Here is a condo with low condo fees (Fee: $266) as it is a new development:
Or this one, fees are $306:
Here is every condo on the market for sale in Westford:
Hope that helps!
Massachusetts Premier Buyer Brokerage
617 848 5407 x706
I would contact a local real estate professional to help with this answer.
if you need help choosing one, we have associates there.
(Please note: when you choose an answer as a Best Answer, or at least give a thumbs up, it helps those who answer questions here.)