The Hillside Avenue Historic District runs 27 acres between Watchung and Martine, holding some of the finest turn-of-the-century architecture in Union County. We are the neighbors who look after it.
Membership is open to district property owners, and Friends of HAHD membership is open to anyone in Plainfield who cares about the city’s architecture. Support funds the Luminaries, block projects, research, and preservation advocacy.
Membership is open to property owners within the Hillside Avenue Historic District. Friends of HAHD membership welcomes anyone in Plainfield who cares about the city’s architecture — nominated by two members and approved by the board. There are no dues at this time; support funds the Luminaries, block projects, research, and preservation advocacy.
Questions about the district, membership, an event, or a preservation concern on the avenue? Send a note and an officer will get back to you.
Your gift funds the Plainfield Luminaries, historic street and house-history signs, block beautification, research, and preservation advocacy. As a 501(c)(3), donations are tax-deductible. Every dollar stays in the district.

A 501(c)(3) nonprofit · Plainfield, New Jersey
One of Plainfield’s finest historic streets — thirty-eight houses on the National Register since 1982, cared for by the neighbors who live in them. Our new website is nearly ready.
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