Waymo buys Apple-linked autonomous-vehicle proving ground in Arizona for $220 million

Waymo, Alphabet’s self-driving car unit, has agreed to buy a large autonomous-vehicle proving ground in Arizona that had been associated with Apple’s earlier robotaxi efforts, according to a report based on county records and confirmation by Waymo to a news outlet. The deal is described as valued at $220 million and was recorded on June 5 in Maricopa County, Arizona.

The Arizona facility spans roughly 5,500 acres and includes dedicated testing areas designed for high-speed and real-world-like driving scenarios. Reporting described a 115-acre “city course,” a 35-acre vehicle-dynamics area, a four-mile oval track, and a dedicated freeway loop, facilities intended to support training and validation work for self-driving systems in extreme desert conditions.

The purchase appears to involve an asset Apple previously leased and then bought outright through a “Route 14” entity, with the site used as a private testing hub for Apple’s Project Titan, a now-canceled electric autonomous vehicle effort. The report says Apple acquired the property for $125 million in 2021 through the same Route 14 entity after leasing it from Fiat Chrysler (now Stellantis).

Apple’s Project Titan was formally canceled in early 2024, after the company had invested “billions of dollars,” according to the same reporting. With Apple stepping back from that effort, the site’s ownership structure and testing infrastructure have now shifted toward Waymo, which is already operating driverless ride services in Phoenix and other markets.

Waymo told the outlet that the facility will help it test and improve its self-driving cars and will support multiple use cases, including rider-only validation, motion-control calibration, operator training, and long-term expansion of its autonomy technology. The report also characterizes the new property as complementary to Waymo’s existing proving grounds in California and Ohio.

For the sector, the move underscores how robotaxi and autonomy companies increasingly rely on “test infrastructure” as a strategic asset, not just software. Real-world driving is noisy and unpredictable, so proving grounds with controlled layouts and repeatable routes can be used to accelerate scenario coverage, validate performance under edge cases, and train operational teams as fleets scale.

That said, details that investors often seek from these deals were not included in the public reporting referenced here. The account does not provide the purchase structure beyond the stated price and the county-record timing, and it does not break out any assumption of existing infrastructure contracts, changes in environmental or permitting obligations, or whether the seller entity was fully owned by Apple at the time of sale. It is also not clear how soon Waymo will expand testing activities at the site or whether it will run full driverless operations there immediately.

Going forward, market watchers will likely look for indicates on how quickly Waymo incorporates the Arizona site into its validation pipeline and whether Alphabet discloses the asset in any future capital or segment commentary. For Apple, the transaction also highlights how components of discontinued autonomy programs can be repurposed once internal strategy shifts, even when the company does not publicly discuss the resale of specific test assets.