Explore Holtville voter guides, local civic context and official resources for Imperial County campaigns, with dated population and registration facts.
At a glance: Holtville is an incorporated city in Imperial County. Population: 5,610 (California Department of Finance estimate as of January 1, 2026). Registered voters: 3,002 (California Secretary of State, as of September 4, 2026).
Holtville’s 2017 service area plan places the city in the rectangular agricultural landscape of Imperial Valley. The town’s urban blocks and surrounding fields form a distinct local setting. The Alamo River is another important reference point, linking the city’s recreation planning to a riparian corridor within the otherwise arid valley. The historical plan describes Holt Park as a central civic block including City Hall and the former fire station. This relationship between administration and public open space gives Holtville a recognizable civic center. It is useful context for reading local maintenance and capital-improvement decisions, without assuming that every facility has remained unchanged since the plan was prepared. The recreation inventory connects Earl Walker Park with the Alamo River and describes an Alamo River Trail connection toward Explorer Park. Ralph Samaha Park and Mack Park also appear in the inventory. These named places distinguish a discussion of Holtville’s public spaces from a generic county parks list; current access and programming should be checked with the responsible agency. Water treatment and distribution, wastewater, roads, drainage, public safety and recreation are examined together in the service plan. The report distinguishes service planning from completed construction. Its proposed growth areas and sphere-of-influence discussion do not by themselves establish annexation or utility connections, and its 2017 operating figures should not be presented as today’s conditions.
The 2017 plan describes it as a central civic block containing City Hall and the former fire station.
The Alamo River, including an Alamo River Trail connection discussed in the historical park inventory.
Earl Walker, Explorer, Ralph Samaha and Mack parks are named in its recreation discussion.
No. A sphere of influence or planned improvement is different from incorporated city limits, completed construction or a verified service connection.
3,002 (California Secretary of State, as of September 4, 2026).
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