New estimates released Friday put the cost of renovating and expanding Martha’s Vineyard Regional High School at $333.5 million, with potential state reimbursements dropping Islanders’ share of the total to between $253 million and $256 million.

Peter Steedman, the director of the Martha’s Vineyard Charter School since 2018, will be leaving his role at the end of the academic year for a job in Hyannis.

The long-fought campaign to renovate and expand Martha’s Vineyard Regional High School is advancing to a decisive state-set milestone this month, with Dec. 18 the deadline to submit schematic designs and cost estimates to the Massachusetts School Building Authority.

Falmouth Academy recently announced its purchase of the Captain’s Manor Inn, a historic bed and breakfast nestled on Falmouth’s Main street, which it will use to house boarding students starting in September 2026.

The cost of services shared by public schools on Martha’s Vineyard could be going up by nearly 9 per cent, superintendent Richard Smith told the all-Island school committee Monday night as he presented an $11.4 million draft budget for the coming fiscal year.

Also known as a district election, the single-issue vote will be held simultaneously in all six towns, replacing the traditional town meeting process and individual town elections to determine the outcome.