Maricopa’s journey from small farming and ranching community to the most populated city in Pinal County has had many stops and milestones along the way. Residents and visitors can now watch it unfold along the new Maricopa Historical Walkway at Mike Ingram Historical Park.
Ingram and his company El Dorado Holdings laid the groundwork for Maricopa’s first planned community, Rancho El Dorado. Securing water rights, bringing electricity to the area and building the infrastructure for modern living required not only a significant financial investment to overcome the hurdles, but also a deep belief in what Maricopa could become.
“When we first started, many people thought we were crazy to take on such a project,” Ingram recalled. “But we saw the potential. We knew that if we could overcome the initial challenges of roads and utilities, we could create something truly special.”
As the first homes were built in Rancho El Dorado and families began to move in, the community blossomed, attracting new residents and businesses. The city continued to grow, with each new development bringing improved infrastructure and a stronger sense of identity.
Today, Maricopa is a thriving city of 75,000 that just celebrated the opening of its first Home Depot. The challenges of bringing roads and utilities to this once-remote desert outpost are now part of the city’s proud history — a story of determination that laid the foundation for everything Maricopa is today.
“I love this city,” Ingram said. “I am so proud of what you (the residents) have made it. We had a vision for it, but you’re the ones who have made it what it is today.”
Located at 44240 W. Maricopa-Casa Grande Highway, the walkway is the next phase of the just-renamed Mike Ingram Heritage Park, near the California Zephyr railcar on display in front of the Maricopa Museum and Visitor Center.


