THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
 
 
 
 
 
 
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Historical Markers in Union

 
Clickable Map of Union County, New Jersey 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 Union County, NJ (145) Essex County, NJ (222) Hudson County, NJ (175) Middlesex County, NJ (332) Morris County, NJ (426) Somerset County, NJ (179) Richmond County, NY (322)  UnionCounty(145) Union County (145)  EssexCounty(222) Essex County (222)  HudsonCounty(175) Hudson County (175)  MiddlesexCounty(332) Middlesex County (332)  MorrisCounty(426) Morris County (426)  SomersetCounty(179) Somerset County (179)  RichmondCountyNew York(322) Richmond County (322)
Elizabeth is the county seat for Union County
Union is in Union County
Union County (145)  ►
ADJACENT TO UNION COUNTY
Essex County (222)  ►
Hudson County (175)  ►
Middlesex County (332)  ►
Morris County (426)  ►
Somerset County (179)  ►
Richmond County, New York (322)  ►
 
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1 ► New Jersey, Union County, Union — American Troops Withdraw —
On Caldwell Avenue at Elmwood Avenue, on the right when traveling north on Caldwell Avenue.
American troops withdrew west along Elmwood and Morris Avenues toward the Rahway River Bridge at the Springfield border on June 7, 1780 after heavy fighting at the First Presbyterian Church. — — Map (db m6949) HM
2 ► New Jersey, Union County, Union — Battle of Connecticut Farms — 7 June 1780 —
On Stuyvesant Avenue at Chestnut Street, on the right when traveling south on Stuyvesant Avenue.
In honor of the American soldiers who lost their lives in defense of our newly formed nation at the Battle of Connecticut Farms 7 June 1780 We dedicate this flagpole to all American Servicemen and Women who served their country during the last . . . — — Map (db m6928) HM
3 ► New Jersey, Union County, Union — The Blue House —
Near Elizabethtown Plaza.
Home of Mildred Barry Hughes. Elected to the New Jersey Assembly,   1958 – 1965 The first woman elected to serve in the New Jersey Senate,   1966 – 1968 This building is circa 1790 — — Map (db m66607) HM
4 ► New Jersey, Union County, Union — Caldwell Parsonage —
On Caldwell Avenue, on the left when traveling south.
Near this spot stood the parsonage in which Hannah Ogden wife of Rev. James Caldwell was killed by a British soldier, June 7,1780. Erected by the State of New Jersey A.D. 1905 — — Map (db m6930) HM
5 ► New Jersey, Union County, Union — Caldwell’s Home —
On Caldwell Avenue, on the left when traveling south.
Site of Parsonage used by James Caldwell family. Burned by British in 1780. Mrs. Caldwell was killed by a British soldier. (Lower Marker: ) Reverend James Caldwell and his wife Hannah moved to this site after his church in . . . — — Map (db m6929) HM
6 ► New Jersey, Union County, Union — Carriage House —
Near Elizabethtown Plaza.
Colonel John Kean built the present carriage house around 1882. The building is an example of utilitarian Victorian architecture with its distinctive roof shapes, slate roofing, and brick arches over the windows, doors and tower. The stable was the . . . — — Map (db m66609) HM
7 ► New Jersey, Union County, Union — Christopher Columbus — 1451 – 1506 —
On Morris Avenue 0.1 miles east of Stuyvesant Avenue, on the right when traveling west.
Dedicated in memory of the courage and determination of Christpoher Columbus. He followed his dream, and discovered America. Erected by the Columbia Italian-American Club of Union October 13, 2000 — — Map (db m40006) HM
8 ► New Jersey, Union County, Union — Colonel Elias Dayton —
On Morris Avenue (County Route 82), on the right when traveling west.
American Colonel Elias Dayton ordered a 4 pound cannon to fire east on Morris Ave. at the advancing enemy. The British were driven back and retreated during the evening of June 7, 1780. — — Map (db m6950) HM
9 ► New Jersey, Union County, Union — Connecticut Farms —
On Stuyvesant Avenue at Chestnut Street, on the right when traveling south on Stuyvesant Avenue.
