Capt. John C. Ainsworth House : Soft.lk - A Premium Software Developers - Meet one of the most powerful and intuitive POS systems for retail in Sri Lanka

The John C. Ainsworth House is a historic building in Oregon City, Oregon, United States. It was built in 1851 for John C. Ainsworth, the main founder of the Oregon Steam Navigation Company. It is one of the oldest structures in the Portland area and remains in good condition. It is also the only two-story portico in Oregon. The house was added to the National Register of Historic Places in 1973.

References

^ Ainsworth House & Gardens: Contact: Information & Directions, archived from the original on January 21, 2017, retrieved January 20, 2017.
^ Hartwig, Paul (February 1973), National Register of Historic Places Inventory — Nomination Form: Ainsworth (Captain John C.) House (PDF), retrieved January 20, 2017.
^ "ORE 3-MOUPL2: John C. Ainsworth House (2p)". Historic American Buildings Survey/Historic American Engineering Record. Library of Congress. Archived from the original on December 12, 2012. Retrieved December 26, 2009.
^ "Department of the Interior, Heritage Conservation and Recreation Service: National Register of Historic Places; Annual Listing of Historic Properties", 44 FR 7416 (February 6, 1979), at 7569.

v t e U.S. National Register of Historic Places in Oregon
Lists by county	Baker Benton Clackamas Clatsop Columbia Coos Crook Curry Deschutes Douglas Gilliam Grant Harney Hood River Jackson Jefferson Josephine Klamath Lake Lane Lincoln Linn Malheur Marion Morrow Multnomah Polk Sherman Tillamook Umatilla Union Wallowa Wasco Washington Wheeler Yamhill
Portland lists	North Northeast Northwest Southeast South and Southwest
Other lists	National Historic Landmarks Bridges and Tunnels National Historic Sites National monuments
Keeper of the Register History of the National Register of Historic Places Property types Historic district Contributing property