ZIP Code 61831 - Collison Illinois
Overview
ZIP Code 61831 is located in Collison Illinois. Portions of 61831 are also in Pilot Township (Vermilion County). 61831 is entirely within Vermilion County. Regionally, 61831 is located in the Champaign and Springfield Decatur Area.
ZIP Code 61831 Quick Stats
| ZIP Code Name | Collison |
| Primary County | Vermilion County |
| ZIP Code Type | Standard |
| Population (2022) | 139 |
| Area Code(s) | 217 |
| Current Time | CDT |
ZIP Code 61831 Map
61831 Demographics
61831 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Illinois. The majority race/ethnicity residing in 61831 is White. The current unemployment level in 61831 is 5.2%.
| Population | 139 |
| Population Growth Rate | 0% |
| Population Density | 10 People per Square Mile |
| Total Households | 49 |
| Median Household Income (2021) | $63,750 |
| Current Unemployment Rate (May 2026) | 5.2% |
| Sales Tax Rate (2025) | 6.5% |
| Majority Race/Ethnicity | White - 100% |
61831 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 168 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
61831 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 11 | 14.86% |
| Bachelor Degree | 7 | 9.46% |
| High School Diploma | 48 | 64.86% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 4 | 5.41% |
| Associates Degree | 0 | 0% |
| Masters Degree | 4 | 5.41% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
61831 Geography
| Coordinates | 40.23554993, -87.8019104 |
| Adjacent ZIP Codes | |
| Cities/Towns in 61831 | |
| Region | Champaign and Springfield Decatur Area |
| Metropolitan/Micropolitan Stat Area | Danville, IL |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 15 Square Miles |
61831 Schools
| School Districts in 61831 |
61831 Weather and Climate Data
| Plant Hardiness Zone | Zone 5b: -15F to -10F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 54a - Illinois/Indiana Prairies | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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