Seattle’s low-rise multifamily zones have produced more than 20,000 townhomes over the past 30 years. Tobias Peter discusses the impacts on affordability, homeownership, and more — including lessons for other cities.

Show notes:

• Peter, T., Pinto, E., & Tracy, J. (2025). Low-Rise Multifamily and Housing Supply: A Case Study of Seattle. Journal of Housing Economics, 102082.
• The full catalog of AEI Housing Supply Case Studies.
• The Urban Institute study on upzoning effectiveness: Stacy, C., Davis, C., Freemark, Y. S., Lo, L., MacDonald, G., Zheng, V., & Pendall, R. (2023). Land-use reforms and housing costs: Does allowing for increased density lead to greater affordability? Urban Studies, 60(14), 2919-2940.
• AEI’s review and critique of the Urban Institute study: Peter, T., Tracy, J., & Pinto, E. (2024). Exposing Severe Methodological Gaps: A Critique of the Urban Institute's Panel Study on Land Use Reforms. American Enterprise Institute.
• Episode 77 of UCLA Housing Voice: Upzoning with Strings Attached with Jacob Krimmel and Maxence Valentin.