Oliver Springs, TN · standard
ZIP Code 37840
Roane County, Tennessee - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 10,021
- 45/sq mi Moderate-density area
- $75,881
- Median income Near-median income area
- $203,600
- Median home value Near-median home value
- 15.5%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Oliver Springs pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.
- Top 44%
- household income, US ZIPs
- 44th pct
- home value, US ZIPs
- 45
- people per sq mi
- 80%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 37840 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 37840 (Oliver Springs, TN) rose +2.2% from 2023 to 2024. The all-transactions index moved from 297.7 in 2023 to 304.2 in 2024 (2000 = 100).
ZIP code 37840 is a mid-sized community (a standard USPS delivery area) in Oliver Springs, Roane County, Tennessee, home to 10,021 residents across 220.7 square miles, a density of 45 people per square mile, in the New York time zone.
ZIP 37840 lands in the middle-income range, with a median household income of $75,881 (14% above the average Tennessee ZIP), while per-capita income is $39,417. The poverty rate is 12.7%, with unemployment at 6.4%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $203,600 (18% below the average Tennessee ZIP), and median rent is $682; owner occupancy is 79.5%.
Educational attainment sits below the national norm: 15.5% of adults hold a bachelor's degree or higher, the median age is 43, and the average commute is 30 minutes. The page also surfaces 5 ZIP codes within roughly 10 miles and 3 more in Roane County, so 37840 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 37840
Top 5 sectors by establishment count in Oliver Springs, TN
Which industries have the most business establishments in ZIP 37840.
- Retail trade
Retail trade
26 establishments
- Other services (except public administration)
Other services (except public administration)
19 establishments
- Construction
Construction
16 establishments
- Health care and social assistance 9
Health care and social assistance
9 establishments
- Accommodation and food services 7
Accommodation and food services
7 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 37840, Oliver Springs, TN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
10,021
Population
220.7
Area (sq mi)
45
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 37840?
43.0
Median Age
52.4%
Male
47.6%
Female
0.2%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$75,881
Median Household Income
+14% vs state ZIP avg
$39,417
Per Capita Income
12.7%
Poverty Rate
6.4%
Unemployment Rate
29.5 min
Mean Commute Time
How ZIP 37840 ranks among Tennessee ZIPs
Oliver Springs, TN household income vs. every Tennessee ZIP code
Median household income among 593 reporting Tennessee ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$75,881 Top 27% higher than 73% of 593 Tennessee ZIPs
Each bar is a $20K-wide band; taller bars hold more Tennessee ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
4,006housing units
4,006
Total Housing Units
3,789
Occupied Units
217
Vacant Units
2.64
Avg Household Size
Occupancy Type
$203,600
Median Home Value
-18% vs state ZIP avg
$682
Median Rent
1979
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+2.2%
YoY Change (2024)
304
HPI Index (2000 = 100)
+204%
Total Change Since 2000
Home values in ZIP 37840 have increased 2.2% over the past year (2024). Since 2000, this ZIP has seen +204% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.6% | 170 |
| 2021 | +11.1% | 189 |
| 2022 | +23.7% | 233 |
| 2023 | +27.5% | 298 |
| 2024 | +2.2% | 304 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 108 business establishments in ZIP 37840, employing approximately 695 people with a combined annual payroll of $25,109,000.
108
Businesses
695
Employees
$25.1M
Annual Payroll
11
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 26 | 24.1% |
| Other services (except public administration) | 19 | 17.6% |
| Construction | 16 | 14.8% |
| Health care and social assistance | 9 | 8.3% |
| Accommodation and food services | 7 | 6.5% |
| Wholesale trade | 6 | 5.6% |
| Administrative and support and waste management and remediation services | 6 | 5.6% |
| Professional, scientific, and technical services | 5 | 4.6% |
| Finance and insurance | 4 | 3.7% |
| Manufacturing | 3 | 2.8% |
| Transportation and warehousing | 3 | 2.8% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 37840 vs 37719 →
ZIP 37840 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37830
Oak Ridge (37830)
29,700 residents
- 37748
Harriman (37748)
17,857 residents
- 37840 10,021
Oliver Springs (37840)
10,021 residents
- 37710 1,141
Briceville (37710)
1,141 residents
- 37845 494
Petros (37845)
494 residents
- 37719 168
Coalfield (37719)
168 residents
What this shows Among its immediate neighbors, ZIP 37840 ranks #3 by population - useful context the national average alone can't give.
ZIP 37840 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37840
Oliver Springs (37840)
$75,881 median income
- 37830
Oak Ridge (37830)
$72,269 median income
- 37748
Harriman (37748)
$64,883 median income
- 37710 $28,362
Briceville (37710)
$28,362 median income
- 37845 $15,486
Petros (37845)
$15,486 median income
What this shows By household income, ZIP 37840 ranks the highest of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 37840, both outside TN so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (10,021 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Roane County
Related Areas
Frequently Asked Questions
What county is ZIP code 37840 in?
ZIP code 37840 (Oliver Springs) is located in Roane County, Tennessee. Roane County contains multiple ZIP codes, see the full list at /counties/roane-tn.
What is the population of ZIP code 37840?
ZIP code 37840 in Oliver Springs, TN has a population of 10,021 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 37840?
The median household income in ZIP 37840 is $75,881, which is 1% below the national average of $76,288.
What is the average home value in ZIP 37840?
The median home value in ZIP 37840 is $203,600, which is 27% below the national average of $278,155.
What is the demographic makeup of ZIP 37840?
The largest racial group in ZIP 37840 is White at 95.0%. Hispanic or Latino residents make up 0.2% of the population.
How many businesses are in ZIP code 37840?
ZIP code 37840 has 108 business establishments employing approximately 695 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 37840?
The top industries by establishment count in ZIP 37840 are: Retail trade (26), Other services (except public administration) (19), Construction (16). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 37840?
According to the FHFA House Price Index, home values in ZIP 37840 increased by 2.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 204%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 37840?
In ZIP code 37840, 54.2% of residents aged 25+ have a high school diploma or higher, and 15.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 37840?
The mean commute time for workers in ZIP code 37840 is 29.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 37840?
In ZIP code 37840, approximately 79.5% of occupied housing units are owner-occupied and 20.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 37840?
The poverty rate in ZIP code 37840 is 12.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 37840's numbers, next.
- See how ZIP 37840 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Oliver Springs, TN ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.