PlainZIP

Bath, SD · standard

ZIP Code 57427

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

620
4/sq mi
$83,977
Median income
$363,700
Median home value
8.8%
Bachelor's or higher

The verdict

Bath pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 33%
household income, US ZIPs
Top 25%
home value, US ZIPs
4
people per sq mi
81%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57427 against every reporting US ZIP.

ZIP code 57427 is a sparsely populated ZIP (a standard USPS delivery area) in Bath, Brown County, South Dakota, home to just 620 residents across 155.0 square miles, a density of 4 people per square mile, in the Chicago time zone.

ZIP 57427 lands in the middle-income range, with a median household income of $83,977 (10% above the South Dakota average), while per-capita income is $49,728. Local economic indicators show a 11.5% poverty rate alongside 0.0% unemployment. The typical home here is valued at $363,700 (90% above the state average); renters pay a median of - monthly, and 81.4% of units are owner-occupied.

Formal educational attainment runs low here: just 8.8% of adults hold a bachelor's degree or higher, the median age is 42.8, and the average commute is -. South Dakota and national benchmarks, shown above, are the best way to contextualize 57427, not the raw numbers 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 →

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 57427, Bath, 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

620

Population

155.0

Area (sq mi)

4

People / sq mi

Chicago

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 57427?

42.8

Median Age

54.9%

Male

45.1%

Female

0.0%

Foreign-Born

White 100.0%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

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?

$83,977

Median Household Income

+10% vs state

$49,728

Per Capita Income

11.5%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 57427 ranks nationally

Bath, SD household income vs. every US ZIP code

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

$83,977 Top 33% higher than 67% 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%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 72.2%
Bachelor's Degree or Higher 8.8%

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

What does housing look like?

197

Total Housing Units

161

Occupied Units

36

Vacant Units

2.39

Avg Household Size

Occupancy Type

Owner 81.4%
Renter 18.6%

$363,700

Median Home Value

+90% vs state

2001

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 57427, employing approximately 98 people with a combined annual payroll of $6,422,000.

14

Businesses

98

Employees

$6.4M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 7 50.0%

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

More ZIP Codes in Brown County

57401 standard
Aberdeen, SD
Pop: 30,061
57445 standard
Groton, SD
Pop: 2,068
57479 standard
Warner, SD
Pop: 666
57441 standard
Frederick, SD
Pop: 607
57481 standard
Westport, SD
Pop: 598
57446 standard
Hecla, SD
Pop: 472

Related Areas

Brown County Bath, SD South Dakota

Frequently Asked Questions

What county is ZIP code 57427 in? ▼
ZIP code 57427 (Bath) is located in Brown County, South Dakota. Brown County contains multiple ZIP codes, see the full list at /counties/brown-sd.
What is the population of ZIP code 57427? ▼
ZIP code 57427 in Bath, SD has a population of 620 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57427? ▼
The median household income in ZIP 57427 is $83,977, which is 10% above the national average of $76,288.
What is the average home value in ZIP 57427? ▼
The median home value in ZIP 57427 is $363,700, which is 31% above the national average of $278,155.
What is the demographic makeup of ZIP 57427? ▼
The largest racial group in ZIP 57427 is White at 100.0%.
How many businesses are in ZIP code 57427? ▼
ZIP code 57427 has 14 business establishments employing approximately 98 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 57427? ▼
In ZIP code 57427, 72.2% of residents aged 25+ have a high school diploma or higher, and 8.8% 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 57427? ▼
In ZIP code 57427, approximately 81.4% of occupied housing units are owner-occupied and 18.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57427? ▼
The poverty rate in ZIP code 57427 is 11.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.