ZIP Code 66780 is located in Walnut Kansas. Portions of 66780 are also in Walnut Township (Crawford County) and Grant Township (Crawford County) and Walnut Grove Township and Grant Township (Neosho County) and Walnut Township (Bourbon County). 66780 is primarily within Crawford County, with some portions in Neosho County and Bourbon County. Regionally, 66780 is located in the Joplin-Pittsburg Area.
| ZIP Code Name | Walnut |
| Primary County | Crawford County |
| ZIP Code Type | Standard |
| Population (2022) | 503 |
| Area Code(s) | 620 |
| Current Time | CST |
66780 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Kansas based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 66780 is White. The current unemployment level in 66780 is 3.5%.
| Population | 503 |
| Population Growth Rate | -21.38% |
| Population Density | 6 People per Square Mile |
| Total Households | 331 |
| Median Household Income (2021) | $70,331 |
| Average Adjusted Gross Income (2021) | $164,900 |
| Current Unemployment Rate (December 2024) | 3.5% |
| Majority Race/Ethnicty | White - 100.00% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 462 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 64 | 10.98% |
| Bachelor Degree | 70 | 12.01% |
| High School Diploma | 215 | 36.88% |
| No High School Diploma | 12 | 2.06% |
| GED or Alternate | 9 | 1.54% |
| 1 or More Years of College | 109 | 18.7% |
| Associates Degree | 99 | 16.98% |
| Masters Degree | 0 | 0% |
| Professional Degree | 5 | 0.86% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 37.59513855,-95.05274963 |
| Adjacent ZIP Codes | |
| Cities/Towns in 66780 | |
| Region | Joplin-Pittsburg Area |
| Metropolitan/Micropolitan Stat Area | Pittsburg, KS |
| Time Zone | Central Standard Time |
| IANA Timezone | America/Chicago |
| Area | 91 Square Miles |
| School Districts in 66780 | |
| Elementary Schools in 66780 | |
| Middle Schools in 66780 | |
| High Schools in 66780 |
| Plant Hardiness Zone | Zone 6b: -5F to 0F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 40b - Osage Cuestas | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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