THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
 
 
 
 
 
 
19 entries match your criteria.  

 
 

Historical Markers and War Memorials in Fort Jefferson

 
Clickable Map of Darke County, Ohio and Immediately Adjacent Jurisdictions image/svg+xml 2019-10-06 U.S. Census Bureau, Abe.suleiman; Lokal_Profil; HMdb.org; J.J.Prats/dc:title> https://commons.wikimedia.org/wiki/File:Usa_counties_large.svg Darke County, OH (172) Mercer County, OH (141) Miami County, OH (214) Montgomery County, OH (996) Preble County, OH (112) Shelby County, OH (94) Jay County, IN (20) Randolph County, IN (43) Wayne County, IN (103)  DarkeCounty(172) Darke County (172)  MercerCounty(141) Mercer County (141)  MiamiCounty(214) Miami County (214)  MontgomeryCounty(996) Montgomery County (996)  PrebleCounty(112) Preble County (112)  ShelbyCounty(94) Shelby County (94)  JayCountyIndiana(20) Jay County (20)  RandolphCounty(43) Randolph County (43)  WayneCounty(103) Wayne County (103)
Greenville is the county seat for Darke County
Fort Jefferson is in Darke County
Darke County (172)  ►
ADJACENT TO DARKE COUNTY
Mercer County (141)  ►
Miami County (214)  ►
Montgomery County (996)  ►
Preble County (112)  ►
Shelby County (94)  ►
Jay County, Indiana (20)  ►
Randolph County, Indiana (43)  ►
Wayne County, Indiana (103)  ►
 
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1 ► Ohio, Darke County, Fort Jefferson — Ash Pit —
2 ► Ohio, Darke County, Fort Jefferson, Neave Township — Ash Pit — Fort Jefferson — Reported permanently removed
3 ► Ohio, Darke County, Fort Jefferson — Dedicated in Memory to All American Soldiers Who Died at or Near Fort Jefferson, Northwest Territory — dulce et decorum est pro patria mori —
4 ► Ohio, Darke County, Fort Jefferson — Excavation —
5 ► Ohio, Darke County, Fort Jefferson, Neave Township — Excavation — Fort Jefferson — Reported permanently removed
6 ► Ohio, Darke County, Fort Jefferson — Firepit —
7 ► Ohio, Darke County, Fort Jefferson, Neave Township — Firepit — Fort Jefferson — Reported permanently removed
8 ► Ohio, Darke County, Fort Jefferson — Fort Jefferson —
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9 ► Ohio, Darke County, Fort Jefferson — Fort Jefferson —
10 ► Ohio, Darke County, Fort Jefferson — Fort Jefferson —
11 ► Ohio, Darke County, Fort Jefferson, Neave Township — C — Fort Jefferson — Ohio Revolutionary Memorial Trail — Reported permanently removed
12 ► Ohio, Darke County, Fort Jefferson — 5-19 — Fort Jefferson / St. Clair’s Defeat —
13 ► Ohio, Darke County, Fort Jefferson — Fort Jefferson: A Link in a Chain — Reported permanently removed
14 ► Ohio, Darke County, Fort Jefferson — Fort Jefferson Veterans Memorial —
15 ► Ohio, Darke County, Fort Jefferson, Neave Township — Trench — Fort Jefferson — Reported permanently removed
16 ► Ohio, Darke County, Fort Jefferson — Underground Passage —
17 ► Ohio, Darke County, Fort Jefferson, Neave Township — Underground Passage — Fort Jefferson — Reported permanently removed
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18 ► Ohio, Darke County, Fort Jefferson — Well or Magazine Pit —
19 ► Ohio, Darke County, Fort Jefferson, Neave Township — Well or Magazine Pit — Fort Jefferson — Reported permanently removed
 
 
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Nov. 13, 2026