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South Dakota ZIP Codes
Brown County
Stratford, SD
57474
57474 ZIP Code — Stratford, SD
Brown County, South Dakota
ZIP code 57474 is located in
Stratford ,
South Dakota ,
within Brown County .
It covers approximately 80.56 square miles and serves a population of
234 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 605 .
About ZIP code 57474
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $221,400. Owner-occupancy is high at 94%, well above the national average.
Median household income is $93,036. 31% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 24 minutes is near the national average. Remote work is prevalent — 25% of workers work from home.
Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.
27% of residents lack health insurance, above the national average.
Notable community characteristics include a notable veteran presence at 20% of civilians, above the national average of 7%.
Overall, ZIP code 57474 reflects a community defined by a strong veteran community, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.
57474 ZIP code map
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Cities in ZIP code 57474
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Demographics
updated 05/2026
Population
Total population
234
Population density
3 / sq mi
State FIPS
46
County FIPS
013
Geography
Land area
80.56 sq mi
Water area
0.00 sq mi
Latitude
45.2921
Longitude
-98.2585
Timezone
Central (CT)
Area code
605
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
28.3%
39.9%
41.7%
$50k – $100k
63.3%
34.8%
33.8%
$100k – $200k
8.3%
20.4%
20.1%
Over $200k
0.0%
4.9%
4.4%
Demographics & statistics
$93,036
Median household income
$221,400
Median home value
24.3%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 66 28.2% 18 and over 168 71.8% 65 and over 45 19.2% Median age 47.4 years
Race & ethnicity
Group Count % White 227 96.2% Two or more races 7 3% Hispanic or Latino 2 0.8%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
28.3%
39.9%
41.7%
$50k – $100k
63.3%
34.8%
33.8%
$100k – $200k
8.3%
20.4%
20.1%
Over $200k
0.0%
4.9%
4.4%
Range % of households Under $10k 2.4% $15k–$25k 7.1% $35k–$50k 11.8% $50k–$75k 15.3% $75k–$100k 20.0% $100k–$150k 35.3% $150k–$200k 2.4% $200k+ 5.9% Median income $93,036
Housing
Housing overview
Metric Value Median home value $221,400 Median rent / month $0 Owner occupied 94.1% Renter occupied 5.9% Vacant 28.6% Single-family detached 95.0% Large apartment buildings 0.0% Mobile homes 3.4% Median rooms 10.0 Avg household size (owned) 2.69
Year built
Era % 2020 or later 0.0% 2010–2019 4.2% 2000–2009 0.0% 1990–1999 6.7% 1980–1989 0.0% 1970–1979 5.9% 1960–1969 5.0% 1950–1959 7.6% 1940–1949 1.7% 1939 or earlier 68.9%
Bedrooms
Size % of units No bedroom (studio) 2.5% 1 bedroom 0.0% 2 bedrooms 5.0% 3 bedrooms 47.1% 4 bedrooms 40.3% 5+ bedrooms 5.0%
Vehicles per household
Vehicles % of households No vehicle 0.0% 1 vehicle 3.5% 2 vehicles 41.2% 3 or more 55.3%
Heating fuel
Fuel type % Utility gas 7.1% Electricity 50.6% Propane / LP gas 30.6% Fuel oil 7.1% Wood 2.4% No fuel used 2.4%
Households & families
Household type Count % Married-couple family 64 75.3% Cohabiting couple 8 9.4% Male householder, no spouse 10 11.8% Female householder, no spouse 3 3.5% Households with children under 18 36 42.4% Households with seniors (65+) 26 30.6% Average household size 2.75
Marital status
Status Male Female Never married 22.0% 41.2% Married 68.0% 56.1% Separated 0.0% 0.0% Widowed 3.0% 0.9% Divorced 7.0% 1.8%
Education
Some college, no degree
18.4%
Graduate / professional
1.3%
Metric % HS diploma or higher 100.0% Bachelor's or higher 24.3%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 2 3.0% Kindergarten 0 0.0% Elementary school 13 19.7% High school 46 69.7% College / grad school 5 7.6%
Employment
Industry of employment
Agriculture & mining
17.9%
Transportation & utilities
16.4%
Arts, food & hospitality
15.7%
Finance & real estate
10.7%
Education & healthcare
10.0%
Professional & management
5.0%
Occupation
Category % Management, business & arts 45.7% Service 11.4% Sales & office 13.6% Natural resources & construction 17.1% Production & transportation 12.1%
Employment type
Type % Private sector 71.4% Government 14.3% Self-employed 14.3% Unpaid family workers 0.0%
Commute
Method % Drive alone 71.4% Carpool 2.3% Public transit 0.0% Walk 1.5% Work from home 24.8% Other means 0.0% Avg commute (minutes) 24.0
Poverty
Married-couple families
0.0%
Female-led households
100.0%
Income support
Source % of households Social Security 30.6% Retirement income 23.5% Supplemental Security 7.1% Cash public assistance 1.2% Food stamps / SNAP 3.5%
Health indicators
Condition % Obesity 34.0% High blood pressure 31.0% High cholesterol 31.4% Diabetes 8.5% Heart disease 5.7% Stroke 2.5% Asthma 8.1% Arthritis 23.0% Kidney disease 2.5% Pulmonary disease 5.0% Cancer 6.5%
Behavior / access % Smoking 18.6% Binge drinking 22.2% No physical activity 21.4% Less than 7 hrs sleep 29.8% Depression 16.0% Fair or poor health 9.5% Poor mental health 10.4% Poor physical health 7.7% No health insurance 11.4% Visited doctor (checkup) 73.7% Visited dentist 69.4% Cholesterol screening 89.2% Teeth loss 11.1%
Veterans & disability
Veterans Count % Civilian veterans 33 19.6%
Disability % Any disability 18.4% Under 18 27.3% 18–64 years 11.4% 65 and over 24.4%
Health insurance coverage
Type % Private insurance 65.8% Public insurance 26.5% No insurance 26.5% Uninsured under 19 48.5%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 229 97.9% 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) 234 100.0% Born in same state 234 100.0% Born in different state 171 73.1% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % Polish 52 22.2% French 12 5.1% Arab 10 4.3% English 9 3.8%
Ancestry Count % Italian 3 1.3% Dutch 2 0.9% German 1 0.4%
Technology access
Metric % of households Computer access 36.3% Internet access 94.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 57474
What city is ZIP code 57474 in?
ZIP code 57474 is primarily assigned to Stratford, South Dakota.
What county is ZIP code 57474 in?
ZIP code 57474 falls within Brown County, South Dakota.
Is ZIP code 57474 mostly owner-occupied?
94% of occupied units in ZIP code 57474 are owner-occupied, well above the national average.
Does ZIP code 57474 have a large veteran population?
20% of civilians in ZIP code 57474 are veterans, above the national average of ~7%.
What is the population of ZIP code 57474?
ZIP code 57474 has an estimated population of 234 residents, with a density of 3 people per square mile.
What is the median household income in ZIP code 57474?
The median household income in ZIP code 57474 is $93,036, above the national median of ~$75,000.
What timezone is ZIP code 57474 in?
ZIP code 57474 observes the CST timezone.
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