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Iowa ZIP Codes
Crawford County
Arion, IA
51520
51520 ZIP Code — Arion, IA
Crawford County, Iowa
ZIP code 51520 is located in
Arion ,
Iowa ,
within Crawford County .
It covers approximately 21.22 square miles and serves a population of
218 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 712 .
About ZIP code 51520
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Owner-occupancy is high at 90%, well above the national average.
Median household income is $55,956. 72% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is service, with professional and management as the leading industry. The average commute of 16 minutes is near the national average.
College attainment at 6% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of obesity (44%), smoking (22%) compared to national benchmarks.
Notable community characteristics include a notable veteran presence at 18% of civilians, above the national average of 7%; and disability rates above the national average at 24%.
Overall, ZIP code 51520 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.
51520 ZIP code map
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Cities in ZIP code 51520
Below are the cities the US Postal Service accepts for ZIP code 51520. Using any city not on this list may result in mail delivery delays.
City
Status
Arion
Acceptable
Demographics
updated 05/2026
Population
Total population
218
Population density
10 / sq mi
State FIPS
19
County FIPS
047
Geography
Land area
21.22 sq mi
Water area
0.00 sq mi
Latitude
41.9647
Longitude
-95.4549
Timezone
Central (CT)
Area code
712
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
28.2%
44.4%
40.1%
$50k – $100k
67.0%
33.2%
33.4%
$100k – $200k
4.9%
18.6%
21.5%
Over $200k
0.0%
3.7%
5.0%
Demographics & statistics
$55,956
Median household income
Age distribution
Age summary
Group Count % Under 18 57 26.1% 18 and over 161 73.9% 65 and over 94 43.1% Median age 60.5 years
Race & ethnicity
Black or African American
7.7%
Group Count % White 193 87.3% Black or African American 17 7.7% Two or more races 5 2.3% Hispanic or Latino 3 1.4% Other race 3 1.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
28.2%
44.4%
40.1%
$50k – $100k
67.0%
33.2%
33.4%
$100k – $200k
4.9%
18.6%
21.5%
Over $200k
0.0%
3.7%
5.0%
Range % of households $15k–$25k 1.2% $25k–$35k 20.7% $35k–$50k 6.1% $50k–$75k 56.1% $75k–$100k 6.1% $100k–$150k 8.5% $150k–$200k 1.2% Median income $55,956
Housing
Housing overview
Metric Value Median home value $0 Median rent / month $750 Owner occupied 90.2% Renter occupied 9.8% Vacant 5.7% Single-family detached 90.8% Large apartment buildings 0.0% Mobile homes 4.6% Median rooms 6.0 Avg household size (owned) 2.58
Year built
Era % 2020 or later 0.0% 2010–2019 0.0% 2000–2009 0.0% 1990–1999 1.1% 1980–1989 4.6% 1970–1979 6.9% 1960–1969 5.7% 1950–1959 3.4% 1940–1949 6.9% 1939 or earlier 71.3%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 0.0% 2 bedrooms 20.7% 3 bedrooms 56.3% 4 bedrooms 10.3% 5+ bedrooms 12.6%
Vehicles per household
Vehicles % of households No vehicle 4.9% 1 vehicle 20.7% 2 vehicles 19.5% 3 or more 54.9%
Heating fuel
Fuel type % Utility gas 25.6% Electricity 25.6% Propane / LP gas 7.3% Wood 41.5%
Households & families
Household type Count % Married-couple family 63 76.8% Cohabiting couple 10 12.2% Male householder, no spouse 5 6.1% Female householder, no spouse 4 4.9% Households with children under 18 6 7.3% Households with seniors (65+) 50 61.0% Average household size 2.66
Marital status
Status Male Female Never married 23.5% 13.1% Married 64.2% 73.8% Separated 1.2% 9.5% Widowed 0.0% 0.0% Divorced 11.1% 3.6%
Education
Some HS, no diploma
11.7%
Some college, no degree
20.1%
Graduate / professional
0.0%
Metric % HS diploma or higher 88.3% Bachelor's or higher 5.8%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 0 0.0% Elementary school 32 74.4% High school 9 20.9% College / grad school 2 4.7%
Employment
Industry of employment
Professional & management
40.0%
Education & healthcare
18.5%
Arts, food & hospitality
10.8%
Agriculture & mining
9.2%
Transportation & utilities
9.2%
Occupation
Category % Management, business & arts 24.6% Service 64.6% Sales & office 3.1% Natural resources & construction 0.0% Production & transportation 7.7%
Employment type
Type % Private sector 83.1% Government 3.1% Self-employed 13.8% Unpaid family workers 0.0%
Commute
Method % Drive alone 71.8% Carpool 23.1% Public transit 0.0% Walk 0.0% Work from home 5.1% Other means 0.0% Avg commute (minutes) 15.7
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households Social Security 72.0% Retirement income 23.2% Supplemental Security 14.6% Cash public assistance 3.7% Food stamps / SNAP 15.9%
Health indicators
Condition % Obesity 44.3% High blood pressure 37.3% High cholesterol 37.7% Diabetes 12.6% Heart disease 8.4% Stroke 3.8% Asthma 10.0% Arthritis 27.9% Kidney disease 3.4% Pulmonary disease 9.4% Cancer 7.2%
Behavior / access % Smoking 22.1% Binge drinking 20.4% No physical activity 30.6% Less than 7 hrs sleep 33.1% Depression 18.4% Fair or poor health 17.0% Poor mental health 14.5% Poor physical health 12.4% No health insurance 11.1% Visited doctor (checkup) 74.2% Visited dentist 60.5% Cholesterol screening 88.0% Teeth loss 16.9%
Veterans & disability
Veterans Count % Civilian veterans 29 18.0%
Disability % Any disability 23.9% Under 18 0.0% 18–64 years 32.8% 65 and over 31.9%
Health insurance coverage
Type % Private insurance 52.3% Public insurance 83.0% No insurance 3.2% Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 197 90.4% Spanish 3 1.5% Other Indo-European 3 1.5% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 215 98.6% Born in same state 215 98.6% Born in different state 198 90.8% Foreign born 0 0.0% Naturalized citizen 3 1.4% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % Italian 13 6% Arab 11 5% English 4 1.8%
Ancestry Count % Dutch 3 1.4% Polish 2 0.9% French 1 0.5%
Technology access
Metric % of households Computer access 37.6% Internet access 93.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 51520
What city is ZIP code 51520 in?
ZIP code 51520 is primarily assigned to Arion, Iowa.
What county is ZIP code 51520 in?
ZIP code 51520 falls within Crawford County, Iowa.
Does ZIP code 51520 have a large retiree population?
72% of households in ZIP code 51520 receive Social Security income, suggesting a significant retiree or disability population.
Does ZIP code 51520 have an older population?
43% of residents in ZIP code 51520 are 65 or older, above the national average of ~17%.
How educated is the population of ZIP code 51520?
6% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Is ZIP code 51520 mostly owner-occupied?
90% of occupied units in ZIP code 51520 are owner-occupied, well above the national average.
What timezone is ZIP code 51520 in?
ZIP code 51520 observes the CST timezone.
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