This is an incomplete list of New York State Historic Markers in Suffolk County, New York. There are approximately 110 historic markers in the county.

Listings county-wide

Babylon Marker name ImageDate designatedLocationCity or Town Marker text 1 SOUTH SIDE R.R. Ketcham Avenue, north of Oak Street Amityville, New York Railroad from NYC completed October 1867. First depot erected 1868 for travelers, local commerce and mail. LIRR assumed line by 1876.William G. Pomeroy Foundation, 2017 2 St. Mary's Church 175 Broadway Amityville, New York ST. MARY'S CHURCH CONGREGATION EST. 1886 CHAPEL BUILT 1888 BY WESLEY KETCHAM UNDER REV. JAMES H. NOBLE. CONSECRATED BY BISHOP A.N. LITTLEJOHN IN 1889. William G. Pomeroy Foundation, 2020 3 BABYLON TOWN HALL 47 West Main Street Village of Babylon, New York Built 1917–1918. Seat of Town Government until 1957. Served as Town and District Court House from 1918 to 1979.Erected in 1986 4 SUFFOLK COUNTY Peterkin Park, Oak Street Amityville, New York Organized November 1, 1683. One of the original counties of the Province of New York. Originally East Riding of Yorkshire.Suffolk County A.R.B.C. 1975 5 SOUTH SIDE R.R. Railroad Avenue and Depot Place Village of Babylon, New York First train arrived from Jamaica October 11, 1867. Rail brought NYC visitors spurring resort era boom. LIRR assumed line by 1876.William G. Pomeroy Foundation, 2017 6 SOUTH SIDE R.R. Great Neck Road at Railroad Avenue Copiague, New York 7 SOUTH SIDE R.R. Wellwood Avenue at Hoffman Avenue Lindenhurst, New York Railroad established 1867. Originally Wellwood Station. Renamed Breslau 1870. Adopted Lindenhurst by 1891. LIRR assumed line by 1876.William G. Pomeroy Foundation, 2017 8 BELMONT JUNCTION Railroad Avenue (Trolley Line Road) at Great East Neck Road West Babylon, New York Connected Central Railroad with LIRR Ca. 1874. Freight & Telegraph Site Until 1888. Located Near Belmont Stud Farm. Trolley Stop 1910-20.William G. Pomeroy Foundation, 2017

Brookhaven Marker name ImageDate designatedLocationCity or Town Marker text 1Hook & Ladder 12017Hawkins AvenueLake Ronkonkoma, New YorkHook & Ladder 1. Devastating Hotel Fire in 1903 Led to Organization of Fire Department By Village in 1904. Incorporated With NY State in 1906.Lake Ronkonkoma Heritage Association / Purchased with a grant from William G. Pomeroy Foundation 21884 CHURCH SITE2017Church Street, across from Lake PromenadeLake Ronkonkoma, New York1884 CHURCH SITE First St. Joseph's Roman Catholic Church Built in Only 1-1/2 Months. Dedicated By Bishop John Loughlin On June 22, 1884. Lake Ronkonkoma Heritage Association / Purchased with a grant from William G. Pomeroy Foundation 3LILLIAN DEVERE2017Church StreetLake Ronkonkoma, New YorkLILLIAN DEVERE 1875-1955 FOUNDING MEMBER OF LAKE RONKONKOMA EQUAL RIGHTS SUFFRAGE CLUB 1912. MOBILIZED LOCAL WOMEN TO OBTAIN THE VOTE.Lake Ronkonkoma Heritage Association / Purchased with a grant from WILLIAM G. POMEROY FOUNDATION 4EPISCOPAL CHURCH2017315 Lake Shore RoadLake Ronkonkoma, New YorkEPISCOPAL CHURCH. ST. MARY’S CHURCH FOUNDED. CA. 1867. BUILDING GIFT OF COLONEL & MRS. J.H. PULESTON, MEMBER OF BRITISH PARLIAMENT. CHURCH REBUILT IN 1971. Lake Ronkonkoma Heritage Association / Purchased with a Grant from William G. Pomeroy Foundation 5INDIAN PRINCESS2016Lake Shore Road, north of Portion Road and Shorehaven BoulevardLake Ronkonkoma, New YorkINDIAN PRINCESS OF LAKE RONKONKOMA. LEGEND SAYS SHE CLAIMS ONE MALE EACH YEAR BY DROWNING TO BE WITH HER AT BOTTOM OF LAKE AS SHE SEEKS HER TRUE LOVE. Lake Ronkonkoma Heritage Association / NEW YORK FOLKLORE SOCIETY/ Purchased with a Grant from William G. Pomeroy Foundation 6ARROWHEADS2017Cherry StreetLake Ronkonkoma, New YorkARROWHEADS. E. Basford Hawkins And Ivar Okvist Collected Over 5000 Arrowheads & Artifacts In Lake Ronk. 1893-1988. Rest Well Gentlemen. Lake Ronkonkoma Heritage Association 71853 SITE OF2017Hawkins AvenueLake Ronkonkoma, New York1853 SITE OF Methodist Episcopal CHurch. Dedicated April 1853. Incorporated 1859. Congregation Established In 1780 Home of Caleb Newton.Lake Ronkonkoma Heritage Association 1 BALD HILL Farmingville Hills Park Farmingville, New York One-Room Greek Revival style schoolhouse built in 1850. This school served the Farmingville community continuously until 1929.William C. Pomeroy Foundation 2 HISTORIC FLIGHT Artist Lake, NY 25 Middle Island, New York Ralph Johnstone landed near here on October 27, 1910, after wind forced his plane backwards from Belmont Park Altitude record of 8471 ft.Town of Brookhaven 3 MORICHES INN 81 Main Street Center Moriches, New York AKA Terry-Ketcham Inn. In 1791 Thomas Jefferson & James Madison lodged here while on a trip to visit General Wm. Floyd of Mastic.William C. Pomeroy Foundation 3 HART'S TAVERN 261 Montauk Highway Patchogue, New York In 1790 George Washington lodged here while on a trip to tour Long Island.The Greater Patchogue Historical Society 1999 4 NEAR THIS SITE New York State Route 25A across from Patchogue Drive Rocky Point, New York Freed African-Americans owned and developed land by 1790. Davis, Jessup, Lyman, Sells, Phillips, Prince, and Miller families among early settlers.William G. Pomeroy Foundation 5 POOSPATUCK RES. Montauk Highway Mastic, New York Unkechaug Indian Nation recognized by State of New York 1777. Located 1 mile south at Forge River and Poospatuck CreekWilliam G. Pomeroy Foundation 6 ROE TAVERN New York State Route 25A East Setauket, New York Stood here 1703–1936. Washington spent the night here April 22, 1790. Austin Roe, Inn Keeper, was one of Washington's spies.State Education Department 7 CIRCA 1740 Montauk Highway South Haven, New York South Haven Church Cemetery(Presbyterian).Burial Ground of early settlers of Brookhaven and their descendants. Church moved to Brookhaven Hamlet 1961.New York Commission of the Bicentennial U. S. Constitution

