Trione-Annadel State Park - Image 1
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Trione-Annadel State Park

4.8
·837 reviews·Santa Rosa, United States

Explore 5,000 acres of rolling hills, oak woodlands, and meadows with stunning views. Ideal for hiking, biking, and nature observation.

Highlights

Highlights

Must-see attractions

Social content

Social

From TikTok & Reddit

Best Time

Spring mornings

Wildflowers bloom vibrantly

CrowdMedium
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Trione-Annadel State Park - Image 1

Trione-Annadel State Park

Best Time

Spring mornings

Wildflowers bloom vibrantly

CrowdMedium
Highlights

Highlights

Must-see attractions

Explore 5,000 acres of rolling hills, oak woodlands, and meadows with stunning views. Ideal for hiking, biking, and nature observation.

4.8
(837 reviews)

"A beautiful park with incredible mountain bike trails and scenic views for all outdoor enthusiasts."

Vertical photo
TIP

🚫 No Dogs on Dirt Trails

Respect the park's rule: dogs are prohibited on dirt trails to protect wildlife. :noentrysign:

☀️ Hydrate & Sun Protection

Bring plenty of water and sun protection, as many trails are exposed. :droplet: :sunwithface:

Third hero image

Highlights

Discover the most iconic attractions and experiences

Oak Woodlands & Wildflowers

Oak Woodlands & Wildflowers

Throughout the park

Wander through serene oak woodlands and discover vibrant fields of wildflowers, especially in spring.

Instagram
Lake Ilsanjo

Lake Ilsanjo

Central park area

A peaceful lake offering opportunities for fishing (with a license) and a scenic spot to pause during your exploration.

Reddit
Mountain Biking Trails

Mountain Biking Trails

Extensive trail network

Experience some of the best mountain biking in Sonoma County with a variety of trails for all skill levels.

InstagramReddit
Panoramic Views

Panoramic Views

Higher elevations

Hike or ride to higher points for breathtaking views of Santa Rosa and the surrounding Sonoma County landscape.

Instagram
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Planning Your Visit

Trail Etiquette & Restrictions

Trione-Annadel State Park is a haven for outdoor enthusiasts, but remember dogs are not allowed on dirt trails to protect wildlife and the ecosystem. Be mindful of poison oak and stay on marked paths. Reddit

Beat the Heat & Crowds

Summer months can bring intense heat, so plan your adventures for early mornings to avoid the midday sun and dust. Weekends can get busy, so consider a weekday visit for a more serene experience. Reddit

Best Times

When
Spring mornings
Why
Wildflowers bloom vibrantly
Crowd
Medium
When
Summer mornings
Why
Avoid midday heat
Crowd
Medium
When
Weekday afternoons
Why
Fewer crowds, pleasant temps
Crowd
Low

Insider Tips

from TikTok, Instagram & Reddit

Santa Rosa 🤩
@luansantana
12.1K likes • 96.3K views

🚫 No Dogs on Dirt Trails

Respect the park's rule: dogs are prohibited on dirt trails to protect wildlife. Reddit :noentrysign:

☀️ Hydrate & Sun Protection

Bring plenty of water and sun protection, as many trails are exposed. Reddit :droplet: :sunwithface:

#halloweenparty #santarosa #707
@unkqwnuser
6.6K likes • 68K views
Experience the natural beauty of Trione-Annadel State Park in our latest Park Minute! Located in Santa Rosa, this 5,000-acre wilderness area offers stunning trails through oak woodlands, meadows, and hills with spectacular views of Santa Rosa and beyond.
calparks
122 likes • 3K views

👟 Wear Sturdy Footwear

Trails can be rocky and uneven; good hiking or biking shoes are essential. Reddit :athletic_shoe:

⏰ Go Early for Parking

Parking lots can fill up, especially on weekends. Arrive early for the best spots. Instagram :car:

🌿 Lost in the magic of Trione-Annadel State Park! 🦌✨ First steps into Trione-Annadel State Park, and my heart skipped a beat! ✨ The rolling green hills painted a picture of pure serenity, and the sight of these majestic deer grazing peacefully added a touch of magic. This park instantly became another California State Park favorite! There’s something truly special about connecting with nature ...
redwoodsandgreenfields
16 likes • 66 views

