A place of residence to more or less 39,842 residents, Chelsea is situated in Suffolk County and in the state of Massachusetts. The car users of Chelsea, MA get paid about $53,335 per 12 months and have approximately 3 persons inhabiting at each address. The average cost of car insurance in Chelsea, MA is approximately $106--a difference of $41 compared to the price of car insurance in Massachusetts. Drivers in Chelsea can count on paying up to $315 per month and at the very rock bottom $21 for car insurance.