Castle Mountin Real Estate

Welcome to Castle Mountain, a hidden gem nestled in the heart of Garden Valley, Idaho, within the picturesque Boise County. This enchanting subdivision offers a perfect blend of natural beauty and modern living, making it an ideal choice for those seeking tranquility and adventure in one of Idaho's most stunning locales.

Castle Mountain is characterized by its breathtaking views of the surrounding mountains and lush landscapes, providing a serene backdrop for your dream home. The area is known for its abundant outdoor recreational opportunities, including hiking, fishing, and wildlife watching, making it a haven for nature enthusiasts. Whether you’re exploring the nearby Payette National Forest or enjoying a peaceful day by the South Fork of the Payette River, adventure awaits just outside your doorstep.

The subdivision features spacious lots that offer ample room for custom builds, allowing you to design your perfect retreat. With a welcoming community atmosphere, Castle Mountain is ideal for families, retirees, and anyone looking to escape the hustle and bustle of city life. The charming town of Garden Valley is just a short drive away, where you'll find local shops, restaurants, and essential services.

Living in Castle Mountain means embracing a lifestyle that combines the best of both worlds: the comfort of a close-knit community and the allure of Idaho’s breathtaking wilderness. Come discover the magic of Castle Mountain, where your dream home awaits amidst the stunning landscapes of Garden Valley!

Newest Listings in Castle Mountin

$710,000

3 Beds ⋅ 3 Baths ⋅ 1,948 SqFt. ⋅ 1.94 Acres ⋅ 98993648 MLS

Tucked into a secluded hillside setting, this 1,948 sq. ft. home offers privacy, breathtaking views, and a peaceful mountain lifestyle. The home's elevated position takes full advantage of the dramatic scenery, creating the perfect place to relax and unwind. Inside, you'll find 3 bedrooms and 2 bathrooms with a comfortable, functional layout designed for everyday living or weekend getaways. Step outside onto the spacious deck to enjoy your mornings, entertain friends, or simply soak in the surrounding views and tranquil setting. The oversized garage provides ample space for vehicles and a workshop or additional storage, making it ideal for hobbyists and outdoor enthusiasts alike. As an added bonus, residents of the subdivision enjoy access to a community geothermal pool, open year-round for relaxing soaks in every season. If you're looking for a private retreat with incredible views, generous storage, and the beauty of nature right outside your door, this secluded property is one you won't want to miss.

20 Shadow Rd, Garden Valley

$575,000

3 Beds ⋅ 2 Baths ⋅ 1,712 SqFt. ⋅ 1.23 Acres ⋅ 98984717 MLS

Imagine exploring your spring-summer paradise at your Castle Mountain getaway—hiking scenic mountain trails, mountain biking through lush forests, or enjoying disc golf on the resort course. Relax and rejuvenate in the subdivision's geothermal pool after your adventures. Terrace Lakes Golf Course & Resort is just 5 minutes away for a round of golf amid stunning views. You're close to Silver Creek Plunge for refreshing swims and endless miles of forest trails and roads perfect for ATV/UTV rides or leisurely drives. This well-maintained cabin has 3 levels, and the lower level offers ample room for a 4th bedroom conversion. There's a smaller garage door to park your golf cart or UTV/ATVs. The abundant wildlife will keep you entertained for hours, with wildflowers blooming and birds filling the air in the warmer months. There is a capped geothermal well on the property. Renter is on a month to month basis.

70 Castle Mountain Dr, Garden Valley

$925,000

3 Beds ⋅ 3 Baths ⋅ 2,474 SqFt. ⋅ 1.289 Acres ⋅ 98979590 MLS

Incredible cabin on 1.29 Acres at the end of a mountain road. Dream kitchen with custom cabinets, granite countertops, dual oven, breakfast bar and gorgeous hardwood floors flowing into the great room and open dining room. Master suite located on the main floor with walk-in closet, dual vanities, jetted tub w/separate shower. Cabin has newer thermostat controlled pellet stove on the main floor and wood stove in the shop area in the basement. Loft area also provides sleeping area. Cabin also has forced air furnace and 2 newer AC units. HOA dues allow for access to Geothermal pool and 2 hot tubs. Currently being used half time for Airbnb and grosses over 30k annually on average. Many bookings already on the calendar for 2026. June and July are fully booked out. Water can be turned on and off remotely. Accepted offer includes 95% of home furnishings. This is a turn key opportunity. Lot is very private and spacious. Massive decks were recently updated with Trex type of material for long term use. Basement is unfinished but set up with shop area including benches. This cabin has the comfort of a modern and beautiful home in a wild and scenic location minutes from Garden Valley restaurants and amenities and the gateway to Idaho's back country.

28 Elk Run Drive, Garden Valley

$189,900

1.2 Acres ⋅ 98976411 MLS

1.20-acre build-ready mountain homesite in Castle Mountain with water, power, and a renewed septic permit already in place. Permanent power and RV hookup are already installed, allowing you to enjoy the property immediately while planning your future cabin or mountain home. Surrounded by mature pines, this property features a large, gently sloped cleared building area with plenty of usable space. Save time and expense with key improvements already completed. No required build timeline and flexibility for manufactured, modular, or site-built homes. Located in a year-round accessible mountain community with access to Castle Mountain's private geothermal pool and just minutes from Terrace Lakes Resort amenities including golf, dining, pickleball, and additional geothermal pools. A rare opportunity to own a larger, development-ready property in one of Garden Valley's most desirable mountain settings.

10 Shadow Rd, Garden Valley

$525,000

3 Beds ⋅ 3 Baths ⋅ 1,996 SqFt. ⋅ 1.06 Acres ⋅ 98939512 MLS

Located in beautiful Garden Valley. Home has 2 bedrooms and 2 baths on the main floor. A walkout basement has a mother-in-law quarter. The total living area is 3 bedrooms, 3 baths and two kitchens. All heated by hot water. The four-space garage is in the 30x40 shop. Shop is insulated, finished and is also heated by the geo-thermal well on the property. This 1.06 acre property has good access year-round. Kitchen has piles of storage. Laminate flooring throughout. New roof last year, new carpeted covered decks on front and back. The Castle Mountain Sub has 2 geo-thermal pools and a hot tub for their property owners to use. Just down the hill a short distance is Terrace Lakes Resort. An 18-hole golf course, geothermal pool that is open year-round, pickle ball courts, restaurant and lounge. Golfing memberships are available.

24 Castle Meadow Dr, Garden Valley

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Information courtesy of Intermountain Multiple Listing Service. Information provided by IMLS is deemed reliable but not guaranteed. IDX information is provided exclusively for consumers' personal, non‐commercial use, it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IMLS does not assume any liability for missing or inaccurate data. All listings provided by IMLS are marked with the official IMLS IDX icon.