Yes, you can camp along the Salt River in Arizona. There are several developed campgrounds and day-use sites managed by the Tonto National Forest. While Coon Bluff, Phon D Sutton, and Granite Reef recreation sites are popular day-use options, there are other campgrounds available for overnight stays. Additionally, you can find private campgrounds along the Salt River, such as the San Tan Valley Hipcamp. Keep in mind that some sites may require a fee, and it's important to follow any posted rules and regulations while camping in these areas.