Harvard Projects Slower Immigration Will Reduce U.S. Rental Household Growth

Harvard’s Joint Center for Housing Studies estimates that slower immigration will reduce U.S. household formation by about 500,000 annually from 2024 to 2027, totaling 2 million fewer households. According to the Realtor.com report, most of the projected reduction involves renters, although some immigrant households later become homeowners. Harvard researcher Daniel McCue points to Census Bureau housing vacancy data showing higher rental vacancies alongside slower household formation. The article reports that the national rental vacancy rate rose from 7.1% in the third quarter of 2025 to 7.6% in the corresponding quarter the following year. McCue describes this as a possible indication that reduced immigration is weakening rental demand, rather than definitive proof of causation. Economists cited in the report say immigration affects housing through rental demand, future home purchases and construction labor supply. Visa uncertainty may also discourage some prospective buyers from making a long-term property commitment. Slower household growth could weigh on economic growth over time. For people considering an interstate move, the report provides national context for rental-market conditions, not a comparison of destinations. It offers no state-level rent estimates or evidence that higher national vacancies will translate into lower housing costs in any particular city.