ZIP Code 57451 is located in Ipswich South Dakota. Portions of 57451 are also in Mina and Deerfield Colony and Pembrook Colony and Plainview Colony and Belle Township and Rosette Township and Powell Township and Cortlandt Township and Harmony Township (Edmunds County) and Fountain Township and Richland Township (Edmunds County) and Union Township (Edmunds County) and Ipswich Township and Huntley Township and Highland Township (Brown County) and Adrian Township and Kent Township and Clear Lake Township (Edmunds County) and Liberty Township (Edmunds County) and Pembrook Township and Mercier Township and Cleveland Township (Edmunds County). 57451 is primarily within Edmunds County, with some portions in Brown County. Regionally, 57451 is located in the Sioux Falls Area.
| ZIP Code Name | Ipswich |
| Primary County | Edmunds County |
| ZIP Code Type | Standard |
| Population (2022) | 2,543 |
| Area Code(s) | 605 |
| Current Time | CST |
57451 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in South Dakota based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 57451 is White. The majority race/ethnicity attending public schools in 57451 is White. The current unemployment level in 57451 is 1.5%.
| Population | 2,543 |
| Population Growth Rate | 9.67% |
| Population Density | 6 People per Square Mile |
| Total Households | 856 |
| Percentage High Income Households | 3.0% |
| Median Household Income (2021) | $75,737 |
| Average Adjusted Gross Income (2021) | $500,480 |
| Current Unemployment Rate (November 2024) | 1.5% |
| Majority Race/Ethnicty | White - 95.12% |
| Public School Majority Race/Ethnicty | White - 94.19% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 2,357 | 95.12% |
| Black | 1 | 0.04% |
| Hispanic | 69 | 2.78% |
| Asian | 3 | 0.12% |
| Native American | 48 | 1.94% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 373 | 95.15% |
| Black | 4 | 1.02% |
| Hispanic | 9 | 2.3% |
| Asian | 3 | 0.77% |
| Native American | 3 | 0.77% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 87 | 5.74% |
| Bachelor Degree | 277 | 18.27% |
| High School Diploma | 503 | 33.18% |
| No High School Diploma | 23 | 1.52% |
| GED or Alternate | 42 | 2.77% |
| 1 or More Years of College | 221 | 14.58% |
| Associates Degree | 202 | 13.32% |
| Masters Degree | 143 | 9.43% |
| Professional Degree | 18 | 1.19% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 45.43031693,-98.94100189 |
| Adjacent ZIP Codes | |
| Cities/Towns in 57451 | Mina, Deerfield Colony, Pembrook Colony, Plainview Colony, Belle Township, Rosette Township, Powell Township, Cortlandt Township, Harmony Township (Edmunds County), Fountain Township, Richland Township (Edmunds County), Union Township (Edmunds County), Ipswich Township, Huntley Township, Highland Township (Brown County), Adrian Township, Kent Township, Clear Lake Township (Edmunds County), Liberty Township (Edmunds County), Pembrook Township, Mercier Township, Cleveland Township (Edmunds County) |
| Region | Sioux Falls Area |
| Metropolitan/Micropolitan Stat Area | Aberdeen, SD |
| Time Zone | Central Standard Time |
| IANA Timezone | America/Chicago |
| Area | 442 Square Miles |
| School Districts in 57451 | |
| Elementary Schools in 57451 | |
| Middle Schools in 57451 | |
| High Schools in 57451 |
| Plant Hardiness Zone | Zone 4a: -30F to -25F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 42a - Missouri Coteau | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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