| Primary address | 25 Deforest Avenue, Summit |
| Zip code | 07901 |
| County | Union |
| Municipality | Summit City |
| Block | 1906 |
| Lot | 1 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 07/31/2017 |
| Sale price | $59,666,500 |
| Current property tax | $918,587 |
| Building class | Office - General (560) |
| Acreage | 4.044 |
| Exterior structural material | Register |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
The current market value is $20,206,500.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
| Listing type | For Lease |
|---|---|
| Last updated | 05/05/2026 |
| Lot size | 4.04 Acre |
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 2nd Floor | General Office | Listing price not available | 8,919 | Michael Pietrowicz Larry Martin |
| 3rd Floor | General Office | Listing price not available | 5,696 | Michael Pietrowicz Larry Martin |
Create a free account to view the complete sales history for 25 Deforest Avenue, Summit, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 25 Deforest Avenue, Summit, NJ 07901. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025 |
| Base tax | $880,195 |
| Current property tax | $918,587 |
| Market value | $20,206,500 |
Here's the assessment & property tax history for 25 Deforest Avenue, Summit, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|---|
| 2024 | $20,206,500 | $20,206,500 | 4.356 | $880,195 | +0.67% |
| 2023 | $20,206,500 | $20,206,500 | 4.327 | $874,335 | +1.03% |
| 2022 | $20,206,500 | $20,206,500 | 4.283 | $865,444 | -0.79% |
| 2021 | $20,206,500 | $20,206,500 | 4.317 | $872,315 | -0.99% |
| 2020 | $20,206,500 | $20,206,500 | 4.36 | $881,003 | -0.11% |
| Total population | 24,502 |
| Median age | 40 |
| Average household income | $295,449 |
| Family households | 73.0% |
| Occupied housing units | 9,004 |
| Owner occupied units | 69.0% |
| Average number of people per household | 2 |
| Median year structure built | 1954 |
| Median value for units with a mortgage | $976,100 |
| Median value for units without a mortgage | $921,400 |
Create a free account to unlock extended information for 25 Deforest Avenue, Summit, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
| Fire hazard zone | See more on map |
| Geohazard zones map | Register |
Access the detailed traffic volume map for 25 Deforest Avenue, Summit to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
Here are the neighbors for 25 Deforest Avenue, Summit.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 381 Springfield Ave, Summit | 1,760 | 04/04/2024 | $1 |
| 387 Springfield Ave, Summit | 6,256 | 10/05/1998 | |
| 375-379 Springfield Ave, Summit | 6,427 | 01/03/1994 | |
| 86 Beechwood Rd, Summit | 3,676 | 10/07/2005 | $1,685,000 |
| 371 Springfield Ave, Summit | 7,696 | 01/16/1995 | $850,000 |
| 395-397 Springfield Ave, Summit | 9,842 | 06/14/2018 | $1 |
| 37 Deforest Ave, Summit | 3,126 | ||
| 35 Deforest Ave, Summit | 2,647 | 07/28/2023 | $1,050,000 |
| 92 Beechwood Rd, Summit | 3,162 | 11/09/2016 | $1,536,000 |
| 40 Beechwood Rd, Summit | 5,730 | 07/29/2021 | $12,570,000 |
| 33 Deforest Ave, Summit | |||
| 74 Hawthorne Pl, Summit | 2,980 | 01/14/2015 | $1 |
| 22 Deforest Ave, Summit | |||
| 367 Springfield Ave, Summit | 6,505 | 07/29/2021 | $1 |
| 389 Springfield Ave, Summit | |||
| 74 Beechwood Rd, Summit | 3,130 | 04/04/2013 | $1,015,000 |
| 383-385 Springfield Ave, Summit | 5,652 | 06/30/2011 | $1,135,000 |
| 29 Deforest Ave, Summit | 9,385 | ||
| 3 Maple St, Summit | |||
| 5 Maple St, Summit | 04/23/2015 | $39,150,000 |