[27] The earliest uses of the word "Teaneck" were in reference to a series of Lenni Lenape Native American camps near the ridge formed by what became Queen Anne Road.

Other early European settlements were established along what became Teaneck Road, which is the site of a number of Dutch stone houses that remain standing since their construction in the 1700s, several of which have been added to the National Register of Historic Places.

During his 20-year term, from 1930 to 1950, Volcker implemented financial management practices and a development plan that included comprehensive zoning regulations, along with a civil service system for municipal employees and a professional fire department.

[35] The New Jersey Supreme Court issued a ruling in 1942 upholding a Teaneck ordinance that had banned pinball machines on the grounds that they were gambling devices rather than a form of amusement.

Photographs were taken and a film produced about life in Teaneck, which were shown in Occupied Japan and Austria as a part of the Army's education program to show democracy in action.

The African American population in the northeast corner of Teaneck grew substantially starting in the 1960s, accompanied by white flight triggered by blockbusting efforts of township real estate agencies.

[45] In 1965, after a struggle to address de facto segregation in housing and education, Teaneck became the first community in the nation where a white majority voluntarily voted for school integration, without a court order requiring the district to implement the change.

The sequence of events was the subject of a book titled Triumph in a White Suburb written by township resident Reginald G. Damerell (New York: William Morrow & Company, Inc., 1968).

[46][47] As de facto racial segregation increased, so did tensions between residents of the northeast and members of the predominantly white male Teaneck Police Department.

After an initial confrontation near Bryant School and a subsequent chase, Phillip Pannell, an African American teenager, was shot and killed by Gary Spath, a white Teaneck police officer.

Protest marches, some violent, ensued; most African Americans believed that Pannell had been killed in cold blood, while other residents insisted that Spath had been justified in his actions.

The incident was an international news event that brought Reverend Al Sharpton and Jesse Jackson to the community and inspired the 1995 book Color Lines: The Troubled Dreams of Racial Harmony in an American Town, by Mike Kelly.

[49] Teaneck, and the neighboring communities of Bergenfield and New Milford, has drawn a large number of Modern Orthodox Jews who have established at least fifteen synagogues and four yeshivas (three high schools and one for young men).

Starting in 1960, a substantial decline in the rate of growth compared to Bergen County occurred as Teaneck reached the limits of developable land, and the township neared its peak population.

Joseph White, former principal of Teaneck High School, pleaded guilty to official child endangerment in June 2006 and was sentenced to one year in prison.

[93] James Darden, an award-winning former eighth grade teacher at Thomas Jefferson Middle School, was charged with sexual assault and misconduct in June 2007.

[103] Cognizant Technology Solutions, a major multinational provider of high-technology services, maintains its global headquarters operations in Teaneck,[104] located in the Glenpointe Centre, Teaneck's largest single group of commercial ratable entities, which includes a 350-room Marriott Hotel and 650,000 square feet (60,000 m2) of Class A office space, as well as the headquarters of Phibro Animal Health,[105] at the intersection of Interstate 95 and Interstate 80.

[108] Cedar Lane underwent a $3.9 million Streetscape project, completed in 2006, designed to attract additional business to the area through new sidewalk paving with brick edging, bump-outs to allow easier pedestrian crossing, old-fashioned lamp posts and street plantings.

[139] In 1977, Teaneck hosted the "Junior Biddy National Basketball Tournament" with American teams from as far as Dallas, Texas attending and an international one from Puerto Rico.

Fairleigh Dickinson received a $1 million bequest from FDU alumnus Vince Naimoli, founding owner of the Tampa Bay Rays, to establish a 500-seat stadium with artificial turf and lighting on the site of the current facility.

On September 16, 1930, Teaneck residents voted to establish a non-partisan Council-Manager form of government under the terms of the 1923 Municipal Manager Law, with five members elected concurrently on an at-large basis.

[166] In the 2010 municipal elections, Adam Gussen, Elie Katz and Lizette Parker were re-elected to office, with former councilmember Yitz Stern taking the seat vacated by former mayor Kevie Feit, who did not run for a second term.

[189][190][191][192][193][194][195][196] Bergen County's constitutional officials are: Clerk John S. Hogan (D, Northvale, 2026),[197][198] Sheriff Anthony Cureton (D, Englewood, 2027)[199][200] and Surrogate Michael R. Dressler (D, Cresskill, 2026).

[232][253][254] As of the 2010 No Child Left Behind (NCLB) Report, Teaneck High School had satisfied the Adequate Yearly Progress measure and had a graduation rate of 97.0% for the class of 2009–2010, compared to a statewide average of 94.7%.

[269] In 2016, Yeshivat He'atid, a private K–8 Jewish day school, moved from Bergenfield to Teaneck, taking over an empty data center building near TABC and Ma'ayanot.

Affiliation with NewYork-Presbyterian Healthcare System further brings the advantages of large urban hospitals to the community, with access to clinical trials and expanded education for its physicians.

The New Jersey Department of Transportation (NJDOT) has discussed a series of proposed replacement projects for bridges over the highway, pending completion of feasibility studies and design work.

Access to New York City is available for motorists by way of the George Washington Bridge in Fort Lee (via Route 4 or Interstate 95), or through the Lincoln Tunnel in Hudson County (via the NJ Turnpike) into Midtown Manhattan.

[305][306] Spanish Transportation and several other operators provide frequent jitney service along Route 4 between Paterson, New Jersey and the George Washington Bridge Bus Station.

[313] New York City's LaGuardia Airport is 15 miles (24 km) away in Flushing, Queens via the George Washington Bridge, an estimated 22 minutes in ideal conditions.