| ZIP Code | 37138 |
| ZIP Code Name | Old Hickory |
| Primary County | Davidson County |
| ZIP Code Type | Standard |
| Population (2021) | 24,267 |
| Area Code(s) | 615 / 629 |
| Current Time | CST |
37138 is a United States ZIP Code located in Old Hickory Tennessee. Portions of 37138 are also in Nashville and Green Hill and Mount Juliet. 37138 is primarily within Davidson County with some portions in Wilson County. 37138 is within Metro Nashville.
37138 can be classified socioeconically as a Middle Class class zipcode in comparison to other zipcodes in Tennessee based on Median Household Income and Average Adjusted Gross Income. Measuring level of educational attainment the majority of adults in 37138 have at least a High School Diploma. The majority race/ethnicity residing in 37138 is White. The majority race/ethnicity attending public schools in 37138 is White. The current unemployment level in 37138 is 2.2%.
| Population | 24,267 |
| Population Growth Rate | 0.67% |
| Population Density | 1,164 People per Square Mile |
| Total Households | 8,861 |
| Percentage High Income Households | 3.6% |
| Median Houshold Income (2021) | $79,182 |
| Average Adjusted Gross Income (2019) | $74,790 |
| Current Unemployment Rate (December 2023) | 2.2% |
| Majority Race/Ethnicty | White - 84.37% |
| Public School Majority Race/Ethnicty | White - 53.33% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 20,334 | 84.37% |
| Black | 2,541 | 10.54% |
| Hispanic | 982 | 4.07% |
| Asian | 243 | 1.01% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 705 | 57.09% |
| Black | 321 | 25.99% |
| Hispanic | 177 | 14.33% |
| Asian | 31 | 2.51% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 1 | 0.08% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 1,204 | 8.64% |
| Bachelor Degree | 2,966 | 21.29% |
| High School Diploma | 3,590 | 25.77% |
| No High School Diploma | 255 | 1.83% |
| GED or Alternate | 758 | 5.44% |
| 1 or More Years of College | 2,770 | 19.88% |
| Associates Degree | 1,225 | 8.79% |
| Masters Degree | 847 | 6.08% |
| Professional Degree | 259 | 1.86% |
| Doctorate Degree | 55 | 0.39% |
| Coordinates | 36.24592209,-86.61874390 |
| Adjacent ZIP Codes | |
| Cities/Towns in 37138 | |
| Region | Metro Nashville |
| Metropolitan/Micropolitan Stat Area | Nashville-Davidson--Murfreesboro--Franklin, TN |
| Time Zone | Central Standard Time |
| IANA Timezone | America/Chicago |
| Area | 21 Square Miles |
| US Congressional Districts in 37138 | |
| Tennessee State Senate Districts in 37138 | |
| Tennessee State House of Representatives Districts in 37138 |
| School Districts in 37138 | |
| Elementary Schools in 37138 | |
| Middle Schools in 37138 | |
| High Schools in 37138 |
| 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 | 71h - Outer Nashville Basin | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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