East Hampton

Marker name ImageDate designatedLocationCity or Town Marker text 1 East Hampton Town 732 E Hampton Sag Harbor turnpike, New York State Route 114 Village of East Hampton, New York Founded 1648, Dongan Patent 1686 State Education Dept. 1937 2 Clinton Academy 151 Main Street Village of East Hampton, New York Founded 1784 by Rev. Dr. Buell. William Payne was first teacher. It was the first Academy Chartered by State Board of Regents.Suffolk County A.R.B.C. 1975 3 May Groot Manson - Suffragette 117 Main St, East Hampton, NY 11937 New York State Route 27 Village of East Hampton, New York Inscription. MAY GROOT MANSON 1859-1917. HOME OF LEADER OF WOMAN SUFFRAGE LEAGUE OF EAST HAMPTON & WOMEN'S POLITICAL UNION William G. Pomeroy Foundation. 2017 4 Site of HomeREV. THOMAS PAYNE 38 James Lane, opposite South Hill Cemetery Village of East Hampton, New York Lived here 1650-96. Prepared a Catechism for Montauk Indians. Was arrested for asserting rights.Suffolk County A.R.B.C. 1975 5 First Sheep Fold 3 Egypt Lane, Pantigo Town of East Hampton, New York First Sheep Fold pasture. c.1684. “very swampy, wet area” that was the first sheep pasture in East Hampton’s history, next to The Hiram Sanford House, restored house of the man who ran the Pantigo Windmill State Education Department 1950 6 Spider Legged Mill 400 Sagg Main Street, Sagaponack, NY 11962 Town of East Hampton, New York Inscription: Site of the Spider Legged Mill to which Major Cochrane tied William Russell to a post during the Revolution and ordered him whipped until bloodied State Education Department 1950 7 Poxabogue Mill 54 Sagg Main Street, Sagaponack, NY 11962 Town of East Hampton, New York Inscription: Site of a spider legged mill. Subject of a famous lawsuit which decided the rights of landowners to adjacent highway New York State law 1842 State Education Department 1950 8 Town Church 158 Main St, East Hampton, NY 11937 Village of East Hampton, New York Inscription: Largest and most costly on Long Island. Used 1717-1861. Here were ordained Samuel Buel, Samson Occom, Lyman Beecher and Stephen Mershon State Education Department 1935 9 Town Church site 39 James Lane, South Hill Cemetery Village of East Hampton, New York Site of the first town church. Built by town 1651. Used until 1717. A frame building 20x26 with a thached roof, stood on or very near this spotARBC 1975 10 First Custom House 3 Main St, Sag Harbor, NY 11963 Town of East Hampton, New York First Custom House in the First District of New York State - Act passed by Congress making Sag Harbor Port of Entry, approved Aug.4,1790 State Education Department 1936

Huntington