- State:IllinoisCounty:Rock Island CountyZips:61236,61266,61204,61299,61237,61278,61239,61259,61256,61232,61257,61242,61279,61284,61275,61240,61282,61264,61244,61201,61265Coordinates:41.467328536164125, -90.56741307178864Area total:451.29 sq. mi., 1168.84 sq. km, 288827.52 acresArea land:427.45 sq. mi., 1107.10 sq. km, 273569.92 acresArea water:23.84 sq. mi., 61.75 sq. km, 15257.60 acresEstablished:1831Capital seat:
Rock Island
Address: 1504 3Rd Ave
County Office Building
Rock Island, IL 61201-8612
Governing Body: Board of Commissioners with 25 board size
Governing Authority: Dillon's Rule
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Rock Island County, Illinois, United States
- Website:
- Population:144,672; Population change: -1.95% (2010 - 2020)Population density:338 persons per square mileHousehold income:$46,285Households:10,805Unemployment rate:9.40% per 68,915 county labor force
- Sales taxes:6.75%Income taxes:3.00%GDP:$9.69 B, gross domestic product (GDP)
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Rock Island County's population of Illinois of 37,100 residents in 1930 has dropped 0,64-fold to 23,768 residents after 90 years, according to the official 2020 census. U.S. Bureau of the Census beginning in 1900. Data for 1870-1890 are on a de facto or unspecified basis; data for 1900 and later years are resident totals.
Approximately 51.47% female residents and 48.53% male residents live in as of 2020, 58.83% in Rock Island County, Illinois are married and the remaining 41.17% are single population.
As of 2020, 58.83% in Rock Island County, Illinois are married and the remaining 41.17% are single population.
- Housing units:66,729 residential units of which 91.02% share occupied residential units.
20.6 minutes is the average time that residents in Rock Island County require for a one-way commute to work. A long commute can have different effects on health. A Gallup poll in the US found that in terms of mental health, long haul commuters are up to 12 percent more likely to experience worry, and ten percent less likely to feel well rested. The Gallup poll also found that of people who commute 61–90 minutes each day, a whopping one third complained of neck and back pain, compared to less than a quarter of people who only spend ten minutes getting to work.
82.59% of the working population which commute to work alone in their car, 10.02% of the working population which commutes to work in a carpool, 1.43% of the population that commutes using mass transit, including bus, light rail, subway, and ferry. 2.21% of the population that has their home as their principal place of work.
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Of the total residential buildings in Rock Island County, Illinois 65.05% are owner-occupied homes, another 28.05% are rented apartments, and the remaining 6.90% are vacant.
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The 48.48% of the population in Rock Island County, Illinois who identify themselves as belonging to a religion are distributed among the following most diverse religions.
Since the 1860s, the two main parties have been the Republican Party (here in 2022 = 37.080%) and the Democratic Party (here in 2022 = 61.710%) of those eligible to vote in Rock Island County, Illinois.
