Mc Laughlin, SD · standard

ZIP Code 57642

Corson County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,917
1/sq mi
$58,750
Median income
$70,000
Median home value
19.5%
Bachelor's or higher

The verdict

Mc Laughlin pairs a below-median household income with among the most affordable home values nationally, in a rural, mixed-tenure area.

27th pct
household income, US ZIPs
3th pct
home value, US ZIPs
1
people per sq mi
53%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57642 against every reporting US ZIP.

ZIP code 57642 covers 1474.6 square miles in Mc Laughlin, Corson County, South Dakota (a standard USPS delivery area), with a modest 1,917 residents on file, a density of 1 people per square mile, in the Denver time zone.

ZIP 57642 reports a modest median household income of $58,750 (23% below the South Dakota average), while per-capita income is $24,031. Poverty here runs at 43.5%, with unemployment measured at 23.9%. The typical home here is valued at $70,000 (64% below the state average); renters pay a median of $586 monthly, and 53.3% of units are owner-occupied.

Educational attainment sits below the national norm: 19.5% of adults hold a bachelor's degree or higher, the median age is 28.1, and the average commute is -. We also surface 1 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Corson County, so you can benchmark 57642 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 57642

Top 5 sectors by establishment count in Mc Laughlin, SD

Which industries have the most business establishments in ZIP 57642.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 57642, Mc Laughlin, SD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,917

Population

1474.6

Area (sq mi)

1

People / sq mi

Denver

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 57642?

28.1

Median Age

48.3%

Male

51.7%

Female

0.0%

Foreign-Born

White 24.3%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 73.6%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 1.6%
Hispanic or Latino 0.5%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$58,750

Median Household Income

-23% vs state

$24,031

Per Capita Income

43.5%

Poverty Rate

23.9%

Unemployment Rate

How ZIP 57642 ranks nationally

Mc Laughlin, SD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$58,750 27th percentile higher than 27% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 54.5%
Bachelor's Degree or Higher 19.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

664

Total Housing Units

559

Occupied Units

105

Vacant Units

3.52

Avg Household Size

Occupancy Type

Owner 53.3%
Renter 46.7%

$70,000

Median Home Value

-64% vs state

$586

Median Rent

1973

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 23 business establishments in ZIP 57642, employing approximately 133 people with a combined annual payroll of $4,752,000.

23

Businesses

133

Employees

$4.8M

Annual Payroll

3

Industry Sectors

Industry Establishments % of Total
Retail trade 5 21.7%
Health care and social assistance 3 13.0%
Other services (except public administration) 3 13.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 57642 vs 57639 →

ZIP Code City Population Distance
57639 Little Eagle, SD 371 7.5 mi

More ZIP Codes in Corson County

Frequently Asked Questions

What county is ZIP code 57642 in?
ZIP code 57642 (Mc Laughlin) is located in Corson County, South Dakota. Corson County contains multiple ZIP codes, see the full list at /counties/corson-sd.
What is the population of ZIP code 57642?
ZIP code 57642 in Mc Laughlin, SD has a population of 1,917 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57642?
The median household income in ZIP 57642 is $58,750, which is 23% below the national average of $76,288.
What is the average home value in ZIP 57642?
The median home value in ZIP 57642 is $70,000, which is 75% below the national average of $278,155.
What is the demographic makeup of ZIP 57642?
The largest racial group in ZIP 57642 is American Indian or Alaska Native at 73.6%. Hispanic or Latino residents make up 0.5% of the population.
How many businesses are in ZIP code 57642?
ZIP code 57642 has 23 business establishments employing approximately 133 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 57642?
The top industries by establishment count in ZIP 57642 are: Retail trade (5), Health care and social assistance (3), Other services (except public administration) (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 57642?
In ZIP code 57642, 54.5% of residents aged 25+ have a high school diploma or higher, and 19.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 57642?
In ZIP code 57642, approximately 53.3% of occupied housing units are owner-occupied and 46.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57642?
The poverty rate in ZIP code 57642 is 43.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.