Enter 667 Jefferson Ave, where the seamless integration of historical charm and modern comfort invites you. This 20-foot-wide brownstone, originally built in 1899 and meticulously renovated in 2022-23, warmly welcomes you with a delightful fusion of the past and present. Upon stepping inside, the foyer smoothly transitions you from the outside world to your personal sanctuary. You first notice the herringbone-patterned floors, featuring a walnut inlay double border, and the inviting fireplace showcase meticulous craftsmanship, seamlessly connecting each room. The open living and spacious dining area, adorned with double pane casement windows, bathes the space in abundant light, evoking a timeless and inviting sense of grace. Explore the chef's kitchen, boasting a generous island crowned with a waterfall marble design and equipped with two ovens for simplified cooking. A delightful surprise awaits in the pantry - a captivating wine cellar that appeals to both wine enthusiasts and avid hosts. Continuing your journey, a generous terrace extends from the kitchen, seamlessly linking to the backyard, creating an ideal setting for outdoor dining, leisure, or hosting. As you ascend the stairs, natural light floods in through a generous skylight, illuminating the way to the upper levels. Here, a stunning primary suite awaits, accompanied by an opulent bathroom featuring double sinks, a rainfall showerhead, and a deep soaking bathtub enclosed in a glassed, drained area, creating a spa-like ambiance. Two additional bedrooms, another full bathroom, and a conveniently located laundry room complete this level. The exploration doesn't end there - a high-ceiling cellar with a half bath connected to the owner's duplex awaits your creative touch. This versatile space can transform into an entertainment hub, a home gym, office, playroom or design to suit your imagination. The garden floor hosts a separate two-bedroom rental unit, equipped with a washer and dryer accessible from both inside and outside the brownstone. This offers flexibility for rental income or an extension of your living space.