Sioux County, IA ZIP Codes
Iowa (IA) · 13 ZIP codes · 13 cities
13
ZIP codes
35,893
population (2021)
+6.5%
pop change since 2010
19167
FIPS code
Sioux County ZIP code map
About Sioux County
Sioux County is located in Iowa and contains 13 ZIP codes across 13 cities and communities.
The county's population was 35,893 as of 2021,
an increase of
6.5% from 33,704 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Sioux County is 19167.
| Population | |
|---|---|
| 2021 population | 35,893 |
| 2010 population | 33,704 |
| Change | +6.5% |
| County details | |
|---|---|
| State | Iowa |
| FIPS code | 19167 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Sioux County
Alton
Boyden
Chatsworth
Granville
Hawarden
Hospers
Hull
Ireton
Matlock
Maurice
Orange City
Rock Valley
Sioux Center
ZIP codes for Sioux County, IA (13)
| ZIP code | City | County | Map |
|---|---|---|---|
| 51003 | Alton | Sioux | View map |
| 51011 | Chatsworth | Sioux | View map |
| 51022 | Granville | Sioux | View map |
| 51023 | Hawarden | Sioux | View map |
| 51027 | Ireton | Sioux | View map |
| 51036 | Maurice | Sioux | View map |
| 51041 | Orange City | Sioux | View map |
| 51234 | Boyden | Sioux | View map |
| 51238 | Hospers | Sioux | View map |
| 51239 | Hull | Sioux | View map |
| 51244 | Matlock | Sioux | View map |
| 51247 | Rock Valley | Sioux | View map |
| 51250 | Sioux Center | Sioux | View map |
Demographics & statistics
35,809
Population
35.1
Median age
$80,583
Median household income
$35,001
Per capita income
$196,492
Median home value
$739
Median monthly rent
83.4%
Home ownership
6.5%
Poverty rate
2.2%
Unemployment
10,503
Housing units
24.0%
Bachelor's or higher
Age distribution
Male
Female
1,304
Under 5
1,287
1,335
5–9
1,317
1,388
10–14
1,370
1,605
15–19
1,584
1,588
20–24
1,568
1,869
25–34
1,845
2,223
35–44
2,194
1,717
45–54
1,695
987
55–59
974
1,061
60–64
1,048
1,481
65–74
1,462
1,021
75–84
1,007
442
85+
437
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 9,652 | 27.1% |
| 18 and over | 26,157 | 72.9% |
| 65 and over | 5,850 | 16.1% |
| Median age | 35.1 years | |
Race & ethnicity
White
84.8%
Hispanic or Latino
6.3%
Two or more races
4.1%
Other race
3.6%
Black or African American
0.5%
Asian
0.4%
American Indian / Alaska Native
0.3%
| Group | Count | % |
|---|---|---|
| White | 32,415 | 84.8% |
| Hispanic or Latino | 2,399 | 6.3% |
| Two or more races | 1,576 | 4.1% |
| Other race | 1,374 | 3.6% |
| Black or African American | 180 | 0.5% |
| Asian | 156 | 0.4% |
| American Indian / Alaska Native | 102 | 0.3% |
Household income
Under $10k
3.6%
$10k–$15k
2.3%
$15k–$25k
5.0%
$25k–$35k
6.4%
$35k–$50k
10.3%
$50k–$75k
16.5%
$75k–$100k
19.9%
$100k–$150k
23.0%
$150k–$200k
5.8%
$200k+
7.3%
| Range | % of households |
|---|---|
| Under $10k | 3.6% |
| $10k–$15k | 2.3% |
| $15k–$25k | 5.0% |
| $25k–$35k | 6.4% |
| $35k–$50k | 10.3% |
| $50k–$75k | 16.5% |
| $75k–$100k | 19.9% |
| $100k–$150k | 23.0% |
| $150k–$200k | 5.8% |
| $200k+ | 7.3% |
| Median income | $80,583 |
Housing
Home values
Under $50k
6.9%
$50k–$100k
11.8%
$100k–$150k
16.3%
$150k–$200k
14.1%
$200k–$300k
29.0%
$300k–$500k
16.6%
$500k–$1M
4.4%
$1M+
0.8%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $196,492 |
| Median rent / month | $739 |
| Owner occupied | 83.4% |
| Renter occupied | 16.6% |
| Vacant | 8.4% |
| Single-family detached | 86.1% |
| Large apartment buildings | 1.2% |
| Mobile homes | 2.8% |
| Median rooms | 6.8 |
| Avg household size (owned) | 2.74 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 5.3% |
| 2000–2009 | 6.9% |
| 1990–1999 | 10.5% |
| 1980–1989 | 6.2% |
| 1970–1979 | 15.3% |
| 1960–1969 | 9.4% |
| 1950–1959 | 9.8% |
| 1940–1949 | 5.7% |
| 1939 or earlier | 31.0% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.0% |
| 1 bedroom | 7.2% |
| 2 bedrooms | 20.9% |
| 3 bedrooms | 33.5% |
| 4 bedrooms | 26.6% |
| 5+ bedrooms | 10.8% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.0% |
| 1 vehicle | 20.2% |
| 2 vehicles | 37.6% |
| 3 or more | 39.2% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 34.9% |
| Electricity | 38.9% |
| Propane / LP gas | 22.2% |
