6 Best 4×4 Trails Colorado Guides and Books for Off-Road Routes (2026)

By Caleb Morgan

Updated November 2026

Finding the best 4×4 trails Colorado has to offer usually starts with a book or map in the passenger seat, not a GPS signal. Colorado’s backcountry spans high alpine passes, old mining roads, and forest tracks that change character from one drainage to the next. This guide compares six printed and digital route resources built around Colorado’s 4×4 network. Each was selected on three criteria: how clearly it describes trail difficulty and vehicle requirements, how well its region coverage matches common trip planning, and the consistent patterns owners tend to report about accuracy and usability in the field.

Our Top Picks

Quick Comparison

Guide to Colorado Backroads & 4-Wheel-Drive Trails (FunTreks Guidebooks)

Guide to Colorado Backroads & 4-Wheel-Drive Trails (FunTreks Guidebooks)

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For a deeper look, 7 Best ARB Air Locker Chevy Colorado Options for Trail Use (2026) covers this in detail.

Best for: Statewide trip planning and drivers who want one reference for the whole state

This is the most general of the group. It suits someone planning a first Colorado trip who wants to compare regions before committing to a specific area. Owners often report that it works well as a starting point, then pairing with a regional book for detail.

Key specs:

• Format: printed guidebook covering backroads and 4WD trails statewide
• Scope: statewide, with routes organized by region
• Use: trip planning and route selection before departure

Pros:

• Broad statewide coverage makes regional comparison easy
• Useful as a first reference for planning trip length and difficulty
• Pairs well with regional volumes for deeper detail

Cons:

• Statewide breadth means less depth per route than regional books
• Trail conditions change, so verify current status with land managers

Bottom line: Pick this if you want one book to cover the whole state and help you decide where to focus.

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Colorado Trails Front Range Region: Backroads & 4-Wheel Drive Trails

Colorado Trails Front Range Region: Backroads & 4-Wheel Drive Trails

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Best for: Trips launched from Denver, Boulder, or Colorado Springs

Most Colorado drivers start from the Front Range corridor, which makes a regional book here practical. It suits weekend trips where drive time matters as much as the trail itself.

Key specs:

• Format: printed regional guidebook
• Scope: Front Range Region backroads and 4WD trails
• Use: short-trip and weekend route planning

Pros:

• Routes are grouped by proximity to major metro areas
• Good match for trips where you need to be back by evening
• Regional focus gives more route detail than a statewide book

Cons:

• Limited use if your trip is focused on western or southern Colorado
• Printed maps can go out of date as forest roads are closed or reopened

Bottom line: The right choice for Front Range residents planning frequent day or weekend trips.

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Guide to Northern Colorado Backroads & 4-Wheel-Drive Trails (Funtreks Guidebooks)

Guide to Northern Colorado Backroads & 4-Wheel-Drive Trails (Funtreks Guidebooks)

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Best for: Trips into the northern mountains, including the Rocky Mountain National Park area

This regional volume fits drivers whose trips centre on Estes Park, the Never Summer Mountains, and nearby northern routes. It’s a practical companion when your planning is focused on one part of the state.

Key specs:

• Format: printed regional guidebook
• Scope: northern Colorado backroads and 4WD trails
• Use: regional trip planning in northern mountain areas

Pros:

• Concentrated detail on northern routes
• Useful for multi-day trips based around one mountain area
• Complements the statewide guide without much overlap in purpose

Cons:

• Not useful for southwestern or southern Colorado trips
• Access rules in northern wilderness zones can change, so check ahead

Bottom line: A strong pick for anyone whose trips are centred on northern Colorado.

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Colorado Trails Central Region: Backroads & 4-Wheel Drive Trails

Colorado Trails Central Region: Backroads & 4-Wheel Drive Trails

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Best for: High-country and mountain pass routes in central Colorado

Central Colorado is where many of the state’s most demanding high passes are located. This book suits drivers who want to plan around altitude, switchbacks, and exposed ridge sections.

