ZIP Code 50577 - Renwick Iowa
Overview
ZIP Code 50577 is located in Renwick Iowa. Portions of 50577 are also in Vernon Township (Humboldt County) and Boone Township (Wright County) and Lake Township (Humboldt County). 50577 is primarily within Humboldt County, with some portions in Wright County. Regionally, 50577 is located in the Des Moines-Ames Area.
ZIP Code 50577 Quick Stats
| ZIP Code Name | Renwick |
| Primary County | Humboldt County |
| ZIP Code Type | Standard |
| Population (2022) | 383 |
| Area Code(s) | 515 / 641 |
| Current Time | CDT |
ZIP Code 50577 Map
50577 Demographics
50577 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 50577 is White. The current unemployment level in 50577 is 3.3%.
| Population | 383 |
| Population Growth Rate | -23.26% |
| Population Density | 8 People per Square Mile |
| Total Households | 195 |
| Percentage High Income Households | 1% |
| Median Household Income (2021) | $44,438 |
| Average Adjusted Gross Income (2021) | $135,000 |
| Current Unemployment Rate (May 2026) | 3.3% |
| Sales Tax Rate (2025) | 7% |
| Majority Race/Ethnicity | White - 96.43% |
50577 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 297 | 96.43% |
| Black | 2 | 0.65% |
| Hispanic | 9 | 2.92% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
50577 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 10 | 4.26% |
| Bachelor Degree | 39 | 16.6% |
| High School Diploma | 113 | 48.09% |
| No High School Diploma | 4 | 1.7% |
| GED or Alternate | 10 | 4.26% |
| 1 or More Years of College | 32 | 13.62% |
| Associates Degree | 22 | 9.36% |
| Masters Degree | 1 | 0.43% |
| Professional Degree | 4 | 1.7% |
| Doctorate Degree | 0 | 0% |
50577 Geography
| Coordinates | 42.86621857, -93.9864502 |
| Adjacent ZIP Codes | |
| Cities/Towns in 50577 | |
| Region | Des Moines-Ames Area |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 49 Square Miles |
50577 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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