A bit more unverified info from Family Search/RootsWeb that may help. This indicates that it was this Benjamin Estabrook who removed from Massachusetts to Vermont, probably about 1778-1784.
Jedediah Estabrook, b. 1784, was son of Benjamin Estabrook, b. 21 May 1744 Sudbury, Middlesex, MA, d. 24 May 1830 VT, md 21 June 1778 at Rutland, Worcester, MA, to Abigail Gates, b. 5 Aug 1752 Framingham, Middlesex, MA, daughter of Samuel torrey Gates & Abigail Blodgett.