57536 ZIP Code — Harrold, SD

Hughes County, South Dakota

ZIP code 57536 is located in Harrold, South Dakota, within Hughes County. It covers approximately 411.86 square miles and serves a population of 313 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57536

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 $111,100. Owner-occupancy sits near the national average at 73%.

The gap between median ($72,250) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average. 34% 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 27 minutes is near the national average. Remote work is prevalent — 21% of workers work from home.

College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 57536 reflects a community defined by a trades-oriented workforce, a high rate of remote workers, and a significant Social Security-dependent population.

313

population

411.86

sq mi land

Standard

ZIP type

Central (CT)

timezone

57536 ZIP code map

Cities in ZIP code 57536

Below are the cities the US Postal Service accepts for ZIP code 57536. Using any city not on this list may result in mail delivery delays.

City	Status
Harrold	Acceptable
Harrold	Preferred

Nearby ZIP codes

57522 Blunt (7 mi) 57345 Highmore (15.9 mi)

Demographics updated 05/2026

Population
Total population	313
Population density	1 / sq mi
State FIPS	46
County FIPS	065

Geography
Land area	411.86 sq mi
Water area	23.13 sq mi
Latitude	44.4317
Longitude	-99.7685
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	30.3%	36.1%	41.7%
$50k – $100k	37.8%	35.7%	33.8%
$100k – $200k	21.0%	25.0%	20.1%
Over $200k	10.9%	3.2%	4.4%

Demographics & statistics

313

Population

People per sq mi

49.4

Median age

$72,250

Median household income

$41,966

Per capita income

$111,100

Median home value

$800

Median monthly rent

73.2%

Home ownership

3.8%

Poverty rate

0.0%

Unemployment

152

Housing units

18.4%

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	84	26.8%
18 and over	229	73.2%
65 and over	68	21.7%
Median age	49.4 years

Race & ethnicity

White 80.6%

American Indian / Alaska Native 17.8%

Hispanic or Latino 0.6%

Other race 0.6%

Black or African American 0.3%

Group	Count	%
White	254	80.6%
American Indian / Alaska Native	56	17.8%
Hispanic or Latino	2	0.6%
Other race	2	0.6%
Black or African American	1	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.3%	36.1%	41.7%
$50k – $100k	37.8%	35.7%	33.8%
$100k – $200k	21.0%	25.0%	20.1%
Over $200k	10.9%	3.2%	4.4%

Under $10k 1.6%

$10k–$15k 4.1%

$15k–$25k 5.7%

$25k–$35k 11.4%

$35k–$50k 7.3%

$50k–$75k 20.3%

$75k–$100k 3.3%

$100k–$150k 30.9%

$150k–$200k 8.9%

$200k+ 6.5%

Range	% of households
Under $10k	1.6%
$10k–$15k	4.1%
$15k–$25k	5.7%
$25k–$35k	11.4%
$35k–$50k	7.3%
$50k–$75k	20.3%
$75k–$100k	3.3%
$100k–$150k	30.9%
$150k–$200k	8.9%
$200k+	6.5%
Median income	$72,250

Housing

Home values

Under $50k 28.9%

$50k–$100k 16.7%

$100k–$150k 10.0%

$150k–$200k 16.7%

$200k–$300k 11.1%

$300k–$500k 3.3%

$500k–$1M 5.6%

$1M+ 7.8%

Housing overview

Metric	Value
Median home value	$111,100
Median rent / month	$800
Owner occupied	73.2%
Renter occupied	26.8%
Vacant	33.5%
Single-family detached	83.8%
Large apartment buildings	0.0%
Mobile homes	11.9%
Median rooms	5.7
Avg household size (owned)	2.33

Year built

Era	%
2020 or later	0.0%
2010–2019	3.2%
2000–2009	10.3%
1990–1999	10.3%
1980–1989	4.3%
1970–1979	13.0%
1960–1969	4.9%
1950–1959	12.4%
1940–1949	13.0%
1939 or earlier	28.6%

Bedrooms

Size	% of units
No bedroom (studio)	4.3%
1 bedroom	1.1%
2 bedrooms	28.6%
3 bedrooms	49.2%
4 bedrooms	11.4%
5+ bedrooms	5.4%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	12.2%
2 vehicles	40.7%
3 or more	45.5%

