Milford was created on April 15, 1911, from portions of Holland Township, based on the results of a referendum held on May 8, 1911.

[23][24][25] Unincorporated communities, localities and place names located partially or completely within the township include Amsterdam, Finesville, Hughesville,[26] Little York,[27] Mount Joy, Riegel Ridge, Spring Mills and Warren Paper Mills.

[28] The 2010 United States census counted 5,291 people, 1,972 households, and 1,544 families in the township.

[36] As of the 2000 United States census[15] there were 5,124 people, 1,881 households, and 1,523 families residing in the township.

[34][35] The 523-acre (2.12 km2) Musconetcong Gorge Nature Preserve is an undeveloped park managed by the Hunterdon County Parks and Recreational System, with steeply wooded terrain overlooking the Musconetcong River.

The gorge includes many spring-fed streams, a variety of plant species and wildlife.

[6][39] At an annual reorganization meeting, the Township Committee selects one of its members to serve as Mayor.

[3][41][42][43][44][45][46] In January 2022, the Township Council appointed Duane Young to fill the seat that expires in December 2022 that had been held by Ray Krov until his resignation that became effective earlier that month.

[44] In April 2019, the Township Committee selected Lisa Mickey from a list of three candidates nominated by the Republican municipal committee to the fill the seat expiring in December 2020 that had been held by Thomas Scheibener until he resigned from office earlier that month.

[48] In March 2016, the Township Committee selected Robert Thurgarland from three candidates nominated by the Republican municipal committee to fill the term expiring December 2016 of Tony Roselle, who had resigned from office the previous month.

[51][52][53] For the 119th United States Congress, New Jersey's 7th congressional district is represented by Thomas Kean Jr. (R, Westfield).

[55] For the 2024-2025 session, the 23rd legislative district of the New Jersey Legislature is represented in the State Senate by Doug Steinhardt (R, Lopatcong Township) and in the General Assembly by John DiMaio (R, Hackettstown) and Erik Peterson (R, Franklin Township).

[62][63] Constitutional officers elected on a countywide basis are Clerk Mary H. Melfi (R; Flemington, 2026),[64][65] Sheriff Fredrick W. Brown (R; Alexandria Township, 2025)[66][67] and Surrogate Heidi Rohrbach (R; Lebanon Township, 2028).

[81] Students in public school for ninth through twelfth grades attend Delaware Valley Regional High School, together with students from Alexandria Township, Frenchtown, Kingwood Township and Milford.

[87] Eighth grade students from all of Hunterdon County are eligible to apply to attend the high school programs offered by the Hunterdon County Vocational School District, a county-wide vocational school district that offers career and technical education at its campuses in Raritan Township and at programs sited at local high schools, with no tuition charged to students for attendance.

Route 22 ("Phillipsburg-Newark Expressway") in neighboring Pohatcong Township in Warren County.

[92] People who were born in, residents of, or otherwise closely associated with Holland Township include: The Volendam Windmill Museum is a working mill driven by wind, used for grinding raw grain into flour.