The following table indicates the party of elected officials in the U.S.

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 City of New York, New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

 since the modern five-borough city was created in 1898:

• Mayor
• President of the New York City Council
  New York City Council
  The New York City Council is the lawmaking body of the City of New York. It has 51 members from 51 council districts throughout the five boroughs. The Council serves as a check against the mayor in a "strong" mayor-council government model. The council monitors performance of city agencies and...
  
  /New York City Public Advocate (after 1993)
• Comptroller
  New York City Comptroller
  The Office of Comptroller of New York City is the chief fiscal officer and chief auditing officer of the city. The comptroller is elected, citywide, to a four-year term and can hold office for three consecutive terms. The current comptroller is Democrat John Liu, formerly a member of the New York...
  
  

The table also indicates the historical party composition in the:

• 5 Borough Presidencies
  Borough president
  Borough President is an elective office in each of the five boroughs of New York City.-Reasons for establishment:...
  
  
• New York City Council
  New York City Council
  The New York City Council is the lawmaking body of the City of New York. It has 51 members from 51 council districts throughout the five boroughs. The Council serves as a check against the mayor in a "strong" mayor-council government model. The council monitors performance of city agencies and...
  
  

The parties are as follows: (A) (More commonly known as the Know Nothing Party), (AA), (AL) (C), (CU), (D), (DR), (F), (I), (JD), (N), (NR), (NU), (P), (PA), (R), (W), (WF), and .

