Portland has a population of 503,637 (est. 1999)
Francis Pettygrove and Asa Lovejoy, co-founders of Portland, named the city in 1845 when Pettygrove won a coin toss with his partner. Pettygrove named it for his hometown of [Portland Maine]?; had Lovejoy won he intended to name it after his hometown of [Boston Massachusetts]?.
Portland is on the south side of the Columbia River and is known as the CIty of Roses.