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Arkansas ZIP Codes
Columbia County
Waldo, AR
71770
71770 ZIP Code — Waldo, AR
Columbia County, Arkansas
ZIP code 71770 is located in
Waldo ,
Arkansas ,
within Columbia County .
It covers approximately 149.72 square miles and serves a population of
3,304 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 870 .
About ZIP code 71770
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $90,600. Owner-occupancy is high at 87%, well above the national average.
Median household income is $44,524. Poverty affects 33% of residents, above the national average. 46% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. An above-average commute of 36 minutes suggests many residents work outside the immediate area.
College attainment at 12% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of diabetes (16%), smoking (24%) compared to national benchmarks.
Overall, ZIP code 71770 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.
71770 ZIP code map
View map of 71770
Cities in ZIP code 71770
Below are the cities the US Postal Service accepts for ZIP code 71770. Using any city not on this list may result in mail delivery delays.
City
Status
Waldo
Preferred
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
3,304
Population density
22 / sq mi
State FIPS
05
County FIPS
027
Geography
Land area
149.72 sq mi
Water area
0.22 sq mi
Latitude
33.3470
Longitude
-93.3264
Timezone
Central (CT)
Area code
870
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
63.9%
62.1%
50.4%
$50k – $100k
24.0%
23.8%
29.9%
$100k – $200k
10.4%
10.8%
15.7%
Over $200k
1.7%
3.3%
4.0%
Demographics & statistics
$44,524
Median household income
11.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 673 20.4%
18 and over 2,631 79.6%
65 and over 656 19.9%
Median age 47.3 years
Race & ethnicity
Black or African American
41.6%
Group Count %
White 1,910 57.6%
Black or African American 1,380 41.6%
Hispanic or Latino 14 0.4%
Other race 10 0.3%
Two or more races 4 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
63.9%
62.1%
50.4%
$50k – $100k
24.0%
23.8%
29.9%
$100k – $200k
10.4%
10.8%
15.7%
Over $200k
1.7%
3.3%
4.0%
Range % of households
Under $10k 7.8%
$10k–$15k 12.4%
$15k–$25k 9.3%
$25k–$35k 16.1%
$35k–$50k 5.8%
$50k–$75k 23.7%
$75k–$100k 7.0%
$100k–$150k 11.1%
$150k–$200k 4.5%
$200k+ 2.4%
Median income $44,524
Housing
Housing overview
Metric Value
Median home value $90,600
Median rent / month $727
Owner occupied 87.1%
Renter occupied 12.9%
Vacant 27.5%
Single-family detached 71.0%
Large apartment buildings 0.6%
Mobile homes 25.9%
Median rooms 6.0
Avg household size (owned) 2.41
Year built
Era %
2020 or later 1.2%
2010–2019 10.0%
2000–2009 4.8%
1990–1999 17.8%
1980–1989 12.7%
1970–1979 16.3%
1960–1969 13.1%
1950–1959 12.0%
1940–1949 6.1%
1939 or earlier 6.0%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 3.7%
2 bedrooms 22.7%
3 bedrooms 63.9%
4 bedrooms 9.8%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 6.9%
1 vehicle 36.7%
2 vehicles 26.7%
3 or more 29.7%
Heating fuel
Fuel type %
Utility gas 25.2%
Electricity 63.1%
Propane / LP gas 11.6%
Households & families
Household type Count %
Married-couple family 638 48.8%
Cohabiting couple 97 7.4%
Male householder, no spouse 128 9.8%
Female householder, no spouse 445 34.0%
Households with children under 18 295 22.6%
Households with seniors (65+) 459 35.1%
Average household size 2.53
Marital status
Status Male Female
Never married 42.8% 10.0%
Married 50.5% 47.2%
Separated 4.5% 6.6%
Widowed 0.6% 17.5%
Divorced 1.6% 18.8%
Education
Some college, no degree
17.1%
Graduate / professional
5.5%
Metric %
HS diploma or higher 83.6%
Bachelor's or higher 11.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 55 8.4%
Kindergarten 122 18.6%
Elementary school 250 38.2%
High school 72 11.0%
College / grad school 156 23.8%
Employment
Industry of employment
Education & healthcare
37.3%
Transportation & utilities
8.2%
Agriculture & mining
7.5%
Professional & management
6.8%
Public administration
6.4%
Arts, food & hospitality
5.5%
Finance & real estate
1.8%
Occupation
Category %
Management, business & arts 28.4%
Service 8.6%
Sales & office 16.1%
Natural resources & construction 20.8%
Production & transportation 26.1%
Employment type
Type %
Private sector 72.9%
Government 25.7%
Self-employed 1.4%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 93.3%
Carpool 5.7%
Public transit 0.0%
Walk 0.0%
Work from home 1.1%
Other means 0.0%
Avg commute (minutes) 36.4
Poverty
Married-couple families
13.5%
Female-led households
45.1%
Income support
Source % of households
Social Security 46.2%
Retirement income 22.2%
Supplemental Security 11.0%
Cash public assistance 0.0%
Food stamps / SNAP 15.5%
Health indicators
Condition %
Obesity 41.9%
High blood pressure 44.8%
High cholesterol 38.5%
Diabetes 15.7%
Heart disease 8.6%
Stroke 4.7%
Asthma 11.2%
Arthritis 28.9%
Kidney disease 4.0%
Pulmonary disease 10.0%
Cancer 6.5%
Behavior / access %
Smoking 23.7%
Binge drinking 12.5%
No physical activity 34.4%
Less than 7 hrs sleep 36.1%
Depression 23.4%
Fair or poor health 25.1%
Poor mental health 17.1%
Poor physical health 15.1%
No health insurance 16.6%
Visited doctor (checkup) 79.8%
Visited dentist 51.9%
Cholesterol screening 87.9%
Teeth loss 23.4%
Veterans & disability
Veterans Count %
Civilian veterans 137 5.2%
Disability %
Any disability 21.8%
Under 18 14.9%
18–64 years 12.2%
65 and over 58.1%
Health insurance coverage
Type %
Private insurance 47.2%
Public insurance 57.7%
No insurance 7.4%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 3,079 93.2%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 3,304 100.0%
Born in same state 3,304 100.0%
Born in different state 2,509 75.9%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Arab 698 21.1%
Italian 164 5%
French 121 3.7%
Ancestry Count %
English 9 0.3%
Polish 4 0.1%
Technology access
Metric % of households
Computer access 39.6%
Internet access 79.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 71770
What city is ZIP code 71770 in?
ZIP code 71770 is primarily assigned to Waldo, Arkansas.
What county is ZIP code 71770 in?
ZIP code 71770 falls within Columbia County, Arkansas.
What is the poverty rate in ZIP code 71770?
33% of residents in ZIP code 71770 live below the poverty line, above the national average.
Is ZIP code 71770 mostly owner-occupied?
87% of occupied units in ZIP code 71770 are owner-occupied, well above the national average.
How educated is the population of ZIP code 71770?
12% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Does ZIP code 71770 have a large retiree population?
46% of households in ZIP code 71770 receive Social Security income, suggesting a significant retiree or disability population.
What timezone is ZIP code 71770 in?
ZIP code 71770 observes the CST timezone.
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