Pennsylvania - Union County
Union County Pennsylvania has 20 places on the National Register of Historic Places including 1 place of National significance and 6 places of Statewide significance. Significant places include Halfway Lake Dam, Allenwood River Bridge, Lewisburg Armory, Mifflinburg Historic District and New Berlin Presbyterian Church.

The famous person Eli Slifer is associated with one of more of the Union County historic places.

Some of the country's most noteable architects helped create the Union County places including Civilian Conservation Corps, Joseph Boop, Groton Bridge & Manufacturing Co., George W. Rockwell, Lewis Palmer, James B. Long, Samuel Sloan, Benjamin Griffey and Ackerman & Partridge. Prominent architectural styles found in Union Country are Late Victorian, Greek Revival and Italianate.

Allenwood River Bridge (added 1988 - - #88000865)
LR 460 over W branch of Susquehanna River , Union
Niagara, Public domain, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Groton Bridge & Manufacturing Co.
Architectural Style:
Other
Area of Significance:
Engineering
Period of Significance:
1875-1899
Owner:
State
Historic Function:
Transportation
Historic Sub-function:
Road-Related
Current Function:
Transportation
Current Sub-function:
Road-Related
More Information:
Buffalo Presbyterian Church (added 1976 - - #76001675)
W of Lewisburg on PA 192 , Lewisburg
Pubdog, CC BY 2.0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Unknown
Architectural Style:
No Style Listed
Area of Significance:
Architecture
Period of Significance:
1825-1849
Owner:
Private
Historic Function:
Religion
Historic Sub-function:
Religious Structure
Current Function:
Religion, Vacant/Not In Use
Current Sub-function:
Religious Structure
More Information:
Chamberlin Iron Front Building (added 1979 - - #79002347)
434 Market St. , Lewisburg
Smallbones, CC0, via Wikimedia Commons
Historic Significance:
Event, Architecture/Engineering
Architect, builder, or engineer:
Palmer,Lewis
Architectural Style:
Italianate
Area of Significance:
Architecture, Commerce
Period of Significance:
1850-1874
Owner:
Private
Historic Function:
Commerce/Trade
Historic Sub-function:
Department Store
Current Function:
Commerce/Trade, Social
Current Sub-function:
Business, Meeting Hall
More Information:
Factory Bridge (added 1980 - - #80003645)
Also known as Horsham Bridge
1 mi. W of White Deer on T 629, White Deer Township , White Deer
Ruhrfisch, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Transportation
Period of Significance:
1875-1899
Owner:
Local
Historic Function:
Transportation
Historic Sub-function:
Road-Related
Current Function:
Transportation
Current Sub-function:
Road-Related
More Information:
Griffey, Benjamin, House (added 1978 - - #78002474)
W of Allenwood on PA 44 , Allenwood
Ruhrfisch, Public domain, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Griffey,Benjamin
Architectural Style:
Late Victorian
Area of Significance:
Architecture
Period of Significance:
1875-1899
Owner:
Private
Historic Function:
Domestic
Historic Sub-function:
Single Dwelling
Current Function:
Domestic
Current Sub-function:
Single Dwelling
More Information:
Halfway Lake Dam (added 1987 - - #87000046)
16 mi. W of Lewisburg on PA 191 , Lewisburg
Ruhrfisch, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering, Event
Architect, builder, or engineer:
Civilian Conservation Corps
Architectural Style:
No Style Listed
Area of Significance:
Politics/Government, Conservation, Landscape Architecture, Social History, Architecture
Period of Significance:
1925-1949
Owner:
Local
Historic Function:
Industry/Processing/Extraction
Historic Sub-function:
Water Works
Current Function:
Industry/Processing/Extraction
Current Sub-function:
Water Works
More Information:
Hassenplug Bridge (added 1980 - - #80003641)
N. 4th St. , Mifflinburg
Ruhrfisch, CC BY-SA 4.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Transportation
Period of Significance:
1825-1849
Owner:
Local
Historic Function:
Transportation
Historic Sub-function:
Road-Related
Current Function:
Transportation
Current Sub-function:
Road-Related
More Information:
Hayes Bridge (added 1980 - - #80003642)
W of Mifflinburg on T 376, West Buffalo Township , Mifflinburg
Ruhrfisch, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Transportation
Period of Significance:
1875-1899
Owner:
Local
Historic Function:
Transportation
Historic Sub-function:
Road-Related
Current Function:
Transportation
Current Sub-function:
Road-Related
More Information:
Heiss, William A., House and Buggy Shop (added 1979 - - #79002348)
523 Green St. , Mifflinburg
Ruhrfisch, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Industry
Period of Significance:
1875-1899, 1850-1874
Owner:
Private
Historic Function:
Commerce/Trade, Domestic, Industry/Processing/Extraction
Historic Sub-function:
Manufacturing Facility, Single Dwelling, Warehouse
Current Function:
Recreation And Culture
Current Sub-function:
Museum
More Information:
Lewisburg Armory (added 1991 - - #91001700)
US 15 S of jct. with PA 45, East Buffalo Township , Lewisburg
Smallbones, CC0, via Wikimedia Commons
Historic Significance:
Event, Architecture/Engineering
Architect, builder, or engineer:
Unknown
Architectural Style:
Moderne
Area of Significance:
Military, Architecture
Period of Significance:
1925-1949
Owner:
State
Historic Function:
Defense
Historic Sub-function:
Arms Storage