Heating fuel

Fuel type	%
Electricity	49.6%
Propane / LP gas	49.6%
Fuel oil	0.8%

Households & families

Household type	Count	%
Married-couple family	61	49.6%
Cohabiting couple	8	6.5%
Male householder, no spouse	38	30.9%
Female householder, no spouse	16	13.0%
Households with children under 18	38	30.9%
Households with seniors (65+)	45	36.6%
Average household size	2.54

Marital status

Status	Male	Female
Never married	24.4%	27.1%
Married	46.7%	61.7%
Separated	5.9%	0.0%
Widowed	3.0%	4.7%
Divorced	20.0%	6.5%

Education

Less than 9th grade 6.3%

Some HS, no diploma 1.4%

HS graduate 40.6%

Some college, no degree 20.3%

Associate's degree 13.0%

Bachelor's degree 15.9%

Graduate / professional 2.4%

Metric	%
HS diploma or higher	92.3%
Bachelor's or higher	18.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	6	14.0%
Elementary school	15	34.9%
High school	22	51.2%
College / grad school	0	0.0%

Employment

Industry of employment

Agriculture & mining 38.8%

Education & healthcare 24.4%

Manufacturing 6.9%

Wholesale trade 6.9%

Arts, food & hospitality 5.0%

Construction 4.4%

Transportation & utilities 3.8%

Professional & management 3.8%

Other services 3.8%

Public administration 2.5%

Occupation

Category	%
Management, business & arts	54.4%
Service	15.0%
Sales & office	18.8%
Natural resources & construction	5.0%
Production & transportation	6.9%

Employment type

Type	%
Private sector	58.1%
Government	12.5%
Self-employed	29.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	63.1%
Carpool	9.4%
Public transit	0.0%
Walk	6.9%
Work from home	20.6%
Other means	0.0%
Avg commute (minutes)	26.8

Poverty

All people 3.8%

Under 18 years 2.4%

18 and over 4.4%

Married-couple families 0.0%

Female-led households 20.0%

Income support

Source	% of households
Social Security	34.1%
Retirement income	15.4%
Supplemental Security	5.7%
Cash public assistance	1.6%
Food stamps / SNAP	5.7%

Health indicators

Condition	%
Obesity	35.7%
High blood pressure	31.9%
High cholesterol	32.3%
Diabetes	10.2%
Heart disease	7.2%
Stroke	3.2%
Asthma	8.8%
Arthritis	24.3%
Kidney disease	3.0%
Pulmonary disease	5.7%
Cancer	7.7%

Behavior / access	%
Smoking	17.6%
Binge drinking	19.3%
No physical activity	21.9%
Less than 7 hrs sleep	30.4%
Depression	14.6%
Fair or poor health	11.1%
Poor mental health	10.1%
Poor physical health	8.8%
No health insurance	10.5%
Visited doctor (checkup)	75.4%
Visited dentist	71.2%
Cholesterol screening	91.4%
Teeth loss	11.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	10	4.4%

Disability	%
Any disability	12.5%
Under 18	1.2%
18–64 years	10.6%
65 and over	30.9%

Health insurance coverage

Type	%
Private insurance	67.1%
Public insurance	31.0%
No insurance	9.3%
Uninsured under 19	8.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	271	86.6%
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)	313	100.0%
Born in same state	313	100.0%
Born in different state	280	89.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	22	7%
Italian	13	4.2%
French	7	2.2%

Ancestry	Count	%
Polish	5	1.6%
German	3	1%

Technology access

Metric	% of households
Computer access	39.3%
Internet access	86.2%

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

Frequently asked questions about ZIP code 57536

What city is ZIP code 57536 in?

ZIP code 57536 is primarily assigned to Harrold, South Dakota.

What county is ZIP code 57536 in?

ZIP code 57536 falls within Hughes County, South Dakota.

What is the typical home value in ZIP code 57536?

The median home value in ZIP code 57536 is $111,100.

What is the population of ZIP code 57536?

ZIP code 57536 has an estimated population of 313 residents, with a density of 1 people per square mile.

What is the median household income in ZIP code 57536?

The median household income in ZIP code 57536 is $72,250, below the national median of ~$75,000.

What timezone is ZIP code 57536 in?

ZIP code 57536 observes the CST timezone.