ZIP Code 50666 is located in Plainfield Iowa. Portions of 50666 are also in Polk Township (Bremer County) and Fremont Township (Butler County) and Douglas Township (Bremer County) and Lafayette Township (Bremer County) and Butler Township (Butler County). 50666 is primarily within Bremer County, with some portions in Butler County. Regionally, 50666 is located in the Cedar Rapids-Waterloo-Iowa City and Dubuque Area.
| ZIP Code Name | Plainfield |
| Primary County | Bremer County |
| ZIP Code Type | Standard |
| Population (2022) | 720 |
| Area Code(s) | 319 / 641 |
| Current Time | CDT |
50666 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 50666 is White. The current unemployment level in 50666 is 2.2%.
| Population | 720 |
| Population Growth Rate | -38.49% |
| Population Density | 15 People per Square Mile |
| Total Households | 375 |
| Percentage High Income Households | 1.3% |
| Median Household Income (2021) | $68,490 |
| Average Adjusted Gross Income (2021) | $154,600 |
| Current Unemployment Rate (June 2024) | 2.2% |
| Majority Race/Ethnicty | White - 100.00% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 706 | 99.72% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 2 | 0.28% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 42 | 6.73% |
| Bachelor Degree | 81 | 12.98% |
| High School Diploma | 267 | 42.79% |
| No High School Diploma | 2 | 0.32% |
| GED or Alternate | 22 | 3.53% |
| 1 or More Years of College | 90 | 14.42% |
| Associates Degree | 96 | 15.38% |
| Masters Degree | 15 | 2.4% |
| Professional Degree | 8 | 1.28% |
| Doctorate Degree | 1 | 0.16% |
| Coordinates | 42.85982132,-92.50583649 |
| Adjacent ZIP Codes | |
| Cities/Towns in 50666 | |
| Region | Cedar Rapids-Waterloo-Iowa City and Dubuque Area |
| Metropolitan/Micropolitan Stat Area | Waterloo-Cedar Falls, IA |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 48 Square Miles |
| US Congressional Districts in 50666 | |
| Iowa State Senate Districts in 50666 | |
| Iowa State House of Representatives Districts in 50666 |
| School Districts in 50666 |
| 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 | 47c - Iowan Surface | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||