ZIP Code 42728 - Columbia Kentucky

42728 Overview

ZIP Code 42728 is located in Columbia Kentucky. Portions of 42728 are also in Knifley and Glens Fork and Cane Valley. 42728 is primarily within Adair County, with some portions in Taylor County and Casey County. Regionally, 42728 is located in Metro Louisville.

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ZIP Code 42728 Quick Stats

ZIP Code NameColumbia
Primary CountyAdair County
ZIP Code TypeStandard
Population (2022)15,789
Area Code(s)270 / 364 / 606
Current Time
CST

ZIP Code 42728 Map

42728 Demographics

42728 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 42728 is White. The majority race/ethnicity attending public schools in 42728 is White. The current unemployment level in 42728 is 5.1%.

Population15,789
Population Growth Rate0.00%
Population Density50 People per Square Mile
Total Households6,075
Percentage High Income Households0.6%
Median Household Income (2021)$46,227
Average Adjusted Gross Income (2021)$599,530
Current Unemployment Rate (October 2024)5.1%
Majority Race/EthnictyWhite - 94.62%
Public School Majority Race/EthnictyWhite - 87.66%

42728 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White15,01994.57%
Black4332.73%
Hispanic3532.22%
Asian680.43%
Native American00%
Hawaiian/Pac. Islander80.05%

42728 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White2,27492.1%
Black381.54%
Hispanic1485.99%
Asian70.28%
Native American20.08%
Hawaiian/Pac. Islander00%

42728 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College5096.58%
Bachelor Degree88111.38%
High School Diploma2,50532.36%
No High School Diploma2723.51%
GED or Alternate1,03113.32%
1 or More Years of College1,07013.82%
Associates Degree7719.96%
Masters Degree5637.27%
Professional Degree971.25%
Doctorate Degree420.54%

42728 Geography

Coordinates37.11424255,-85.28012085
Adjacent ZIP Codes
Cities/Towns in 42728
RegionsMetro Louisville
Lexington Area
Metropolitan/Micropolitan Stat AreaCampbellsville, KY
Time ZoneCentral Standard Time
IANA TimezoneAmerica/Chicago
Area319 Square Miles

42728 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion71g - Eastern Highland Rim

42728 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)25273543536166645745362945
Avg Max Temp (°F)43495969778488878171584868
Avg Precip (In.)4.164.054.984.245.364.644.644.114.123.174.214.9252.6

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