ZIP Code 57779 is located in Saint Onge South Dakota. Portions of 57779 are also in St. Onge and Spearfish and St. Onge Township and North Lawrence and West Butte. 57779 is primarily within Lawrence County, with some portions in Butte County. Regionally, it is located in the Rapid City Area.
| ZIP Code Name | Saint Onge |
| Primary County | Lawrence County |
| ZIP Code Type | Standard |
| Population (2022) | 267 |
| Area Code(s) | 605 |
| Current Time | MDT |
| Population | 267 |
| Population Growth Rate | 152.83% |
| Population Density | 6 People per Square Mile |
| Total Households | 147 |
| Average Adjusted Gross Income (2020) | $69,410 |
| Current Unemployment Rate (April 2024) | 3.0% |
| Majority Race/Ethnicty | White - 95.37% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 268 | 95.37% |
| Black | 0 | 0% |
| Hispanic | 13 | 4.63% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 0 | 0% |
| Bachelor Degree | 77 | 43.5% |
| High School Diploma | 74 | 41.81% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 26 | 14.69% |
| Associates Degree | 0 | 0% |
| Masters Degree | 0 | 0% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 44.55467987,-103.75644684 |
| Adjacent ZIP Codes | |
| Cities/Towns in 57779 | |
| Region | Rapid City Area |
| Metropolitan/Micropolitan Stat Area | Spearfish, SD |
| Time Zone | Mountain Daylight Time |
| IANA Timezone | America/Denver |
| Area | 44 Square Miles |
| South Dakota State Senate Districts in 57779 | |
| South Dakota State House of Representatives Districts in 57779 |
| School Districts in 57779 |
| Plant Hardiness Zone | Zone 5a: -20F to -15F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | BSk - Cold Semi-Arid Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 17a - Black Hills Plateau | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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