About Us Office & Archives Officers & Directors Chapters Committees Newsletter County History Pre 1800s 1800 - 1850 1850 - 1900 County Map History Sites Calendar Publications Memberships DONATE NOW PCHA News Our move from the Ellsworth Village Hall to the H.W. Lawrence bungalow at 423 W. Main Street is complete! We’re now organizing materials and finishing building upgrades. Check back each week for new limited office hours. Current ProjectsThe Lawrence House and Studio Learn more about the Project... [CLICK HERE] Important PCHA Links Donate to PCHA Today Donation Form Publications Order Form Mississippi Valley Archaeology Center (MVAC) Wisconsin Historical Society Pierce County Wisconsin WiGenWeb Project St. Croix Genealogical Society UWRF Area Research Center