| Primary address | 20 William Street, Rockaway |
| Zip code | 07866 |
| County | Morris |
| Municipality | Rockaway Township |
| Block | 22004 |
| Lot | 40 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 06/23/2003 |
| Sale price | $310,000 |
| Arm's length | Register |
| Property tax | $11,239 |
| Building sqft | 2,201 |
| Building class | Residential (2) |
| Acreage | 0.172 |
| Year built | 1968 |
| Stories | 2 |
| 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:
20 William Street, Rockaway, NJ 07866 was built in 1968 and has a total of 2,201 square feet.
What is the assessed value of 20 William Street, Rockaway, NJ 07866 and the property tax paid?Assessed at $496,000, the tax amount paid for 20 William Street, Rockaway, NJ 07866 is $12,216.
When was 20 William Street, Rockaway, NJ 07866 last sold and what was the last sale price?20 William Street, Rockaway, NJ 07866 was last sold in 06/23/2003 for $310,000.
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 20 William Street, Rockaway, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 06/23/2003 | $310,000 | 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 20 William Street, Rockaway, NJ 07866. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025 |
| Property tax | $11,239 |
| Market value | $456,300 |
Here's the assessment & property tax history for 20 William Street, Rockaway, 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 | $456,300 | $456,300 | 2.463 | $11,239 | +6.18% |
| 2024 | $412,800 | $412,800 | 2.564 | $10,584 | +4.55% |
| 2023 | $385,800 | $385,800 | 2.624 | $10,123 | +4.56% |
| 2022 | $355,700 | $355,700 | 2.722 | $9,682 | +3.44% |
| 2021 | $329,800 | $329,800 | 2.838 | $9,360 | -0.11% |
Create a free account to unlock extended information for 20 William Street, Rockaway, 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).
| Fire hazard zone | See more on map |
| Geohazard zones map | Register |
Access the detailed traffic volume map for 20 William Street, Rockaway 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) |
|---|---|---|---|---|---|
| Park Lake School | NR | Public | PK, K-12 | 34 | 0.79 |
| Park Lake School | NR | Public | PK, K-12 | 34 | 0.79 |
| Divine Mercy Academy | NR | Private | PK-8 | 261 | 0.80 |
| Divine Mercy Academy | NR | Private | PK-8 | 261 | 0.80 |
| Divine Mercy Academy | NR | Private | PK, K-8 | 186 | 0.80 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Park Lake School | NR | Public | PK, K-12 | 34 | 0.79 |
| Divine Mercy Academy | NR | Private | PK-8 | 261 | 0.80 |
| Divine Mercy Academy | NR | Private | PK, K-8 | 186 | 0.80 |
| Copeland Middle School | 5 | Public | 6-8 | 853 | 0.85 |
| Sacred Heart | NR | Private | PK, K-8 | 110 | 1.07 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Park Lake School | NR | Public | PK, K-12 | 34 | 0.79 |
| Morris Catholic High School | NR | Private | 9-12 | 428 | 1.14 |
| Morris Knolls High School | 6 | Public | 9-12 | 1,447 | 2.04 |
| Morris Hills High School | 6 | Public | 9-12 | 1,187 | 2.04 |
| Mathematics, Science & Engineering School | 10 | Public | 9-12 | 179 | 2.04 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 20 William Street, Rockaway.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 14 William St, Rockaway | 1,766 | 07/17/2003 | $1 |
| 40 Omaha Ave, Rockaway | 1,840 | 02/07/2013 | $1 |
| 10 William St, Rockaway | 1,254 | 05/23/2008 | $10 |
| 8 William St, Rockaway | 1,286 | 07/20/2016 | $350,000 |
| 3 Ellen Dr, Rockaway | 1,202 | 02/22/2006 | $10 |
| 32 William St, Rockaway | 1,488 | 07/25/2017 | $1 |
| 6 William St, Rockaway | 1,366 | 06/18/2025 | $520,000 |
| 28 William St, Rockaway | 1,000 | 07/13/2018 | $348,000 |
| 30 William St, Rockaway | 1,206 | 12/29/2017 | $1 |
| 34 William St, Rockaway | 2,478 | 07/09/2013 | $315,000 |
| 42 Omaha Ave, Rockaway | 1,784 | 07/27/2012 | $232,000 |
| 24 William St, Rockaway | 1,167 | 08/26/1994 | $147,500 |
| 16 William St, Rockaway | 1,840 | 02/12/2019 | $260,000 |
| 4 William St, Rockaway | 1,200 | 09/13/2017 | $268,500 |
| 12 William St, Rockaway | 2,558 | 12/03/2022 | $10 |
| 5 Ellen Dr, Rockaway | 1,558 | 06/09/1994 | $176,000 |
| 22 William St, Rockaway | 1,828 | 07/30/2020 | $402,000 |
| 26 William St, Rockaway | 2,786 | ||
| 3 William St, Rockaway | 1,190 | ||
| 36 William St, Rockaway | 2,120 | 06/28/1996 | $185,000 |