Passengers board the Islander ferry on Cousins Island before traveling to Chebeague Island on Friday, January 29, 2016.

Chebeague Island resident Jennifer Corson (center), her mother-in-law Karen Corson (right) chat with others at the weekly winter Wednesday soup gathering at Island Hall. Because the market is closed on Wednesdays in the winter, the gathering is held to provide visitors and residents a place to gather and eat.

Third grader Sadie Todd receives assistance from Chebeague Island School teacher Kristin Westra on a writing exercise about the Island.

Passengers get off the Chebeague Island ferry on Cousins Island.

Chebeague Island School first-grader Gage Putnam, 6, weighs his pet rock as part of an exercise in Tammy Hoidal’s K-2 class.

Chebeague Island, the greatest land mass in Casco Bay, looms Friday from aboard the ferry that approaches from Cousins Island in Yarmouth. A report has called into question the ability of Maine’s newest town to sustain itself without adequate population growth.

Fifth-grader Logan Beaupré works on a writing project about Chebeague Island, while his teacher, Kristin Westra, helps third-grader Sadie Todd in the Grades 3-5 classroom.

Many cars on Chebeague Island do not have license plates, or Maine ones, anyway. This car sports a Swiss vanity plate commemorating the island's 2007 secession from Portland .

Chebeague Island School teacher Tammy Hoidal reads to members of her K-2 classroom.

Passengers disembark Friday from the ferry on Chebeague Island. The year-round population of the town hovers around 350, though one resident said this year’s is closer to 400.

Chebeague Island Library Director Deb Bowman re-shelves books in the island’s library. A summer resident starting in 1962, Deb has been a full-time resident and library director for 15 years.

Chebeague Island School Grades 3-5 teacher Kristin Westra helps a student get ready to leave at the end of the day on Wednesday January 27, 2016 .