37138 ZIP Code — Old Hickory, TN
Davidson County, Tennessee
ZIP code 37138 is located in Old Hickory, Tennessee, within Davidson County. It covers approximately 17.93 square miles and serves a population of 23,297 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 615.
About ZIP code 37138
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $329,600. Owner-occupancy is high at 79%, well above the national average.
Median household income is $87,465. The poverty rate of 7% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.
Educational attainment is near the national average, with 40% of residents holding a bachelor's degree or higher.
23,297
population
17.93
sq mi land
Standard
ZIP type
Central (CT)
timezone
37138 ZIP code map
Cities in ZIP code 37138
Below are the cities the US Postal Service accepts for ZIP code 37138. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Old Hickory | Acceptable |
| Old Hickory | Preferred |
Nearby ZIP codes
37115 Madison (4.7 mi)
37214 Nashville (6.2 mi)
37216 Nashville (6.5 mi)
37075 Hendersonville (6.7 mi)
37076 Hermitage (7.5 mi)
37206 Nashville (8 mi)
37122 Mount Juliet (8.6 mi)
37207 Nashville (9.4 mi)
37213 Nashville (10 mi)
37210 Nashville (10.1 mi)
37217 Nashville (10.3 mi)
37201 Nashville (10.6 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 23,297 |
| Population density | 1,299 / sq mi |
| State FIPS | 47 |
| County FIPS | 037 |
| Geography | |
|---|---|
| Land area | 17.93 sq mi |
| Water area | 3.35 sq mi |
| Latitude | 36.2497 |
| Longitude | -86.6150 |
| Timezone | Central (CT) |
| Area code | 615 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 31.3% | 39.6% | 45.7% |
| $50k – $100k | 36.1% | 32.7% | 30.9% |
| $100k – $200k | 28.3% | 20.7% | 18.3% |
| Over $200k | 4.3% | 7.0% | 5.1% |
Demographics & statistics
23,297
Population
1,299
People per sq mi
44.9
Median age
$87,465
Median household income
$46,297
Per capita income
$329,600
Median home value
$1,335
Median monthly rent
79.0%
Home ownership
7.1%
Poverty rate
1.9%
Unemployment
7,994
Housing units
39.8%
Bachelor's or higher
Age distribution
Male
Female
516
Under 5
506
618
5–9
605
824
10–14
808
776
15–19
761
377
20–24
370
1,325
25–34
1,299
1,477
35–44
1,449
1,848
45–54
1,812
951
55–59
933
985
60–64
965
1,210
65–74
1,187
671
75–84
658
185
85+
181
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 4,860 | 20.9% |
| 18 and over | 18,437 | 79.1% |
| 65 and over | 4,092 | 17.6% |
| Median age | 44.9 years | |
Race & ethnicity
White
80.6%
Black or African American
10.3%
Two or more races
3.4%
Hispanic or Latino
2.5%
Other race
1.7%
Asian
1.5%
| Group | Count | % |
|---|---|---|
| White | 19,256 | 80.6% |
| Black or African American | 2,467 | 10.3% |
| Two or more races | 805 | 3.4% |
| Hispanic or Latino | 600 | 2.5% |
| Other race | 399 | 1.7% |
| Asian | 370 | 1.5% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 31.3% | 39.6% | 45.7% |
| $50k – $100k | 36.1% | 32.7% | 30.9% |
| $100k – $200k | 28.3% | 20.7% | 18.3% |
| Over $200k | 4.3% | 7.0% | 5.1% |
Under $10k
3.1%
$10k–$15k
2.1%
$15k–$25k
4.2%
$25k–$35k
5.3%
$35k–$50k
9.4%
$50k–$75k
19.4%
$75k–$100k
16.0%
$100k–$150k
21.3%
$150k–$200k
8.1%
$200k+
11.0%
| Range | % of households |
|---|---|
| Under $10k | 3.1% |
| $10k–$15k | 2.1% |
| $15k–$25k | 4.2% |
| $25k–$35k | 5.3% |
| $35k–$50k | 9.4% |
| $50k–$75k | 19.4% |
| $75k–$100k | 16.0% |
| $100k–$150k | 21.3% |
| $150k–$200k | 8.1% |
| $200k+ | 11.0% |
| Median income | $87,465 |
Housing
Home values
Under $50k
3.0%
$50k–$100k
0.8%
$100k–$150k
3.4%
$150k–$200k
8.2%
$200k–$300k
27.5%
$300k–$500k
38.5%
$500k–$1M
14.9%
$1M+
3.7%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $329,600 |
| Median rent / month | $1,335 |
| Owner occupied | 79.0% |
| Renter occupied | 21.0% |
| Vacant | 5.0% |
| Single-family detached | 81.8% |
| Large apartment buildings | 3.8% |
| Mobile homes | 3.4% |
| Median rooms | 6.4 |
| Avg household size (owned) | 2.44 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.8% |
| 2010–2019 | 6.9% |
| 2000–2009 | 10.5% |
| 1990–1999 | 16.3% |
| 1980–1989 | 17.1% |
| 1970–1979 | 21.5% |
| 1960–1969 | 9.6% |
| 1950–1959 | 6.0% |
| 1940–1949 | 1.7% |
| 1939 or earlier | 9.7% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 2.6% |
| 1 bedroom | 4.5% |
| 2 bedrooms | 14.1% |
| 3 bedrooms | 55.1% |
| 4 bedrooms | 19.0% |
| 5+ bedrooms | 4.7% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 2.4% |
| 1 vehicle | 30.1% |
| 2 vehicles | 41.8% |
| 3 or more | 25.7% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 48.0% |
| Electricity | 50.0% |
| Propane / LP gas | 1.5% |
| Wood | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 4,942 | 52.1% |
