Within the first few years after Jonesport Historical Society was established, the National Oceanic and Atmospheric Administration / National Marine Fisheries Service awarded JHS with a grant of $16,592 for the equipment and software needed to develop the Jonesport Heritage Center. This equipment included three Dell desktop PCs, two Dell laptop PCs, two Dell printers, one HP digital projector, one tripod screen, one Olympus digital camera, and one HP scanner.
Between 2012 and 2016 the Davis Family Foundation granted $31,670 for replacing windows in the JHS museum, and for waterproofing the basement.
Between 2013 and 2021 the Eastern Maine Conservation Initiative granted JHS $8,200 for replacing windows in the JHS meeting room and basement, for a dehumidification and air filtration system in the basement, and for replacing an old Dell laptop with an LG laptop PC.