Clarkson is a city in Grayson County, Kentucky, home to about 865 people across 1.1 square miles. It has no ZIP code of its own: it’s part of 42726.
Homes sold for a median of $183 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 Clarkson. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Clarkson’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Louisville Muhammad Ali International Airport (SDF)57 miles away |
|---|---|
| Nearest city of 250,000+ | Louisville/Jefferson County, KY59 miles away |
| Nearest city of 1 million+ | Chicago, IL314 miles away |
Straight-line distances from the center of Clarkson; 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.
Clarkson had 933 residents in the 2020 census, up 18% since 2000.
It’s the 263rd largest of 553 towns in Kentucky by population.
Grayson County grew from 19,878 residents in 1900 to 26,420 in 2020.
Grayson County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 21°F. About 49.8 inches of rain and melted snow fall in a typical year, with about 9 inches of snow.
Source: NOAA 1991–2020 climate normals, Leitchfield 2 N, KY weather station (7 miles away).
6,333 jobs at 431 businesses in Grayson County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
9 doctors and other health care providers list an office in Clarkson.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 3 |
| Mental health providers | 5 |
| Pharmacies | 2 |
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.
Grocery stores
Counts are within about 1 mile 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 Grayson County. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Clarkson Elementary SchoolClarkson | Pre-K–5 | 642 | Public | 4.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Cedar Springs SchoolClarkson | 1–8 | 31 | Amish | 2.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private 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.