ZIP Code 73855 is located in Rosston Oklahoma. Portions of 73855 are also in Buffalo. 73855 is entirely within Harper County. Regionally, 73855 is located in Metro Oklahoma City.
| ZIP Code Name | Rosston |
| Primary County | Harper County |
| ZIP Code Type | Standard |
| Population (2022) | 147 |
| Area Code(s) | 580 |
| Current Time | CST |
| Population | 147 |
| Population Growth Rate | 79.57% |
| Population Density | 1 People per Square Mile |
| Total Households | 50 |
| Current Unemployment Rate (December 2024) | 3.0% |
| Majority Race/Ethnicty | White - 76.65% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 128 | 76.65% |
| Black | 0 | 0% |
| Hispanic | 39 | 23.35% |
| 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 | 24 | 35.82% |
| High School Diploma | 14 | 20.9% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 22 | 32.84% |
| Associates Degree | 3 | 4.48% |
| Masters Degree | 4 | 5.97% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
| Plant Hardiness Zone | Zone 6b: -5F to 0F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 27l - Pleistocene Sand Dunes and Sandsage Grassland | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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