Iowa County Airport (MRJ) | Private Aviation

Current Conditions at KMRJ

Iowa County Airport, Mineral Point, WI

Airport Overview

Located in WI, Iowa County Airport (KMRJ) serves as a general aviation point of entry for the Mineral Point area. The airfield offers 2 runway(s) — 5,001 feet on the primary strip — for private and corporate traffic. Private and corporate operators value Iowa County Airport for efficient departures without commercial terminal congestion. For official FAA airport data, visit the FAA Airport Data portal or AirNav KMRJ.

Private Aviation Briefing

Iowa County Airport (KMRJ) serves Mineral Point at 1,171 ft MSL elevation. This briefing covers the private aviation considerations for operators, passengers, and flight departments using this facility.

U.S. General Aviation Context

Iowa County Airport is part of the U.S. National Airspace System, regulated by the FAA. As a WI facility, the airport contributes to the regional transportation network connecting Mineral Point to the broader aviation system. FAA Part 135 charter operators serve this airport, and The Jet Finder can source aircraft positioned near KMRJ for on-demand charter.

Runway Capability

5001 feet of runway at Iowa County Airport supports light jets through most super-midsize jets. Aircraft like the Phenom 300, Citation XLS, Challenger 350, and Gulfstream G280 operate comfortably from KMRJ. Heavy jets (Gulfstream G550/G650, Global Express) require performance calculations accounting for temperature, weight, and field elevation before committing to this runway length.

Charter Considerations

When chartering from Iowa County Airport, consider the round-trip economics. One-way charters incur a repositioning fee (the empty leg back to base). Round-trips from KMRJ eliminate this cost. For one-way flights, The Jet Finder checks for aircraft that need to reposition through Mineral Point anyway, reducing or eliminating the empty-leg premium.

What to Know Before You Fly

Arrive at the FBO 15 to 20 minutes before departure. That is the entire pre-flight process for private charter from Iowa County Airport. No security lines, no boarding groups, no gate announcements. Your vehicle pulls up to the aircraft, luggage is loaded directly, and you board at your convenience.

Safety & Planning

The Jet Finder sources charter aircraft exclusively from FAA Part 135 certified operators. Every crew flying from Iowa County Airport meets federal duty time, rest, and recurrency requirements. We verify operator certifications, audit history, and insurance coverage before presenting any aircraft option from KMRJ to our clients.

Airport Selection Strategy

Iowa County Airport serves the Mineral Point market for private aviation. Airport selection affects charter cost through positioning fees, landing charges, and fuel prices. An airport 20 miles farther from your destination but with lower fees and better aircraft availability can save thousands on a charter. The Jet Finder runs this analysis for every booking from the Mineral Point area.

Seasonal Factors

Summer density altitude affects aircraft performance at Iowa County Airport, particularly on hot afternoons when field elevation of 1,171 ft MSL increases effective altitude. Early morning departures maximize payload and performance from KMRJ. The Jet Finder schedules departures to optimize aircraft performance when density altitude is a factor.

Location & Address

Iowa County Airport is positioned at coordinates 42.8868° N, -90.2362° W, at 1,171 feet above mean sea level. Ground transportation from KMRJ to Mineral Point proper is typically a short drive. Private aviation eliminates the hours that commercial airport processing adds to your trip.

Runways & Facilities

With 5,001 feet of runway, Iowa County Airport supports all light jets and most midsize jets (Citation XLS, Learjet 45/60, Hawker 800). Super-midsize jets may operate under favorable weight and weather conditions. Heavy jets typically require longer fields.

FBOs & Ground Services

For ground services at Iowa County Airport (KMRJ), contact the airport office or on-field operator. Available services may include tiedowns, fuel, and basic ground handling. Larger aircraft or special handling requests should be arranged in advance to ensure availability.

Charter a Jet from Iowa County Airport

Charter operations from Iowa County Airport (KMRJ) connect Mineral Point to destinations across the country. The Jet Finder connects you with charter aircraft suited to KMRJ's runway capabilities and your mission requirements. No markup. Direct operator access.

Fly Private from KMRJ

The Jet Finder coordinates charter flights from Iowa County Airport. Tell us your destination, dates, and passenger count. We source aircraft from FAA Part 135 operators matched to KMRJ's runway and facilities.

Airport Specifications

Airport Identity
Airport Name	Iowa County Airport
ICAO Code	KMRJ
IATA Code	MRJ
FAA Identifier	MRJ
Address	Mineral Point, WI
Elevation	1,171 ft MSL
Coordinates	42.8868° N, 90.2362° W
FAA Data	AirNav MRJ

Operations & Facilities
Runways	11/29: 5,001 ft (ASP) 04/22: 3,600 ft (ASP)
FBOs	Airport Services
Customs	Not available
Fuel	Contact airport for availability
Hours	Contact airport for hours
Approaches	Contact airport for approach information
Tower / Freq	See Airport/Facility Directory

Regional Aviation Context

Wisconsin's GA airports support the state's manufacturing economy and seasonal tourism. Lake Michigan influence creates weather variability, and winter operations require de-icing capability.

