57373 ZIP Code — Saint Lawrence, SD

Hand County, South Dakota

ZIP code 57373 is located in Saint Lawrence, South Dakota, within Hand County. It covers approximately 219.28 square miles and serves a population of 383 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57373

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 $122,900. Owner-occupancy sits near the national average at 70%.

The gap between median ($39,643) and mean household income suggests income inequality — a small number of higher earners pull the average up. 30% 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 13 minutes is near the national average.

Educational attainment is near the national average, with 31% of residents holding a bachelor's degree or higher.

383

population

219.28

sq mi land

Standard

ZIP type

Central (CT)

timezone

57373 ZIP code map

Cities in ZIP code 57373

Below are the cities the US Postal Service accepts for ZIP code 57373. Using any city not on this list may result in mail delivery delays.

City	Status
Saint Lawrence	Acceptable
Saint Lawrence	Preferred

Nearby ZIP codes

57381 Wessington (7 mi) 57362 Miller (10.6 mi) 57371 Ree Heights (18.3 mi) 57384 Wolsey (18.7 mi)

Demographics updated 05/2026

Population
Total population	383
Population density	2 / sq mi
State FIPS	46
County FIPS	059

Geography
Land area	219.28 sq mi
Water area	0.26 sq mi
Latitude	44.4883
Longitude	-98.8547
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	31.0%	46.9%	41.7%
$50k – $100k	57.0%	29.3%	33.8%
$100k – $200k	10.0%	20.4%	20.1%
Over $200k	2.0%	3.5%	4.4%

Demographics & statistics

383

Population

People per sq mi

50.4

Median age

$39,643

Median household income

$38,712

Per capita income

$122,900

Median home value

Median monthly rent

70.2%

Home ownership

8.9%

Poverty rate

0.0%

Unemployment

151

Housing units

30.5%

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	21.9%
18 and over	299	78.1%
65 and over	77	20.1%
Median age	50.4 years

Race & ethnicity

White 97.9%

Black or African American 1%

American Indian / Alaska Native 0.5%

Hispanic or Latino 0.3%

Two or more races 0.3%

Group	Count	%
White	376	97.9%
Black or African American	4	1%
American Indian / Alaska Native	2	0.5%
Hispanic or Latino	1	0.3%
Two or more races	1	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.0%	46.9%	41.7%
$50k – $100k	57.0%	29.3%	33.8%
$100k – $200k	10.0%	20.4%	20.1%
Over $200k	2.0%	3.5%	4.4%

Under $10k 1.6%

$10k–$15k 9.6%

$15k–$25k 11.2%

$25k–$35k 20.7%

$35k–$50k 12.2%

$50k–$75k 7.4%

$75k–$100k 13.8%

$100k–$150k 13.3%

$200k+ 10.1%

Range	% of households
Under $10k	1.6%
$10k–$15k	9.6%
$15k–$25k	11.2%
$25k–$35k	20.7%
$35k–$50k	12.2%
$50k–$75k	7.4%
$75k–$100k	13.8%
$100k–$150k	13.3%
$200k+	10.1%
Median income	$39,643

Housing

Home values

Under $50k 28.8%

$50k–$100k 12.9%

$100k–$150k 9.8%

$150k–$200k 12.1%

$200k–$300k 13.6%

$300k–$500k 14.4%

$500k–$1M 8.3%

Housing overview

Metric	Value
Median home value	$122,900
Median rent / month	$0
Owner occupied	70.2%
Renter occupied	29.8%
Vacant	9.2%
Single-family detached	89.9%
Large apartment buildings	0.0%
Mobile homes	9.2%
Median rooms	6.4
Avg household size (owned)	2.24

Year built

Era	%
2020 or later	0.0%
2010–2019	4.3%
2000–2009	1.4%
1990–1999	6.3%
1980–1989	1.9%
1970–1979	19.8%
1960–1969	3.9%
1950–1959	2.4%
1940–1949	2.9%
1939 or earlier	57.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.9%
2 bedrooms	19.3%
3 bedrooms	49.8%
4 bedrooms	20.3%
5+ bedrooms	7.7%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	23.4%
2 vehicles	30.9%
3 or more	44.1%

Heating fuel

Fuel type	%
Electricity	26.6%
Propane / LP gas	51.1%
Fuel oil	3.7%
Wood	1.1%
No fuel used	3.7%

