14. Marietta, Ga.
2018 condo home value: $138,300
Rent growth: 6.8%
Rental yield: 10.2%
The average condo home value in Marietta jumped from $123,800 in 2017 to nearly $15,000 more by the start of 2018. Job growth, A+ amenities and mild year-round weather make the city a can’t-miss for condo rental properties.