Here stood the Presbyterian Church and here was fought the battle, June 7, 1780, between American forces under General Maxwell and Colonel Dayton and the British army on its advance to Springfield. The church and village were burned by the British . . . — — Map (db m6921) HM
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10 ► New Jersey, Union County, Union — Connecticut Farms —
On Morris Avenue (County Route 82), on the right when traveling west.
On June 7, 1780 about 5000 British and Hessian troops invaded Connecticut Farms (now Union Township). They stopped at Governor Livingston’s home located at this site. — — Map (db m6944) HM
11 ► New Jersey, Union County, Union, Kean University — 2024.A.22 — Early African Americans at Liberty Hall —
Near Morris Avenue south of Kean Drive, on the right when traveling north.
People of African descent labored, raised families, and grappled with the meanings of freedom and enslavement at Liberty Hall from 1774 to 1829. These individuals resisted enslavement in many ways, and some eventually gained freedom while others . . . — — Map (db m310568) HM
12 ► New Jersey, Union County, Union — First Presbyterian Church of Connecticut Farms —
On Stuyvesant Avenue (County Route 619), on the right when traveling south.
The First Presbyterian Church of Connecticut Farms was built in 1730 and burned to the ground on June 7, 1780 by the British and Hessian army. Reverend James Caldwell was minister. — — Map (db m6935) HM
13 ► New Jersey, Union County, Union — Gen. Wilhelm von Knyphausen —
On Vauxhall Road at Stuyvesant Avenue, on the right when traveling north on Vauxhall Road.
Lt. General Wilhelm von Knyphausen ordered a second British column to march on Vaux Hall Road in order to out flank American troops fighting on the hill above the First Presbyterian Church. — — Map (db m36181) HM
14 ► New Jersey, Union County, Union — General Sir Henry Clinton —
On Vauxhall Road at Burnet Avenue, on the right when traveling north on Vauxhall Road.
On June 23, 1780 British General Sir Henry Clinton marched through Elizabeth and Connecticut Farms (now Union Township) with 5000 British and Hessian troops and was stopped at Springfield and Millburn. — — Map (db m36147) HM
15 ► New Jersey, Union County, Union — General von Knyphausen —
On Morris Avenue (County Route 82) at Colonial Avenue, on the right when traveling west on Morris Avenue.
Lt. General Wilhelm von Knyphausen led 5000 British and Hessian troops west on Morris Avenue on June 7, 1780. His objective was to destroy Washington’s army camped in Morristown. — — Map (db m6947) HM
16 ► New Jersey, Union County, Union — Glenn Avenue —
On Vauxhall Road at Glenn Avenue, on the right when traveling north on Vauxhall Road.
Dedicated to Lt. Col. John H. Glenn Jr. Feb. 20, 1962 Project Mercury — — Map (db m36182) HM
17 ► New Jersey, Union County, Union — Horse Chestnut Tree —
Near Morris Avenue, on the right when traveling west.
Planted by Gov. William Livingston’s Daughter Susan In 1770. The oldest tree of its type on the NJ State Register — — Map (db m66632) HM
18 ► New Jersey, Union County, Union — Jahn's Restaurant & Ice Cream Parlor —
On Stuyvesant Ave at Rosemont Ave North on Stuyvesant Ave.
On this site formerly stood Union Center's "Landmark" Jahn's Restaurant and Ice Cream parlor. In Union from 1962 thru 1998. — — Map (db m34484) HM
19 ► New Jersey, Union County, Union — Liberty Hall —
On Morris Avenue, on the right when traveling west.
Built in 1772 by William Livingston, later a patriot leader, governor of New Jersey, 1776-90, Member of Constitutional Convention. — — Map (db m16753) HM
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20 ► New Jersey, Union County, Union — Liberty Hall —
Near Morris Avenue, on the right when traveling west.
Built in 1772 in the Georgian style by William Livingston (New Jersey’s first elected Governor, 1776-1790). The house assumed its current Victorian Italianate appearance in the late 19th century, when it was enlarged by Colonel John Kean to meet the . . . — — Map (db m66628) HM
