ZIP Code 37721 - Corryton Tennessee

37721 Overview

ZIP Code 37721 is located in Corryton Tennessee. Portions of 37721 are also in Plainview. 37721 is primarily within Knox County, with some portions in Union County. Regionally, 37721 is located in the Knoxville Area.

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ZIP Code 37721 Quick Stats

ZIP Code NameCorryton
Primary CountyKnox County
ZIP Code TypeStandard
Population (2022)14,522
Area Code(s)865
Current Time
EDT

ZIP Code 37721 Map

37721 Demographics

37721 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Tennessee based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 37721 is White. The majority race/ethnicity attending public schools in 37721 is White. The current unemployment level in 37721 is 3.5%.

Population14,522
Population Growth Rate0.00%
Population Density305 People per Square Mile
Total Households4,991
Percentage High Income Households0.9%
Median Household Income (2021)$57,793
Average Adjusted Gross Income (2021)$377,640
Current Unemployment Rate (October 2024)3.5%
Majority Race/EthnictyWhite - 97.92%
Public School Majority Race/EthnictyWhite - 89.00%

37721 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White13,80797.92%
Black1070.76%
Hispanic1691.2%
Asian00%
Native American180.13%
Hawaiian/Pac. Islander00%

37721 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White2,45192.28%
Black662.48%
Hispanic1294.86%
Asian50.19%
Native American40.15%
Hawaiian/Pac. Islander10.04%

37721 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College5787.24%
Bachelor Degree98112.28%
High School Diploma3,13539.26%
No High School Diploma2663.33%
GED or Alternate6528.16%
1 or More Years of College1,19915.01%
Associates Degree6808.51%
Masters Degree3814.77%
Professional Degree750.94%
Doctorate Degree390.49%

37721 Geography

Coordinates36.13059616,-83.80715179
Adjacent ZIP Codes
Cities/Towns in 37721
RegionKnoxville Area
Metropolitan/Micropolitan Stat AreaKnoxville, TN
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area48 Square Miles

37721 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion67f - Southern Limestone/Dolomite Valleys and Low Rolling Hills

37721 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)26283543526165645744362945
Avg Max Temp (°F)45506069768387868070594968
Avg Precip (In.)4.824.155.324.135.024.634.463.723.362.974.354.851.73

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