Year	|Citywide offices	|District/Borough-wide offices
	Mayor	Council New York City Council The New York City Council is the lawmaking body of the City of New York. It has 51 members from 51 council districts throughout the five boroughs. The Council serves as a check against the mayor in a "strong" mayor-council government model. The council monitors performance of city agencies and...  Pres./Public Advocate	Comptroller New York City Comptroller The Office of Comptroller of New York City is the chief fiscal officer and chief auditing officer of the city. The comptroller is elected, citywide, to a four-year term and can hold office for three consecutive terms. The current comptroller is Democrat John Liu, formerly a member of the New York...	Borough Presidencies Borough president Borough President is an elective office in each of the five boroughs of New York City.-Reasons for establishment:...	City Council New York City Council The New York City Council is the lawmaking body of the City of New York. It has 51 members from 51 council districts throughout the five boroughs. The Council serves as a check against the mayor in a "strong" mayor-council government model. The council monitors performance of city agencies and...
1898	Robert A. Van Wyck (D)		Bird Sim Coler Bird Sim Coler Bird Sim Coler was an American politician. He established himself as a stockbroker in New York City, became prominent in municipal and State politics, and served as first Comptroller of Greater New York in 1897-1901. In 1902, he was the Democratic nominee for Governor of New York, but lost to...  (D)	4D, 1R
1899
1900
1901
1902	Seth Low Seth Low Seth Low , born in Brooklyn, New York, was an American educator and political figure who served as mayor of Brooklyn, as President of Columbia University, as diplomatic representative of the United States, and as Mayor of New York City...  (R)	Charles V. Fornes Charles V. Fornes Charles Vincent Fornes was a United States Representative from New York. Born on a farm near Williamsville, Erie County, he attended the public schools, and was graduated from Union Academy in 1864. He moved to Buffalo in 1866, taught school in a district school, and then served as principal of a...  (D)		3D, 1R, 1 Fusion
1903
1904	George Brinton McClellan Jr. (D)			4D, 1R
1905
1906			Herman A. Metz Herman A. Metz Herman August Metz was a German-American businessman and politician who served as U.S. Representative from New York.-Life and business career:...  (D)	3D, 1R, 1MOL Municipal Ownership League The Municipal Ownership League was an American third party formed in 1904 by controversial newspaper magnate and Congressman William Randolph Hearst for the purpose of contesting elections in New York City....
1907
1908
1909
1910	William Jay Gaynor William Jay Gaynor William Jay Gaynor was an American politician from New York City, associated with the Tammany Hall political machine. He served as mayor of the City of New York from 1910 to 1913, as well as stints as a New York Supreme Court Justice from 1893 to 1909.-Early life:Gaynor was born in Oriskany, New...  (D)	John Purroy Mitchel John Purroy Mitchel John Purroy Mitchel was the mayor of New York from 1914 to 1917. At age 34 he was the second-youngest ever; he is sometimes referred to as "The Boy Mayor of New York." Mayor Mitchel is remembered for his short career as leader of Reform politics in New York, as well as for his early death as an...  (Fusion)		4D, 1R
1911
1912		Ardolph Loges Kline Ardolph Loges Kline Ardolph Loges Kline , was a senior officer of the New York National Guard and a Republican politician who became acting Mayor of New York City on September 10, 1913 upon the death of Mayor William Jay Gaynor, serving for the rest of the year...  (R)
1913	Ardolph Loges Kline (R)
1914	John Purroy Mitchel (Fusion)			3R, 2D
1915
1916
1917
1918	John F. Hylan John F. Hylan John Francis Hylan , nicknamed "Red Mike", was the Mayor of New York City from 1918 to 1925.-Biography:Hylan was born in Hunter, New York a town in upstate Greene County where his family owned a farm. Hylan married young, became dissatisfied with farm life and moved to Brooklyn with his bride, and...  (D)	Al Smith Al Smith Alfred Emanuel Smith. , known in private and public life as Al Smith, was an American statesman who was elected the 42nd Governor of New York three times, and was the Democratic U.S. presidential candidate in 1928...  (D)		5D
1919		Robert L. Moran Robert L. Moran (Politician) Robert Lawrence Moran , was a Bronx politician who served as President of the Board of Alderman of New York City from 1918 to 1920, filling a vacancy left by Alfred E. Smith after Smith’s election as governor of New York. Nominated by the Democratic Party to succeed himself as board president,...  (D)
1920		Fiorello La Guardia (R)		4D, 1R
1921
1922		Murray Hulbert (D)		5D
1923
1924
1925
1926	James J. Walker (D)	Joseph V. McKee Joseph V. McKee Joseph V. McKee, Sr. was originally a teacher at DeWitt Clinton High School in the Bronx, New York, but later became a politically active Democrat and briefly served as the Mayor of New York City.-Biography:...  (D)
1927
1928
1929				4D, 1R
1930
1931
1932	Joseph V. McKee (D)
1933	John P. O'Brien John P. O'Brien John Patrick O'Brien was an Irish-American politician who served as the Mayor of New York City from January 1 to December 31, 1933.-Biography:He was born on February 1, 1873 to Mary and Patrick O'Brien....  (D)
1934	Fiorello La Guardia (R)			3D, 2R
1935
1936
1937		William F. Brunner William F. Brunner William Frank Brunner was a United States Representative from New York. Born in Woodhaven, Queens, he attended the public schools, Far Rockaway High School at Far Rockaway and Packard Commercial School at New York City...  (D)
1938		Newbold Morris Newbold Morris Newbold Morris was an American politician, lawyer, president of the New York City Council, and two-time candidate for mayor of New York City....  (R)		3R, 2D
1939
1940
1941
1942				3D, 2R
1943
1944
1945
1946	William O'Dwyer William O'Dwyer William O'Dwyer was the 100th Mayor of New York City, holding that office from 1946 to 1950.-Biography:O'Dwyer was born in County Mayo, Ireland and migrated to the United States in 1910, after abandoning studies for the priesthood...  (D)	Vincent R. Impellitteri Vincent R. Impellitteri Vincent Richard Impellitteri was an American politician, who served as the 101st Mayor of New York City.-Biography:He was born in Isnello, Sicily, and moved with his family to the United States as an infant in 1901...  (D)	Lazarus Joseph Lazarus Joseph Lazarus Joseph was an attorney, six-time New York State Senator from 1934 to 1945 , and New York City Comptroller .- Career :...  (D)	5D
