US ZIP Code
57427

Bath, SD

Brown County  ·  South Dakota

● Active
👥 512 Population ↓ 33% since 2019
💰 $82,308 Median HH Income
▲ 8% above avg ↓ 26% since 2019
🎂 44.4 Median Age ↑ 5% since 2019
🏠 $384,100 Median Home Value
▲ 38% above avg ↑ 173% since 2019
🎓 32.4% College Grads
▼ 16% below avg
📊 0.0% Unemployment
▼ 100% below avg
ZIP Code Details
ZIP Code57427
CityBath
StateSouth Dakota (SD)
CountyBrown County
Area Code605
Elevation1,301 ft
Latitude45.480547
Longitude-98.318576
TimezoneChicago (DST)
FIPS46013
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.9% (271) Female 47.1% (241) ♀

Race & Ethnicity

White: 100%Race
White100.0%

Age Breakdown

Under 5
3%
5–17
12%
18–24
10%
25–44
27%
45–64
34%
65+
4%

Key Indicators

Median Age44.4 yrs ↑ 5% since 2019
Avg Household Size2.23
Below Poverty9.4% ≈ Avg
College Grads32.4% ▼ 16% below avg
Unemployment0.0% ▼ 100% below avg
HS Graduate191 (54.7%)
Some College45 (12.9%)
Bachelors39 (11.2%)
Graduate Degree74 (21.2%)

Education

HS Grad: 54.7%Some College: 12.9%Bachelors: 11.2%Graduate: 21.2%Edu
HS Grad54.7%
Some College12.9%
Bachelors11.2%
Graduate21.2%
Housing & Income

Housing Tenure

Owner: 86.1%Renter: 13.9%Tenure
Owner86.1%
Renter13.9%

Home Value Distribution

Under $50k
6%
$50k–100k
5%
$100k–150k
6%
$150k–200k
8%
$300k–500k
50%
Over $500k
26%

Financials

Median HH Income$82,308 ▲ 8% above avg ↓ 26% since 2019
Median Home Value$384,100 ▲ 38% above avg ↑ 173% since 2019
Home/Income Ratio4.7x (nat avg ~3.5x)
Total Units248
Vacant Units18
Avg HH Size2.23

Income Distribution

Under $25k
6%
$25k–50k
25%
$50k–75k
9%
$75k–100k
17%
$100k–150k
20%
$150k–200k
5%
Over $200k
18%
Employment & Commute

How People Get to Work

Drove Alone
94%
Work From Home
6%

Commute Time

Under 15 min
43%
15–30 min
44%
Over 45 min
12%
Housing Stock

Year Built

1940s–1950s
5%
1980s–1990s
29%
2000+
66%

Summary

Total Units248
Vacant18
Owner Occupied86.1%
Renter Occupied13.9%
Avg HH Size2.23
Frequently Asked Questions
ZIP code 57427 is in Bath, SD, in Brown County.
ZIP code 57427 is located in South Dakota (SD).
ZIP code 57427 is in Brown County, SD.
ZIP 57427 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57427 is 512 people (ACS 2023).
The median household income in ZIP code 57427 is $82,308 (ACS 2023).
The median home value in ZIP 57427 is $384,100 (ACS 2023).
About ZIP Code 57427

ZIP code 57427 is located in Bath, South Dakota, within Brown County. With a population of 512, this is a sparsely populated ZIP code with a middle-aged community — the median age is 44.4 years. Economically, 57427 is a middle-income ZIP code: the median household income of $82,308 is near the national average.

Real estate in ZIP code 57427 represents a mid-range housing market. The median home value of $384,100 is above the national average. Homeownership is strong here — 86.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 173% since 2019.

The population of 57427 is primarily White (100.00%). Residents are moderately educated — 32.4% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 9.4%. Household income has declined by 26% since 2019.

As in most parts of the country, driving alone is the dominant commute mode at 94%.

Overall, ZIP code 57427 in Bath, SD is characterized as middle-income, moderately educated, a middle-aged community, and predominantly owner-occupied. With 512 residents, a median household income of $82,308, and a median home value of $384,100, it offers a clear picture of life in this part of South Dakota.