12 17th Avenue Welcome to this beautifully updated 4-bedroom, 2-bathroom Colonial in the highly sought-after Connetquot School District. This move-in-ready home features a bright and open main level with generous living spaces. Enjoy cooking in the gourmet eat-in kitchen boasting premium granite countertops, a large center island, and stainless steel appliances. The first floor is completed with a dedicated laundry room/home office and full bath with private side entrance. The second floor leads to four bedrooms with hardwood floors throughout, a large full bathroom and pull down attic. Additional living space is available in the versatile, finished basement-ideal for a gym/office or recreation area. Sliding doors lead to the fully fenced backyard retreat, featuring a semi-inground pool, an expansive concrete/paver patio with gazebo, perfect for entertaining. Some premium upgrades include - a newer roof, solar panels, a brand-new cesspool, 200-amp electrical panel, heating system/oil tank and new front bay windows. Enjoy modern comforts like recessed lighting, built-in surround sound, a new first-floor ductless split system, and a second-floor Central AC system (2025). Ideal location, just minutes away from the Ronkonkoma LIRR station, LIE and Smith Haven Mall for effortless commuting, shopping, and dining. Don't miss out on making this house your home sweet home!