ZIP Code 61478 - Smithshire Illinois
Overview
ZIP Code 61478 is located in Smithshire Illinois. Portions of 61478 are also in Ellison Township and Point Pleasant Township and Tompkins Township. 61478 is entirely within Warren County. Regionally, 61478 is located in the Davenport-Rock Island-Moline Area.
ZIP Code 61478 Quick Stats
| ZIP Code Name | Smithshire |
| Primary County | Warren County |
| ZIP Code Type | Standard |
| Population (2022) | 383 |
| Area Code(s) | 309 |
| Current Time | CDT |
ZIP Code 61478 Map
61478 Demographics
61478 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 61478 is White. The current unemployment level in 61478 is 5.2%.
| Population | 383 |
| Population Growth Rate | 0% |
| Population Density | 10 People per Square Mile |
| Total Households | 93 |
| Median Household Income (2021) | $114,449 |
| Average Adjusted Gross Income (2021) | $166,070 |
| Current Unemployment Rate (May 2026) | 5.2% |
| Sales Tax Rate (2025) | 8% |
| Majority Race/Ethnicity | White - 100% |
61478 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 303 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
61478 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 0 | 0% |
| Bachelor Degree | 22 | 14.77% |
| High School Diploma | 37 | 24.83% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 41 | 27.52% |
| Associates Degree | 41 | 27.52% |
| Masters Degree | 8 | 5.37% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
61478 Geography
| Coordinates | 40.75585938, -90.7492218 |
| Adjacent ZIP Codes | |
| Cities/Towns in 61478 | |
| Region | Davenport-Rock Island-Moline Area |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 37 Square Miles |
61478 Schools
| School Districts in 61478 | |
| Elementary Schools in 61478 | |
| Middle Schools in 61478 | |
| High Schools in 61478 |
61478 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 | 72i - Western Dissected Illinoian Till Plain | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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