Key specs:

• Format: printed regional guidebook
• Scope: central Colorado backroads and 4WD trails
• Use: planning high-altitude and mountain pass routes

Pros:

• Focused coverage of high-country routes
• Helpful for judging difficulty on steep, rocky climbs
• Good companion to a statewide reference

Cons:

• High passes are seasonal, so timing has to be checked separately
• Printed route descriptions may not reflect recent washouts or closures

Bottom line: Choose this one if your priority is challenging mountain passes in central Colorado.

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Off-Road Nirvana: Finding the Top 100+ Trails in the Rocky Mountains

Off-Road Nirvana: Finding the Top 100+ Trails in the Rocky Mountains: An Ultimate Bucket List of 4X4 Trails in Arizona, Colorado, Idaho, Montana, Nevada, New Mexico, Utah, and Wyoming.

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Best for: Multi-state bucket-list trips that include Colorado

This book looks beyond Colorado and is aimed at drivers building a longer Rocky Mountain itinerary. It’s a useful planning tool if Colorado is one stop on a broader western trip.

Key specs:

• Format: printed guide covering 100+ trails
• Scope: Arizona, Colorado, Idaho, Montana, Nevada, New Mexico, Utah, and Wyoming
• Use: long-distance trip planning and trail selection

Pros:

• Wide range of trails in one volume
• Helps compare Colorado routes against other Rocky Mountain options
• Suits drivers building a multi-week itinerary

Cons:

• Breadth across eight states means less depth per Colorado route
• Pair it with a Colorado-specific guide for detailed local planning

Bottom line: Best for drivers planning a wider western trip who want Colorado routes in context.

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ATV Trails Guide Colorado Central Mountains

ATV Trails Guide Colorado Central Mountains

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Best for: ATV and side-by-side riders in the central mountains

This guide is written for riders on machines rather than full-size 4x4s. It’s a fit for drivers whose vehicles have narrower clearance or different trail rules.

Key specs:

• Format: printed trail guide
• Scope: Colorado central mountains, ATV-focused routes
• Use: planning ATV and side-by-side trail trips

Pros:

• Focused on machines that are not full-size 4×4 trucks
• Useful for checking trail widths and suitability before riding
• Regional focus keeps the content practical

Cons:

• Not suited to full-size 4×4 trucks or SUVs on the same routes
• Some trail designations are restricted to motorized categories, so confirm rules locally

Bottom line: A targeted choice for ATV and side-by-side owners rather than general 4×4 drivers.

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Buying Guide

Regional versus statewide coverage

Statewide books give you the big picture across Colorado’s varied terrain. Regional books give you more route detail for a smaller area. If you are unsure where you will drive, start with a statewide volume and add a regional one once you narrow your plans. Checking whether a book covers the drainage or mountain range you plan to visit saves time at the planning stage.

Good picks for this: Guide to Colorado Backroads & 4-Wheel-Drive Trails, Colorado Trails Central Region

Difficulty ratings and how they are described

Trail difficulty is not standardized across publishers. One book’s “moderate” can be another’s “difficult.” Look for descriptions that mention specific obstacles, such as rock steps, water crossings, or narrow sections, and that note the vehicle types they assume. Match the description to your own experience and your vehicle’s capability.

Good picks for this: Colorado Trails Front Range Region, Colorado Trails Central Region

Vehicle type and trail suitability

Full-size 4×4 trucks and SUVs need different route information than ATVs or side-by-sides. Check whether a guide is written for machines like yours. Clearance, width, and tire size all affect whether a route is realistic. A guide written for ATVs may describe trails that are unsuitable for a full-size truck, and the reverse is also true.

Good picks for this: ATV Trails Guide Colorado Central Mountains, Guide to Colorado Backroads & 4-Wheel-Drive Trails

Trip length and travel distance

Weekend trips from the Front Range call for a different book than a multi-week western loop. Plan your driving time honestly: a route that looks short on a map can take most of a day on rough terrain. Regional books help with this because they group routes by proximity.

