Oak Grove, Washington County, TN demographics:
population, income, and more

Total population
4,874
3.7% year-over-year change
Median household income
$88,177/yr
7.6% year-over-year change
Housing units
2,235
4.2% year-over-year change

Oak Grove population

How many people live in Oak Grove

Oak Grove is home to 4,874 residents, according to the most recent Census data. Gender-wise, 49.3% of Oak Grove locals are male, and 50.7% are female.

Total population
4,874
3.7% year-over-year change
Gender ratio
Male
49.3%
2,404
Female
50.7%
2,470
Value Percent YoY change
Male 2,404 49.3% 12.1%
Female 2,470 50.7% -3.3%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Oak Grove is 40, with the population distributed as follows: about 15.5% are children under 15, then 10% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.8% of the population, while another 27.2% fall into the 45 to 64 bracket. Finally, around 23.4% are 65 or older.

Median age
40
Age breakdown
Under 15
15.5%
15 to 24
10%
25 to 44
23.8%
45 to 64
27.2%
Over 65
23.4%
Value Percent YoY change
Under 15 755 15.5% 11.0%
15 to 24 490 10% 12.6%
25 to 44 1,161 23.8% 16.9%
45 to 64 1,328 27.2% -0.6%
Over 65 1,140 23.4% -9.2%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Oak Grove, 96.7% of the population are US-born citizens, while 2.5% have gained naturalized citizenship. At the same time, 0.8% of residents are non-citizens. As for race, 92% of locals are Caucasian, 3.1% are African American and 1.9% have Asian roots. There’s also a share of 1.5% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.7%
Non-U.S.-born citizens
2.5%
Non-citizens
0.8%
Value Percent YoY change
U.S.-born citizens 4,711 96.7% 5.2%
Non-U.S.-born citizens 122 2.5% -30.7%
Non-citizens 41 0.8% -12.8%
Racial breakdown
White
92%
Black or African American
3.1%
American Indian and Alaska Native
0%
Asian
1.9%
Native Hawaiian and other Pacific Islander
0%
Two or more races
1.5%
Other
1.6%
Value Percent
White 4,482 92%
Black or African American 152 3.1%
Asian 92 1.9%
Two or more races 71 1.5%
Other 77 1.6%

Households in Oak Grove

A peek inside Oak Grove households

Oak Grove has 2,048 households, with an average of 2 members in each. Of these, 59% are families, while the remaining 41% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
2,048
1.6% year-over-year change
Average people per household
2
Non-family households
839
Family households
1,209
Value Percent YoY change
Non-family households 839 41% 8.4%
Family households 1,209 59% -2.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Oak Grove

The housing landscape of Oak Grove

Oak Grove's housing consists of 2,235 units, with 65.4% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 9% of the housing landscape.

Housing units
2,235
4.2% year-over-year change
Housing types
Value Percent
1 unit, detached 1,461 65.4%
2 units 81 3.6%
3 or 4 units 90 4%
5 to 9 units 305 13.6%
10 to 19 units 20 0.9%
20 to 49 units 76 3.4%
Mobile home 202 9%
Homes built since 2020
29
-46.3% year-over-year change

The age of buildings in Oak Grove

In Oak Grove, the median construction year is 1994. Most development happened in the second half of the 20th century. Then, 18.1% of homes were added from 2000 to 2009, 7.9% between 2010 and 2019, and 1.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built between 1940 and 1949 19 0.8% -67.8%
Built between 1950 and 1959 94 4.2% 11.9%
Built between 1960 and 1969 432 19.3% 27.1%
Built between 1970 and 1979 452 20.2% -5.6%
Built between 1980 and 1989 146 6.5% 9.8%
Built between 1990 and 1999 482 21.6% 17.6%
Built between 2000 and 2009 404 18.1% -6.5%
Built between 2010 and 2019 177 7.9% 14.9%
Built in 2020 or later 29 1.3% -46.3%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Oak Grove occupancy rates

Out of the 2,048 occupied housing units in Oak Grove, 64.8% are owner-occupied, while 35.2% are lived in by tenants. Meanwhile, 8.4% of all homes on the local market sit vacant.

Occupied housing units
2,048
1.6% year-over-year change
Occupancy breakdown
Renter occupied
722
Owner occupied
1,326
Value Percent YoY
change
Renter occupied 722 35.2% 49.8%
Owner occupied 1,326 64.8% -13.6%
Unoccupied housing units
8.4%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Oak Grove housing costs

Housing costs in Oak Grove come to a median of $863 per month, while tenants specifically pay a median gross rent of $907.

