Single Family Home for sale by owner in Long Valley, NJ 07853. This California style, stately colonial in a cul-de-sac neighborhood is located on the picturesque border of Tewksbury and Long Valley (P.O. is in Califon). Newly installed hardwood floors in kitchen and rec room update this lovely home. Cream colored throughout, it features a first floor master bedroom suite with whirlpool style tub and granite his and hers vanities, study with a wet bar, his and hers walk-in closets, and a bay wind... See site for full property details.