Oak Grove CDP (Washington County)
With 4,626 people, Oak Grove CDP (Washington County) is a city in Tennessee. At a median age of 47.0, this is an older place than the country as a whole. 1% of people here were born outside the United States. Median rent is $907 a month. Home values have roughly tripled since 2000, reaching $260,600. The poverty rate is 7.1%, under the national 12.5%.
What stands out about Oak Grove CDP (Washington County)
What changed most since 1990
- Median age32.5 → 47.0 (+14.5 years)US over the same years: +6.0 years
- White share99.6% → 91.5% (−8.0 pts)US over the same years: −17.8 pts
- Adults with a bachelor's degree14.1% → 35.5% (+21.4 pts)US over the same years: +15.3 pts
Among the 19 cities and towns in the Johnson City metro
- 2nd in household income$72,143
- 3rd in share with a bachelor's degree35.5%
- 3rd in home value$260,600
- 10th in diversity score20.0
Its weight in Washington County
Oak Grove CDP (Washington County)'s population equals 3.4% of Washington County's. Its number of households without a car equals 0.3% of the county's. Its number of foreign-born residents equals 0.9% of the county's.
Population & growth
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
Education
Commute & transportation
Work & employment
People & community
Health coverage
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Veterans
Share of the 350 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
Oak Grove CDP (Washington County), decade by decade
| Year | Population | Median household income | Median home value | Bachelor's degree+ | Diversity score |
|---|---|---|---|---|---|
| 1990 | 3,498 | $67,168 | $147,364 | 14.1% | 1.1 |
| 2000 | 4,072 | $63,623 | $157,755 | 18.9% | 6.9 |
| 2010 | 4,425 | $63,972 | $193,632 | 24.5% | 11.8 |
| 2020 | 4,482 | $54,934 | $226,166 | 30.3% | 23.3 |
| 2024 | 4,626 | $72,143 | $260,600 | 35.5% | 20.0 |
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
Places similar to Oak Grove CDP (Washington County)
Compare Oak Grove CDP (Washington County) to nearby cities
How many people live in Oak Grove CDP (Washington County), Tennessee?
Oak Grove CDP (Washington County), Tennessee has about 4,626 residents according to the 2024 American Community Survey.
What is the median household income in Oak Grove CDP (Washington County), Tennessee?
The typical household in Oak Grove CDP (Washington County), Tennessee earns about $72,143 a year. Half of households make more than that, and half make less.
Is Oak Grove CDP (Washington County), Tennessee expensive?
In Oak Grove CDP (Washington County), Tennessee, the median home is worth about $260,600, and the typical rent is about $907 a month.
How educated are people in Oak Grove CDP (Washington County), Tennessee?
About 35.5% of adults age 25 and over in Oak Grove CDP (Washington County), Tennessee hold a bachelor's degree or higher.
What is the poverty rate in Oak Grove CDP (Washington County), Tennessee?
About 7.1% of people in Oak Grove CDP (Washington County), Tennessee live below the federal poverty line.
Has Oak Grove CDP (Washington County), Tennessee grown since 1990?
Yes, Oak Grove CDP (Washington County), Tennessee has grown since 1990. The population has added about 1,128 residents, a change of about 32 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024