Polk County, Iowa
Overview,
People,
Health,
Economy,
Housing,
Crime,
Climate
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Overview
County Overview
As of 2009, Polk County's population is 418,339 people. Since 2000, it has had a population growth of 9.15 percent.
The median home cost in Polk County is $127,600. Home appreciation the last year has been -5.50 percent.
Compared to the rest of the country, Polk County's cost of living is 14.96% Lower than the U.S. average.
Polk County public schools spend $5,912 per student. The average school expenditure in the U.S. is $6,058. There are about 16 students per teacher in Polk County.
The unemployment rate in Polk County is 5.20 percent(U.S. avg. is 8.50%). Recent job growth is Negative. Polk County jobs have Decreased by 1.50 percent.
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People
The 2009 Polk County, IA, population is 418,339. There are 719 people per square mile (population density).
Family in Polk County, IA
The median age is 36.8. The US median is 37.6. 58.85% of people in Polk County, IA, are married. 10.79% are divorced.
The average household size is 2.37 people. 24.34% of people are married, with children. 8.02% have children, but are single.
Race in Polk County, IA
87.40% of people are white, 4.88% are black, 3.39% are asian, 0.28% are native american, and 4.70% claim 'Other'.
5.22% of the people in Polk County, IA, claim hispanic ethnicity (meaning 94.78% are non-hispanic).
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Health
There are 301 physicians per 100,000 population in Polk County, IA. The US average is 170.
Polk County, IA Health Index
Air quality in Polk County, IA is 24 on a scale to 100 (higher is better). This is based on ozone alert days and number of pollutants in the air, as reported by the EPA.
Water quality in Polk County, IA is 60 on a scale to 100 (higher is better). The EPA has a complex method of measuring watershed quality using 15 indicators.
Superfund index is 33 on a scale to 100 (higher is better). This is upon the number and impact of EPA Superfund pollution sites in the county, including spending on the cleanup efforts.
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Economy
The unemployment rate in Polk County, IA, is 5.20%, with job growth of -1.50%. Future job growth over the next ten years is predicted to be 31.80%.
Polk County, IA Taxes
Polk County, IA,sales tax rate is 6.00%. Income tax is 8.83%.
Polk County, IA Income and Salaries
The income per capita is $26,951, which includes all adults and children. The median household income is $52,797.
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| Unemployment Rate | 5.20% | 8.50% |
| Recent Job Growth | -1.50% | -3.10% |
| Future Job Growth | 31.80% | 26.40% |
| Sales Taxes | 6.00% | 6.00% |
| Income Taxes | 8.83% | 5.02% |
| Income per Cap. | $26,951 | $24,020 |
| Household Income | $52,797 | $44,684 |
| ESTIMATED HOUSEHOLDS BY HOUSEHOLD INCOME | | |
| Income Less Than 15K | 9.90% | 13.64% |
| Income between 15K and 25K | 9.98% | 11.21% |
| Income between 25K and 35K | 11.61% | 11.46% |
| Income between 35K and 50K | 16.88% | 15.84% |
| Income between 50K and 75K | 21.80% | 19.28% |
| Income between 75K and 100K | 13.12% | 11.53% |
| Income between 100K and 150K | 11.09% | 10.70% |
| Income between 150K and 250K | 3.79% | 4.43% |
| Income between 250K and 500K | 1.29% | 1.31% |
| Income greater than 500K | 0.54% | 0.61% |
| POPULATION BY OCCUPATION | | |
| Management, Business, and Financial Operations | 16.95% | 13.61% |
| Professional and Related Occupations | 20.43% | 20.24% |
| Service | 13.19% | 14.75% |
| Sales and Office | 30.86% | 26.74% |
| Farming, Fishing, and Forestry | 0.22% | 0.74% |
| Construction, Extraction, and Maintenance | 7.44% | 9.48% |
| Production, Transportation, and Material Moving | 10.91% | 14.44% |
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Housing
The median home value in Polk County, IA, is $127,600. Home appreciation is -5.50% over the last year. The median age of Polk County, IA, real estate is 32 years.
Polk County, IA Apartments and Rentals
Renters make up 28.58% of the Polk County, IA, population. 4.63% of houses and apartments in Polk County, IA, are unoccupied (vacancy rate).
