A rare opportunity to own approximately 3 acres in Ambler! Set well back with an expansive yard, in-ground pool and an exceptional amount of outdoor space, 669 Tennis Avenue offers a combination of privacy, versatility and room to spread out that is increasingly difficult to find. As you pull in from Tennis Ave, you will take in the freshly painted exterior of this two-story Colonial, graced with newly installed exterior landscaping. The three-year-young roof, does not go unnoticed. There's plenty of parking for friends and family. Inside, the home offers a flexible and surprisingly spacious layout. Enter the mudroom foyer and laundry with luxury vinyl plank flooring. To your left, continue to the large eat-in kitchen featuring a large island, granite countertops, oak cabinetry, ceramic tile flooring, gas cooking, pantry, and a working wood-burning fireplace—plenty of workspace. The adjoining dining area and family room create a comfortable gathering space, with a bay window overlooking the pool and a wood-burning stove adding warmth and character to this bright open gathering space. The main level offers three bedrooms and three full baths, including a spacious primary suite created from the former garage. This private retreat features an en-suite bath with double vanity, walk-in shower and walk-in closet. On the other side of the home, the former primary bedroom enjoys direct access to the pool area, with its own en suite bathroom featuring double sinks and a walk-in shower. The remaining Bedroom is serviced by an additional full hall bath featuring a California-style tub/shower. Upstairs, you'll discover even more flexible living space, including an additional bedroom, full bathroom, second laundry, kitchenette (no stove), hardwood flooring, vaulted ceiling, and abundant eave storage. Whether used for guests, extended living space, a home office or simply additional room to spread out, this upper level adds another dimension to an already unique home. The basement is freshly painted and inviting, with endless storage potential. Here you will note the home's water softener, 200 Amp Electrical Service, Generator, 2 sump pumps, New Gas Water Heater 2026, and new HVAC 2025. Outside is where this property truly distinguishes itself. Approximately 3 acres provide a remarkable amount of space and privacy, with a fenced yard, large renovated shed, ample parking and a deep 10ft in-ground concrete pool surrounded by a paver patio. Imagine summer afternoons by the pool, outdoor entertaining, gardening, recreation or simply enjoying your own expansive piece of Montgomery County. All of this is tucked away on approximately 3 acres, yet remarkably convenient to everything. Located in the highly regarded Wissahickon School District, the property is just minutes from downtown Ambler's restaurants, shops and SEPTA Regional Rail Station, as well as shopping and everyday conveniences along the Bethlehem Pike and Spring House corridors. With Route 309 nearby providing easy access to the PA Turnpike and surrounding communities, this unique property offers the rare combination of space, privacy and convenience. Make your appointment today!