Flat Lick is a community in Knox County, Kentucky, home to about 634 people across 4.8 square miles. Its ZIP code is 40935.
Homes sold for a median of $124 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Flat Lick. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | McGhee Tyson Airport (TYS)71 miles away |
|---|---|
| Nearest city of 250,000+ | Lexington-Fayette, KY92 miles away |
| Nearest city of 1 million+ | Chicago, IL404 miles away |
Straight-line distances from the center of Flat Lick; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Flat Lick had 850 residents in the 2020 census, down 11% since 2010.
It’s the 312th largest of 553 towns in Kentucky by population.
Knox County grew from 17,372 residents in 1900 to 30,193 in 2020.
Knox County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 25°F. About 53.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Barbourville, KY weather station (7 miles away).
7,102 jobs at 449 businesses in Knox County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Flat Lick.
Nearest hospitals
Providers with an office here
| Physical and occupational therapists | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Pharmacies
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Knox County. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Dewitt Elementary SchoolFlat Lick | Pre-K–5 | 120 | Public | 3.7 mi |
| Flat Lick Elementary SchoolFlat Lick | Pre-K–5 | 163 | Public | 1.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.