Existing entirely within Pike County's Pee Pee Township, SR 551 follows the south shore of Lake White, while SR 552 follows the north shore. Lake White State Park is located near SR 551's western terminus.
SR 551 and SR 552 are both found within Pee Pee Township in Pike County. SR 551 borders Lake White on its southern side, whereas SR 552 does so on the northern side. Lake White State Park is situated near the western end of SR 551.