Here are some homes with "mother-in-law" suites that you can own. Check out this six-bedroom, six-bathroom house listed for $2.1 million in Scottsdale, Ariz. (Zillow/ABC News)
A three-bedroom/bath home listed for $739,000 in New Orleans. (Zillow/ABC News)
A five-bedroom, four-bathroom home for sale in Long Beach, Calif. for $959,000. (Zillow/ABC News)
A four-bedroom, five-bathroom home in Kiawah Island, S.C. for $2,395,000. (Zillow/ABC News)
A six-bedroom/bathroom home in Heber City, Utah listed at $1.4 million. (Zillow/ABC News)
A four-bedroom, 3.5-bathroom home selling for $749,900 in Colorado Springs, Colo. (Zillow/ABC News)
A six-bedroom, 5.5-bathroom home in Castle Rock, Colo. for $3.2 million. (Zillow/ABC News)
A four-bedroom, 3.5-bathroom home in Belluevue, Wash. for $875,000. (Zillow/ABC News)
A four-bedroom, three-bathroom house in Austin, Texas sellilng at $917,000. (Zillow/ABC News)