| Primary address | 21 Rock Avenue, Watchung |
| Zip code | 07069 |
| County | Somerset |
| Municipality | Watchung Borough |
| Block | 2301 |
| Lot | 5 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 05/16/2002 |
| Sale price | $350,000 |
| Arm's length | Register |
| Property tax | $10,664 |
| Building sqft | 1,424 |
| Building class | Residential (2) |
| Acreage | 0.19 |
| Year built | 1965 |
| Stories | 1 |
| 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:
21 Rock Avenue, Watchung, NJ 07069 was built in 1965 and has a total of 1,424 square feet.
What is the assessed value of 21 Rock Avenue, Watchung, NJ 07069 and the property tax paid?Assessed at $546,300, the tax amount paid for 21 Rock Avenue, Watchung, NJ 07069 is $10,663.
When was 21 Rock Avenue, Watchung, NJ 07069 last sold and what was the last sale price?21 Rock Avenue, Watchung, NJ 07069 was last sold in 05/16/2002 for $350,000.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 21 Rock Avenue, Watchung, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 05/16/2002 | $350,000 | Register | Register |
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 21 Rock Avenue, Watchung, NJ 07069. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025 |
| Property tax | $10,664 |
| Market value | $546,300 |
Here's the assessment & property tax history for 21 Rock Avenue, Watchung, 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 |
|---|---|---|---|---|---|
| 2025 | $546,300 | $546,300 | 1.952 | $10,664 | +6.89% |
| 2024 | $499,300 | $499,300 | 1.998 | $9,976 | +4.11% |
| 2023 | $469,500 | $469,500 | 2.041 | $9,582 | +1.38% |
| 2022 | $449,900 | $449,900 | 2.101 | $9,452 | +3.06% |
| 2021 | $427,400 | $427,400 | 2.146 | $9,172 | +0.85% |
Create a free account to unlock extended information for 21 Rock Avenue, Watchung, 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 21 Rock Avenue, Watchung 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 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Valley View Middle School | 7 | Public | 5-8 | 254 | 0.36 |
| Stony Brook Elementary School | 3 | Public | PK, K-4 | 251 | 1.14 |
| Stony Brook Elementary School | 3 | Public | PK, K-4 | 251 | 1.14 |
| The Learning Experience at Warren | NR | Private | K | 15 | 1.30 |
| Sundance School | NR | Private | PK-6 | 89 | 1.44 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Valley View Middle School | 7 | Public | 5-8 | 254 | 0.36 |
| North Plainfield Middle School | 4 | Public | 7-8 | 489 | 1.15 |
| Middle School | 7 | Public | 6-8 | 538 | 1.63 |
| Mcauley School | NR | Private | 33 | 1.69 | |
| Harvest Learning Center | NR | Private | PK, K-2, 6-7 | 0 | 1.95 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| North Plainfield High School | 2 | Public | 9-12 | 1,214 | 1.15 |
| Mount St. Mary Academy High School | NR | Private | 9-12 | 298 | 1.33 |
| Watchung Hills Regional High School | 6 | Public | 9-12 | 1,741 | 1.66 |
| Mcauley School | NR | Private | 33 | 1.69 | |
| The Barack Obama Green Charter High School | 2 | Charter | 6, 9-12 | 257 | 1.91 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Rock Avenue, Watchung.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 72 Brookdale Rd, Watchung | 1,632 | 01/22/2021 | $495,000 |
| 80 Maple St, Watchung | 2,456 | 11/11/2009 | |
| 66 Maple St, Watchung | 2,340 | 01/23/2019 | $415,000 |
| 19 Rock Ave, Watchung | 980 | 09/03/2009 | |
| 78 Brookdale Rd, Watchung | 1,752 | 10/21/2008 | $425,000 |
| 18 Maple St, Watchung | 1,612 | 12/17/1987 | |
| 129 Stirling Rd, Watchung | 06/13/1985 | $355,000 | |
| 72 Maple St, Watchung | 744 | 03/09/2022 | $325,000 |
| 91 Mountain Blvd, Watchung | 2,584 | 06/25/2003 | $225,000 |
| 210 Mountain Blvd, Watchung | 5,354 | 10/21/2016 | $100 |
| 40 Brookdale Rd, Watchung | |||
| 68 Maple St, Watchung | 1,914 | 10/25/2013 | $1 |
| 28 Rock Ave, Watchung | |||
| 20 Rock Ave, Watchung | 1,610 | ||
| 117 Mountain Blvd, Watchung | 1,592 | 11/20/2009 | $415,000 |
| 97 Mountain Blvd, Watchung | 1,555 | 11/28/2001 | |
| 30 Maple St, Watchung | 2,398 | 01/31/2000 | $323,000 |
| 74 Maple St, Watchung | 2,043 | 10/25/2013 | $1 |
| 109 Mountain Blvd, Watchung | 2,098 | 04/03/2019 | $595,000 |
| 22 Maple St, Watchung | 1,908 | 02/02/1994 |