Tips

from all over the internet

🚫 No Dogs on Dirt Trails

Respect the park's rule: dogs are prohibited on dirt trails to protect wildlife. Reddit :noentrysign:

☀️ Hydrate & Sun Protection

Bring plenty of water and sun protection, as many trails are exposed. Reddit :droplet: :sunwithface:

👟 Wear Sturdy Footwear

Trails can be rocky and uneven; good hiking or biking shoes are essential. Reddit :athletic_shoe:

⏰ Go Early for Parking

Parking lots can fill up, especially on weekends. Arrive early for the best spots. Instagram :car:

⚠️ Watch for Poison Oak

Be aware of your surroundings and identify poison oak to avoid irritation. Reddit :warning:

What Travellers Say

4.8
(837 reviews)

Reviews Summary

Visitors consistently praise Trione-Annadel State Park for its excellent mountain biking trails and beautiful natural scenery, including oak woodlands and wildflowers. While many appreciate the varied terrain and scenic views, some note the lack of modern restroom facilities and the strict 'no dogs on dirt trails' policy. The park is a popular spot, especially on weekends, and summer heat can be intense.

"A great trail for beginners. Brought 4 kids with me and thoroughly enjoyed it. No fees and available parking at the base."

Penisoni Jiko

"This state park had incredible mountain bike trails! It was super awesome to ride. Would be even better if they had bathrooms with flushing toilets and running water, but otherwise a beautiful park to visit."

Alika

"Excellent mtb riding. Trails are getting dusty but still great traction. Get out early because it's June and the heat will kick in by noon"

Carl Freeman

What People Like

Incredible MTB trails
Beautiful scenery
Wildflower displays

What People Dislike

Limited restrooms
No dogs on trails
Summer heat

Frequently Asked Questions

🚇 🗺️ Getting There

Trione-Annadel State Park is located in Santa Rosa, California. Access points include parking lots off Lawndale Road and Cobblestone Trail. Instagram Many visitors arrive by car, and it's a popular destination for those exploring Sonoma County. TikTok

Public transportation options directly to the park are limited. It's generally recommended to have a car for easy access to the various trailheads and parking areas. Reddit

Key access points include the parking area off Lawndale Road for the Lawndale Trail and the Cobblestone Trailhead. Instagram These offer different starting points for exploring the park's extensive trail system.

Yes, parking is available at designated lots. Some lots, like the one at Cobblestone Trail, are free, while others may have a small fee. Instagram Arriving early is advised, especially on weekends. Instagram

While possible, biking to the park from Santa Rosa can be a significant ride depending on your starting point. The park itself is a prime destination for biking once you arrive. Instagram

🎫 🎫 Tickets & Entry

Some access points, like the Cobblestone Trailhead, offer free parking. However, other areas may have a small day-use fee, typical for California State Parks. Instagram

Trione-Annadel State Park is generally open from sunrise to sunset. It's always a good idea to check the official California State Parks website for any temporary closures or updated hours. Instagram

No advance ticket booking is typically required for day-use entry. You pay upon arrival at designated fee areas or enjoy free access at some trailheads. Reddit

The main restriction is that dogs are not allowed on the dirt trails. Visitors should also be aware of potential closures due to weather or maintenance. InstagramReddit

Parking is available at various trailheads. Some lots are gravel and can fill up quickly on busy days. InstagramReddit

🎫 🏞️ Onsite Experience

The Lawndale Trail is a popular, though challenging, 6-mile round trip hike with significant climbing. Instagram Many other trails offer varied difficulty, from easy strolls through woodlands to more strenuous climbs with rewarding views. Reddit

Absolutely! It's renowned for its extensive network of mountain biking trails, catering to intermediate and advanced riders. InstagramReddit Trails can be rocky and dusty, especially in summer. Reddit

Restroom facilities can be limited, with some trailheads having no water or restrooms available. Instagram It's advisable to bring your own water and be prepared for basic facilities. Reddit

