Ron is right. It's probably hard to go too far wrong. Just lace up the boots and start logging some miles.
Have you looked at the book
60 Hikes within 60 Miles: Denver and Boulder--Including Colorado Springs, Fort Collins, and Rocky Mountain National Park
http://www.amazon.com/60-Hikes-within-M ... ikearizona
Scott Warren does a good job on hiking Guidebooks. Look at his 100 Classic hikes in Colorado.
http://www.amazon.com/Classic-Hikes-Col ... ikearizona
Trails.com lists these as the most popular 20 hikes in Colorado. I don't know where these are from Denver
Best Hiking in Colorado
This list represents the most popular hiking in Colorado (learn more about Top Trails). Use this list to plan your next Colorado hiking trip.
#1. Glacier Gorge
In my opinion this is the most beautiful spot in Rocky Mountain National Park. Spectacular scenery, beautiful wildflowers, cascading waterfalls, and beautiful alpine lakes are what you will find on yo…
From the guidebook "Hiking Colorado's Front Range"
Estes Park , CO - Hiking - 9.6 miles (About Top Trails) ..
#2. Blue Lake - Indian Peaks Wilderness
A wonderful day hike up to Blue Lake in the Indian Peaks Wilderness Area. This short hike takes you up to a beautiful alpine lake surrounded by stunning alpine peaks.…
From the guidebook "Hiking Colorado's Front Range"
Nederland , CO - Hiking - 5 miles (About Top Trails) ..
#3. Bergen Peak
A beautiful hike up to the summit of Bergen Peak (9,708 feet). Expect to see wildlife, wildflowers along the trail, and excellent views from atop the summit. This is an excellent hike and a must-do. I…
From the guidebook "Hiking Colorado's Front Range"
Denver , CO - Hiking - 9.2 miles ..
#4. Boulder County: Longs Peak
Located in north-central Colorado in the Front Range, about 70 miles northwest of Denver, and 10 miles southwest of Estes Park. The most famous Colorado climb, this alpine peak requires a long, strenu…
From the guidebook "Hiking Colorado's Summits"
Estes Park , CO - Hiking - 14 miles ..
#5. Canyon Loop Trail
If Grandma’s House were at trail’s end, this would be a fairy-tale “through the woods” experience. And nary a big bad wolf in sight… The Canyon Loop Trail weaves through the expansive Betasso Preserve…
From the guidebook "Best Easy Day Hikes: Boulder"
Boulder , CO - Hiking - 3.2 miles ..
#6. Arapaho Pass Trail to Lake Dorothy
This is a fantastic day hike up to Lake Dorothy via the Arapaho Pass Trail, one of the best trails in the wilderness area for viewing wildflowers. Trail conditions: The lower section of the Arapaho Pa…
From the guidebook "Hiking Colorado's Indian Peaks Wilderness"
Nederland , CO - Hiking - 6.4 miles ..
#7. Lake County: Mount Elbert
Located in central Colorado in the Sawatch Range, about 11 miles southwest of Leadville, and 4 miles northwest of Twin Lakes Reservoir. The highest point in Colorado, this Fourteener provides a popula…
From the guidebook "Hiking Colorado's Summits"
Leadville , CO - Hiking - 8.6 miles ..
#8. Chasm Lake
Chasm Lake lies nestled in a rocky alpine cirque below the towering summits of Longs Peak (14,255 feet) and Mount Meeker (13,911 feet), the two highest summits in Rocky Mountain National Park. The cir…
From the guidebook "Hiking Colorado's Front Range"
Lyons , CO - Hiking - 8.4 miles ..
#9. Bear Peak
A strenuous but great hike up the summit of Bear Peak (8,461feet), one of Boulder’s most visible landmarks. The Bear Peak Trail follows Bear Creek up beautiful Bear Canyon, then makes a steep ascent u…
From the guidebook "Hiking Colorado's Front Range"
Boulder , CO - Hiking - 7.4 miles ..
