| Oldwick, New Jersey | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA New Jersey Hunterdon County#USA New Jersey#USA |
| Pushpin Label: | Oldwick |
| Pushpin Map Caption: | Location in Hunterdon County##Location in New Jersey##Location in the United States |
| Pushpin Relief: | yes |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Hunterdon |
| Subdivision Type3: | Township |
| Subdivision Name3: | Tewksbury |
| Area Footnotes: | [1] |
| Area Total Km2: | 4.67 |
| Area Total Sq Mi: | 1.80 |
| Area Land Km2: | 4.66 |
| Area Water Km2: | 0.01 |
| Area Land Sq Mi: | 1.80 |
| Area Water Sq Mi: | 0.01 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 445 |
| Population Density Sq Mi: | 247.50 |
| Population Density Km2: | 95.54 |
| Elevation M: | 66 |
| Elevation Ft: | 217 |
| Coordinates: | 40.6725°N -74.7475°W |
| Postal Code Type: | ZIP Code |
| Postal Code: | 08858 |
| Blank Name: | FIPS code |
| Blank Info: | [3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0878982 |
| Unit Pref: | Imperial |
Oldwick is an unincorporated community and census-designated place (CDP)[4] located within Tewksbury Township in Hunterdon County, in the U.S. state of New Jersey.[5] The area is served as United States Postal Service ZIP Code 08858. As of the 2000 United States census, the population for ZIP Code Tabulation Area 08858 was 177.[6] The 2010 census data indicate a population of 144,[7] comprising 68 housing units.[8]
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.[9] Justus Falckner of New York, the first Lutheran clergyman ever ordained in America, led the worshipers at the founding ceremony on August 1, 1714. The noted German Lutheran pastor, Henry Melchior Muhlenberg, was a member of this congregation from 1759 to 1760.[10]
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.[11]
As of the 2020 United States census, the population was 445.[2]
People who were born in, residents of, or otherwise closely associated with Oldwick include:
See also: Oldwick Historic District.