1947
1948
1949
1950
1951	Vincent R. Impellitteri (D)	Rudolph Halley Rudolph Halley Rudolph Halley was an attorney and politician from New York City.-Early life and career:Born and raised in Queens, Halley graduated from Townsend Harris High School at age 14, and was forced to wait until age 16 to enroll at Columbia University, from which he graduated with a Juris Doctor at age 20...  (Liberal/Independent)
1952				4D, 1R
1953
1954	Robert F. Wagner Jr. (D)	Abe Stark Abe Stark Abe Stark was a Jewish-American businessman and politician. Born in New York City, he became a tailor and owned a clothing store at 1514 Pitkin Avenue in the East New York section of Brooklyn....  (D)	Lawrence E. Gerosa Lawrence E. Gerosa Lawrence Ettore Gerosa was an Italian-American politician who served as New York City Comptroller from 1954–1961.... (D)
1955
1956
1957
1958				5D
1959
1960
1961
1962			Abe Beame (D)	4D, 1R
1963
1964
1965
1966	John Lindsay John Lindsay John Vliet Lindsay was an American politician, lawyer and broadcaster who was a U.S. Congressman, Mayor of New York City, candidate for U.S...  (R)	Frank D. O'Connor Frank D. O'Connor Frank D. O'Connor was an American lawyer and politician from New York. He was District Attorney of Queens County, New York from 1956 to 1965.-Life:...  (D)	Mario Procaccino Mario Procaccino Mario Angelo Procaccino was a lawyer, comptroller, and candidate for mayor of New York City.Procaccino was born in Bisaccia, Italy. When he was nine years old, his family relocated to the United States, and despite poverty, he graduated from City College and Fordham Law School, becoming a lawyer...  (D)
1967
1968
1969
1970			Abe Beame (D)
1971	John Lindsay (D)
1972
1973
1974	Abe Beame (D)	Paul O'Dwyer Paul O'Dwyer Paul O'Dwyer was an American politician and lawyer, brother of Mayor William O'Dwyer and father to New York City lawyer Brian O'Dwyer .-Life:...  (D)	Harrison J. Goldin Harrison J. Goldin Harrison Jay Goldin is a lawyer and former New York politician. He served as New York City Comptroller from 1974 to 1989. He was a member of the New York State Senate from 1966 to 1973 and ran in the 1989 Democratic Primary election for Mayor of New York...  (D)
1975
1976
1977
1978	Ed Koch Ed Koch Edward Irving "Ed" Koch is an American lawyer, politician, and political commentator. He served in the United States House of Representatives from 1969 to 1977 and three terms as mayor of New York City from 1978 to 1989...  (D)	Carol Bellamy Carol Bellamy Carol Bellamy has been Director of the Peace Corps, Executive Director of the United Nations Children's Fund , and President and CEO of World Learning. In April, 2009, Bellamy was appointed as Chair of the International Baccalaureate Board of Governors...  (D)		5D
1979
1980
1981
1982
1983
1984
1985
1986		Andrew Stein Andrew Stein Andrew Stein was a Democratic politician who served on the New York City Council and was its last President, and as Manhattan Borough President. Stein's father is Jerry Finkelstein, the retired multi-millionaire publisher of the New York Law Journal, among other publications...  (D)
1987
1988
1989
1990	David Dinkins David Dinkins David Norman Dinkins is a former politician from New York City. He was the Mayor of New York City from 1990 through 1993; he was the first and is, to date, the only African American to hold that office.-Early life:...  (D)		Elizabeth Holtzman Elizabeth Holtzman Elizabeth Holtzman is an American lawyer and former Democratic politician, pioneer woman officeholder, four term U.S. Representative , two term District Attorney of Kings County , and New York City Comptroller .Her role on the House Judiciary Committee during the Watergate scandal drew national...  (D)	4D, 1R
1991
1992
1993
1994	Rudy Giuliani Rudy Giuliani Rudolph William Louis "Rudy" Giuliani KBE is an American lawyer, businessman, and politician from New York. He served as Mayor of New York City from 1994 to 2001....  (R)	Mark J. Green Mark J. Green Mark J. Green is an author, public interest lawyer and a Democratic politician who lives in New York City. He worked with Ralph Nader from 1970-1980, eventually as director of Public Citizen's Congress Watch, and is also the former president of Air America Radio .He was New York City Consumer...  (D)	Alan Hevesi Alan Hevesi Alan G. Hevesi is a Democratic politician whoserved as a New York State Assemblyman from 1971 to 1993, as Comptroller of the City of New York from 1994 to 2001, and as State Comptroller for the State of New York from 2003 to 2006...  (D)
1995
1996
1997
1998
1999
2000
2001
2002	Michael Bloomberg Michael Bloomberg Michael Rubens Bloomberg is the current Mayor of New York City. With a net worth of $19.5 billion in 2011, he is also the 12th-richest person in the United States...  (R)	Betsy Gotbaum Betsy Gotbaum Betsy Gotbaum was the New York City Public Advocate. She was elected as Public Advocate for New York City in 2001, and reelected in 2005. A longtime civic leader, she is the third woman elected to a citywide post in NYC history. Because she ran unopposed in the 2001 and 2005 elections, Betsy...  (D)	William C. Thompson (D)
2003
2004
2005
2006
2007	Michael Bloomberg (I)
2008
2009
2010		Bill de Blasio (D)	John Liu John Liu John Chun Liu is a New York City elected official, currently serving as New York City Comptroller. Liu previously served on the New York City Council representing District 20...  (D)		46D, 5R
Year	Mayor	Council New York City Council The New York City Council is the lawmaking body of the City of New York. It has 51 members from 51 council districts throughout the five boroughs. The Council serves as a check against the mayor in a "strong" mayor-council government model. The council monitors performance of city agencies and...  Pres./Public Advocate	Comptroller New York City Comptroller The Office of Comptroller of New York City is the chief fiscal officer and chief auditing officer of the city. The comptroller is elected, citywide, to a four-year term and can hold office for three consecutive terms. The current comptroller is Democrat John Liu, formerly a member of the New York...	Borough Presidencies Borough president Borough President is an elective office in each of the five boroughs of New York City.-Reasons for establishment:...	City Council New York City Council The New York City Council is the lawmaking body of the City of New York. It has 51 members from 51 council districts throughout the five boroughs. The Council serves as a check against the mayor in a "strong" mayor-council government model. The council monitors performance of city agencies and...
	Citywide offices			|District/Borough-wide offices