As of May 2016, there were 2,570 people employed as web developers in Portland. Ranking Portland 3rd for the highest concentration of web developers in the nation, with a location quotient of 2.46. What’s a web developer going to cost you in Portland? Not that much compared to the rest of the country. In Portland the average web developer earns $103,020 per year, only the 58th highest in the country. The most expensive city to hire a web developer in is Silicon Valley, where the average web developer earns $133,010 per year – 29.1 percent higher than Portland.