The Mercer Museum and Fonthill Castle are operated by the Bucks County Historical Society.
2026 Economic Impact Study (Executive Summary)
2026 BCHS Economic Impact Study_Executive Summary (PDF)
IRS FORM 990
2023 The Trustees of the Mercer Fonthill Museum IRS Form 990
2022 The Trustees of the Mercer Fonthill Museum IRS Form 990
2021 The Trustees of the Mercer Fonthill Museum IRS Form 990
2020 The Trustees of the Mercer Fonthill Museum IRS Form 990
2019 The Trustees of the Mercer Fonthill Museum IRS Form 990
2018 The Trustees of the Mercer Fonthill Museum IRS Form 990
Annual Report