Current Function:
Defense
Current Sub-function:
Arms Storage
More Information:
Lewisburg Historic District (added 2004 - - #04000759)
Roughly bounded by US 15, Beck St., Susquehanna River and Borough boundary , Lewisburg
Smallbones, CC0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering, Event
Architect, builder, or engineer:
Ackerman & Partridge, et.al.
Architectural Style:
Italianate, Greek Revival
Area of Significance:
Architecture, Commerce, Education, Politics/Government
Period of Significance:
1950-1974, 1925-1949, 1900-1924, 1875-1899, 1850-1874, 1825-1849, 1800-1824, 1750-1799
Owner:
Private, Local, Federal
Historic Function:
Commerce/Trade, Domestic, Education, Government, Industry/Processing/Extraction, Religion
Historic Sub-function:
Business, College, Courthouse, Manufacturing Facility, Religious Structure, Secondary Structure, Single Dwelling
Current Function:
Commerce/Trade, Domestic, Education, Government, Religion
Current Sub-function:
Business, College, Courthouse, Religious Structure, Secondary Structure, Single Dwelling, Specialty Store
More Information:
Mifflinburg Historic District (added 1980 - - #80003643)
PA 45 , Mifflinburg
Ruhrfisch, CC BY-SA 4.0, via Wikimedia Commons
Historic Significance:
Event, Architecture/Engineering
Architect, builder, or engineer:
Palmer,Lewis, Boop,Joseph
Architectural Style:
Mid 19th Century Revival, Late 19th And 20th Century Revivals, Late Victorian
Area of Significance:
Transportation, Architecture, Industry, Commerce
Period of Significance:
1900-1924, 1875-1899, 1850-1874, 1825-1849, 1800-1824, 1750-1799
Owner:
Local, Private
Historic Function:
Commerce/Trade, Domestic
Current Function:
Commerce/Trade, Domestic
More Information:
Millmont Red Bridge (added 1980 - - #80003644)
SW of Millmont on LR 59005, Hartley Township , Millmont
Ruhrfisch, CC BY-SA 4.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Transportation
Period of Significance:
1850-1874
Owner:
Local
Historic Function:
Transportation
Historic Sub-function:
Rail-Related
Current Function:
Transportation
Current Sub-function:
Pedestrian Related
More Information:
New Berlin Presbyterian Church (added 1972 - - #72001178)
Also known as New Berlin Community Center
Vine and High Sts. , New Berlin
Ruhrfisch, CC BY-SA 4.0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Unknown
Architectural Style:
Greek Revival
Area of Significance:
Architecture
Period of Significance:
1825-1849
Owner:
Local
Historic Function:
Religion
Historic Sub-function:
Religious Structure
Current Function:
Social
Current Sub-function:
Meeting Hall
More Information:
Old Union County Courthouse (added 1972 - - #72001179)
Market and Vine Sts. , New Berlin
Ruhrfisch, CC BY-SA 4.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Politics/Government
Period of Significance:
1800-1824
Owner:
Private
Historic Function:
Government
Historic Sub-function:
Courthouse
Current Function:
Vacant/Not In Use
More Information:
Packwood House-American Hotel (added 1978 - - #78002475)
10 Market St. , Lewisburg
Smallbones, CC0, via Wikimedia Commons
Historic Significance:
Event, Architecture/Engineering
Architect, builder, or engineer:
Unknown
Architectural Style:
No Style Listed
Area of Significance:
Architecture, Commerce
Period of Significance:
1800-1824
Owner:
Private
Historic Function:
Domestic
Historic Sub-function:
Hotel, Multiple Dwelling, Single Dwelling
Current Function:
Recreation And Culture
Current Sub-function:
Museum
More Information:
Reading Railroad Freight Station (added 1992 - - #91002012)
Jct. of S. Fifth and St. Louis Sts. , Lewisburg
Smallbones, CC0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering, Event
Architect, builder, or engineer:
Unknown
Architectural Style:
Late Victorian
Area of Significance:
Transportation, Architecture
Period of Significance:
1925-1949, 1900-1924, 1875-1899
Owner:
Private
Historic Function:
Transportation
Historic Sub-function:
Rail-Related
Current Function:
Commerce/Trade
Current Sub-function:
Professional
More Information:
Slifer House (added 1975 - - #75001668)
Also known as Administration Building-Evangelical Home
N of Lewisburg off U.S. 15 on SR 59024 , Lewisburg
Smallbones, CC0, via Wikimedia Commons
Historic Significance:
Person, Architecture/Engineering
Architect, builder, or engineer:
Sloan,Samuel
Architectural Style:
Other
Historic Person:
Slifer,Eli
Significant Year:
1861
Area of Significance:
Politics/Government, Architecture
Period of Significance:
1850-1874
Owner:
Private
Historic Function:
Domestic
Historic Sub-function:
Single Dwelling
Current Function:
Health Care
Current Sub-function:
Sanatorium
More Information:
Spangler, George Christian and Anna Catherine, Farm (added 2016 - - #16000517)
Mifflinburg, Mifflinburg
Tmnoll1, CC BY-SA 4.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Agriculture
Period of Significance:
1825-1974 AD
Watsontown River Bridge (added 1988 - - #88000801)
LR 240 spur over W branch of Susquehanna River , White Deer
Nyttend, Public domain, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Rockwell,George W., Long,James B.
Architectural Style:
Other
Area of Significance:
Engineering
Period of Significance:
1925-1949
Owner:
State
Historic Function:
Transportation
Historic Sub-function:
Road-Related
Current Function:
Transportation
Current Sub-function:
Road-Related
More Information:
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