US ZIP Code
57345

Highmore, SD

Hyde County  ·  South Dakota

● Active
👥 1,089 Population
💰 $78,750 Median HH Income
≈ Avg ↑ 27% since 2019
🎂 46.8 Median Age ↓ 14% since 2019
🏠 $122,000 Median Home Value
▼ 56% below avg ↑ 38% since 2019
🎓 47.0% College Grads
▲ 21% above avg
📊 0.0% Unemployment
▼ 100% below avg ↓ 100% since 2019
ZIP Code Details
ZIP Code57345
CityHighmore
StateSouth Dakota (SD)
CountyHyde County
Area Code605
Elevation1,846 ft
Latitude44.578381
Longitude-99.444401
TimezoneChicago (DST)
FIPS46069
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.3% (569) Female 47.8% (520) ♀

Race & Ethnicity

White: 84.8%Hispanic: 1.7%Other: 12.8%Race
White84.8%
Hispanic1.7%
Other12.8%

Age Breakdown

Under 5
8%
5–17
14%
18–24
2%
25–44
22%
45–64
25%
65+
13%

Key Indicators

Median Age46.8 yrs ↓ 14% since 2019
Avg Household Size2.24
Below Poverty6.3% ▼ 37% below avg
College Grads47.0% ▲ 21% above avg
Unemployment0.0% ▼ 100% below avg
No HS Diploma5 (0.7%)
HS Graduate247 (32.3%)
Some College64 (8.4%)
Associates89 (11.6%)
Bachelors169 (22.1%)
Graduate Degree190 (24.9%)

Education

No HS: 0.7%HS Grad: 32.3%Some College: 8.4%Associates: 11.6%Bachelors: 22.1%Graduate: 24.9%Edu
No HS0.7%
HS Grad32.3%
Some College8.4%
Associates11.6%
Bachelors22.1%
Graduate24.9%
Housing & Income

Housing Tenure

Owner: 84.9%Renter: 15.1%Tenure
Owner84.9%
Renter15.1%

Home Value Distribution

Under $50k
13%
$50k–100k
28%
$100k–150k
16%
$150k–200k
9%
$200k–300k
22%
$300k–500k
11%
Over $500k
2%

Financials

Median HH Income$78,750 ≈ Avg ↑ 27% since 2019
Median Home Value$122,000 ▼ 56% below avg ↑ 38% since 2019
Home/Income Ratio1.5x (nat avg ~3.5x)
Median Rent$1,000/mo ↑ 52% since 2019
Total Units548
Vacant Units84
Avg HH Size2.24

Income Distribution

Under $25k
11%
$25k–50k
23%
$50k–75k
15%
$75k–100k
10%
$100k–150k
27%
$150k–200k
13%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
76%
Public Transit
2%
Walked
7%
Work From Home
15%

Commute Time

Under 15 min
65%
15–30 min
10%
30–45 min
19%
Over 45 min
5%
Housing Stock

Year Built

Before 1940
4%
1940s–1950s
15%
1960s–1970s
14%
1980s–1990s
4%
2000+
63%

Summary

Total Units548
Vacant84
Owner Occupied84.9%
Renter Occupied15.1%
Avg HH Size2.24
Frequently Asked Questions
ZIP code 57345 is in Highmore, SD, in Hyde County.
ZIP code 57345 is located in South Dakota (SD).
ZIP code 57345 is in Hyde County, SD.
ZIP 57345 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57345 is 1,089 people (ACS 2023).
The median household income in ZIP code 57345 is $78,750 (ACS 2023).
The median home value in ZIP 57345 is $122,000 (ACS 2023).
About ZIP Code 57345

ZIP code 57345 is located in Highmore, South Dakota, within Hyde County. With a population of 1,089, this is a sparsely populated ZIP code with a mature community — the median age is 46.8 years. Economically, 57345 is a middle-income ZIP code: the median household income of $78,750 is near the national average.

Real estate in ZIP code 57345 represents one of the more affordable housing markets in the country. The median home value of $122,000 is well below the national average. Renters can expect to pay around $1,000 per month in median rent. Homeownership is strong here — 84.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 38% since 2019.

The population of 57345 is primarily White (84.76%). Residents are well-educated — 47.0% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 6.3%. Household income has grown by 27% since 2019.

About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 66%.

Overall, ZIP code 57345 in Highmore, SD is characterized as middle-income, well-educated, a mature community, and predominantly owner-occupied. With 1,089 residents, a median household income of $78,750, and a median home value of $122,000, it offers a clear picture of life in this part of South Dakota.