1600History
By 1600, however, the band inhabiting this local area was called the Matinecock (Metoac), after their location.
1668Military
On May 24, 1668, Joseph Carpenter of Warwick, Rhode Island, purchased about 2,000 acres (8.1 km2) of land to the northwest of the Town of Oyster Bay from the Matinecock.
1850History
By 1850, Glen Cove had become a popular summer resort for New York City residents.
1867History
The Long Island Rail Road was extended to Glen Cove in 1867, providing quicker, more frequent services to New York City.
1900Economy
Glen Cove added to its population as workers arrived for jobs at the Duryea Corn Starch factory, which operated until 1900.
1909History
=== 20th Century ===
In 1909, financier J.P.
1915History
On the morning of July 3, 1915, while Morgan and his wife were having breakfast with the British Ambassador Sir Cecil Spring Rice, a gunman entered the mansion and shot Morgan t...
1917History
Humphreys Estate
== Government ==
=== Overview ===
The Town of Oyster Bay had jurisdiction over the area from the 1680s until 1917, when Glen Cove became an independent city.
1918History
On January 1, 1918, Glen Cove became an independent city, separating from the Town of Oyster Bay, after 250 years.
1925History
Morgan Jr., was converted to a park upon the death of wife, Jane Norton Grew, in 1925.
1926History
Seaman (1926–1929)
James E.
1930History
Burns (1930–1933)
William H.
1932Architecture
Columbia Ribbon and Carbon Manufacturing Company opened a Glen Cove research lab in 1932 and produced blue printing inks, carbon paper and typing ribbon until 1980.
1934History
Mason (1934–1939)
James E.
1937History
The park was dedicated on May 31, 1937.
1940History
Sherwood (1940–1941)
Harold F.
1942History
Seaman (1942–1943)
H.
1945Military
Pratt, was purchased by the Webb Institute in 1945, and by 1947 housed a college for naval architecture and engineering.
1948Culture
Mercadante (1948–1951)
Arthur Aitkinhead (1944–1947)
William H.
1951History
George DuPont Pratt's estate, Killenworth, was purchased by the Soviet Union in 1951, for both guests and staff of its United Nations (UN) delegation.
1952History
Stanco (1952–1955)
Luke A.
1953Government
In 1953 and 1958, Pall Corporation established factories to make filtration products.
1956Government
Another company, Slater Electric, began making electrical wiring devices in 1956.
1960History
In 1960, while attending UN meetings, Soviet Premier Nikita Khrushchev and Cuban President Fidel Castro stayed at Killenworth.
1961History
Kenny (1961)
Joseph A.
1962History
Reilly (1962–1965)
Patrick J.
1966History
Muldoon (1966–1967)
Joseph M.
1968History
DiPaola (1968–1972)
Joseph W.
1973History
Suozzi (1973–1979)
Andrew J.
1980History
Parente (1980–1983)
Vincent A.
1984History
Suozzi (1984–1987)
Alan M.
1987History
Powers Chemco, which made photographic equipment and supplies, was renamed Chemco Technologies in 1987.
1988Government
In 1988, Pass and Seymour manufactured electric components using an injection molding process.
1990Architecture
Justice Court Building
The Justice Court Building, the former city court and later city hall and police headquarters, was added to the National Register in 1990.
1994Architecture
Acclaim bought the three-story, 65,000 square feet (6,000 m2), Class A office building in 1994 for $4 million.
1999Architecture
One site was occupied until 1999, the other until 1971, when the building was sold to August Thomsen Corp.
2000History
In 2000, the city had a population of 26,622 people, 9,461 households, and 6,651 families residing in the city limits; in 2000 its population was spread out at 4,006.0 people pe...
2002History
He served as Nassau County Executive from 2002–2009.
2006Economy
The company closed its Glen Cove factory in 2006 and moved to Michigan.
2010History
The Greater Glen Cove Area includes:
Glen Head
Glenwood Landing
Sea Cliff
Locust Valley
Old Brookville
Matinecock
Lattingtown
Greenvale
== Demographics ==
According to the 2...
2011History
Our Idiot Brother (2011), starring Paul Rudd, Zooey Deschanel, Rashida Jones, Elizabeth Banks – interior shots of mother's house were filmed at a house on Highland Rd.
2014History
Spinello (2014–2017)
Ralph V.
2015History
Glen Clove had an owner-occupied housing rate of 52.5% and there was an average of 2.70 persons per household from 2015 to 2019.
2016History
House of Representatives from 2016–2022, representing New York's 3rd congressional district.
2017Military
Kevin Can Wait (2017) – In Season 1 Episode 17, Unholy War, the church scenes were filmed at Glen Cove's St.
2018History
Tenke (2018–2021)
Reginald A.
2019History
The 2019 American Community Survey determined Glen Clove's population increased to 27,166.
2020Disaster
Although initially planned to launch in 2020, the launch of the service has been postponed due to the COVID-19 pandemic and its effect on transportation demand.
2022Government
In January 2022, she replaced two-term Mayor Timothy Tenke, who succeeded Reginald Spinello.
2023Government
Previously, she defeated former Nassau County controller George Maragos in the 2023 Glen Cove election.
2024History
As of January 2024, the members of the Glen Cove City Council are Grady Farnan, Kevin Maccarone, Danielle Fugazy Scagiola, Marsha Silverman, John Zozzaro, and Michael Ktistakis.
2025Government
She defeated former Glen Cove councilwoman Marsha Silverman in the 2025 Glen Cove election, becoming the first female mayor to be elected to three terms, both consecutively or d...
2026Government
==== Mayor ====
As of January 2026, the Mayor of Glen Cove is Pamela Panzenbeck; this position is elected at-large.