Oldwick is an unincorporated community and census-designated place (CDP)State of New Jersey Census Designated Places - BVP20 - Data as of January 1, 2020, United States Census Bureau. Accessed January 1, 2023. located within Tewksbury Township in Hunterdon County, in the U.S. state of New Jersey.Locality Search, State of New Jersey. Accessed June 9, 2016. The area is served as United States Postal Service ZIP Code 08858. As of the 2020 census, Oldwick had a population of 445.

Oldwick was formerly known as New Germantown. It has a mixture of Victorian, Federal, New England and Georgian style homes, and is protected by historic legislation. Historic sites within Oldwick include the Kline Farmhouse and the Oldwick Historic District.

Zion Lutheran Church in Oldwick was the oldest Lutheran parish in New Jersey.Zion Lutheran ChurchZion Lutheran Church History (Zion Evangelical Lutheran Church Oldwick)

Oldwick is the corporate headquarters of the A. M. Best rating agency, and is the location of Mane Stream, formerly the Somerset Hills Handicapped Riding Center for adaptive riding and equine assisted therapy.

On April 5, 2024, Oldwick, alongside Lebanon and Tewksbury Township, became epicenters of the 2024 New Jersey earthquake, a rare 4.8 magnitude earthquake that shook much of the Northeast United States. Demographics

Oldwick was first listed as a census designated place in the 2020 U.S. census.

+Oldwick CDP, New Jersey – Racial and ethnic compositionRace / Ethnicity (NH = Non-Hispanic)Pop 20202020White alone (NH) 394 88.54%Black or African American alone (NH) 2 0.45%Native American or Alaska Native alone (NH)00.00%Asian alone (NH) 184.04%Native Hawaiian or Pacific Islander alone (NH)00.00%Other race alone (NH)0 0.00%Mixed race or Multiracial (NH) 11 2.47%Hispanic or Latino (any race)20 4.49%Total445 100.00%

As of the 2020 United States census, the population was 445.

Notable people

People who were born in, residents of, or otherwise closely associated with Oldwick include: Lawrence R. Hafstad (1904–1993), electrical engineer and physicist notable for his pioneering work on nuclear reactors.Saxon, Wolfgang. "Lawrence R. Hafstad Dies at 89; Helped to Develop Nuclear Power", The New York Times, October 22, 1993. Accessed February 7, 2023. "Dr. Lawrence Randolph Hafstad, a physicist who played an important role in the development of nuclear power plants, died on Oct. 12 at his home in Oldwick, N.J." Frederica von Stade (born 1945), opera singer.Abrams, Bernie. "Native daughter comes home", New Jersey Hills, June 11, 2007. Accessed May 1, 2022. "Her roots, she admits, run very deep in the area though she now lives in California. She grew up in the Oldwick section of Tewksbury Township where, at the Country Day School, her teacher Miss Noling encouraged von Stade's vocal development in performing Gilbert and Sullivan operettas." George David Weiss (1921–2010), songwriter and former President of the Songwriters Guild of America.Fox, Margalit. "George David Weiss, Writer of Hit Pop Songs, Dies at 89", The New York Times, August 23, 2010. Accessed August 23, 2010. Kate Whitman Annis (born ), general manager of the Metropolitan Riveters of the National Women's Hockey League."Like mother, like daughter - Kate Whitman enters Somerset County freeholder contest", New Jersey Hills, January 31, 2017. Accessed November 19, 2020. "Whitman grew up in Far Hills, later moving to the Oldwick section of Tewksbury Township when her parents took over her maternal grandparents' farm."

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