57448 ZIP Code — Hosmer, SD

Edmunds County, South Dakota

ZIP code 57448 is located in Hosmer, South Dakota, within Edmunds County. It covers approximately 164.66 square miles and serves a population of 446 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57448

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 $54,100. Owner-occupancy is high at 90%, well above the national average.

Median household income is $63,000. 50% 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 22 minutes is near the national average. Remote work is prevalent — 23% of workers work from home.

Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%.

Overall, ZIP code 57448 reflects a community defined by a strong veteran community, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

446

population

164.66

sq mi land

Standard

ZIP type

Central (CT)

timezone

57448 ZIP code map

Cities in ZIP code 57448

Below are the cities the US Postal Service accepts for ZIP code 57448. Using any city not on this list may result in mail delivery delays.

City	Status
Hosmer	Preferred

Nearby ZIP codes

57437 Eureka (12.5 mi) 57471 Roscoe (14.4 mi) 57428 Bowdle (17 mi)

Demographics updated 05/2026

Population
Total population	446
Population density	3 / sq mi
State FIPS	46
County FIPS	045

Geography
Land area	164.66 sq mi
Water area	2.45 sq mi
Latitude	45.6144
Longitude	-99.4341
Timezone	Central (CT)
Area code	605

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.6%	40.0%	41.7%
$50k – $100k	28.3%	34.0%	33.8%
$100k – $200k	17.3%	21.2%	20.1%
Over $200k	6.8%	4.8%	4.4%

Demographics & statistics

446

Population

People per sq mi

54.1

Median age

$63,000

Median household income

$34,537

Per capita income

$54,100

Median home value

$300

Median monthly rent

89.9%

Home ownership

10.3%

Poverty rate

1.0%

Unemployment

247

Housing units

27.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	91	20.4%
18 and over	355	79.6%
65 and over	132	29.6%
Median age	54.1 years

Race & ethnicity

White 95.6%

Hispanic or Latino 2.2%

Two or more races 2.2%

Group	Count	%
White	436	95.6%
Hispanic or Latino	10	2.2%
Two or more races	10	2.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.6%	40.0%	41.7%
$50k – $100k	28.3%	34.0%	33.8%
$100k – $200k	17.3%	21.2%	20.1%
Over $200k	6.8%	4.8%	4.4%

Under $10k 3.8%

$10k–$15k 2.9%

$15k–$25k 18.8%

$25k–$35k 8.2%

$35k–$50k 12.0%

$50k–$75k 25.0%

$75k–$100k 5.3%

$100k–$150k 16.8%

$150k–$200k 1.9%

$200k+ 5.3%

Range	% of households
Under $10k	3.8%
$10k–$15k	2.9%
$15k–$25k	18.8%
$25k–$35k	8.2%
$35k–$50k	12.0%
$50k–$75k	25.0%
$75k–$100k	5.3%
$100k–$150k	16.8%
$150k–$200k	1.9%
$200k+	5.3%
Median income	$63,000

Housing

Home values

Under $50k 42.2%

$50k–$100k 37.4%

$100k–$150k 15.0%

$200k–$300k 1.6%

$500k–$1M 0.5%

$1M+ 3.2%

Housing overview

Metric	Value
Median home value	$54,100
Median rent / month	$300
Owner occupied	89.9%
Renter occupied	10.1%
Vacant	22.4%
Single-family detached	88.1%
Large apartment buildings	0.0%
Mobile homes	11.9%
Median rooms	6.4
Avg household size (owned)	2.22

Year built

Era	%
2020 or later	0.0%
2010–2019	0.7%
2000–2009	6.0%
1990–1999	3.4%
1980–1989	6.0%
1970–1979	7.1%
1960–1969	13.8%
1950–1959	8.2%
1940–1949	13.8%
1939 or earlier	41.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	11.9%
2 bedrooms	25.7%
3 bedrooms	31.0%
4 bedrooms	22.8%
5+ bedrooms	8.6%

Vehicles per household

Vehicles	% of households
No vehicle	1.4%
1 vehicle	24.5%
2 vehicles	29.8%
3 or more	44.2%

Heating fuel

Fuel type	%
Utility gas	2.9%
Electricity	18.3%
Propane / LP gas	38.0%
Fuel oil	38.5%
Wood	1.0%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	126	60.6%
Cohabiting couple	1	0.5%
Male householder, no spouse	72	34.6%
Female householder, no spouse	9	4.3%
Households with children under 18	41	19.7%
Households with seniors (65+)	87	41.8%
Average household size	2.14

