23 WILLIAM ST, Summit, New Jersey

Public property record for 23 WILLIAM ST in Summit, Union County, New Jersey — tax assessment, lot details, and sales history from official New Jersey records.

Property Facts

• Property class: Residential
• Year built: 1921
• Lot size: 0.11 acres
• Building area: 2,410 sq ft
• Land assessment: $107,100
• Improvement assessment: $120,500
• Total assessment: $227,600
• Latest annual tax: $9,914

The most recent assessment values 23 WILLIAM ST at $227,600 total ($107,100 land plus $120,500 improvements).

Sale History

• 2026-02-20 — $1,200,000

Nearby Properties on Block 3313

• 3 MOUNTAIN AVE
• 5 MOUNTAIN AVE
• 7 MOUNTAIN AVE
• 9 MOUNTAIN AVE
• 29 WILLIAM ST
• 27 WILLIAM ST
• 25 WILLIAM ST
• 21 WILLIAM ST
• 19 WILLIAM ST
• 17 WILLIAM ST

See more in Summit property records, Union County property records, or the Summit sales history.