21 ► New Jersey, Union County, Union — 2026.B.01 — Liberty Hall —
Near Morris Avenue (New Jersey Route 82) at Kean Drive, on the right when traveling west.
Liberty Hall was built in 1772 for William Livingston, New Jersey’s first elected governor, member of the Continental Congress, and signer of the U.S. Constitution. From 1811-1995, Liberty Hall was home to the politically influential Kean family . . . — — Map (db m312373) HM
22 ► New Jersey, Union County, Union — Liberty Hall — Erected 1773 —
On Morris Avenue, on the right when traveling west.
Residence of Governor William Livingston Eminent lawyer, statesman, writer and poet Governor of New Jersey from 1776 – 1790 Representative of New Jersey in the First Continental Congress 1774. Again a delegate in 1775. Commissioned . . . — — Map (db m32307) HM
23 ► New Jersey, Union County, Union — Mass Grave of British and Hessian Troops —
On Stuyvesant Avenue, on the right when traveling south.
Buried in this mass grave are British and Hessian troops killed at the Battle of Connecticut Farms 7   June   1780 These soldiers lost their lives in defense of the British Crown and in support of the Loyalist cause during the Revolutionary War. . . . — — Map (db m32311) HM
24 ► New Jersey, Union County, Union — Pearl Harbor Square —
On Stuyvesant Avenue at Elmwood Avenue, on the right when traveling south on Stuyvesant Avenue.
Memorialized By Bayanihan Club of Union “Lest We Forget” December 7, 1941 To honor our service men and women who sacrificed so much “The Day Of Infamy” when 360 Japanese planes descended on Americans at Pearl Harbor killing . . . — — Map (db m36421) HM
25 ► New Jersey, Union County, Union — Revolutionary Soldiers —
Near Stuyvesant Avenue, on the right when traveling south.
In honor of the Revolutionary Soldiers buried in Connecticut Farms (Union) New Jersey John Allen • Daniel Baker Sr. • Daniel Baker Jr. • Elijah Baker • Moses Baker • Ethan Baldwin • John N. Baldwin • Lewis Baldwin • Thomas Baldwin • Timothy Ball • . . . — — Map (db m40635) HM
26 ► New Jersey, Union County, Union — The Serpentine Path —
Near Morris Avenue, on the right when traveling west.
The Serpentine Path is based on the Serpentine, a lake in Hyde Park, London. It was built by Lord Bolingbroke, an English Viscount, who occupied Liberty Hall with his family from 1798 to 1807. — — Map (db m66633) HM
27 ► New Jersey, Union County, Union — Steam Tractor —
Near Elizabethtown Plaza.
Manufactured By The Frick Engine Works in 1920 This tractor was typical of the kind used here at Liberty Hall to cultivate the fields and plant various crops. Eventually it was replaced by a more “modern” gasoline driven engine. The . . . — — Map (db m66610) HM
28 ► New Jersey, Union County, Union — To the memory of Colonel Israel Angell —
On Morris Avenue (County Route 82), on the right when traveling west.
Who commanded the 2nd Rhode Island Infantry at the Battle of Springfield 23rd June, 1780. Headquarters, Rampaugh. 28th June, 1780. Sir, ---- The gallant behaviour of Col. Angell’s regiment on the 23rd inst., at Springfield, reflects . . . — — Map (db m6942) HM
29 ► New Jersey, Union County, Union — Wagon Shed —
Near Elizabethtown Plaza at Kean Drive.
Built around 1900, the wagon shed was used to store farm equipment used on Ursino Farm. In addition to farm equipment, the wagon shed houses an Otto manufactured gas engine. This engine powered a circular saw that cut fire wood for the many . . . — — Map (db m66606) HM
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30 ► New Jersey, Union County, Union — Washington’s Headquarters —
On Stuyvesant Avenue (County Route 619), on the right when traveling south.
On June 8, 1780 General George Washington established Headquarters at this site in Connecticut Farms (now Union Township) after the British and Hessian army’s retreat of June 7. — — Map (db m6934) HM
 
 
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Nov. 13, 2026