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South Dakota ZIP Codes
Tripp County
Hamill, SD
57534
57534 ZIP Code — Hamill, SD
Tripp County, South Dakota
ZIP code 57534 is located in
Hamill ,
South Dakota ,
within Tripp County .
It covers approximately 215.01 square miles and serves a population of
148 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 605 .
57534 ZIP code map
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Cities in ZIP code 57534
Below are the cities the US Postal Service accepts for ZIP code 57534. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
148
Population density
1 / sq mi
State FIPS
46
County FIPS
123
Geography
Land area
215.01 sq mi
Water area
0.45 sq mi
Latitude
43.6196
Longitude
-99.7432
Timezone
Central (CT)
Area code
605
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
37.8%
46.2%
41.7%
$50k – $100k
22.0%
35.4%
33.8%
$100k – $200k
40.2%
16.0%
20.1%
Over $200k
0.0%
2.4%
4.4%
Demographics & statistics
$41,667
Median household income
11.3%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 24 16.2%
18 and over 124 83.8%
65 and over 7 4.7%
Median age 37.8 years
Race & ethnicity
Household income
Income range
This ZIP
County avg
State avg
Under $50k
37.8%
46.2%
41.7%
$50k – $100k
22.0%
35.4%
33.8%
$100k – $200k
40.2%
16.0%
20.1%
Over $200k
0.0%
2.4%
4.4%
Range % of households
$15k–$25k 25.0%
$25k–$35k 2.8%
$35k–$50k 36.1%
$50k–$75k 16.7%
$75k–$100k 2.8%
$100k–$150k 8.3%
$150k–$200k 8.3%
Median income $41,667
Housing
Housing overview
Metric Value
Median home value $0
Median rent / month $0
Owner occupied 75.0%
Renter occupied 25.0%
Vacant 18.2%
Single-family detached 97.7%
Large apartment buildings 0.0%
Mobile homes 2.3%
Median rooms 7.9
Avg household size (owned) 2.41
Year built
Era %
2020 or later 0.0%
2010–2019 13.6%
2000–2009 2.3%
1990–1999 0.0%
1980–1989 0.0%
1970–1979 0.0%
1960–1969 2.3%
1950–1959 20.5%
1940–1949 0.0%
1939 or earlier 61.4%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 0.0%
2 bedrooms 11.4%
3 bedrooms 52.3%
4 bedrooms 29.5%
5+ bedrooms 6.8%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 25.0%
2 vehicles 8.3%
3 or more 66.7%
Heating fuel
Fuel type %
Electricity 22.2%
Propane / LP gas 61.1%
Wood 16.7%
Households & families
Household type Count %
Married-couple family 46 63.9%
Cohabiting couple 8 11.1%
Male householder, no spouse 0 0.0%
Female householder, no spouse 18 25.0%
Households with children under 18 14 19.4%
Households with seniors (65+) 8 11.1%
Average household size 2.06
Marital status
Status Male Female
Never married 6.6% 28.6%
Married 82.0% 58.7%
Separated 0.0% 0.0%
Widowed 0.0% 0.0%
Divorced 11.5% 12.7%
Education
Some college, no degree
27.4%
Graduate / professional
1.6%
Metric %
HS diploma or higher 98.4%
Bachelor's or higher 11.3%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 10 41.7%
Kindergarten 10 41.7%
Elementary school 4 16.7%
High school 0 0.0%
College / grad school 0 0.0%
Employment
Industry of employment
Agriculture & mining
63.3%
Transportation & utilities
6.1%
Education & healthcare
6.1%
Finance & real estate
2.0%
Occupation
Category %
Management, business & arts 42.9%
Service 2.0%
Sales & office 26.5%
Natural resources & construction 24.5%
Production & transportation 4.1%
Employment type
Type %
Private sector 71.4%
Government 6.1%
Self-employed 22.4%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 98.0%
Carpool 0.0%
Public transit 0.0%
Walk 0.0%
Work from home 2.0%
Other means 0.0%
Avg commute (minutes) 14.8
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 11.1%
Retirement income 8.3%
Supplemental Security 0.0%
Cash public assistance 0.0%
Food stamps / SNAP 0.0%
Health indicators
Condition %
Obesity 39.8%
High blood pressure 37.1%
High cholesterol 35.0%
Diabetes 12.1%
Heart disease 8.8%
Stroke 4.0%
Asthma 9.3%
Arthritis 29.1%
Kidney disease 3.7%
Pulmonary disease 8.3%
Cancer 7.8%
Behavior / access %
Smoking 22.0%
Binge drinking 18.2%
No physical activity 28.4%
Less than 7 hrs sleep 31.1%
Depression 15.5%
Fair or poor health 15.0%
Poor mental health 10.8%
Poor physical health 11.3%
No health insurance 12.5%
Visited doctor (checkup) 76.0%
Visited dentist 60.7%
Cholesterol screening 90.2%
Teeth loss 17.1%
Veterans & disability
Veterans Count %
Civilian veterans 0 0.0%
Disability %
Any disability 0.0%
Under 18 0.0%
18–64 years 0.0%
65 and over 0.0%
Health insurance coverage
Type %
Private insurance 93.9%
Public insurance 4.7%
No insurance 4.1%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 138 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) 148 100.0%
Born in same state 146 98.6%
Born in different state 145 98.0%
Foreign born 2 1.4%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
English 35 23.6%
German 31 20.9%
Arab 21 14.2%
Ancestry Count %
Italian 19 12.8%
French 12 8.1%
Technology access
Metric % of households
Computer access 48.6%
Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 57534
What city is ZIP code 57534 in?
ZIP code 57534 is primarily assigned to Hamill, South Dakota.
What county is ZIP code 57534 in?
ZIP code 57534 falls within Tripp County, South Dakota.
How educated is the population of ZIP code 57534?
11% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
What is the median household income in ZIP code 57534?
The median household income in ZIP code 57534 is $41,667, below the national median of ~$75,000.
What is the population of ZIP code 57534?
ZIP code 57534 has an estimated population of 148 residents, with a density of 1 people per square mile.
What timezone is ZIP code 57534 in?
ZIP code 57534 observes the CST timezone.
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