ZIP Code 47231 - Dupont Indiana
Overview
ZIP Code 47231 is located in Dupont Indiana. Portions of 47231 are also in Lancaster Township (Jefferson County) and Bigger Township and Lovett Township. 47231 is primarily within Jefferson County, with some portions in Jennings County. Regionally, 47231 is located in Metro Louisville.
ZIP Code 47231 Quick Stats
| ZIP Code Name | Dupont |
| Primary County | Jefferson County |
| ZIP Code Type | Standard |
| Population (2022) | 590 |
| Area Code(s) | 812 / 930 |
| Current Time | EDT |
ZIP Code 47231 Map
47231 Demographics
47231 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Indiana based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 47231 is White. The current unemployment level in 47231 is 3.6%.
| Population | 590 |
| Population Growth Rate | -7.3% |
| Population Density | 23 People per Square Mile |
| Total Households | 359 |
| Median Household Income (2021) | $64,917 |
| Average Adjusted Gross Income (2021) | $153,130 |
| Current Unemployment Rate (May 2026) | 3.6% |
| Sales Tax Rate (2025) | 7% |
| Majority Race/Ethnicity | White - 94.97% |
47231 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 812 | 94.97% |
| Black | 34 | 3.98% |
| Hispanic | 9 | 1.05% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
47231 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 38 | 6.47% |
| Bachelor Degree | 11 | 1.87% |
| High School Diploma | 242 | 41.23% |
| No High School Diploma | 40 | 6.81% |
| GED or Alternate | 122 | 20.78% |
| 1 or More Years of College | 49 | 8.35% |
| Associates Degree | 33 | 5.62% |
| Masters Degree | 31 | 5.28% |
| Professional Degree | 4 | 0.68% |
| Doctorate Degree | 17 | 2.9% |
47231 Geography
| Coordinates | 38.89652634, -85.49821472 |
| Adjacent ZIP Codes | |
| Cities/Towns in 47231 | |
| Region | Metro Louisville |
| Metropolitan/Micropolitan Stat Areas | Madison, IN North Vernon, IN |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/Indiana/Indianapolis |
| Area | 26 Square Miles |
47231 Schools
| School Districts in 47231 | |
| Elementary Schools in 47231 | |
| Middle Schools in 47231 | |
| High Schools in 47231 |
47231 Weather and Climate Data
| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 55d - Pre-Wisconsinan Drift Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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