Grattan Raceway

Length

2 miles

Turns

10

Direction

Clockwise

Elevation (ASL)

800 ft

Surface

Asphalt

Grip

Moderate — older surface with character

Brake Severity

Moderate — technical layout rewards momentum

Sound Limit

105 dB — 103-105 dB typical for club events ( verify with organizer)

FIA Certification

None (club/amateur racing facility)

Nearest Airport

GRR (Gerald R. Ford International) — ~30 miles / 40 min

Nearest Trauma Center

Spectrum Health Butterworth Hospital (Grand Rapids) — ~28 miles