The annexation process would be expected to take several years. Expansion exploration began in early 2025 with the City Council’s direction to explore options and conduct stakeholder outreach. Through 2025 and 2026, studies, environmental reviews and community workshops will take place. Following that, formal annexation applications, public hearings and LAFCO review would occur with final
Annexation decisions do not typically require a public vote. Instead, the process is overseen by LAFCO, a regional agency that evaluates the proposal. That said, Suisun City places great importance on community input and wants residents to have many opportunities to participate in the annexation exploration process. Through public meetings, conversations, and events, residents can
Solano County LAFCO is a regulatory agency responsible for overseeing the boundaries of cities and special districts within a county. Its primary role is to promote efficient delivery of municipal services and oversee growth. Their approval is required for City annexation because it evaluates whether the proposed expansion aligns with regional planning goals, environmental considerations
Annexation is the process by which a city expands its boundaries to include neighboring land. This allows a city to accommodate new housing, businesses and infrastructure, supporting growth and improved services. The annexation process involves detailed studies, public outreach and formal approval by regulatory agencies to ensure orderly and sustainable development.
