SAN LEANDRO -- An elderly at-risk Alameda County man who disappeared over the weekend has been found safe and sound, police said Monday.

Adolfo Portades, 81, of San Leandro, was last seen leaving his home in the 1600 block of Brookside Drive about 7 a.m. Sunday but returned home Monday and was in good health, said Lt. Randy Brandt.

Portades is an avid walker and has been known to walk from San Leandro to the San Mateo Bridge, police said.

Contact Natalie Neysa Alund at 510-293-2469. Follow her at Twitter.com/nataliealund.