
Allen County Courthouse
Many listed buildings are private homes. Please enjoy them from the street.
About Allen County Courthouse
Allen County Courthouse, at Courthouse Sq., was added to the National Register of Historic Places on Jul 24, 1974: the first place in Lima to be listed. Only 341 of Ohio’s 4,077 listings are older. The Register lists it for its architecture, at the local level. It describes its style as Second Empire, as it does for 94 other Ohio listings. The listing covers 1 acre. 12 more Register listings are within a quarter mile.
What it isCounty courthouse in Lima, Ohio. From Wikidata (CC0). Read about it on Wikipedia ↗
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 32 MB · National Archives↗1881 to today
- 1881Built, designed by George H. Maetzel
- 1974Added to the National Register of Historic Places
- 2026On the Register for 52 years
Make it a walk: 5 landmarks in about 5 minutes
Courthouse Sq., Lima · about 0.2 miles on foot, as the crow flies















- 1Allen County CourthouseStart here
- 2
Ohio TheatreBuilding · next door - 3
Elks LodgeHulsken and McLaughlin · next door - 4
Renz BlockBuilding · next door - 5
Metropolitan BlockVictorian · next door
18 more Register listings within half a mile
★ National Historic Landmark · D district · B building · S site. Each opens its own page.
Memories of Allen County Courthouse
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about Allen County Courthouse
Is Allen County Courthouse on the National Register of Historic Places?
Yes. It was added on Jul 24, 1974 (Register number 74001392).
Is Allen County Courthouse a National Historic Landmark?
No. It is on the National Register; Ohio has 73 National Historic Landmarks. The nearest is Miami And Erie Canal, Deep Cut, 14.1 miles away.
Can you visit Allen County Courthouse?
Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.
Where can I read the history of Allen County Courthouse?
In its National Register nomination, the form that put it on the Register: a 32 MB PDF at the National Archives, linked on this page.
Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 71986592 · Wikidata. Map tiles © OpenStreetMap contributors.