290 MOUNTAINSIDE RD, Mendham Borough, New Jersey

Public property record for 290 MOUNTAINSIDE RD in Mendham Borough, Morris County, New Jersey — tax assessment, lot details, and sales history from official New Jersey records.

Property Facts

• Property class: Residential
• Year built: 1973
• Lot size: 3.09 acres
• Building area: 5,365 sq ft
• Land assessment: $417,500
• Improvement assessment: $804,600
• Total assessment: $1,222,100
• Latest annual tax: $30,063

The most recent assessment values 290 MOUNTAINSIDE RD at $1,222,100 total ($417,500 land plus $804,600 improvements).

Sale History

• 2026-04-30 — $2,300,000

Nearby Properties on Block 101

• 72 MOUNTAIN AVE
• 74 MOUNTAIN AVE
• 78 MOUNTAIN AVE
• 76 MOUNTAIN AVE
• 80 MOUNTAIN AVE
• 84 MOUNTAIN AVE
• 82 MOUNTAIN AVE
• 86 MOUNTAIN AVE
• 88 MOUNTAIN AVE
• 190 MOUNTAINSIDE RD

See more in Mendham Borough property records, Morris County property records, or the Mendham Borough sales history.