Operational Considerations

Iowa County Airport's 1,171-foot field elevation keeps density altitude effects manageable. Even on warm days, density altitude here tops out around 2,971 feet — within normal performance parameters for most aircraft. The 5,001-foot runway provides approximately 4,825 feet of effective sea-level performance.

Iowa County Airport's temperate latitude produces generally favorable flying conditions with seasonal variation. Winter brings frontal passages that can drop ceilings to IFR minimums for 24-48 hour periods. Freezing precipitation is possible but less persistent than at higher latitudes. Summer convective activity peaks in late afternoon — morning departures typically encounter smoother, clearer conditions. Year-round instrument currency is recommended for reliable scheduling.

Two runways at Iowa County Airport provide crosswind flexibility. When the primary runway's crosswind component exceeds aircraft limitations, the secondary runway typically offers a more favorable alignment. Runway selection should account for wind, obstacle clearance, and any published procedures.

Nearby Airports

Airports within 150 nautical miles of Iowa County Airport. Useful for alternate planning, repositioning, or comparing FBO options.

Platteville Municipal Airport

KPVB · 15 NM from KMRJ

Tri-County Regional Airport

KLNR · 20 NM from KMRJ

Lancaster Municipal Airport

K73C · 21 NM from KMRJ

Hallick Farm Airport

WI66 · 24 NM from KMRJ

Frequently Asked Questions

Iowa County Airport is designated KMRJ in the FAA system. Pilots and dispatchers use this code for flight planning, weather briefings, and NOTAMs associated with the airport.

Located in Mineral Point, WI, Iowa County Airport has coordinates of 42.8868° N, 90.2362° W. Airport elevation: 1,171 feet MSL. The field is accessible from the local road network.

Iowa County Airport has 2 runway(s). The longest is 11/29 at 5,001 feet, surfaced in ASP.

Private jets can land at Iowa County Airport provided the 5,001-foot runway meets their performance requirements. Light and very light jets typically operate without restriction. Midsize jets may require careful performance analysis depending on conditions.

Iowa County Airport (KMRJ) offers ground services through its FBO. Standard services include fuel, parking, and aircraft handling. Check with the facility for after-hours availability and current fuel pricing.

1,171 feet MSL. Iowa County Airport's elevation is a consideration for performance planning. Standard atmospheric deviations can push density altitude higher than field elevation on warm days.

Published instrument approaches at KMRJ should be verified through current FAA sources. Iowa County Airport's approach options may include RNAV (GPS), VOR, or NDB depending on available NAVAIDs.

Contact The Jet Finder for charter availability from Iowa County Airport (KMRJ). Provide your destination, travel dates, and passenger count. We source aircraft from FAA Part 135 operators matched to KMRJ's runway and facilities.

Aircraft suitability at KMRJ depends on the 5,001-foot runway. Standard GA traffic — pistons, turboprops, light jets — operates without special considerations. Larger aircraft should confirm runway adequacy before flight planning.

Tower status at KMRJ: check the current A/FD entry. If non-towered, Iowa County Airport uses CTAF for traffic coordination. Pilots should announce intentions on the appropriate frequency.

For fuel at KMRJ, contact the on-field FBO or check airnav.com/airport/KMRJ. Jet-A and 100LL availability depends on the facility. Self-serve and full-serve options may vary.

For international departures or arrivals at KMRJ, CBP services are required. Availability depends on the facility. Some airports in the region may offer more convenient customs access. The Jet Finder can advise on the best routing.

Aviation weather for Iowa County Airport is reported under identifier KMRJ. Monitor METAR, TAF, and PIREP data through official sources. WI's climate affects ceiling, visibility, and wind conditions at the field.

KMRJ provides access to Mineral Point, WI. Ground transfer time from Iowa County Airport to local destinations is generally efficient. The airport's GA-specific environment means no terminal queues — just a direct walk from ramp to vehicle.

Transient aircraft parking at KMRJ is available through the on-field operator. Iowa County Airport typically provides tiedown space on the ramp. Hangar availability and rates vary — inquire before arrival.

Request a charter quote from KMRJ through The Jet Finder. Provide departure date, destination, passenger count, and luggage requirements. We source availability from multiple Part 135 operators for competitive pricing.

Ready to Fly from MRJ?

Experience the difference of private aviation at Iowa County Airport.

Iowa County Airport (KMRJ)