Kingsport, TN · standard
ZIP Code 37665
Sullivan County, Tennessee - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 5,589
- 696/sq mi High-density area
- $50,991
- Median income Below-median income area
- $134,400
- Median home value Below-median home value
- 18.2%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Kingsport pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a low-density, homeowner-dominated area.
- 15th pct
- household income, US ZIPs
- 21st pct
- home value, US ZIPs
- 696
- people per sq mi
- 77%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 37665 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 37665 (Kingsport, TN) rose +12.5% from 2023 to 2024. The all-transactions index moved from 213.9 in 2023 to 240.7 in 2024 (2000 = 100).
ZIP code 37665 is a mid-sized community (a standard USPS delivery area) in Kingsport, Sullivan County, Tennessee, home to 5,589 residents across 8.0 square miles, a density of 696 people per square mile, in the New York time zone.
ZIP 37665 reports a modest median household income of $50,991 (23% below the average Tennessee ZIP), while per-capita income is $24,490. The poverty rate is 20.7%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $134,400 (46% below the average Tennessee ZIP), and median rent is $775; owner occupancy is 76.5%.
Educational attainment sits below the national norm: 18.2% of adults hold a bachelor's degree or higher, the median age is 36.9, and the average commute is -. The page also surfaces 6 ZIP codes within roughly 10 miles and 6 more in Sullivan County, so 37665 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 37665
Top 5 sectors by establishment count in Kingsport, TN
Which industries have the most business establishments in ZIP 37665.
- Other services (except public administration)
Other services (except public administration)
11 establishments
- Retail trade 4
Retail trade
4 establishments
- Construction 3
Construction
3 establishments
- Professional, scientific, and technical services 3
Professional, scientific, and technical services
3 establishments
- Health care and social assistance 3
Health care and social assistance
3 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 37665, Kingsport, 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
5,589
Population
8.0
Area (sq mi)
696
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 37665?
36.9
Median Age
50.4%
Male
49.6%
Female
1.1%
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?
$50,991
Median Household Income
-23% vs state ZIP avg
$24,490
Per Capita Income
20.7%
Poverty Rate
2.7%
Unemployment Rate
How ZIP 37665 ranks among Tennessee ZIPs
Kingsport, 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)
$50,991 24th percentile higher than 24% 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
2,339housing units
2,339
Total Housing Units
1,840
Occupied Units
499
Vacant Units
2.58
Avg Household Size
Occupancy Type
$134,400
Median Home Value
-46% vs state ZIP avg
$775
Median Rent
1956
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
+12.5%
YoY Change (2024)
241
HPI Index (2000 = 100)
+141%
Total Change Since 2000
Home values in ZIP 37665 have increased 12.5% over the past year (2024). Since 2000, this ZIP has seen +141% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +6.3% | 160 |
| 2021 | +8.3% | 174 |
| 2022 | +47.6% | 257 |
| 2023 | -16.6% | 214 |
| 2024 | +12.5% | 241 |
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 30 business establishments in ZIP 37665, employing approximately 221 people with a combined annual payroll of $8,700,000.
30
Businesses
221
Employees
$8.7M
Annual Payroll
5
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Other services (except public administration) | 11 | 36.7% |
| Retail trade | 4 | 13.3% |
| Construction | 3 | 10.0% |
| Professional, scientific, and technical services | 3 | 10.0% |
| Health care and social assistance | 3 | 10.0% |
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 37665 vs 24290 →
ZIP 37665 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37660
Kingsport (37660)
40,038 residents
- 37664
Kingsport (37664)
26,880 residents
- 37663 14,617
Kingsport (37663)
14,617 residents
- 24251 8,773
Gate City (24251)
8,773 residents
- 37665 5,589
Kingsport (37665)
5,589 residents
- 37645 5,145
Mount Carmel (37645)
5,145 residents
- 24290 1,874
Weber City (24290)
1,874 residents
What this shows Among its immediate neighbors, ZIP 37665 ranks #5 by population - useful context the national average alone can't give.
ZIP 37665 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37663
Kingsport (37663)
$76,007 median income
- 37645
Mount Carmel (37645)
$68,866 median income
- 37664
Kingsport (37664)
$63,653 median income
- 24290
Weber City (24290)
$60,923 median income
- 37665
Kingsport (37665)
$50,991 median income
- 37660
Kingsport (37660)
$49,191 median income
- 24251
Gate City (24251)
$44,505 median income
What this shows By household income, ZIP 37665 ranks #5 of 7 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 37665, 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 (5,589 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Sullivan County
Related Areas
Frequently Asked Questions
What county is ZIP code 37665 in?
ZIP code 37665 (Kingsport) is located in Sullivan County, Tennessee. Sullivan County contains multiple ZIP codes, see the full list at /counties/sullivan-tn.
What is the population of ZIP code 37665?
ZIP code 37665 in Kingsport, TN has a population of 5,589 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 37665?
The median household income in ZIP 37665 is $50,991, which is 33% below the national average of $76,288.
What is the average home value in ZIP 37665?
The median home value in ZIP 37665 is $134,400, which is 52% below the national average of $278,155.
What is the demographic makeup of ZIP 37665?
The largest racial group in ZIP 37665 is White at 93.5%. Hispanic or Latino residents make up 4.6% of the population.
How many businesses are in ZIP code 37665?
ZIP code 37665 has 30 business establishments employing approximately 221 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 37665?
The top industries by establishment count in ZIP 37665 are: Other services (except public administration) (11), Retail trade (4), Construction (3). There are 5 industry sectors represented in total.
How have home values changed in ZIP code 37665?
According to the FHFA House Price Index, home values in ZIP 37665 increased by 12.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 141%. 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 37665?
In ZIP code 37665, 61.4% of residents aged 25+ have a high school diploma or higher, and 18.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 37665?
In ZIP code 37665, approximately 76.5% of occupied housing units are owner-occupied and 23.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 37665?
The poverty rate in ZIP code 37665 is 20.7% 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 37665's numbers, next.
- See how ZIP 37665 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Kingsport, 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.