Seattle Park District Opengov #OPCD-RFP-PC026-026

Seattle affordable-housing nexus study for Mandatory Housing Affordability requirements

The City of Seattle is seeking a consultant to study affordable-housing demand and inform Mandatory Housing Affordability requirements. - Government buyer: City of Seattle, Office of Planning & Community Development (OPCD), coordinating with the Office of Housing and the Mayor’s Office. - Requested service: One affordable-housing nexus study, including market and affordability analysis for rental and for-sale housing. - Scope: Analyze up to four market-strength areas and six to eight residential development prototypes, using up to two AMI ranges. - Estimate affordable-housing demand, on-site performance requirements, and per-square-foot in-lieu fees; the analysis may produce up to 64 estimates. - Rental income ranges may not exceed 60% AMI; ownership ranges may not exceed 100% AMI. - Modeling: Use an aggregate economic model such as IMPLAN or a similar model. IMPLAN is the only named product/vendor; no consultant firms are identified. - Deliverables and experience: A concise report with findings, recommendations, and calculation tables. Consultants must have completed an affordable-housing nexus study for another municipality within the prior 10 years. - Timing: The City anticipates contract execution before year-end and initial results the following spring; the overall duration and end date are unspecified.

Description

The City of Seattle is seeking proposals for an affordable housing nexus study to inform updates to its Mandatory Housing Affordability requirements. The study will estimate affordable-housing demand generated by selected market-rate residential development prototypes, including analysis of housing costs and affordability, multiple development prototypes, market-strength areas, and associated on-site performance requirements and in-lieu fees. Work also includes project kickoff and coordination, and a concise report documenting findings, recommendations, and calculations. Proposals are due November 10, 2026, at 5:00 p.m. Pacific Time, through the Seattle e-Procurement Portal.

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