2423 CASTELLON Drive N Welcome to a rare find in highly desirable San Jose Forest! This mid-century modern ranch home, nestled on over half an acre backing to Christopher Creek, offers 4 bedrooms, 3 full baths + 1 half bath, timeless character, thoughtful updates, and a wonderfully versatile floor plan. Crisp white brick, a circular drive, striking double front doors & an updated glass-pane garage door create an impressive first impression. Inside, original limestone and parquet flooring, updated ceiling fans, and a stunning glass chandelier in the foyer add warmth, character & style. At the heart of the home, the updated chef's kitchen features wood-look ceramic tile, wall oven/microwave combo, drop-in cooktop, granite countertops, striking ceramic backsplash, ceiling-height cabinetry, deep pot & pan drawers, custom storage, and an elevated pantry. The kitchen opens to a spacious brick-walled patio and flows into the light-filled family room with vaulted beam ceilings, an impressive stone-walled gas fireplace & custom built-ins. The primary suite offers generous customized closet storage and an updated ensuite featuring dual quartz vanities, an accessible glass-paned shower with double shower heads, pebble-rock flooring, bench & relaxing Jacuzzi tub. Bedrooms 2 & 3 enjoy a wide connecting hall with two large closets and an updated full bath. Privately positioned on the opposite side of the home, Bedroom 4 + a third full bath create an ideal guest or mother-in-law suite. A roomy laundry room adds convenience with tiled flooring, cabinetry, window & utility sink. Recent upgrades include: 8-zone irrigation + new sod (2026), interior paint refresh (2026), gutters & lava rock (2025), new ductwork + two 3-ton A/C systems (2024/2025), roof & bath updates (2022), exterior painting (2021), garage door (2021), and kitchen (2019). Conveniently located near The Bolles School, San Jose Episcopal Day School, San Jose Catholic School, San Jose Country Club, Epping Forest Yacht Club, the Jewish Community Alliance & San Marco Square. Mid-century character. Modern updates. Over half an acre. Christopher Creek. A truly special San Jose Forest home!