County population in 2016: 20,740 (48% urban, 52% rural); it was 21,421 in 2000County owner-occupied with a mortgage or a loan houses and condos in 2010: 3,669 County owner-occupied free and clear houses and condos in 2010: 2,817 County owner-occupied houses and condos in 2000: 6,303 Renter-occupied apartments: 2,197 (it was 2,183 in 2000)
% of renters here:
26%
State:
28%
Land area: 569 sq. mi.
Water area: 0.9 sq. mi.
Population density: 36 people per square mile (low).
Mar. 2016 cost of living index in Carroll County: 83.8 (less than average, U.S. average is 100)
Industries providing employment: Educational, health and social services (30.6%), Agriculture,forestry,fishing and hunting, and mining (26.7%), Finance, insurance, real estate, and rental and leasing (12.8%).
Median real estate property taxes paid for housing units with mortgages in 2016: $1,494 (1.1%) Median real estate property taxes paid for housing units with no mortgage in 2016: $1,337 (1.1%)
Percentage of residents living in poverty in 2016: 9.0%
Carroll County:
9.0%
Iowa:
11.8%
(7.6% for White Non-Hispanic residents, 48.9% for Black residents, 36.7% for Hispanic or Latino residents, 57.1% for American Indian residents, 68.0% for other race residents, 43.6% for two or more races residents)
Median age of residents in 2016: 42.0 years old
(Males: 40.7 years old, Females: 44.2 years old)
(Median age for: White residents: 43.4 years old, Black residents: 15.0 years old, American Indian residents: 65.8 years old, Asian residents: 55.3 years old, Hispanic or Latino residents: 22.3 years old, Other race residents: 26.4 years old)
Fair market rent in 2006 for a 1-bedroom apartment in Carroll County is $394 a month. Fair market rent for a 2-bedroom apartment is $520 a month. Fair market rent for a 3-bedroom apartment is $620 a month.
Notable locations in this county outside city limits:
Notable locations in Carroll County: Bivens Grove (A), Stanford (B), Vienna (C), Capron (D), Gilman Waterworks (E), Quarry (F), Lamoille (G), Pickering (H), Dillon (I), Wandering Creek Golf Course (J), Shady Oaks RV Campground (K), Grimes Conservation Farm (L), Marshall County Jail (M), Burns Community Center (N), Marshall County Home (O). Display/hide their locations on the map
Churches in Carroll County include: Strand Lutheran Church (A), Trinity Lutheran Church (B), Bethel Grove Church (C), Chapel Hill Church (D), Church of the Bible Covenant (E), Great Commission Church (F), Lamoille Congregational Church (G), Zion United Methodist Church (H), Hartland Church (I). Display/hide their locations on the map
Cemeteries: Bangor Cemetery (1), Bevins Grove Cemetery (2), Hartland Friends Cemetery (3), County Home Cemetery (4), Saint John's United Church of Christ Cemetery (5), Quinn Cemetery (6), Iowa River Brethren Cemetery (7). Display/hide their locations on the map
Streams, rivers, and creeks: Asher Creek (A), Brush Creek (B), Chicken Creek (C), Davisons Creek (D), Willow Creek (E), Goose Creek (F), Rock Creek (G), Dry Branch (H), Dowd Creek (I). Display/hide their locations on the map
Parks in Carroll County include: Timmons Grove County Park (1), French Grove County Wildlife Area (2), Grammer Grove County Wildlife Area (3), Van Cleve County Park (4), Three Bridges County Park (5), Green Castle Recreation Area (6), Dillon Park (7), Marietta Sand Prairie State Preserve (8), Arney Bend Wildlife Area (9). Display/hide their locations on the map
Current college students: 772 People 25 years of age or older with a high school degree or higher: 92.5% People 25 years of age or older with a bachelor's degree or higher: 22.4%
Number of foreign born residents: 201 (58.2% naturalized citizens)
Carroll County:
1.0%
Whole state:
5.1%
Year of entry for the foreign-born population
2010 or later: 38
2000 to 2009: 42
1990 to 1999: 35
1980 to 1989: 32
1970 to 1979: 10
Before 1970: 33
Note: State values scaled to Carroll County population
Mean travel time to work (commute): 14.4 minutes
Percentage of county residents living and working in this county: 90.5%
Housing units in structures:
One, detached: 7,817
One, attached: 282
Two: 154
3 or 4: 390
5 to 9: 321
10 to 19: 205
20 to 49: 219
50 or more: 113
Mobile homes: 39
Housing units in Carroll County with a mortgage: 3,321 (65 second mortgage, 210 home equity loan, 8 both second mortgage and home equity loan) Houses without a mortgage: 3,125
Here:
50.0% with mortgage
State:
60.6% with mortgage
Religion statistics for Carroll County
Religion
Adherents
Congregations
Catholic
11,943
14
Evangelical Protestant
3,336
18
Mainline Protestant
2,860
13
Other
196
1
None
2,481
-
Carroll County Religion Details
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center.