Households & families

Household type	Count	%
Married-couple family	106	56.4%
Cohabiting couple	0	0.0%
Male householder, no spouse	44	23.4%
Female householder, no spouse	38	20.2%
Households with children under 18	43	22.9%
Households with seniors (65+)	57	30.3%
Average household size	2.04

Marital status

Status	Male	Female
Never married	23.2%	3.9%
Married	71.5%	71.9%
Separated	0.0%	0.0%
Widowed	0.0%	17.6%
Divorced	5.3%	6.5%

Education

Less than 9th grade 1.5%

Some HS, no diploma 2.9%

HS graduate 31.3%

Some college, no degree 16.2%

Associate's degree 17.6%

Bachelor's degree 28.3%

Graduate / professional 2.2%

Metric	%
HS diploma or higher	95.6%
Bachelor's or higher	30.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2	2.6%
Kindergarten	10	12.8%
Elementary school	35	44.9%
High school	5	6.4%
College / grad school	26	33.3%

Employment

Industry of employment

Agriculture & mining 35.0%

Education & healthcare 18.3%

Construction 9.2%

Retail trade 8.8%

Other services 7.5%

Professional & management 5.0%

Manufacturing 4.6%

Wholesale trade 4.2%

Arts, food & hospitality 4.2%

Transportation & utilities 1.7%

Information 1.3%

Finance & real estate 0.4%

Occupation

Category	%
Management, business & arts	45.4%
Service	21.3%
Sales & office	14.6%
Natural resources & construction	14.2%
Production & transportation	4.6%

Employment type

Type	%
Private sector	65.4%
Government	10.8%
Self-employed	23.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	67.9%
Carpool	12.4%
Public transit	0.0%
Walk	0.0%
Work from home	19.7%
Other means	0.0%
Avg commute (minutes)	12.5

Poverty

All people 8.9%

Under 18 years 4.8%

18 and over 10.0%

Married-couple families 12.3%

Female-led households 0.0%

Income support

Source	% of households
Social Security	30.3%
Retirement income	3.7%
Supplemental Security	0.0%
Cash public assistance	0.5%
Food stamps / SNAP	1.1%

Health indicators

Condition	%
Obesity	33.0%
High blood pressure	34.0%
High cholesterol	33.6%
Diabetes	9.9%
Heart disease	7.9%
Stroke	3.4%
Asthma	8.5%
Arthritis	26.8%
Kidney disease	3.2%
Pulmonary disease	6.3%
Cancer	8.8%

Behavior / access	%
Smoking	16.1%
Binge drinking	17.7%
No physical activity	22.7%
Less than 7 hrs sleep	26.7%
Depression	14.6%
Fair or poor health	11.1%
Poor mental health	9.7%
Poor physical health	8.8%
No health insurance	10.7%
Visited doctor (checkup)	77.2%
Visited dentist	70.8%
Cholesterol screening	91.1%
Teeth loss	12.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	13	4.3%

Disability	%
Any disability	7.3%
Under 18	4.8%
18–64 years	0.9%
65 and over	28.6%

Health insurance coverage

Type	%
Private insurance	85.1%
Public insurance	31.1%
No insurance	3.1%
Uninsured under 19	4.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	350	91.4%
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)	383	100.0%
Born in same state	383	100.0%
Born in different state	281	73.4%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	82	21.4%
Polish	23	6%
French	19	5%

Ancestry	Count	%
English	16	4.2%
Arab	13	3.4%
Dutch	12	3.1%

Technology access

Metric	% of households
Computer access	49.1%
Internet access	93.6%

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

Frequently asked questions about ZIP code 57373

What city is ZIP code 57373 in?

ZIP code 57373 is primarily assigned to Saint Lawrence, South Dakota.

What county is ZIP code 57373 in?

ZIP code 57373 falls within Hand County, South Dakota.

What is the typical home value in ZIP code 57373?

The median home value in ZIP code 57373 is $122,900.

What is the median household income in ZIP code 57373?

The median household income in ZIP code 57373 is $39,643, below the national median of ~$75,000.

What is the population of ZIP code 57373?

ZIP code 57373 has an estimated population of 383 residents, with a density of 2 people per square mile.

What timezone is ZIP code 57373 in?

ZIP code 57373 observes the CST timezone.