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The Pilots Desk
Small airport

Hillman Airport

ICAO LL91🇺🇸 Rock City
Coordinates
42.4160°N, 89.4531°W
Elevation
870 ft (265 m)
Type
Small airport
Region
US-IL
Time zone
Chicago(UTC-05:00)
Magnetic variation
2.9° W

Daylight today(Jul 18, 2026, local time)

Civil dawn
05:04
Sunrise
05:37
Sunset
20:32
Civil dusk
21:05

About 14h 55m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Hillman Airport

Hillman Airport is a small airport in Rock City, United States. It sits at an elevation of 870 ft (265 m) and has 1 runway, the longest 1,600 ft / 488 m. It observes America/Chicago local time. The nearest airport is Chester Wyss Airport (LL75), about 0.6 nm to the nne.

Summary generated from this airport’s structured data — reference only.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (1)

RunwayLengthWidthSurfaceLightingStatus
07 / 251,600 ft / 488 m70 ftTurfUnlitOpen

Tall obstacles nearby

ObstacleHeight AGLTop (MSL)Lit
WREX-TV (Rockford)653 ft892 ft

Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.

Nearby airports

Great-circle distance and true bearing from Hillman Airport.

Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

Where is Hillman Airport located?

Hillman Airport is small airport located in Rock City, United States, at an elevation of 870 ft (265 m).

How many runways does Hillman Airport have?

Hillman Airport has 1 runway, the longest being 1,600 ft / 488 m.

What time zone is Hillman Airport in?

Hillman Airport is in the America/Chicago time zone (UTC-05:00).

What is the magnetic variation at Hillman Airport?

The magnetic variation (declination) at Hillman Airport is approximately 2.9° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Hillman Airport?

The nearest airport to Hillman Airport is Chester Wyss Airport (LL75), about 0.6 nm to the nne, followed by Ellis Airport and Sue Rock International Airport.

Is the information on this page suitable for flight planning?

No. Hillman Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.