Food Environment Statistics:
Number of grocery stores: 8
Carroll County:
3.82 / 10,000 pop.
State:
2.14 / 10,000 pop.
Number of convenience stores (with gas): 15
Carroll County:
7.17 / 10,000 pop.
Iowa:
5.55 / 10,000 pop.
Number of full-service restaurants: 22
This county:
10.51 / 10,000 pop.
State:
8.01 / 10,000 pop.
Adult diabetes rate:
Carroll County:
8.7%
Iowa:
7.8%
Adult obesity rate:
Carroll County:
26.4%
State:
27.3%
Low-income preschool obesity rate:
Here:
13.5%
State:
14.5%
Agriculture in Carroll County:
Average size of farms: 348 acres Average value of agricultural products sold per farm: $252,648 Average value of crops sold per acre for harvested cropland: $243.03 The value of nursery, greenhouse, floriculture, and sod as a percentage of the total market value of agricultural products sold: 0.05% The value of livestock, poultry, and their products as a percentage of the total market value of agricultural products sold: 71.41% Average total farm production expenses per farm: $216,312 Harvested cropland as a percentage of land in farms: 85.29% Average market value of all machinery and equipment per farm: $128,632 The percentage of farms operated by a family or individual: 89.00% Average age of principal farm operators: 52 years Average number of cattle and calves per 100 acres of all land in farms: 19.24 Milk cows as a percentage of all cattle and calves: 0.42% Corn for grain: 154739 harvested acres Soybeans for beans: 141471 harvested acres Vegetables: 13 harvested acres
Tornado activity:
Carroll County historical area-adjusted tornado activity is significantly below Iowa state average. It is 1821758.3 times below overall U.S. average. Tornadoes in this county have caused 7 fatalities and 78 injuries recorded between 1950 and 2004. On 9/16/1978, a category 3 (max. wind speeds 158-206 mph) tornado killed 6 people and injured 45 people
Earthquake activity:
Carroll County-area historical earthquake activity is slightly above Iowa state average. It is 78% smaller than the overall U.S. average.