Visitors often spot deer grazing peacefully in the meadows. Instagram+1 You might also see various birds and other small wildlife. Remember to observe from a distance. Reddit

Yes, some trails are suitable for families, offering a chance to enjoy nature. However, be aware of the terrain and the 'no dogs on dirt trails' rule. Reddit

🍽️ 🍽️ Food & Dining

No, there are no dining facilities within Trione-Annadel State Park. Visitors should plan to bring their own food and drinks for a picnic. Instagram

Santa Rosa offers a wide variety of restaurants, cafes, and grocery stores just a short drive from the park. TikTok

Picnicking is a great way to enjoy the park's scenery. Pack your own food and find a scenic spot to relax. Reddit

Bring plenty of water, especially during warmer months. Snacks and a packed lunch are recommended for longer hikes or rides. Reddit

The primary concern is proper waste disposal. Pack out everything you pack in to keep the park clean. Reddit

📸 📸 Photography

Capture the rolling hills, oak woodlands, and wildflowers, especially during the golden hours of sunrise and sunset. Instagram+1 Lake Ilsanjo also provides scenic photo opportunities. Reddit

Nature photography, landscape shots, and wildlife photography are very popular. Instagram+1 Mountain bikers often capture action shots on the trails. Instagram

Drone usage is generally restricted in California State Parks to protect wildlife and visitor experience. Check specific park regulations before flying. Reddit

Early morning and late afternoon offer the best light for photography, creating dramatic shadows and warm tones. Instagram

Yes, but always maintain a safe distance and avoid disturbing the animals. Instagram+1 Focus on capturing their natural behavior without intrusion. Reddit

For Different Travelers

Tailored advice for your travel style

👨‍👩‍👧 Families with Kids

Trione-Annadel State Park offers a wonderful opportunity for families to connect with nature. While some trails are challenging, there are gentler paths suitable for younger children to explore. Reddit The chance to see deer grazing can be a highlight for kids, Instagram+1 and the open spaces are perfect for a picnic lunch. Reddit Remember to pack plenty of water and snacks, as facilities are limited. Instagram Be sure to explain the 'no dogs on dirt trails' rule to ensure everyone understands park regulations. Reddit

Consider starting with shorter, flatter trails to gauge your children's energy levels and interest. The visual appeal of wildflowers in spring can also captivate young minds. Instagram Ensure everyone wears appropriate footwear, as even easier trails can have uneven surfaces. Reddit It's a great place for kids to burn off energy and experience the outdoors in a beautiful setting. Reddit

🚵 Mountain Bikers

Trione-Annadel is a premier destination for mountain biking, boasting an extensive network of trails that cater to various skill levels. InstagramReddit Riders often rave about the challenging climbs and technical descents, making it a true test of skill and endurance. Reddit Be prepared for dusty and rocky conditions, especially during the summer months. Reddit Arriving early is highly recommended to secure parking and beat the heat. InstagramReddit

For an optimal experience, ensure your bike is well-maintained and carry essential repair tools. Reddit Familiarize yourself with trail etiquette, such as yielding to uphill traffic and being mindful of other park users. Reddit While the park offers a fantastic riding experience, remember that dogs are not permitted on the dirt trails. Reddit Consider renting a bike in Santa Rosa if you're visiting from out of town. Reddit

🚶 Hikers

Hikers will find a diverse range of trails in Trione-Annadel State Park, from leisurely strolls through oak woodlands to strenuous climbs with rewarding vistas. Instagram+1 The Lawndale Trail is a popular, albeit challenging, option for those seeking a significant workout and panoramic views. Instagram Many trails offer a mix of sun exposure and shade, so be prepared for varying conditions. Reddit Always carry plenty of water, wear sturdy footwear, and be aware of potential hazards like poison oak. Reddit

Spring is a particularly beautiful time to hike, with wildflowers blanketing the hillsides. Instagram Weekday visits can offer a more peaceful experience, avoiding weekend crowds. Reddit Whether you're looking for a short nature walk or a full-day adventure, Trione-Annadel provides ample opportunities to explore its natural beauty. Instagram