Good picks for this: Colorado Trails Front Range Region, Off-Road Nirvana

Map quality and navigation support

Printed books are useful for overview planning, but they are not a substitute for current navigation in the field. Many owners pair a book with an offline mapping app and a GPS unit, and they carry paper maps as a backup. Check whether a book includes maps you can read at a glance, and whether route descriptions include coordinates or landmarks that can be cross-referenced.

Good picks for this: Guide to Northern Colorado Backroads & 4-Wheel-Drive Trails, Off-Road Nirvana

Currency of information

Forest roads close, reopen, and change designation frequently. A book’s publication date matters. Verify current conditions with the relevant national forest or BLM office before you go, and check for closures due to weather, fire, or seasonal restrictions. Treat any printed guide as a planning aid, not a live status report.

Good picks for this: Colorado Trails Central Region, Guide to Colorado Backroads & 4-Wheel-Drive Trails

Durability and field use

A guide that lives in a vehicle sees dust, moisture, and temperature swings. Owners often report that books with laminated covers or durable binding hold up better over multiple seasons. Keep a copy stored in a sealed bag, and photograph key pages on your phone as a backup.

Good picks for this: Colorado Trails Front Range Region, ATV Trails Guide Colorado Central Mountains

FAQ

What is the best 4×4 trails Colorado guide for a first-time visitor?

A statewide guide is usually the most practical starting point. It lets you compare regions and difficulty levels before you commit to a specific area. Once you choose a region, a regional volume gives you more route detail.

Do I need a guide book if I already have a GPS?

A GPS is valuable for navigation, but it does not tell you whether a route is suitable for your vehicle or what conditions to expect. A guidebook provides context about difficulty, obstacles, and vehicle requirements. Most experienced drivers use both.

Are these guides suitable for ATVs and side-by-sides?

Most of the listed books are written for full-size 4×4 vehicles. The ATV Trails Guide is designed for machines like ATVs and side-by-sides. Check the vehicle focus of any book before buying.

How current are the trail descriptions in printed guides?

Printed guides can lag behind changes in road status, closures, and access rules. Confirm current conditions with the relevant national forest or BLM ranger district before you travel. Use the book for planning, not as a live status report.

Which region of Colorado has the most challenging 4×4 trails?

Central Colorado is known for high mountain passes and steep, rocky climbs, which is why regional guides for that area cover demanding routes. Difficulty varies widely by route, so read individual trail descriptions carefully. For more regional context, see Colorado 4×4 Trails Book: 5 Best Guides for Off-Road Routes.

Should I plan trips around seasonal access?

Yes. High-elevation routes are often snowbound or muddy for much of the year, and many forest roads have seasonal closures. Check the season and current access before you leave. For a broader view of routes by skill level, see Top 10 Colorado Backroads and 4×4 Trails for Every Skill Level.

Where can I find maps to pair with these guides?

Forest service and BLM websites publish maps and visitor information for their land units. Offline mapping apps can also be paired with a printed guide. For map-focused comparisons, see Top 6 Colorado 4×4 Trails Map Picks for Off-Road Routes (2026).

Conclusion

For most drivers, the best 4×4 trails Colorado guide is one that matches their region, vehicle type, and trip length. The statewide FunTreks volume is the strongest general starting point. Front Range and northern Colorado drivers will get more practical value from regional books. Central Colorado’s high passes suit the central region guide. ATV and side-by-side riders should choose the ATV-focused guide, and drivers planning a wider western loop will find Off-Road Nirvana useful. Whatever you choose, verify current road status before you go.

Sources

• Forest Service guidance on road closures, travel management, and visitor information for national forests in Colorado (fs.usda.gov)
• Bureau of Land Management information on public land access, route designations, and recreation rules (blm.gov)
• National Park Service visitor information for Rocky Mountain National Park and nearby backcountry access (nps.gov)

Related reading

• Ouray Colorado 4×4 Trails: 6 Best Guides and Maps Compared (2026)
• 5 Best 4×4 Trails Colorado Springs for Every Skill Level (2026)

About Caleb Morgan

Caleb Morgan is part of our editorial team and reviews and edits our off-road trails & overlanding guides, checking product details against manufacturer specifications and owner feedback.