Sonoma Raceway is an actual motorsports venue in California, and its website reflects that real-world identity. With a domain that's been active since 2005 and a clean security record, there's little doubt that sonomaraceway.com is the official ticket source for events like the Toyota/Save Mart 350. Most established racetrack sites have robust legal pages — privacy policies and terms of service — to protect both the business and ticket buyers. Here, those pages are missing, which is the only notable shortfall.
For a site that handles ticket sales and account creation, having clear terms and a privacy policy is standard practice. Without them, you don't have a written guarantee of how your data is used or what happens if an event is canceled. That said, the site has been around for years, has a real physical address (Sonoma, CA), and links to social media. If you're asking 'is sonomaraceway.com a scam?' the answer is no — but the missing legal pages mean you should take a moment to review their refund and data policies before purchasing.
In short, the site is legitimate and mostly safe to use, but the compliance gap is worth noting for a ticket seller.