| Fuel oil | 1.2% |
| Wood | 0.3% |
| Solar | 0.1% |
| No fuel used | 0.6% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 8,086 | 66.1% |
| Cohabiting couple | 368 | 4.9% |
| Male householder, no spouse | 1,804 | 12.1% |
| Female householder, no spouse | 2,266 | 16.9% |
| Households with children under 18 | 4,268 | 33.3% |
| Households with seniors (65+) | 3,911 | 29.4% |
| Average household size | 2.70 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 28.4% | 19.6% |
| Married | 64.8% | 66.0% |
| Separated | 0.5% | 0.7% |
| Widowed | 1.6% | 7.9% |
| Divorced | 4.7% | 5.8% |
Education
Less than 9th grade
3.7%
Some HS, no diploma
4.8%
HS graduate
32.7%
Some college, no degree
19.9%
Associate's degree
14.9%
Bachelor's degree
17.9%
Graduate / professional
6.1%
| Metric | % |
|---|---|
| HS diploma or higher | 91.5% |
| Bachelor's or higher | 24.0% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 687 | 8.7% |
| Kindergarten | 486 | 6.0% |
| Elementary school | 4,341 | 45.6% |
| High school | 2,066 | 20.2% |
| College / grad school | 3,177 | 19.5% |
Employment
Industry of employment
Education & healthcare
20.6%
Manufacturing
18.2%
Retail trade
11.3%
Agriculture & mining
9.2%
Construction
8.6%
Professional & management
6.7%
Transportation & utilities
5.0%
Arts, food & hospitality
5.0%
Finance & real estate
4.9%
Other services
4.4%
Wholesale trade
2.6%
Public administration
2.0%
Information
1.5%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 33.9% |
| Service | 13.1% |
| Sales & office | 19.8% |
| Natural resources & construction | 13.7% |
| Production & transportation | 19.4% |
Employment type
| Type | % |
|---|---|
| Private sector | 78.6% |
| Government | 8.8% |
| Self-employed | 11.8% |
| Unpaid family workers | 0.9% |
Commute
| Method | % |
|---|---|
| Drive alone | 77.1% |
| Carpool | 7.2% |
| Public transit | 0.1% |
| Walk | 2.1% |
| Other means | 1.4% |
| Avg commute (minutes) | 15.1 |
Poverty
All people
6.5%
Under 18 years
6.7%
18 and over
6.2%
Married-couple families
2.5%
Female-led households
16.1%
Income support
| Source | % of households |
|---|---|
| Social Security | 30.0% |
| Retirement income | 14.9% |
| Supplemental Security | 2.7% |
| Cash public assistance | 1.2% |
| Food stamps / SNAP | 4.8% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 31.7% |
| High cholesterol | 31.9% |
| Heart disease | 6.0% |
| Stroke | 2.7% |
| Asthma | 8.9% |
| Arthritis | 23.2% |
| Kidney disease | 2.6% |
| Pulmonary disease | 6.0% |
| Cancer | 6.7% |
| Behavior / access | % |
|---|---|
| Binge drinking | 20.5% |
| No physical activity | 23.3% |
| Less than 7 hrs sleep | 28.4% |
| Fair or poor health | 11.5% |
| Poor mental health | 12.9% |
| Poor physical health | 8.8% |
| No health insurance | 9.9% |
| Visited doctor (checkup) | 74.6% |
| Visited dentist | 69.5% |
| Cholesterol screening | 87.8% |
| Teeth loss | 12.8% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,253 | 6.0% |
| Disability | % |
|---|---|
| Any disability | 11.1% |
| Under 18 | 2.3% |
| 18–64 years | 8.6% |
| 65 and over | 34.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 78.3% |
| Public insurance | 29.8% |
| Uninsured under 19 | 3.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 33,218 | 92.7% |
| Spanish | 1,260 | 2.9% |
| Other Indo-European | 1,234 | 2.8% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 26 | 0.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 33,775 | 96.0% |
| Born in same state | 33,556 | 95.5% |
| Born in different state | 24,458 | 74.0% |
| Foreign born | 219 | 0.5% |
| Naturalized citizen | 2,034 | 4.0% |
| Not a US citizen | 838 | 40.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| English | 15,558 | 43.4% |
| Italian | 1,745 | 4.9% |
| Arab | 1,434 | 4% |
| French | 1,373 | 3.8% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 965 | 2.7% |
| Dutch | 268 | 0.7% |
| German | 64 | 0.2% |
| Norwegian | 12 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 36.5% |
| Internet access | 93.9% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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