Residential delivery area · Tennessee
ZIP Code 37881: Thorn Hill, TN
ZIP code 37881 uses the postal name Thorn Hill, Tennessee and lies mostly in Grainger County (56% of its land), reaching into Hancock County and Hawkins County (Census 2020 ZIP-county file). About 1,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $37,443 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Thorn Hill · its only residential ZIP
- County
- Grainger County (56%); Hancock County (36%); Hawkins County (7%)
- Metro area
- Knoxville, TN
- House districts
- TN-2 (57%), TN-1 (43%) 119th Congress, by share of land
- State
- Tennessee
- Time zone
- Eastern
- Land area
- 71.9 sq mi · 23 people per sq mi
Where is ZIP code 37881?
37881 centers on 36.398°, -83.362° and covers 71.9 square miles of land plus 1.0 of water. It borders 7 ZIP codes: 37708, 37811, 37879, 37869, 37888, 37861, 37857.
The map draws ZIP code areas only. For the streets inside 37881, 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 37881 compare with the rest of Grainger County?
| Measure | 37881 | In Grainger County | In TN |
|---|---|---|---|
| People (ACS 2020-2024) | 1,677 | 7th of 8 | 470th of 636 |
| Median household income | $37k | not ranked | not ranked |
| Median home value | $112k | 7th of 7 | 415th of 436 |
37881's median household income is not ranked: its 90% margin of error (±$13,430) is more than a quarter of the figure ($37,443). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 29% of 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 37881?
The 2020 Census counted 2,235 people in 37881; the ACS, which samples households over 2020-2024, estimates 1,677. Between the 2010 and 2020 censuses its population fell 2.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,677±353 (90% margin)
- 2020 Census count
- 2,235−2.4% since 2010 (2,291)
- Households
- 739
- Median age
- 56.7
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 37881?
Of the 1,677 people the ACS estimates in 37881, 11.3% are under 18 and 30.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.8%).
- Under 1811.3%
- 18 to 6458.3%
- 65 and older30.5%
- White, not Hispanic93.8%
- Hispanic or Latino3.9%
- Other or two or more2.3%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
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 37881 earn?
Median household income is $37,443 (ACS 2020-2024). It is not measurably different from 2015-2019 ($38,931 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $37,443±$13,430
- Income per person
- $29,590
- Below the poverty line
- 24.4%
- Unemployed (of the labor force)
- 6.3%
- Adults 25+ with a bachelor's degree
- 8.5%
- Adjusted gross income per tax return, 2022
- $53,521890 returns; wages 72% 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 37881?
- Median home value (owners' estimate)
- $111,900
- Median gross rent
- $699
- Homes owned by their occupants
- 80.0%
- Housing units
- 1,106
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 37881?
18 business establishments had a location in this ZIP code in 2023, 1 more than in 2018; the most are in transportation and warehousing (ZIP Code Business Patterns).
- Transportation and warehousing7
- Manufacturing5
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 37881?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 37708 | Bean Station | 6,512 | $42k | 5.3 mi |
| 37811 | Mooresburg | 3,931 | $52k | 9.1 mi |
| 37879 | Tazewell | 11,854 | $48k | 9.9 mi |
| 37869 | Sneedville | 5,271 | $39k | 10.4 mi |
| 37888 | Washburn | 3,432 | $46k | 12.9 mi |
| 37861 | Rutledge | 8,608 | $52k | 13.8 mi |
| 37857 | Rogersville | 21,657 | $55k | 23.5 mi |
| 37814 | Morristown | 35,239 | $56k | 11.5 mi (near) |
| 37891 | Whitesburg | 3,671 | $47k | 14.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.