Sprawl of Jobs to Portland, Maine, Suburbs Has Downside: Traffic Congestion.

Byline: Mark Peters

Oct. 13--SCARBOROUGH, Maine--The morning commute for Nicole Morin is a 20-minute drive up Route 1 from her doorstep in Saco to her desk at a tool and die company in Scarborough. It includes good music, an occasional pit stop at Dunkin' Donuts and congested roads.

"There are just too many cars," Morin said, as she rushed to work last week, a Coffee Coolatta in one hand.

What Morin faces each morning is a growing number of commuters who make the same trip. The number of people who commute to Scarborough and other suburbs of Greater Portland has jumped in the past decade, according to the latest figures from the Census Bureau.

The Census shows an increase of 40 percent or more in the number of commuters going to Scarborough, Falmouth and other suburban towns. And although Portland …