Private Aviation Airport

Knox County Airport (4I3)

Mount Vernon, OH · public-use

1
Runway
1,191 ft
Elevation
5,504 ft
Longest Runway
OH
State

Knox County Airport — Mount Vernon, OH

Airport Overview

Knox County Airport (4I3) is a public-use airport in Mount Vernon, OH, at an elevation of 1,191 ft MSL. It has 1 runway; the longest, 10/28, measures 5,504 ft (asphalt) and is lighted. Knox County Airport is publicly owned.

According to FAA data, 4I3 offers Jet A fuel, airframe/powerplant repair. Transient hangar and tie-down parking is available.

Jet Capability

The 5,504 ft paved runway at Knox County Airport can accommodate light, midsize, and many heavy/long-range jets. Actual suitability depends on aircraft type, runway conditions, temperature, and payload — pilots should consult aircraft-specific performance data for 4I3.

Charter to Knox County Airport

The Jet Finder arranges on-demand private jet charter to and from Knox County Airport. We match your trip to the right aircraft for 4I3's runway and your routing. Request a quote with your dates and party size.

Frequently Asked Questions

Knox County Airport (4I3) is located in Mount Vernon, OH, at 1,191 ft elevation. Coordinates: 40.3287°, -82.5238°.

Knox County Airport has 1 runway; the longest (10/28) measures 5,504 ft (asphalt).

Knox County Airport's 5,504 ft paved runway can accommodate light, midsize, and many heavy/long-range jets, subject to each aircraft's performance requirements, weather, and weight.

Per FAA data, 4I3 has 100LL avgas and Jet A+.

4I3 is a public-use airport (publicly owned).

The Jet Finder can arrange on-demand charter to and from Knox County Airport (4I3). Share your routing, dates, and party size at thejetfinder.com/contact.html for a quote.