On 7/9/1975 at 14:54:15, a magnitude 4.6 (4.6 MB, Class: Light, Intensity: IV - V) earthquake occurred 258.6 miles away from Carroll County center On 11/3/2002 at 20:41:56, a magnitude 4.3 (4.3 MB, 4.3 LG, Depth: 3.1 mi) earthquake occurred 212.6 miles away from the county center On 3/4/1983 at 06:32:18, a magnitude 4.6 (4.4 MB, 4.6 LG, 4.4 ML) earthquake occurred 275.1 miles away from the county center On 7/16/2004 at 12:17:30, a magnitude 3.5 (3.5 MW, 3.3 LG, Depth: 3.1 mi, Class: Light, Intensity: II - III) earthquake occurred 103.0 miles away from the county center On 4/18/2008 at 09:36:59, a magnitude 5.4 (5.1 MB, 4.8 MS, 5.4 MW, 5.2 MW, Depth: 8.9 mi, Class: Moderate, Intensity: VI - VII) earthquake occurred 443.2 miles away from Carroll County center On 2/6/1996 at 15:10:28, a magnitude 3.6 (3.6 LG, Depth: 3.1 mi) earthquake occurred 141.5 miles away from the county center Magnitude types: regional Lg-wave magnitude (LG), body-wave magnitude (MB), local magnitude (ML), surface-wave magnitude (MS), moment magnitude (MW)
Most recent natural disasters:
Iowa Severe Winter Storms, Incident Period: January 19, 2010 to January 26, 2010, Major Disaster (Presidential) Declared DR-1880: March 02, 2010, FEMA Id: 1880, Natural disaster type: Winter Storm
Iowa Severe Winter Storms and Snowstorm, Incident Period: December 23, 2009 to December 27, 2009, Major Disaster (Presidential) Declared DR-1877: February 25, 2010, FEMA Id: 1877, Natural disaster type: Snowstorm, Winter Storm
Iowa Severe Storms, Tornadoes, and Flooding, Incident Period: May 25, 2008 to August 13, 2008, Major Disaster (Presidential) Declared DR-1763: May 27, 2008, FEMA Id: 1763, Natural disaster type: Storm, Tornado, Flood
Iowa Snow, Incident Period: February 28, 2007 to March 02, 2007, Emergency Declared EM-3275: March 30, 2007, FEMA Id: 3275, Natural disaster type: Snow
Iowa Hurricane Katrina Evacuation, Incident Period: August 29, 2005 to October 01, 2005, Emergency Declared EM-3239: September 10, 2005, FEMA Id: 3239, Natural disaster type: Hurricane
Iowa Severe Storms, Tornadoes, and Flooding, Incident Period: May 19, 2004 to June 24, 2004, Major Disaster (Presidential) Declared DR-1518: May 25, 2004, FEMA Id: 1518, Natural disaster type: Storm, Tornado, Flood
Iowa Severe Weather, Tornadoes and Flooding, Incident Period: June 13, 1998 to July 15, 1998, Major Disaster (Presidential) Declared DR-1230: July 02, 1998, FEMA Id: 1230, Natural disaster type: Tornado, Flood
Iowa Flooding, Severe Storm, Incident Period: April 13, 1993 to October 01, 1993, Major Disaster (Presidential) Declared DR-996: July 09, 1993, FEMA Id: 996, Natural disaster type: Storm, Flood
Iowa Ice Storm, Incident Period: October 31, 1991 to November 29, 1991, Major Disaster (Presidential) Declared DR-928: December 26, 1991, FEMA Id: 928, Natural disaster type: Ice Storm
Iowa Flooding, Severe Storm, Incident Period: May 18, 1990 to July 06, 1990, Major Disaster (Presidential) Declared DR-868: May 26, 1990, FEMA Id: 868, Natural disaster type: Storm, Flood
3 other natural disasters have been reported since 1953.
The number of natural disasters in Carroll County (13) is near the US average (13). Major Disasters (Presidential) Declared: 11 Emergencies Declared: 2
Causes of natural disasters: Floods: 8, Storms: 5, Tornadoes: 3, Winter Storms: 2, Hurricane: 1, Ice Storm: 1, Snow: 1, Snowstorm: 1 (Note: Some incidents may be assigned to more than one category).
