Utah · Hiking

Boulder Mail Trail

8.5 mi
round trip
1,832 ft
climb
6,753 ft
high point
Out and back
route
Apr–Oct
best months

The Boulder Mail Trail is a 17-mile out-and-back hike on National Public Lands managed by the Bureau of Land Management in Utah. It begins at a low point of about 5,680 feet and climbs to a high of about 6,750 feet, with an elevation gain of about 1,830 feet, making it a hard route. Late spring and early fall are the most comfortable times to go. Typical averages from a nearby weather station in Boulder show May highs around 68°F and September highs around 74°F, while July and August bring the most wet days of the year. The trail lies close to several other hikes. Death Hollow Creek is just 0.1 mile away, Mamie Creek is about 1.7 miles off, and the Upper Calf Creek Falls Trail is roughly 4.5 miles away. For an overnight stay, Deer Creek Campground is about 8.8 miles from the trail.

Local outfitters

Not on Roamze yet. Their page has how to reach them.

  • Best time to go · Apr–Oct

    Best time to visit Boulder Mail Trail

    Best months: April–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      39° / 21°

      6 wet · 4 snow

    2. Feb

      44° / 24°

      6 wet · 4 snow

    3. Mar

      53° / 31°

      5 wet · 2 snow

    4. Apr

      60° / 36°

      4 wet · 1 snow

    5. May

      68° / 45°

      5 wet

    6. Jun

      79° / 54°

      4 wet

    7. Jul

      84° / 61°

      8 wet

    8. Aug

      81° / 60°

      10 wet

    9. Sep

      74° / 52°

      7 wet

    10. Oct

      62° / 40°

      5 wet

    11. Nov

      49° / 30°

      4 wet · 1 snow

    12. Dec

      39° / 21°

      5 wet · 4 snow

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Boulder, UT, 7 mi away at 6,650 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Keep exploring — more trails worth the drive

Upper Calf Creek Fall TrailPhoto: Greg Willis from Denver, CO, usa, CC BY-SA 2.0 (via Wikimedia Commons)

Upper Calf Creek Fall Trail

~6 min drive

0.13-mile out-and-back hike to Upper Calf Creek Falls in Utah.

Boulder Mail TrailPhoto: Greg Willis from Denver, CO, usa, CC BY-SA 2.0 (via Wikimedia Commons)

Boulder Mail Trail

~7 min drive

5.69-mile out-and-back hike in Utah with 737 ft elevation gain.

Escalante River TrailPhoto: Frans-Banja Mulder, CC BY 3.0 (via Wikimedia Commons)

Escalante River Trail

~10 min drive

20.76-mile out-and-back trail in Utah with 6,889 ft elevation gain/loss.

Upper Death HollowPhoto: Jason J. Corneveaux, CC BY-SA 3.0 (via Wikimedia Commons)

Upper Death Hollow

~19 min drive

4.33-mile out-and-back trail in Utah with 258 ft elevation gain.

Upper Calf Creek Falls TrailPhoto: Greg Willis from Denver, CO, usa, CC BY-SA 2.0 (via Wikimedia Commons)

Upper Calf Creek Falls Trail

~8 min drive

1.00-mile out-and-back hike in Utah with 169 ft elevation gain.

Death HollowPhoto: Jason J. Corneveaux, CC BY-SA 3.0 (via Wikimedia Commons)

Death Hollow

~19 min drive

21.35-mile out-and-back trail in Utah with 160 ft elevation gain.

Great Western Trail - Mcgath SectionPhoto: Jason J. Corneveaux, CC BY-SA 3.0 (via Wikimedia Commons)

Great Western Trail - Mcgath Section

~20 min drive

Moderate 7.5-mile section of the Great Western Trail with steady climbing and high desert views.

Rogers Peak TrailPhoto: Jason J. Corneveaux, CC BY-SA 3.0 (via Wikimedia Commons)

Rogers Peak Trail

~19 min drive

3.34-mile out-and-back hike in Utah with 861 ft elevation gain.

Escalante OverlookPhoto: inkknife_2000 (7.5 million views +), CC BY-SA 2.0 (via Wikimedia Commons)

Escalante Overlook

~9 min drive

1.20-mile out-and-back trail in Utah with 681 ft elevation gain.

HIKE

Lower Calf Creek Falls Trail

~9 min drive

5.74-mile out-and-back hike in Utah with 2,643 ft elevation gain and loss.

Map and trail data © OpenStreetMap contributors