Marital status

Status	Male	Female
Never married	32.8%	2.4%
Married	59.4%	88.9%
Separated	2.5%	0.0%
Widowed	1.2%	8.7%
Divorced	4.1%	0.0%

Education

Less than 9th grade 4.0%

Some HS, no diploma 3.2%

HS graduate 26.4%

Some college, no degree 28.2%

Associate's degree 10.6%

Bachelor's degree 23.0%

Graduate / professional 4.6%

Metric	%
HS diploma or higher	92.8%
Bachelor's or higher	27.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	9	11.4%
Kindergarten	2	2.5%
Elementary school	44	55.7%
High school	20	25.3%
College / grad school	4	5.1%

Employment

Industry of employment

Agriculture & mining 29.3%

Education & healthcare 27.8%

Manufacturing 9.1%

Transportation & utilities 8.6%

Public administration 8.6%

Finance & real estate 7.1%

Professional & management 3.0%

Construction 2.0%

Wholesale trade 2.0%

Retail trade 2.0%

Other services 0.5%

Occupation

Category	%
Management, business & arts	51.5%
Service	11.6%
Sales & office	13.1%
Natural resources & construction	8.1%
Production & transportation	15.7%

Employment type

Type	%
Private sector	50.0%
Government	21.7%
Self-employed	27.3%
Unpaid family workers	1.0%

Commute

Method	%
Drive alone	53.0%
Carpool	10.6%
Public transit	0.0%
Walk	5.1%
Work from home	23.2%
Other means	8.1%
Avg commute (minutes)	22.4

Poverty

All people 10.3%

Under 18 years 3.3%

18 and over 12.1%

Married-couple families 7.1%

Female-led households 0.0%

Income support

Source	% of households
Social Security	49.5%
Retirement income	18.8%
Supplemental Security	0.5%
Cash public assistance	6.7%
Food stamps / SNAP	6.7%

Health indicators

Condition	%
Obesity	33.2%
High blood pressure	38.8%
High cholesterol	36.6%
Diabetes	11.7%
Heart disease	10.3%
Stroke	4.4%
Asthma	8.3%
Arthritis	31.0%
Kidney disease	4.0%
Pulmonary disease	7.9%
Cancer	10.2%

Behavior / access	%
Smoking	17.1%
Binge drinking	16.5%
No physical activity	27.4%
Less than 7 hrs sleep	28.7%
Depression	13.7%
Fair or poor health	13.8%
Poor mental health	9.2%
Poor physical health	10.4%
No health insurance	12.0%
Visited doctor (checkup)	79.5%
Visited dentist	69.5%
Cholesterol screening	92.1%
Teeth loss	15.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	53	14.9%

Disability	%
Any disability	15.0%
Under 18	2.2%
18–64 years	11.7%
65 and over	29.5%

Health insurance coverage

Type	%
Private insurance	78.5%
Public insurance	37.7%
No insurance	4.7%
Uninsured under 19	1.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	428	96.0%
Spanish	15	3.5%
Other Indo-European	4	0.9%
Asian & Pacific Islander	11	2.6%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	444	99.6%
Born in same state	444	99.6%
Born in different state	371	83.2%
Foreign born	0	0.0%
Naturalized citizen	2	0.4%
Not a US citizen	2	100.0%

Ancestry

Ancestry	Count	%
Polish	39	8.7%
Italian	26	5.8%
French	26	5.8%

Ancestry	Count	%
English	23	5.2%
Arab	8	1.8%

Technology access

Metric	% of households
Computer access	46.6%
Internet access	87.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 57448

What city is ZIP code 57448 in?

ZIP code 57448 is primarily assigned to Hosmer, South Dakota.

What county is ZIP code 57448 in?

ZIP code 57448 falls within Edmunds County, South Dakota.

Does ZIP code 57448 have an older population?

30% of residents in ZIP code 57448 are 65 or older, above the national average of ~17%.

Is ZIP code 57448 mostly owner-occupied?

90% of occupied units in ZIP code 57448 are owner-occupied, well above the national average.

Does ZIP code 57448 have a large retiree population?

50% of households in ZIP code 57448 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 57448 have a large veteran population?

15% of civilians in ZIP code 57448 are veterans, above the national average of ~7%.

What timezone is ZIP code 57448 in?

ZIP code 57448 observes the CST timezone.