PlainZIP

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
$66,984
Median income
$312,500
Median home value
46.7%
Bachelor's or higher

The verdict

Knoxville pairs a below-median household income with above-median home values, in a low-density, mixed-tenure area.

42th 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.

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 Tennessee average), while per-capita income is $44,082. Poverty here runs at 7.9%, with unemployment measured at 5.4%. Housing costs here run $312,500 for a typical home value (26% above the state average), with rent averaging $1,204 a month; 47.1% of homes are owner-occupied.

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. To put 37909 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Knox County, for a geography-aware comparison.

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.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 37909?

36.5

Median Age

48.6%

Male

51.4%

Female

8.7%

Foreign-Born

White 84.0%
African American 6.6%
Asian 3.1%
American Indian or Alaska Native 0.3%
Native Hawaiian or Pacific Islander 0.2%
Two or More Ethnicities 5.0%
Hispanic or Latino 3.9%

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

$44,082

Per Capita Income

7.9%

Poverty Rate

5.4%

Unemployment Rate

19.7 min

Mean Commute Time

How ZIP 37909 ranks nationally

Knoxville, TN household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$66,984 42nd percentile higher than 42% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 70.0%
Bachelor's Degree or Higher 46.7%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

8,150

Total Housing Units

7,783

Occupied Units

367

Vacant Units

2.09

Avg Household Size

Occupancy Type

Owner 47.1%
Renter 52.9%

$312,500

Median Home Value

+26% vs state

$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.

residents

What this shows Among its immediate neighbors, ZIP 37909 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 37909 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

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.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
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

More ZIP Codes in Knox County

37918 standard
Knoxville, TN
Pop: 42,835
37920 standard
Knoxville, TN
Pop: 39,087
37922 standard
Knoxville, TN
Pop: 33,180
37921 standard
Knoxville, TN
Pop: 28,233
37919 standard
Knoxville, TN
Pop: 28,194
37923 standard
Knoxville, TN
Pop: 27,457

Related Areas

Knox County Knoxville, TN Tennessee

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.

Read our methodology to see how this data is sourced, computed, and verified.