Experience true Colorado country living at 3237 Haystack Road in Castle Rock, a rare 5-acre horse property in unincorporated Douglas County with no HOA, zoned RR (Rural Residential), and mountain views. This property has it all - a main home, large detached garage with storage area and carriage house on well and septic. There is a barn with horse stalls, chicken coops, dog run, and ample open acreage to explore and enjoy. The main home features 4 bedrooms, 2 bathrooms, and a bright, open layout. The updated kitchen includes cherry cabinets, stainless steel appliances, and granite counters. The main level offers a living room, family room, dining area, and two bedrooms with a full bath. Downstairs, the finished basement includes a spacious recreation room, two additional bedrooms, a ¾ bath, storage, and laundry area. Step outside to a covered back patio with a built-in gas grill and firepit, perfect for entertaining or relaxing under Colorado skies. The impressive 30' x 40' detached garage provides abundant storage for cars, trucks, and equipment, plus a covered 40' x 14' RV storage area. Above the garage, a carriage house offers even more living space with a great room, kitchen with island, 3 bedrooms, and ¾ bath with washer/dryer — ideal for guests, multigenerational living, or potential income. Conveniently located just off I-25 and Plum Creek Parkway, this home offers easy access to Denver, Castle Rock, and Colorado Springs while maintaining the peace and privacy of rural life.