 4,231 6.1% 673

Rock County is the home of the current Speaker of the House of Representatives Paul Ryan . Rock County was historically Republican, however, since 1988 it has trended strongly towards the Democratic party. Hillary Clinton carried the county in 2016, but it was the smallest margin of victory since Michael Dukakis in 1988.

TREE CITIES

* Beloit * Clinton * Evansville * Janesville

SEE ALSO

* National Register of Historic Places listings in Rock County, Wisconsin
Wisconsin

REFERENCES

* ^ A B "State & County QuickFacts". United States
United States
Census
Census
Bureau. Retrieved January 23, 2014. * ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. * ^ "Wisconsin: Individual County Chronologies". Wisconsin
Wisconsin
Atlas of Historical County Boundaries. The Newberry Library
Newberry Library
. 2007. Retrieved August 15, 2015. * ^ "Rock County, origin of place name" Dictionary of Wisconsin History. * ^ "2010 Census
Census
Gazetteer Files". United States
United States
Census
Census
Bureau. August 22, 2012. Retrieved August 8, 2015. * ^ Great Wisconsin
Wisconsin
Birding & Nature Trail. Cook Memorial Arboretum. * ^ "Population and Housing Unit Estimates". Retrieved June 9, 2017. * ^ "U.S. Decennial Census". United States
United States
Census
Census
Bureau. Retrieved August 8, 2015. * ^ "Historical Census
Census
Browser". University of Virginia Library. Retrieved August 8, 2015. * ^ Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States
United States
Census Bureau. Retrieved August 8, 2015. * ^ " Census
Census
2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States
United States
Census
Census
Bureau. April 2, 2001. Retrieved August 8, 2015. * ^ "American FactFinder". United States
United State