Tri-County Regional (LNR)

Airport information: Lone Rock, WI, United States. Search for another airport below.

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Location and general information

ICAO code: KLNR
FAA identifier: LNR
FAA site number: 27340.*A
City / state: Lone Rock, WI
County: Sauk
Time zone: America/Chicago
Reference point: 43°12'42.70" N
90°10'47.40" W
Elevation: 717.3 ft (surveyed)
Magnetic variation: 0° E (1990)
Status: Operational
Ownership: Public, Sauk & Richland Counties
Use: Open to the public
Airport area: 225 acres
From downtown: 2 NM north
Sectional chart: Chicago
Activated: 11/1943

Services and facilities

Control tower: No
Attendance: All months, mon-fri, 0800-1700
Fuel: 100LL, Jet A+
Airframe / engine repair: Major / minor
Transient storage: Tie-downs
ARTCC: Chicago (ZAU)
Flight service: Green Bay (GRB)
1-800-WX-BRIEF
NOTAM facility: LNR
Wind indicator: Yes, unlighted
Beacon: White and green, sunset to sunrise
Segmented circle: Yes
Landing fee: No
Customs: No
Airport manager: Mark Higgs
608-583-2600
Last FAA inspection: 06/19/2025

FAA remarks

For CD contact madison app/departure CON at 608-249-8240. When madison approach closed, for CD contact Chicago ARTCC at 630-906-8921.
Cold temperature airport. Altitude correction required at or below -31C.

Source: FAA Airport Data and Information Portal (ADIP), effective October 29, 2026. View this airport on the FAA site

Airport facts

ICAO code: KLNR
FAA identifier: LNR
Location: Lone Rock, WI, United States
Elevation: 717.3 ft
Time zone: America/Chicago
Coordinates: 43.21186, -90.17983

Runways

Runway	Size	Surface
09 / 27	5,000 × 75 ft	Asphalt, excellent
18 / 36	1,850 × 60 ft	Asphalt, good

Codes, elevation and runways: FAA airport data (NASR), effective 2026-10-29. Reference only, not for navigation.

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