For nearly 30 years, HiLine Homes has helped families across the Pacific Northwest build affordable custom homes on their own land. Founded by William Sundby, whose homebuilding journey began in rural North Dakota in 1963, HiLine Homes operates on a simple mission: provide high-quality, affordable homes that give families a strong equity position. With offices throughout Washington, Oregon, and Idaho, HiLine offers a streamlined on-your-lot building program featuring more than 50 floor plans ranging from single-family homes to multigenerational designs and duplexes. The company guides homeowners through every step, from land selection and financing to final construction, partnering with approved lenders who understand their program.