US ZIP Code
57451

Ipswich, SD

Edmunds County  ·  South Dakota

● Active
👥 2,568 Population ↑ 19% since 2019
💰 $85,795 Median HH Income
▲ 12% above avg ↑ 14% since 2019
🎂 41.0 Median Age ↓ 6% since 2019
🏠 $221,100 Median Home Value
▼ 21% below avg ↑ 13% since 2019
🎓 50.5% College Grads
▲ 30% above avg
📊 0.9% Unemployment
▼ 82% below avg ↓ 57% since 2019
ZIP Code Details
ZIP Code57451
CityIpswich
StateSouth Dakota (SD)
CountyEdmunds County
Area Code605
Elevation1,464 ft
Latitude45.437846
Longitude-98.936529
TimezoneChicago (DST)
FIPS46045
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.1% (1,262) Female 50.9% (1,306) ♀

Race & Ethnicity

White: 97%Hispanic: 2%Black: 0.1%Asian: 0.2%Other: 0.3%Race
White97.0%
Hispanic2.0%
Black0.1%
Asian0.2%
Other0.3%

Age Breakdown

Under 5
11%
5–17
15%
18–24
5%
25–44
23%
45–64
26%
65+
11%

Key Indicators

Median Age41.0 yrs ↓ 6% since 2019
Avg Household Size2.61
Below Poverty5.0% ▼ 51% below avg
College Grads50.5% ▲ 30% above avg
Unemployment0.9% ▼ 82% below avg
No HS Diploma7 (0.4%)
HS Graduate426 (25.4%)
Some College133 (7.9%)
Associates264 (15.8%)
Bachelors272 (16.2%)
Graduate Degree573 (34.2%)

Education

No HS: 0.4%HS Grad: 25.4%Some College: 7.9%Associates: 15.8%Bachelors: 16.2%Graduate: 34.2%Edu
No HS0.4%
HS Grad25.4%
Some College7.9%
Associates15.8%
Bachelors16.2%
Graduate34.2%
Housing & Income

Housing Tenure

Owner: 81.9%Renter: 18.1%Tenure
Owner81.9%
Renter18.1%

Home Value Distribution

Under $50k
11%
$50k–100k
6%
$100k–150k
9%
$150k–200k
20%
$200k–300k
19%
$300k–500k
15%
Over $500k
20%

Financials

Median HH Income$85,795 ▲ 12% above avg ↑ 14% since 2019
Median Home Value$221,100 ▼ 21% below avg ↑ 13% since 2019
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$1,019/mo ↑ 54% since 2019
Total Units1,030
Vacant Units72
Avg HH Size2.61

Income Distribution

Under $25k
5%
$25k–50k
13%
$50k–75k
21%
$75k–100k
20%
$100k–150k
14%
$150k–200k
13%
Over $200k
13%
Employment & Commute

How People Get to Work

Drove Alone
81%
Walked
5%
Work From Home
14%

Commute Time

Under 15 min
29%
15–30 min
35%
30–45 min
31%
Over 45 min
5%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
11%
1960s–1970s
15%
1980s–1990s
13%
2000+
58%

Summary

Total Units1,030
Vacant72
Owner Occupied81.9%
Renter Occupied18.1%
Avg HH Size2.61
Frequently Asked Questions
ZIP code 57451 is in Ipswich, SD, in Edmunds County.
ZIP code 57451 is located in South Dakota (SD).
ZIP code 57451 is in Edmunds County, SD.
ZIP 57451 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57451 is 2,568 people (ACS 2023).
The median household income in ZIP code 57451 is $85,795 (ACS 2023).
The median home value in ZIP 57451 is $221,100 (ACS 2023).
About ZIP Code 57451

ZIP code 57451 is located in Ipswich, South Dakota, within Edmunds County. With a population of 2,568, this is a sparsely populated ZIP code with a middle-aged community — the median age is 41 years. Economically, 57451 is a middle-income ZIP code: the median household income of $85,795 is near the national average.

Real estate in ZIP code 57451 represents an affordable housing market. The median home value of $221,100 is below the national average. Renters can expect to pay around $1,019 per month in median rent. Homeownership is strong here — 81.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 13% since 2019.

The population of 57451 is primarily White (97.04%). Residents are well-educated — 50.5% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 5.0%. Household income has grown by 14% since 2019.

The unemployment rate in 57451 stands at 0.9%, which is well below the national average. About 12% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 72%.

Overall, ZIP code 57451 in Ipswich, SD is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 2,568 residents, a median household income of $85,795, and a median home value of $221,100, it offers a clear picture of life in this part of South Dakota.