Knoxville, TN · standard
ZIP Code 37909
Knox County, Tennessee - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 15,168
- 837/sq mi High-density area
- $66,984
- Median income Near-median income area
- $312,500
- Median home value Above-median home value
- 46.7%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Knoxville pairs a below-median household income with above-median home values, in a low-density, mixed-tenure area.
- 42nd pct
- household income, US ZIPs
- Top 32%
- home value, US ZIPs
- 837
- people per sq mi
- 47%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 37909 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 37909 (Knoxville, TN) rose +6.6% from 2023 to 2024. The all-transactions index moved from 316.8 in 2023 to 337.8 in 2024 (2000 = 100).
ZIP code 37909 is a mid-sized community (a standard USPS delivery area) in Knoxville, Knox County, Tennessee, home to 15,168 residents across 18.1 square miles, a density of 837 people per square mile, in the New York time zone.
ZIP 37909 reports a modest median household income of $66,984 (1% above the average Tennessee ZIP), while per-capita income is $44,082. The poverty rate is 7.9%, with unemployment at 5.4%; those measures add context to the income figure. Housing costs run above the statewide ZIP benchmark while renting is common: median home value is $312,500 (26% above the average Tennessee ZIP), with only 47.1% owner-occupied homes and median rent of $1,204.
A solid share of residents have a four-year degree: 46.7% of adults hold a bachelor's degree or higher, the median age is 36.5, and the average commute is 20 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Knox County, so 37909 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 37909
Top 5 sectors by establishment count in Knoxville, TN
Which industries have the most business establishments in ZIP 37909.
- Health care and social assistance
Health care and social assistance
83 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
46 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
36 establishments
- Construction 32
Construction
32 establishments
- Wholesale trade 30
Wholesale trade
30 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 37909, Knoxville, 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
15,168
Population
18.1
Area (sq mi)
837
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 37909?
36.5
Median Age
48.6%
Male
51.4%
Female
8.7%
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?
$66,984
Median Household Income
+1% vs state ZIP avg
$44,082
Per Capita Income
7.9%
Poverty Rate
5.4%
Unemployment Rate
19.7 min
Mean Commute Time
How ZIP 37909 ranks among Tennessee ZIPs
Knoxville, 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)
$66,984 Top 38% higher than 62% 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
8,150housing units
8,150
Total Housing Units
7,783
Occupied Units
367
Vacant Units
2.09
Avg Household Size
Occupancy Type
$312,500
Median Home Value
+26% vs state ZIP avg
$1,204
Median Rent
1983
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
+6.6%
YoY Change (2024)
338
HPI Index (2000 = 100)
+238%
Total Change Since 2000
Home values in ZIP 37909 have increased 6.6% over the past year (2024). Since 2000, this ZIP has seen +238% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.7% | 190 |
| 2021 | +17.9% | 224 |
| 2022 | +27.1% | 284 |
| 2023 | +11.5% | 317 |
| 2024 | +6.6% | 338 |
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 371 business establishments in ZIP 37909, employing approximately 8,101 people with a combined annual payroll of $583,784,000.
371
Businesses
8,101
Employees
$583.8M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 83 | 22.4% |
| Professional, scientific, and technical services | 46 | 12.4% |
| Administrative and support and waste management and remediation services | 36 | 9.7% |
| Construction | 32 | 8.6% |
| Wholesale trade | 30 | 8.1% |
| Other services (except public administration) | 23 | 6.2% |
| Retail trade | 22 | 5.9% |
| Real estate and rental and leasing | 22 | 5.9% |
| Finance and insurance | 19 | 5.1% |
| Manufacturing | 13 | 3.5% |
| Transportation and warehousing | 13 | 3.5% |
| Accommodation and food services | 9 | 2.4% |
| Management of companies and enterprises | 7 | 1.9% |
| Arts, entertainment, and recreation | 6 | 1.6% |
| Information | 5 | 1.4% |
| Educational services | 5 | 1.4% |
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 37909 vs 37921 →
ZIP 37909 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37921
Knoxville (37921)
28,233 residents
- 37919
Knoxville (37919)
28,194 residents
- 37923
Knoxville (37923)
27,457 residents
- 37931
Knoxville (37931)
26,109 residents
- 37849
Powell (37849)
25,459 residents
- 37912
Knoxville (37912)
20,673 residents
- 37909
Knoxville (37909)
15,168 residents
- 37916
Knoxville (37916)
12,507 residents
- 37777 11,274
Louisville (37777)
11,274 residents
What this shows Among its immediate neighbors, ZIP 37909 ranks #7 by population - useful context the national average alone can't give.
ZIP 37909 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37931
Knoxville (37931)
$92,150 median income
- 37849
Powell (37849)
$84,275 median income
- 37777
Louisville (37777)
$75,648 median income
- 37923
Knoxville (37923)
$73,699 median income
- 37919
Knoxville (37919)
$72,645 median income
- 37909
Knoxville (37909)
$66,984 median income
- 37921
Knoxville (37921)
$60,013 median income
- 37902
Knoxville (37902)
$50,161 median income
- 37912
Knoxville (37912)
$47,416 median income
What this shows By household income, ZIP 37909 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 37921 | Knoxville, TN | 28,233 | 2.4 mi |
| 37919 | Knoxville, TN | 28,194 | 2.6 mi |
| 37923 | Knoxville, TN | 27,457 | 3.6 mi |
| 37916 | Knoxville, TN | 12,507 | 4.9 mi |
| 37912 | Knoxville, TN | 20,673 | 4.6 mi |
| 37902 | Knoxville, TN | 1,586 | 5.8 mi |
| 37931 | Knoxville, TN | 26,109 | 6.1 mi |
| 37849 | Powell, TN | 25,459 | 7.8 mi |
| 37915 | Knoxville, TN | 5,647 | 7.0 mi |
| 37777 | Louisville, TN | 11,274 | 8.5 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 37909, 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 (15,168 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Knox County
Related Areas
Frequently Asked Questions
What county is ZIP code 37909 in?
ZIP code 37909 (Knoxville) is located in Knox County, Tennessee. Knox County contains multiple ZIP codes, see the full list at /counties/knox-tn.
What is the population of ZIP code 37909?
ZIP code 37909 in Knoxville, TN has a population of 15,168 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 37909?
The median household income in ZIP 37909 is $66,984, which is 12% below the national average of $76,288.
What is the average home value in ZIP 37909?
The median home value in ZIP 37909 is $312,500, which is 12% above the national average of $278,155.
What is the demographic makeup of ZIP 37909?
The largest racial group in ZIP 37909 is White at 84.0%. Hispanic or Latino residents make up 3.9% of the population.
How many businesses are in ZIP code 37909?
ZIP code 37909 has 371 business establishments employing approximately 8,101 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 37909?
The top industries by establishment count in ZIP 37909 are: Health care and social assistance (83), Professional, scientific, and technical services (46), Administrative and support and waste management and remediation services (36). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 37909?
According to the FHFA House Price Index, home values in ZIP 37909 increased by 6.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 238%. 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 37909?
In ZIP code 37909, 70.0% of residents aged 25+ have a high school diploma or higher, and 46.7% 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 37909?
The mean commute time for workers in ZIP code 37909 is 19.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 37909?
In ZIP code 37909, approximately 47.1% of occupied housing units are owner-occupied and 52.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 37909?
The poverty rate in ZIP code 37909 is 7.9% 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 37909's numbers, next.
- See how ZIP 37909 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Knoxville, 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.