57030 ZIP Code — Garretson, SD

Minnehaha County, South Dakota

ZIP code 57030 is located in Garretson, South Dakota, within Minnehaha County. It covers approximately 132.79 square miles and serves a population of 2,696 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57030

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 $271,600. Owner-occupancy is high at 78%, well above the national average.

Median household income is $81,108. 35% 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. The average commute of 26 minutes is near the national average.

Educational attainment is near the national average, with 27% of residents holding a bachelor's degree or higher.

Overall, ZIP code 57030 reflects a community defined by high homeownership and a significant Social Security-dependent population.

2,696

population

132.79

sq mi land

Standard

ZIP type

Central (CT)

timezone

57030 ZIP code map

Cities in ZIP code 57030

Below are the cities the US Postal Service accepts for ZIP code 57030. Using any city not on this list may result in mail delivery delays.

City	Status
Garretson	Acceptable
Garretson	Preferred

Nearby ZIP codes

57022 Dell Rapids (9.4 mi) 57003 Baltic (9.4 mi) 57055 Renner (10.1 mi) 57065 Trent (10.2 mi) 57005 Brandon (11.6 mi) 56144 Jasper (12.2 mi) 57104 Sioux Falls (12.2 mi) 57068 Valley Springs (12.4 mi) 56116 Beaver Creek (12.8 mi) 57020 Crooks (13.2 mi) 56156 Luverne (13.9 mi) 57110 Sioux Falls (14 mi)

Demographics updated 06/2026

Population
Total population	2,696
Population density	20 / sq mi
State FIPS	46
County FIPS	099

Geography
Land area	132.79 sq mi
Water area	0.39 sq mi
Latitude	43.7472
Longitude	-96.5721
Timezone	Central (CT)
Area code	605

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.9%	38.0%	41.7%
$50k – $100k	41.6%	35.0%	33.8%
$100k – $200k	22.6%	22.8%	20.1%
Over $200k	2.8%	4.2%	4.4%

Demographics & statistics

2,696

Population

People per sq mi

47.1

Median age

$81,108

Median household income

$43,289

Per capita income

$271,600

Median home value

$738

Median monthly rent

78.0%

Home ownership

1.5%

Poverty rate

3.5%

Unemployment

933

Housing units

27.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

130

25–34

134

116

35–44

121

159

45–54

164

132

55–59

136

176

60–64

183

136

65–74

141

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	596	22.1%
18 and over	2,100	77.9%
65 and over	495	18.4%
Median age	47.1 years

Race & ethnicity

White 90.9%

American Indian / Alaska Native 6.1%

Two or more races 1.8%

Hispanic or Latino 0.8%

Black or African American 0.3%

Other race 0.1%

Group	Count	%
White	2,471	90.9%
American Indian / Alaska Native	165	6.1%
Two or more races	49	1.8%
Hispanic or Latino	23	0.8%
Black or African American	9	0.3%
Other race	2	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.9%	38.0%	41.7%
$50k – $100k	41.6%	35.0%	33.8%
$100k – $200k	22.6%	22.8%	20.1%
Over $200k	2.8%	4.2%	4.4%

Under $10k 1.8%

$10k–$15k 0.6%

$15k–$25k 5.3%

$25k–$35k 3.0%

$35k–$50k 15.9%

$50k–$75k 18.2%

$75k–$100k 16.3%

$100k–$150k 22.4%

$150k–$200k 7.9%

$200k+ 8.6%

Range	% of households
Under $10k	1.8%
$10k–$15k	0.6%
$15k–$25k	5.3%
$25k–$35k	3.0%
$35k–$50k	15.9%
$50k–$75k	18.2%
$75k–$100k	16.3%
$100k–$150k	22.4%
$150k–$200k	7.9%
$200k+	8.6%
Median income	$81,108

Housing

Home values

Under $50k 3.2%

$50k–$100k 4.1%

$100k–$150k 12.9%

$150k–$200k 12.1%

$200k–$300k 23.4%

$300k–$500k 30.5%

$500k–$1M 12.2%

$1M+ 1.6%

Housing overview

Metric	Value
Median home value	$271,600
Median rent / month	$738
Owner occupied	78.0%
Renter occupied	22.0%
Vacant	4.8%
Single-family detached	80.1%
Large apartment buildings	0.0%
Mobile homes	3.1%
Median rooms	6.8
Avg household size (owned)	2.35

Year built

Era	%
2020 or later	0.0%
2010–2019	12.3%
2000–2009	13.6%
1990–1999	16.9%
1980–1989	4.7%
1970–1979	15.4%
1960–1969	5.6%
1950–1959	4.1%
1940–1949	5.8%
1939 or earlier	21.8%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	3.2%
2 bedrooms	26.2%
3 bedrooms	28.3%
4 bedrooms	29.7%
5+ bedrooms	11.5%

Vehicles per household

Vehicles	% of households
No vehicle	0.8%
1 vehicle	23.2%
2 vehicles	32.0%
3 or more	44.0%

