Residential delivery area · Tennessee
ZIP Code 37912: Knoxville, TN
ZIP code 37912 is in Knoxville, Tennessee, entirely in Knox County (Census 2020 ZIP-county file). About 22,000 people live there (Census Bureau, ACS 2020-2024), the 11th most populous of Knoxville's 19 residential ZIP codes. Median household income is $47,416 (Census Bureau, ACS 2020-2024). By Census place, 89% of its land lies in Knoxville; 12% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Knoxville · 19 residential ZIPs
- County
- Knox County
- Census places
- Knoxville
- Metro area
- Knoxville, TN
- House district
- TN-2 119th Congress
- State
- Tennessee
- Time zone
- Eastern
- Land area
- 10.6 sq mi · 2,037 people per sq mi
- PO Box ZIPs
- 12 more ZIP codes use the name Knoxville for PO boxes or single organizations
Where is ZIP code 37912?
37912 centers on 36.008°, -83.985° and covers 10.6 square miles of land. It borders 4 ZIP codes: 37921, 37917, 37849, 37918.
The map draws ZIP code areas only. For the streets inside 37912, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 37912 compare with the rest of Knoxville?
| Measure | 37912 | In Knoxville | In Knox County | In TN |
|---|---|---|---|---|
| People (ACS 2020-2024) | 21,505 | 11th of 19 | 12th of 28 | 113th of 636 |
| Median household income | $47k | 15th of 15 | 23rd of 23 | 378th of 425 |
| Median home value | $211k | 15th of 16 | 21st of 24 | 264th of 436 |
Its median household income is higher than in 12% of U.S. residential ZIP codes, and it is denser than 85% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 37912?
The 2020 Census counted 22,313 people in 37912; the ACS, which samples households over 2020-2024, estimates 21,505. Between the 2010 and 2020 censuses its population grew 7.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 21,505
- 2020 Census count
- 22,313+7.9% since 2010 (20,673)
- Households
- 10,014
- Median age
- 37.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 37912?
Of the 21,505 people the ACS estimates in 37912, 21.4% are under 18 and 13.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (72.1%), then Black (not Hispanic) (13.1%).
- Under 1821.4%
- 18 to 6465.6%
- 65 and older13.0%
- White, not Hispanic72.1%
- Black, not Hispanic13.1%
- Hispanic or Latino9.9%
- Other or two or more3.9%
- Asian, not Hispanic0.9%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 37912 earn?
Median household income is $47,416 (ACS 2020-2024), the 23rd highest of the 23 ranked ZIP codes in Knox County. It is not measurably different from 2015-2019 ($45,881 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $47,416
- Income per person
- $29,869
- Below the poverty line
- 18.8%
- Unemployed (of the labor force)
- 4.9%
- Adults 25+ with a bachelor's degree
- 21.1%
- Adjusted gross income per tax return, 2022
- $49,67010,860 returns; wages 76% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 37912?
FHFA's house price index for 37912, built from repeat sales and appraisals of the same homes, rose 154% from 2015 to 2025 and rose 80% from 2020 to 2025, and moved +0.2% in 2025.
- Median home value (owners' estimate)
- $210,900
- Median gross rent
- $1,128
- Homes owned by their occupants
- 53.1%
- Housing units
- 10,952
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 37912?
540 business establishments had a location in this ZIP code in 2023, 43 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade113
- Accommodation and food services83
- Health care and social assistance58
- Other services (except public administration)56
- Finance and insurance47
- Construction42
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 37912?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 37921 | Knoxville | 28,717 | $60k | 2.3 mi |
| 37917 | Knoxville | 24,615 | $54k | 4.1 mi |
| 37849 | Powell | 29,375 | $84k | 4.8 mi |
| 37918 | Knoxville | 45,971 | $70k | 5.0 mi |
| 37909 | Knoxville | 16,774 | $67k | 4.7 mi (near) |
| 37916 | Knoxville | 15,583 | $15k | 4.8 mi (near) |
| 37902 | Knoxville | 2,412 | $50k | 4.9 mi (near) |
| 37929 | Knoxville | 0 | – | 5.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.