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| Median Home Age | 32 | 27 |
| Median Home Cost | $127,600 | $202,300 |
| Home Appreciation | -5.50% | -4.60% |
| Homes Owned | 66.54% | 64.07% |
| Housing Vacant | 4.63% | 14.48% |
| Homes Rented | 28.58% | 21.45% |
| Property Tax Rate | $15.80 | $13.28 |
| OWNER-OCCUPIED HOUSING UNITS BY VALUE | | |
| Less Than $20,000 | 2.14% | 3.01% |
| $20,000 to $39,999 | 3.04% | 4.37% |
| $40,000 to $59,999 | 6.19% | 5.74% |
| $60,000 to $79,999 | 9.94% | 7.07% |
| $80,000 to $99,999 | 13.26% | 8.41% |
| $100,000 to $149,999 | 31.44% | 19.74% |
| $150,000 to $199,999 | 17.00% | 14.06% |
| $200,000 to $299,999 | 11.68% | 16.59% |
| $300,000 to $399,999 | 2.78% | 8.21% |
| $400,000 to $499,999 | 1.38% | 4.53% |
| $500,000 to $749,999 | 0.78% | 4.75% |
| $1,000,000 or more | 0.16% | 1.86% |
| HOUSING UNITS BY YEAR STRUCTURE BUILT | | |
| 1999 to October 2005 | 11.13% | 10.15% |
| 1995 to 1998 | 6.64% | 6.69% |
| 1990 to 1994 | 7.20% | 6.70% |
| 1980 to 1989 | 11.48% | 14.75% |
| 1970 to 1979 | 15.96% | 17.11% |
| 1960 to 1969 | 11.36% | 12.78% |
| 1950 to 1959 | 12.06% | 11.64% |
| 1940 to 1949 | 6.99% | 6.64% |
| 1939 or Earlier | 17.18% | 13.55% |
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Crime
Polk County, IA, violent crime, on a scale from 1 (low crime) to 10, is 4. Violent crime is composed of four offenses: murder and nonnegligent manslaughter, forcible rape, robbery, and aggravated assault. The US average is 3.
Polk County, IA, property crime, on a scale from 1 (low) to 10, is 6. Property crime includes the offenses of burglary, larceny-theft, motor vehicle theft, and arson. The object of the theft-type offenses is the taking of money or property, but there is no force or threat of force against the victims. The US average is 3.
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Climate
Polk County, IA, gets 31 inches of rain per year. The US average is 37. Snowfall is 31 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 100.
On average, there are 202 sunny days per year in Polk County, IA. The July high is around 86 degrees. The January low is 12. Our comfort index, which is based on humidity during the hot months, is a 43 out of 100, where higher is more comfortable. The US average on the comfort index is 44.
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Education
Polk County, IA, schools spend $5,912 per student. There are 16 pupils per teacher, 489 students per librarian, and 368 children per counselor in Polk County, IA schools.
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Transportation
The average one-way commute in Polk County, IA, takes 21 minutes. 83% of commuters drive their own car alone. 10% carpool with others. 2% take mass transit and 3% work from home.
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Cost of Living
Our cost of living indices are based on a US average of 100. An amount below 100 means Polk County, IA is cheaper than the US average. A cost of living index above 100 means Polk County, IA is more expensive.
Overall, Polk County, IA cost of living is 85.04.
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Religion
48.19% of the people in Polk County, IA are religious, meaning they affiliate with a religion. 15.52% are Catholic; 21.60% are Protestant; 0.61% are LDS; 9.54% are another Christian faith; 0.56% in Polk County, IA are Jewish; 0.03% are an eastern faith; 0.33% affilitates with Islam.
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| Percent Religious | 48.19% | 50.03% |
| Catholic | 15.52% | 21.92% |
| Protestant | 21.60% | 19.12% |
| LDS | 0.61% | 1.57% |
| Baptist | 1.56% | 8.16% |
| Episcopalian | 0.76% | 8.12% |
| Pentecostal | 3.30% | 1.89% |
| Lutheran | 8.50% | 2.81% |
| Methodist | 5.44% | 3.84% |
| Presbyterian | 2.03% | 1.33% |
| Other Christian | 9.54% | 4.66% |
| Jewish | 0.56% | 2.16% |
| Eastern | 0.03% | 0.05% |
| Islam | 0.33% | 0.54% |
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Voting
51.93% of the people in Polk County, IA are registered as Democrats. 47.29% are registered Republican. Remaining are independent: 0.78%.
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