How Much To Build An Inlaw Suite?
Updated on 21 September 2022 Review by Robert Tschudi, Expert Contributor to Home Building and Remodeling. Written by HomeAdvisor. The cost to construct a mother-in-law suite addition ranges from $40,000 to $130,000, with an average of $82,500. On an existing house, an in-law suite is an extra living space containing a living room, bedroom, kitchen, and bathroom.
How much does a mother-in-law suite cost to build?
Cost of a Mother-in-Law Suite – Building an in-law unit requires patience, preparation, and maybe blood, sweat, and tears. According to Realtor.com, mother-in-law flats cost between $40,000 and $125,000. Before you invite your mother-in-law to move in with you, check your local zoning and building rules to ensure that your prospective apartment is compliant.
What Is the Price to Build an In-Law Suite? Depending on the type of space and how much work is required to make it usable, different in-law suite designs have different building costs. Your in-law apartment should ideally include all the amenities required for independent living, including a private bedroom, living room, kitchen, and bathroom. 
What is the price of constructing an in-law apartment?
Cost of a Mother-in-Law Suite – Building an in-law unit requires patience, preparation, and maybe blood, sweat, and tears. According to Realtor.com, mother-in-law flats cost between $40,000 and $125,000. Before you invite your mother-in-law to move in with you, check your local zoning and building rules to ensure that your prospective apartment is compliant.