Median housing costs per month
$863/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Oak Grove
$907/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Oak Grove

Oak Grove education at a glance

About 32.1% of the population in Oak Grove went to high school, while 21.9% pursued college studies. Another 11% earned an associate degree and 18.4% hold a bachelor’s. Meanwhile, 13.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 120 3% 7.1%
High school diploma 1,274 32.1% -4.2%
College diploma 870 21.9% 4.2%
Associate degree 435 11% -0.5%
Bachelor's degree 732 18.4% 4.7%
Graduate degree 543 13.7% 18.6%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Oak Grove

How much people earn in Oak Grove

The average annual household income in Oak Grove was $103,418 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +11.5% change from the previous year. At the same time, the median income stood at $88,177, reflecting a +7.6% shift over the same period.

Average household income in Oak Grove
$103,418/year
11.5% year-over-year change
Median household income in Oak Grove
$88,177/year
7.6% year-over-year change

Oak Grove income by age

In Oak Grove, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $134,308. Those with someone between 45 and 64 in charge, often well established professionally, earn $75,694 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $65,386, while those led by someone over 65, many of whom may be retired, have about $51,054 in earnings. Overall, 92.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $65,386 3.6%
25 - 44 $134,308 3.9%
45 - 64 $75,694 37.1%
Over 65 $51,054 -14.7%
Above poverty level
4,398
Below poverty level
374
Value Percent YoY
change
Above poverty level 4,398 92.2% 6.8%
Below poverty level 374 7.8% -21.4%

Employment in Oak Grove

Workforce and job types in Oak Grove

The job market in Oak Grove is powered by 2,359 working residents, spread across a range of industries and roles. 83.3% of the working population are employed in professional or administrative positions, while 16.7% are in hands-on or service-based jobs. Also, 14% run their own businesses, 59.8% are employed by private companies, and 14.8% work in the public sector.

Workforce demographics

Working population
2,359
8.5% year-over-year change
White collar
1,965
Blue collar
394
Value Percent YoY change
White collar 1,965 83.3% 11.1%
Blue collar 394 16.7% -2.7%
Employer type
Self employees
14%
Private companies
59.8%
Governmental workers
14.8%
Not for profit companies
11.4%
Value Percent YoY change
Self employees 331 14% 4.4%
Private companies 1,410 59.8% 2.6%
Governmental workers 350 14.8% 85.2%
Not for profit companies 268 11.4% -8.8%
Unemployment rate
7.0%
-22.7% year-over-year change

Available workforce

The unemployment rate in Oak Grove stands at 7%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Oak Grove

How people get around in Oak Grove

In Oak Grove, the average commute time is 29 minutes.

Commute time
29 min
20.8% year-over-year change
Means of transportation
Value Percent YoY change
Car 1,939 100% 2.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

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FAQs about Oak Grove demographics 

What is the total population of Oak Grove?

Oak Grove has a total population of 4,874 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +3.7% compared to a year ago.

What is the gender ratio in Oak Grove?

The gender ratio in Oak Grove is as follows:
  • 49.3% males (2,404 residents)
  • 50.7% females (2,470 residents)

What is the median age in Oak Grove?

The median age in Oak Grove is 40.

What is the age distribution of the population in Oak Grove?

The age distribution in Oak Grove is as follows:
  • Under 15: 15.5% (755 residents)
  • Ages 15-24: 10% (490 residents)
  • Ages 25-44: 23.8% (1,161 residents)
  • Ages 45-64: 27.2% (1,328 residents)
  • Over 65: 23.4% (1,140 residents)

What is the racial and ethnic makeup of Oak Grove?

The racial and ethnic makeup of Oak Grove is as follows:
  • White: 92% (4,482 residents)
  • Black or African American: 3.1% (152 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 1.9% (92 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 1.5% (71 residents)
  • Other: 1.6% (77 residents)

What percentage of the population in Oak Grove are U.S.-born citizens?

U.S.-born citizens represent 96.7% of the population in Oak Grove.

How many housing units are there in Oak Grove?

There are 2,235 housing units in Oak Grove, reflecting a +4.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Oak Grove and what is the average household size?

Oak Grove has a total of 2,048 households, with an average of 2 people in each.

What is the median household income in Oak Grove?

Oak Grove has a median household income of $88,177, representing a +7.6% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Oak Grove?

The employment rate is 93% in Oak Grove, with a workforce of 2,359 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 83.3% (1,965 residents)
  • Blue-collar workers: 16.7% (394 residents)

Places of employment:
  • Self-employed: 14% (331 residents)
  • Private companies: 59.8% (1,410 residents)
  • Governmental workers: 14.8% (350 residents)
  • Not-for-profit companies: 11.4% (268 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025