| Cohabiting couple | 601 | 6.3% |
| Male householder, no spouse | 1,647 | 17.4% |
| Female householder, no spouse | 2,295 | 24.2% |
| Households with children under 18 | 2,758 | 29.1% |
| Households with seniors (65+) | 3,010 | 31.7% |
| Average household size | 2.45 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 31.7% | 21.4% |
| Married | 53.5% | 53.7% |
| Separated | 0.9% | 1.6% |
| Widowed | 2.7% | 8.5% |
| Divorced | 11.2% | 14.8% |
Education
Less than 9th grade
2.9%
Some HS, no diploma
3.5%
HS graduate
23.2%
Some college, no degree
22.0%
Associate's degree
8.7%
Bachelor's degree
28.5%
Graduate / professional
11.3%
| Metric | % |
|---|---|
| HS diploma or higher | 93.7% |
| Bachelor's or higher | 39.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 88 | 1.7% |
| Kindergarten | 385 | 7.4% |
| Elementary school | 2,228 | 43.1% |
| High school | 1,399 | 27.1% |
| College / grad school | 1,070 | 20.7% |
Employment
Industry of employment
Education & healthcare
23.5%
Retail trade
11.5%
Arts, food & hospitality
11.4%
Professional & management
10.9%
Manufacturing
8.0%
Finance & real estate
8.0%
Public administration
6.9%
Construction
5.4%
Transportation & utilities
5.3%
Other services
4.6%
Wholesale trade
2.4%
Information
2.1%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 44.8% |
| Service | 13.6% |
| Sales & office | 23.9% |
| Natural resources & construction | 6.0% |
| Production & transportation | 11.6% |
Employment type
| Type | % |
|---|---|
| Private sector | 79.0% |
| Government | 13.2% |
| Self-employed | 7.8% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 77.4% |
| Carpool | 9.1% |
| Public transit | 0.7% |
| Walk | 0.3% |
| Work from home | 10.3% |
| Other means | 2.2% |
| Avg commute (minutes) | 28.9 |
Poverty
All people
7.1%
Under 18 years
7.9%
18 and over
7.0%
Married-couple families
3.1%
Female-led households
17.6%
Income support
| Source | % of households |
|---|---|
| Social Security | 29.9% |
| Retirement income | 24.7% |
| Supplemental Security | 5.1% |
| Cash public assistance | 1.5% |
| Food stamps / SNAP | 7.3% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 31.4% |
| High blood pressure | 34.9% |
| High cholesterol | 34.8% |
| Diabetes | 10.6% |
| Heart disease | 6.1% |
| Stroke | 2.8% |
| Asthma | 9.9% |
| Arthritis | 25.9% |
| Kidney disease | 2.6% |
| Pulmonary disease | 7.1% |
| Cancer | 6.7% |
| Behavior / access | % |
|---|---|
| Smoking | 19.4% |
| Binge drinking | 16.0% |
| No physical activity | 20.9% |
| Less than 7 hrs sleep | 32.3% |
| Depression | 25.4% |
| Fair or poor health | 13.5% |
| Poor mental health | 15.6% |
| Poor physical health | 9.9% |
| No health insurance | 14.0% |
| Visited doctor (checkup) | 74.2% |
| Visited dentist | 64.3% |
| Cholesterol screening | 92.0% |
| Teeth loss | 13.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,239 | 6.7% |
| Disability | % |
|---|---|
| Any disability | 15.3% |
| Under 18 | 7.2% |
| 18–64 years | 9.7% |
| 65 and over | 44.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 74.9% |
| Public insurance | 29.9% |
| No insurance | 6.0% |
| Uninsured under 19 | 4.3% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 22,275 | 95.6% |
| Spanish | 644 | 2.9% |
| Other Indo-European | 148 | 0.7% |
| Asian & Pacific Islander | 110 | 0.5% |
| Other languages | 180 | 0.8% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 22,262 | 95.6% |
| Born in same state | 21,974 | 94.3% |
| Born in different state | 13,096 | 56.2% |
| Foreign born | 288 | 1.2% |
| Naturalized citizen | 1,035 | 4.4% |
| Not a US citizen | 616 | 59.5% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 2,813 | 12.1% |
| Arab | 2,608 | 11.2% |
| Italian | 2,019 | 8.7% |
| English | 153 | 0.7% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 95 | 0.4% |
| Irish | 75 | 0.3% |
| Dutch | 74 | 0.3% |
| German | 68 | 0.3% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.7% |
| Internet access | 98.4% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 37138
What city is ZIP code 37138 in?
ZIP code 37138 is primarily assigned to Old Hickory, Tennessee.
What county is ZIP code 37138 in?
ZIP code 37138 falls within Davidson County, Tennessee.
What is the typical home value in ZIP code 37138?
The median home value in ZIP code 37138 is $329,600.
What is the population of ZIP code 37138?
ZIP code 37138 has an estimated population of 23,297 residents, with a density of 1,300 people per square mile.
What is the median household income in ZIP code 37138?
The median household income in ZIP code 37138 is $87,465, above the national median of ~$75,000.
What timezone is ZIP code 37138 in?
ZIP code 37138 observes the CST timezone.