Installation, maintenance, and repair occupations (9%)
Transportation occupations (9%)
Material moving occupations (7%)
Construction and extraction occupations (7%)
Office and administrative support occupations (22%)
Sales and related occupations (12%)
Personal care and service occupations (9%)
Health diagnosing and treating practitioners and other technical occupations (8%)
Management occupations (8%)
Education, training, and library occupations (7%)
Healthcare support occupations (6%)
Most common places of birth for the foreign-born residents (%):
El Salvador (15%)
Mexico (13%)
Nicaragua (13%)
Philippines (10%)
Chile (8%)
Guatemala (7%)
Korea (6%)
Most common first ancestries reported in Carroll County (%):
German (67%)
American (7%)
Irish (3%)
English (2%)
Dutch (2%)
Norwegian (1%)
Danish (1%)
Means of transportation to work:
Drove a car alone: 9,871 (82.7%)
Carpooled: 847 (7.1%)
Bus or trolley bus: 57 (0.5%)
Taxicab, motorcycle, or other means: 77 (0.6%)
Bicycle: 43 (0.4%)
Walked: 314 (2.6%)
Worked at home: 749 (6.3%)
Breakdown of mean house values by ages of householders ($)
People in group quarters in Carroll County, Iowa in 2000:
322 people in nursing homes
161 people in schools, hospitals, or wards for the mentally retarded
14 people in local jails and other confinement facilities (including police lockups)
11 people in homes or halfway houses for drug/alcohol abuse
10 people in unknown juvenile institutions
8 people in other noninstitutional group quarters
2 people in religious group quarters
People in group quarters in Carroll County, Iowa in 2010:
335 people in nursing facilities/skilled-nursing facilities
98 people in group homes intended for adults
14 people in residential treatment centers for juveniles (non-correctional)
11 people in local jails and other municipal confinement facilities
8 people in other noninstitutional facilities
Average gross adjusted income of non-migrant taxpayers in this county in 2010 was $54,677.
4.86% of this county's 2011 resident taxpayers lived in other counties in 2010 ($36,506 average adjusted gross income)
Here:
4.86%
Iowa average:
5.75%
10 or fewer of this county's residents moved from foreign countries.
3.58% relocated from other counties in Iowa ($24,978 average AGI)
1.28% relocated from other states ($11,528 average AGI)
Carroll County:
1.28%
Iowa average:
2.41%
Percentage of residents relocating from other counties or countries
Top counties from which taxpayers relocated into this county between 2010 and 2011:
5.12% of this county's 2010 resident taxpayers moved to other counties in 2011 ($35,291 average adjusted gross income)
Here:
5.12%
Iowa average:
5.94%
10 or fewer of this county's residents moved to foreign countries.
3.30% relocated to other counties in Iowa ($20,225 average AGI)
1.82% relocated to other states ($15,067 average AGI)
Carroll County:
1.82%
Iowa average:
2.60%
Percentage of residents relocating to other counties or countries
Top counties to which taxpayers relocated from this county between 2010 and 2011:
Births per 1000 population from 1990 to 1999: 12.4 Births per 1000 population from 2000 to 2006: 12.4
Births per 1000 population in Carroll County
Deaths per 1000 population from 1990 to 1999: 10.9 Deaths per 1000 population from 2000 to 2006: 10.7 Deaths per 1000 population from 2007 to 2014: 11.8
Deaths per 1000 population in Carroll County
Infant deaths per 1000 live births from 1990 to 1999: 4.8 Infant deaths per 1000 live births from 2000 to 2006: 3.5
Infant deaths per 1000 live births in Carroll County
Population without health insurance coverage in 2013: 7.9% Persons under 19 years old without health insurance coverage in 2013: 4.0%
Percentage of population without health insurance coverage in Carroll County
Percentage of population without health insurance coverage in Carroll County
Persons enrolled in hospital insurance and/or supplemental medical insurance (Medicare) in July 1, 2007: 4,346 (3,818 aged, 528 disabled) Children under 18 without health insurance coverage in 2007: 175 (3%)
Persons enrolled in hospital insurance and/or supplemental medical insurance (Medicare)
Aged persons enrolled in hospital insurance and/or supplemental medical insurance (Medicare)
Disabled persons enrolled in hospital insurance and/or supplemental medical insurance (Medicare)
Most common underlying causes of death in Carroll County, Iowa in 1999 - 2014:
Atherosclerotic heart disease (311)
Acute myocardial infarction, unspecified (271)
Bronchus or lung, unspecified - Malignant neoplasms (224)
Stroke, not specified as haemorrhage or infarction (164)
Atherosclerotic cardiovascular disease, so described (80)
Population without health insurance coverage in 2000: 6% Children under 18 without health insurance coverage in 2000: 5%
Short term general hospitals per 100,000 population in 2004: 9.57 Short term general hospital admissions per 100,000 population in 2004: 11,910 Short term general hospital beds per 100,000 population in 2004: 1,029 Emergency room visits per 100,000 population in 2004: 29,328
General practice office based MDs per 100,000 population in 2005: 1,450 Medical specialist MDs per 100,000 population in 2005: 1,203 Dentists per 100,000 population in 1998: 10
Total births per 100,000 population, July 2005 - July 2006 : 41 Total deaths per 100,000 population, July 2005 - July 2006: 67
Household type by relationship:
Households: 20,740
In family households: 16,757 (2,952 male householders, 2,506 female householders)
4,532 spouses, 5,898 children (5,475 natural, 89 adopted, 341 stepchildren), 85 grandchildren, 90 brothers or sisters, 122 parents, 198 other relatives, 350 non-relatives
In nonfamily households: 3,556 (1,433 male householders (1,296 living alone)), 1,720 female householders (1,598 living alone)), 398 nonrelatives
In group quarters: 422
Size of family households: 2,919 2-persons, 952 3-persons, 896 4-persons, 418 5-persons, 196 6-persons, 78 7-or-more-persons.