Deep Dives

In-depth insights and expert knowledge

Exploring Trione-Annadel's Trails

Trione-Annadel State Park boasts an extensive network of over 50 miles of multi-use trails, making it a prime destination for hikers, mountain bikers, and equestrians. The trails wind through diverse landscapes, from open grasslands dotted with wildflowers to shaded oak woodlands. Popular routes include the challenging Lawndale Trail, a 6-mile loop with significant elevation gain, offering rewarding panoramic views of Santa Rosa and beyond. Instagram For mountain bikers, the park is a renowned spot, with trails like the 'Cobblestone' and 'North Burma' offering thrilling rides. InstagramReddit Remember that dogs are not permitted on the dirt trails, so plan accordingly if you're traveling with a canine companion. Reddit

When planning your route, consider the terrain and your fitness level. Many trails involve considerable uphill climbs, and during summer months, they can become quite dusty and exposed to the sun. InstagramReddit It's crucial to carry ample water and wear appropriate footwear, as the trails can be rocky and uneven. Reddit The park's beauty is amplified by the changing seasons, with spring bringing a spectacular display of wildflowers and autumn offering pleasant temperatures for exploration. Instagram+1

Beyond the main trails, the park also features Lake Ilsanjo, a tranquil spot for fishing (with a valid license) and a peaceful respite during your outdoor adventures. Reddit The diverse ecosystems within Trione-Annadel, from meadows to woodlands, support a variety of wildlife, including deer, which are frequently spotted grazing. Instagram+1 Always practice Leave No Trace principles to help preserve this natural gem for future visitors. Reddit

Best Practices for Mountain Biking

Trione-Annadel State Park is a mecca for mountain bikers, offering a challenging and rewarding experience with its network of trails. Riders often praise the park for its excellent singletrack and varied terrain, though it's noted that trails can get dusty and rocky, especially in the summer. InstagramReddit The park features a mix of fire roads and more technical singletrack, catering to intermediate and advanced riders. Reddit It's essential to be prepared for significant climbs and descents, so ensure your bike is in good condition and you have adequate gear.

When hitting the trails, prioritize safety and trail etiquette. Always yield to uphill riders and hikers, and be aware of your surroundings to avoid collisions. Reddit Many riders recommend starting early in the morning to avoid the intense heat of the day and to secure parking, as lots can fill up quickly on weekends. InstagramReddit Consider bringing a basic repair kit, as trailside fixes might be necessary on longer rides. Reddit The park's beauty, with its oak woodlands and open hillsides, makes for a stunning backdrop to any biking adventure. Instagram+1

For those looking to rent a mountain bike in Santa Rosa, there are several local shops that can equip you for your ride. Reddit Remember that dogs are not allowed on the dirt trails, so this is an activity best enjoyed without your canine companions. Reddit The park's popularity means that while you'll encounter other enthusiasts, the vast trail system usually allows for a sense of solitude and immersion in nature. Instagram

Wildlife and Nature Observation

Trione-Annadel State Park is a haven for nature lovers, offering opportunities to observe local wildlife in their natural habitat. The park's diverse ecosystems, including oak woodlands and open meadows, provide a rich environment for various species. Deer are frequently spotted grazing peacefully, particularly in the early morning and late afternoon. Instagram+1 Visitors are encouraged to observe wildlife from a respectful distance, ensuring not to disturb their natural behaviors. Reddit

Beyond larger mammals, the park's varied flora also attracts a range of bird species and smaller creatures. During spring, the meadows come alive with a vibrant display of wildflowers, creating a picturesque scene for photographers and nature enthusiasts alike. Instagram+1 The presence of tadpoles in small ponds during certain times of the year also highlights the park's dynamic ecosystem. Reddit It's important to be aware of the natural environment, including the presence of poison oak, and to stay on designated trails to minimize impact. Reddit

While the park is a natural sanctuary, it's crucial to remember that it is a protected area. Visitors should adhere to park regulations, such as the prohibition of dogs on dirt trails, to help preserve the delicate balance of the ecosystem. Reddit By respecting the park's natural inhabitants and environment, visitors can ensure that Trione-Annadel remains a beautiful and thriving natural space for years to come. Reddit

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