ZIP Code 43346 is located in Roundhead Ohio. Portions of 43346 are also in Roundhead Township. 43346 is entirely within Hardin County. Regionally, 43346 is located in Metro Columbus.
| ZIP Code Name | Roundhead |
| Primary County | Hardin County |
| ZIP Code Type | PO Box |
| Population (2022) | 201 |
| Area Code(s) | 326 / 937 |
| Current Time | EST |
| Population | 201 |
| Population Density | 80 People per Square Mile |
| Total Households | 15 |
| Current Unemployment Rate (November 2024) | 4.2% |
| Majority Race/Ethnicty | White - 100.00% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 70 | 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 | 0 | 0% |
| Bachelor Degree | 0 | 0% |
| High School Diploma | 14 | 48.28% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 15 | 51.72% |
| Associates Degree | 0 | 0% |
| Masters Degree | 0 | 0% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 40.54433823,-83.84755707 |
| Adjacent ZIP Codes | |
| Cities/Towns in 43346 | |
| Region | Metro Columbus |
| Time Zone | Eastern Standard Time |
| IANA Timezone | America/New_York |
| Area | 3 Square Miles |
| School Districts in 43346 | |
| Elementary Schools in 43346 | |
| Middle Schools in 43346 | |
| High Schools in 43346 |
| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 55a - Clayey High Lime Till Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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