Welcome to 4451 Vallejo St! This charming 3 bedroom, 2 bathroom brick bungalow sits on a corner lot and has been thoughtfully updated from top to bottom. It is ideally located in the sought-after Sunnyside neighborhood right in the heart of Denver's best. Just a few blocks away, you'll find local favorites like Chaffee Park, The Radiator Cafe, Monkey Barrel Bar, Aviano Coffee, The Wolf's Tailor, Pochitos Tortillas, Bacon Social House, Sunny's, Better Buzz Yoga...the list goes on. Step inside to discover an open layout with bright windows and beautifully preserved natural hardwood flooring. From the entrance, the entire living space flows into the updated kitchen featuring tuxedo cabinetry, quartz countertops, and stainless steel appliances. Both bathrooms have been totally remodeled, showcasing modern finishes mixed with timeless vintage fixtures. Enjoy many of the home's major systems being taken care of - new roof replaced in 2017, AC unit replaced in 2020, water heater replaced in 2020, new HE washer and dryer in 2020, new carpet in 2019, and hardwood floors refinished throughout in 2019. Both upstairs bedrooms are spacious with ample closet space. The finished basement offers a bonus living area, along with a third bedroom and 3/4 en suite bathroom, perfect as a private primary suite or luxurious guest space. Moving to the professionally-landscaped backyard (that re-blooms every year with zero maintenance required and a 12 zone sprinkler + drip system already installed!), you'll find a covered patio, designated dining area, custom garden boxes, and an oversized shed to cater to all your gardening needs. This property features a detached 1 car garage, along with ample off-street parking spaces always available - making it both accessible and convenient. Plus, this home is zoned for an ADU with alley access, offering even more possibilities for your lifestyle or investment. Don't miss out on this beautiful home that balances modern amenities with a prime location!