About Somerton Arizona - City of SomertonCity of Somerton, Arizona. Somerton, in the fertile Yuma Valley in southwestern Yuma County, is about 12 miles south of Yuma and 180 miles east of San Diego, …
Somerton, Arizona - Wikipedia, the free encyclopediaSomerton is a city in Yuma County, Arizona, United States. According to 2005 Census Bureau estimates, the population of the city is 10,071. It is part of the Yuma ...