3,470 married couples with children.
1,278 single-parent households (410 men, 868 women).
98.1% of residents of Carroll speak English at home.
1.5% of residents speak Spanish at home (89% speak English very well, 2% speak English well, 9% speak English not well).
0.2% of residents speak other Indo-European language at home (100% speak English very well).
0.1% of residents speak Asian or Pacific Island language at home (79% speak English very well, 21% speak English well).
In fiscal year 2004:
Federal Government expenditure: $136,404,000 ($6,527 per capita) Department of Defense expenditure: $4,729,000 Federal direct payments to individuals for retirement and disability: $55,677,000 Federal other direct payments to individuals: $32,533,000 Federal direct payments not to individuals: $12,716,000 Federal grants: $22,657,000 Federal procurement contracts: $3,633,000 ($0,000 Department of Defense) Federal salaries and wages: $9,187,000 ($3,393,000 Department of Defense) Federal Government direct loans: $2,543,000 Federal guaranteed/insured loans: $4,857,000 Federal Government insurance: $73,941,000
Population change from April 1, 2000 to July 1, 2005:
Births: 1,320
Here:
63 per 1000 residents
State:
66 per 1000 residents
Deaths: 1,133
Here:
54 per 1000 residents
State:
48 per 1000 residents
Net international migration: +31
Here:
+1 per 1000 residents
State:
+10 per 1000 residents
Net internal migration: -571
Here:
-27 per 1000 residents
State:
-14 per 1000 residents
Population growth in Carroll County
Total withdrawal of fresh water for public supply: 2.51 millions of gallons per day (all from ground)
Median number of rooms in houses and condos:
Here:
7.2
State:
6.7
Median number of rooms in apartments:
Here:
4.2
State:
4.2
Year house built
2014 or later: 78
2010 to 2013: 272
2000 to 2009: 724
1990 to 1999: 1,071
1980 to 1989: 698
1970 to 1979: 1,212
1960 to 1969: 1,211
1950 to 1959: 1,011
1940 to 1949: 579
1939 or earlier: 2,629
Note: State values scaled to Carroll population
Rooms in houses/apartments in Carroll County, Iowa
Note: State values scaled to Carroll County population
no vehicle: 139
1 vehicle: 1,388
2 vehicles: 2,857
3 vehicles: 1,426
4 vehicles: 437
5+ vehicles: 192
no vehicle: 287
1 vehicle: 1,187
2 vehicles: 472
3 vehicles: 168
4 vehicles: 32
5+ vehicles: 28
89% of Carroll County residents lived in the same house 1 years ago. Out of people who lived in different houses, 38% lived in this county. Out of people who lived in different counties, 76% lived in Iowa.
Carroll County:
88.9%
State average:
84.7%
Place of birth for U.S.-born residents:
This state: 17,569
Other state: 2,845
Northeast: 96
Midwest: 1,829
South: 488
West: 428
Year Householders Moved Into Unit
Most commonly used house heating fuel in Carroll County
Click here to upload your Carroll County photos (outside city limits)
42.0 years
38.0 years
(48.7%)
(51.3%)
, Guthrie County 
, Hamilton County 
, Hardin County 
