Michigan · Trail M4-2

McCt - Big O Spur

McCt - Big O Spur Trail is a 13.5 miles trail in Huron-Manistee National Forest, Michigan. The Forest Service rates it trail class 3, developed. It is open to hiking, horse and pack stock, mountain biking, motorcycle and e-bikes.

Trail conditions, closures and hazards are not tracked here. The Huron-Manistee National Forest official page carries current alerts and closure orders.

Map

One end Other endLine simplified to about 100 metres. Basemap from the USGS National Map.

One end43.8425, -86.0120 · Directions ↗
Other end43.9066, -85.8614 · Directions ↗

The ends are the two ends of the longest connected chain of segments. The record does not say which is the usual start. The trail is recorded as 11 segments.

The trail

Length13.5 miles
Trail class3, developed
Typeland trail
Surfacenative material
Typical grade10-12 percent
Motor vehiclesOpen to at least one motorized use
AccessibilityEvaluated and does not meet accessibility guidelines
Trail numbersM4-2
ForestHuron-Manistee National Forest (unit 0904)
StatesMichigan
Detail publishedmanagement level, with uses

Values are the set across all segments. Class 1 is minimally developed and class 5 is fully developed. Grade and width are the forest's typical values, not measured extremes.

Weather by month

NOAA climate normals →
Weather by month near McCt - Big O Spur Trail20°30°40°50°60°70°January: 2.26 inches of precipitation, 25.3 inches of snowFebruary: 1.63 inches of precipitation, 14.0 inches of snowMarch: 1.98 inches of precipitation, 7.0 inches of snowApril: 3.85 inches of precipitation, 1.3 inches of snowMay: 3.63 inches of precipitation, 0.0 inches of snowJune: 3.54 inches of precipitation, 0.0 inches of snowJuly: 3.01 inches of precipitation, 0.0 inches of snowAugust: 3.06 inches of precipitation, 0.0 inches of snowSeptember: 3.15 inches of precipitation, 0.0 inches of snowOctober: 4.26 inches of precipitation, 0.2 inches of snowNovember: 2.91 inches of precipitation, 4.3 inches of snowDecember: 2.63 inches of precipitation, 22.5 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 22.5°F averageFebruary: 23.5°F averageMarch: 32.2°F averageApril: 43.9°F averageMay: 55.3°F averageJune: 65.1°F averageJuly: 68.7°F averageAugust: 67.6°F averageSeptember: 60.5°F averageOctober: 48.2°F averageNovember: 37.4°F averageDecember: 28.0°F average0 in10 in20 in30 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Hesperia 4 WNW, 23 miles from the trail midpoint at 780 feet, station USC00203769 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 36 inches a year. The dotted line is average snowfall, about 75 inches a year on the same inches scale.

Allowed uses

HikingAllowed year-round
Horse and pack stockAllowed
Mountain bikingAllowed year-round
MotorcycleAllowed year-round
E-bikesAllowed year-round

A use is listed when the Forest Service records it as managed, accepted or discouraged on any segment. Discouraged still means legal. Uses marked restricted are left out. Where the forest publishes a Motor Vehicle Use Map, that map governs motorized use.

Trailheads

The Forest Service recreation layer records no trailhead within a third of a mile of this trail's line. Many trails start from a road pullout or another trail with no trailhead record. The forest's recreation pages list the trailheads it does publish.

Camping nearby

Campsite Atlas cards carry site counts and booking links from Recreation.gov. Forest Service cards come from the recreation layer and link the agency page.

Fire nearby

  • Prescribed
    Udell Prairie Rx

    24 mi from the trail midpoint

Distance is to the reported incident point, not the fire edge. Closure orders are on the forest's official page.

Reference

Questions people ask

How long is the McCt - Big O Spur Trail?

13.5 miles, the sum of the 11 segments the Forest Service records under this name in Huron-Manistee National Forest.

Source: Forest Service trail layer

What is allowed on the McCt - Big O Spur Trail?

hiking, horse and pack stock, mountain biking, motorcycle and e-bikes. The trail is open to at least one motorized use.

Source: Forest Service trail layer

Where does the McCt - Big O Spur Trail start?

The line begins at 43.8425, -86.0120 and ends at 43.9066, -85.8614. No Forest Service trailhead is recorded within a third of a mile of it. The record does not say which end is the usual start.

Source: Forest Service trail layer

Is the McCt - Big O Spur Trail in a wilderness area?

No. The trail line does not cross any polygon in the National Wilderness Preservation System layer.

Source: Wilderness Connect

Where can I camp near the McCt - Big O Spur Trail?

Bowman Bridge (0.1 mi), Claybanks Campground (0.2 mi) and Bowman Lake Campground (0.4 mi) are within five miles of the trail. Site counts and booking links are on Campsite Atlas.

Source: Campsite Atlas

How developed is the McCt - Big O Spur Trail?

Trail class 3, which the Forest Service describes as developed. Class 1 is a minimal, unimproved route and class 5 is fully developed, often paved.

Source: Forest Service trail layer

How steep and how wide is the McCt - Big O Spur Trail?

The typical grade is 10-12 percent.

Source: Forest Service trail layer

Is the McCt - Big O Spur Trail accessible?

No. The Forest Service evaluated it and found it does not meet its accessibility guidelines.

Source: Forest Service trail layer

Who manages the McCt - Big O Spur Trail?

Huron-Manistee National Forest, Forest Service unit 0904. The trail is in Michigan.

Source: Huron-Manistee National Forest official page

Is there a fire near the McCt - Big O Spur Trail?

1 active incident within 50 miles of the trail midpoint as of 2026-09-18, the nearest Udell Prairie Rx at 24 miles. Check the forest's closure orders before you go.

Source: Fire nearby

Source

This page is built from 11 segments named MCCT - BIG O SPUR in the Forest Service TrailNFS_Publish layer, administrative unit 0904. Wilderness overlap is tested against the National Wilderness Preservation System layer from Wilderness Connect. Trailheads and Forest Service campgrounds come from the Forest Service Recreation Opportunities layer. Data refreshed September 17, 2026. The methodology page explains how segments become trails.