ZIP Code 61243 - Deer Grove Illinois
Overview
ZIP Code 61243 is located in Deer Grove Illinois. Portions of 61243 are also in Hahnaman Township and Hamilton Township. 61243 is primarily within Whiteside County, with some portions in Lee County. Regionally, 61243 is located in the Davenport-Rock Island-Moline Area.
ZIP Code 61243 Quick Stats
| ZIP Code Name | Deer Grove |
| Primary County | Whiteside County |
| ZIP Code Type | Standard |
| Population (2022) | 277 |
| Area Code(s) | 779 / 815 |
| Current Time | CDT |
ZIP Code 61243 Map
61243 Demographics
61243 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Illinois based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 61243 is White. The current unemployment level in 61243 is 5.2%.
| Population | 277 |
| Population Growth Rate | 0% |
| Population Density | 10 People per Square Mile |
| Total Households | 118 |
| Median Household Income (2021) | $115,469 |
| Average Adjusted Gross Income (2021) | $169,970 |
| Current Unemployment Rate (May 2026) | 5.2% |
| Sales Tax Rate (2025) | 7.8% |
| Majority Race/Ethnicity | White - 100% |
61243 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 295 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
61243 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 11 | 5.16% |
| Bachelor Degree | 30 | 14.08% |
| High School Diploma | 74 | 34.74% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 10 | 4.69% |
| 1 or More Years of College | 66 | 30.99% |
| Associates Degree | 20 | 9.39% |
| Masters Degree | 2 | 0.94% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
61243 Geography
| Coordinates | 41.62128448, -89.67798615 |
| Adjacent ZIP Codes | |
| Cities/Towns in 61243 | |
| Regions | Davenport-Rock Island-Moline Area Rockford Area |
| Metropolitan/Micropolitan Stat Areas | Sterling, IL Dixon, IL |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 29 Square Miles |
61243 Schools
61243 Weather and Climate Data
| Plant Hardiness Zone | Zone 5b: -15F to -10F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 54d - Sand Area | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||