Heating fuel

Fuel type	%
Utility gas	35.0%
Electricity	28.9%
Propane / LP gas	30.5%
Fuel oil	2.2%
No fuel used	2.3%

Households & families

Household type	Count	%
Married-couple family	606	54.0%
Cohabiting couple	85	7.6%
Male householder, no spouse	147	13.1%
Female householder, no spouse	285	25.4%
Households with children under 18	287	25.6%
Households with seniors (65+)	359	32.0%
Average household size	2.35

Marital status

Status	Male	Female
Never married	23.9%	15.9%
Married	59.7%	56.1%
Separated	0.0%	0.4%
Widowed	5.8%	15.9%
Divorced	10.6%	11.6%

Education

Less than 9th grade 1.2%

Some HS, no diploma 2.5%

HS graduate 29.9%

Some college, no degree 20.5%

Associate's degree 18.7%

Bachelor's degree 20.1%

Graduate / professional 7.1%

Metric	%
HS diploma or higher	96.4%
Bachelor's or higher	27.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	12	2.2%
Kindergarten	8	1.4%
Elementary school	278	50.0%
High school	170	30.6%
College / grad school	88	15.8%

Employment

Industry of employment

Education & healthcare 21.6%

Transportation & utilities 12.5%

Agriculture & mining 8.9%

Retail trade 8.8%

Construction 8.2%

Manufacturing 7.3%

Finance & real estate 7.2%

Professional & management 6.3%

Other services 6.0%

Wholesale trade 5.2%

Public administration 3.4%

Arts, food & hospitality 3.3%

Information 1.4%

Occupation

Category	%
Management, business & arts	37.9%
Service	9.9%
Sales & office	20.1%
Natural resources & construction	17.7%
Production & transportation	14.4%

Employment type

Type	%
Private sector	75.8%
Government	14.0%
Self-employed	9.5%
Unpaid family workers	0.8%

Commute

Method	%
Drive alone	87.5%
Carpool	3.1%
Public transit	0.0%
Walk	2.3%
Work from home	7.0%
Other means	0.1%
Avg commute (minutes)	26.0

Poverty

All people 1.5%

Under 18 years 1.0%

18 and over 1.7%

Married-couple families 0.0%

Female-led households 4.0%

Income support

Source	% of households
Social Security	35.0%
Retirement income	22.4%
Supplemental Security	0.0%
Cash public assistance	0.3%
Food stamps / SNAP	2.2%

Health indicators

Condition	%
Obesity	30.5%
High blood pressure	29.2%
High cholesterol	29.8%
Diabetes	7.6%
Heart disease	5.9%
Stroke	2.6%
Asthma	8.9%
Arthritis	21.9%
Kidney disease	2.5%
Pulmonary disease	5.0%
Cancer	7.0%

Behavior / access	%
Smoking	16.4%
Binge drinking	19.4%
No physical activity	19.4%
Less than 7 hrs sleep	27.0%
Depression	16.5%
Fair or poor health	9.6%
Poor mental health	10.2%
Poor physical health	7.8%
No health insurance	10.5%
Visited doctor (checkup)	76.6%
Visited dentist	73.5%
Cholesterol screening	89.8%
Teeth loss	10.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	139	6.6%

Disability	%
Any disability	12.1%
Under 18	2.5%
18–64 years	9.1%
65 and over	36.0%

Health insurance coverage

Type	%
Private insurance	82.3%
Public insurance	23.8%
No insurance	4.7%
Uninsured under 19	3.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,539	94.2%
Spanish	7	0.3%
Other Indo-European	0	0.0%
Asian & Pacific Islander	7	0.3%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,694	99.9%
Born in same state	2,674	99.2%
Born in different state	1,743	64.7%
Foreign born	20	0.7%
Naturalized citizen	2	0.1%
Not a US citizen	2	100.0%

Ancestry

Ancestry	Count	%
Polish	588	21.8%
Italian	271	10.1%
English	262	9.7%
French	197	7.3%

Ancestry	Count	%
Arab	91	3.4%
Dutch	81	3%
German	1	0%

Technology access

Metric	% of households
Computer access	41.7%
Internet access	96.3%

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

Frequently asked questions about ZIP code 57030

What city is ZIP code 57030 in?

ZIP code 57030 is primarily assigned to Garretson, South Dakota.

What county is ZIP code 57030 in?

ZIP code 57030 falls within Minnehaha County, South Dakota.

What is the population of ZIP code 57030?

ZIP code 57030 has an estimated population of 2,696 residents, with a density of 20 people per square mile.

What is the typical home value in ZIP code 57030?

The median home value in ZIP code 57030 is $271,600.

What is the median household income in ZIP code 57030?

The median household income in ZIP code 57030 is $81,108, above the national median of ~$75,000.

What timezone is ZIP code 57030 in?

ZIP code 57030 observes the CST timezone.