ZIP Code 50591 - Thor Iowa
Overview
ZIP Code 50591 is located in Thor Iowa. Portions of 50591 are also in Norway Township (Humboldt County) and Beaver Township (Humboldt County) and Newark Township. 50591 is entirely within Humboldt County. Regionally, 50591 is located in the Des Moines-Ames Area.
ZIP Code 50591 Quick Stats
| ZIP Code Name | Thor |
| Primary County | Humboldt County |
| ZIP Code Type | Standard |
| Population (2022) | 309 |
| Area Code(s) | 515 |
| Current Time | CDT |
ZIP Code 50591 Map
50591 Demographics
50591 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Iowa based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 50591 is White. The current unemployment level in 50591 is 3.3%.
| Population | 309 |
| Population Growth Rate | 0% |
| Population Density | 11 People per Square Mile |
| Total Households | 120 |
| Median Household Income (2021) | $62,188 |
| Average Adjusted Gross Income (2021) | $151,630 |
| Current Unemployment Rate (May 2026) | 3.3% |
| Sales Tax Rate (2025) | 7% |
| Majority Race/Ethnicity | White - 95.62% |
50591 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 371 | 95.62% |
| Black | 0 | 0% |
| Hispanic | 16 | 4.12% |
| Asian | 1 | 0.26% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
50591 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 20 | 10.64% |
| Bachelor Degree | 14 | 7.45% |
| High School Diploma | 69 | 36.7% |
| No High School Diploma | 1 | 0.53% |
| GED or Alternate | 13 | 6.91% |
| 1 or More Years of College | 41 | 21.81% |
| Associates Degree | 8 | 4.26% |
| Masters Degree | 22 | 11.7% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
50591 Geography
| Coordinates | 42.68058777, -94.04933167 |
| Adjacent ZIP Codes | |
| Cities/Towns in 50591 | |
| Region | Des Moines-Ames Area |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 29 Square Miles |
50591 Weather and Climate Data
| Plant Hardiness Zone | Zone 5a: -20F to -15F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 47b - Des Moines Lobe | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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