Welcome to 100 Quantico Loop, a beautifully updated 4-bedroom, 2.5-bath brick ranch in Yorktown's sought-after Running Man community. Offering the ease of primarily one-level living, this home features gorgeous hardwood floors, recessed lighting, an open floor plan, and light-filled living spaces with exceptional flow for everyday living and entertaining. The renovated kitchen showcases reconfigured cabinetry, soft-close drawers, and leathered granite countertops. Large windows bring in abundant natural light and frame peaceful views of the surrounding greenery.Major improvements include replacement windows (2022), a new deck (2023), recently renovated bathrooms, crawl space encapsulation with a dehumidification system, whole-house generator (2020), AC (2020), irrigation system updates, and a new garage door (2025).Outside, enjoy the large fenced backyard, perfect for play, entertaining, or simply relaxing while overlooking the neighborhood pond and the tranquil natural setting beyond. Running Man offers a pool, neighborhood activities, a fitness trail, and two playgrounds. Zoned for Tabb High School and conveniently located near Langley AFB, Riverside, and area beaches.