#10. Maroon Bells-Snowmass Wilderness Trails
Nothing but superlatives roll off the tongue when contemplating the Maroon Bells–Snowmass Wilderness: the beautiful symmetry of the Maroon Bells, trails leading over nine passes above 12,000 feet in e…
From the guidebook "The Complete Guide to Colorado's Wilderness Areas"
Aspen , CO - Hiking - 100 miles ..
#11. Aiken Canyon
Aiken Canyon harbors a rich diversity of life where plains and foothills converge. The nature preserve is home to bear, mountain lion, elk, mule deer, bobcat, fox, squirrels, rattlesnakes, and over 10…
From the guidebook "Hiking Colorado"
Colorado Springs , CO - Hiking - 4 miles ..
#12. Arapaho Glacier
Nestled in a high alpine cirque in the south end of the Indian Peaks Wilderness, Arapaho Glacier is one of only a few glaciers still found in Colorado. Although geologists are not quite sure whether t…
From the guidebook "100 Classic Hikes in Colorado"
Nederland , CO - Hiking - 7 miles ..
#13. Green Mountain Loop
Rising impressively along the Front Range, the Flatirons provide a dramatic backdrop for the city of Boulder. They also form the centerpiece for the beautiful and surprisingly wild Boulder Mountain Pa…
From the guidebook "100 Classic Hikes in Colorado"
Boulder , CO - Hiking - 4 miles ..
#14. Baker Pass
Nestled up to the western border of Rocky Mountain National Park, the Never Summer Mountains got their name from the Arapaho Indian word Ni-chebe-chii or “No Never Summer.” Although the range does see…
From the guidebook "100 Classic Hikes in Colorado"
Grandby , CO - Hiking - 12 miles ..
#15. Chicago Basin
This is the most popular hike in the Weminuche Wilderness. One of the most scenic areas in the San Juans, Chicago Basin is surrounded by the stunning 13,000- and 14,000-foot peaks of the Needle Range.…
From the guidebook "100 Classic Hikes in Colorado"
Needleton , CO - Hiking - 16.6000003814697 miles ..
#16. Booth Falls
While the elevation of Booth Creek Trail puts it in the montane zone, the stream-cut valley evokes images of a trek in the Alps. In two miles of trail, 1,100 vertical feet translates to a fair increas…
From the guidebook "Colorado's Best Wildflower Hikes: The High Country"
Vail , CO - Hiking - 4.2 miles ..
#17. Collegiate Peaks Wilderness Trails
The Collegiate Peaks Wilderness may very well possess the highest average elevation of any wilderness area in the contiguous 48 states. Eight peaks exceeding 14,000 feet are found here, including the…
From the guidebook "The Complete Guide to Colorado's Wilderness Areas"
Buena Vista , CO - Hiking - 105 miles ..
#18. Lost Lakes - Devils Causeway
With 167 miles of trails, the Flat Tops Wilderness is quite conducive to long-distance hiking excursions. One particularly nice trip that accesses some of the most memorable topographical features of…
From the guidebook "100 Classic Hikes in Colorado"
Yampa , CO - Hiking - 19.5 miles ..
#19. Rocky Mountain National Park Trails
Glaciation has left its indelible imprint here like nowhere else in Colorado. The park contains valley after valley of glacial lakes placed one after another like beads on a string. In excavating thei…
From the guidebook "The Complete Guide to Colorado's Wilderness Areas"
Estes Park , CO - Hiking - 355 miles ..
#20. Flat Tops Wilderness Trails
There is not a more idyllic mountain setting in Colorado than Trappers Lake in the Flat Tops Wilderness. Large by Colorado standards, the lake’s broad surface reflects a backdrop of towering volcanic…
From the guidebook "The Complete Guide to Colorado's Wilderness Areas"
Flenwood Springs , CO - Hiking - 160 miles