San Diego Habitat for Humanity | 3,597 followers on LinkedIn. Building homes, communities, and hope since 1988 | San Diego Habitat for Humanity is the local affiliate of Habitat for Humanity International and serves San Diego County. Habitat programs are focused on creating homes for ownership by low-income families in need, offering a hand up, not a handout. Habitat homeowners help build their own homes alongside volunteers and pay an affordable mortgage.