ZIP Code 42040 - Farmington Kentucky
Overview
ZIP Code 42040 is located in Farmington Kentucky. 42040 is primarily within Graves County, with some portions in Calloway County. Regionally, 42040 is located in the Paducah-Cape Girardeau-Harrisburg-Mt Vernon Area.
ZIP Code 42040 Quick Stats
| ZIP Code Name | Farmington |
| Primary County | Graves County |
| ZIP Code Type | Standard |
| Population (2022) | 845 |
| Area Code(s) | 270 / 364 |
| Current Time | CDT |
ZIP Code 42040 Map
42040 Demographics
42040 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Kentucky based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 42040 is White. The current unemployment level in 42040 is 4.6%.
| Population | 845 |
| Population Growth Rate | 0% |
| Population Density | 25 People per Square Mile |
| Total Households | 479 |
| Median Household Income (2021) | $54,438 |
| Average Adjusted Gross Income (2021) | $151,810 |
| Current Unemployment Rate (May 2026) | 4.6% |
| Sales Tax Rate (2025) | 6% |
| Majority Race/Ethnicity | White - 96.27% |
42040 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 696 | 96.27% |
| Black | 0 | 0% |
| Hispanic | 27 | 3.73% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
42040 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 26 | 3.84% |
| Bachelor Degree | 139 | 20.53% |
| High School Diploma | 237 | 35.01% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 63 | 9.31% |
| 1 or More Years of College | 114 | 16.84% |
| Associates Degree | 83 | 12.26% |
| Masters Degree | 6 | 0.89% |
| Professional Degree | 9 | 1.33% |
| Doctorate Degree | 0 | 0% |
42040 Geography
| Coordinates | 36.61391068, -88.51113892 |
| Adjacent ZIP Codes | |
| Region | Paducah-Cape Girardeau-Harrisburg-Mt Vernon Area |
| Metropolitan/Micropolitan Stat Areas | Mayfield, KY Murray, KY |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 34 Square Miles |
42040 Schools
| School Districts in 42040 | |
| Elementary Schools in 42040 | |
| Middle Schools in 42040 | |
| High Schools in 42040 |
42040 Weather and Climate Data
| Plant Hardiness Zone | Zone 7a: 0F to 5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 74b - Loess Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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