Home > TN > Grainger County > Thorn Hill > Zip 37881

Zip Code 37881 — Thorn Hill, TN

37881 is a ZIP Code associated with Thorn Hill, TN, located within Grainger. The postal region supports an estimated population of 1,677 residents across Data Pending housing units, with a population density of 9.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (36.398610, -83.343930)

Data MetricLocal Statistic
Postal / Zip Code37881
Primary CityThorn Hill
State / ProvinceTN
CountyGrainger
Total Population1,677
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density9.0 people/sq mi
TimezoneAmerica/New_York

How 37881 Compares

MetricZIP 37881Grainger CountyTN State Average
Population1,67724,5517,058,868
Median IncomeData PendingN/AN/A
Population Density9.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 37708Bean Station5.2 mi6,512N/A
Zip 37811Mooresburg7.8 mi3,931N/A
Zip 37869Sneedville9.7 mi5,271N/A
Zip 37879Tazewell9.9 mi11,854N/A
Zip 37814Morristown11.3 mi35,239N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →