| Primary address | 9 William Street, Riverdale |
| Zip code | 07457 |
| County | Morris |
| Municipality | Riverdale Borough |
| Block | 30 |
| Lot | 21 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $7,118 |
| Building sqft | 2,088 |
| Building class | Residential (2) |
| Acreage | 0.23 |
| Year built | 1963 |
| 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:
9 William Street, Riverdale, NJ 07457 was built in 1963 and has a total of 2,088 square feet.
What is the assessed value of 9 William Street, Riverdale, NJ 07457 and the property tax paid?Assessed at $387,600, the tax amount paid for 9 William Street, Riverdale, NJ 07457 is $7,368.
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 9 William Street, Riverdale, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 9 William Street, Riverdale, NJ 07457. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025 |
| Base tax | $7,368 |
| Current property tax | $7,118 |
| Market value | $387,600 |
Here's the assessment & property tax history for 9 William Street, Riverdale, 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 | $387,600 | $387,600 | 1.901 | $7,368 | +4.11% |
| 2024 | $387,600 | $387,600 | 1.826 | $7,078 | +3.78% |
| 2023 | $373,700 | $373,700 | 1.825 | $6,820 | +3.26% |
| 2022 | $353,200 | $353,200 | 1.87 | $6,605 | +1.92% |
| 2021 | $346,000 | $346,000 | 1.873 | $6,481 | -1.83% |
Create a free account to unlock extended information for 9 William Street, Riverdale, 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) | AE (See more on map) |
| Fire hazard zone | See more on map |
| Geohazard zones map | Register |
Access the detailed traffic volume map for 9 William Street, Riverdale 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 (miles) |
|---|---|---|---|---|---|
| Riverdale Public Elementary School | 6 | Public | PK, K-8 | 285 | 0.61 |
| Riverdale Public Elementary School | 6 | Public | PK, K-8 | 285 | 0.61 |
| Riverdale Baptist Christian | NR | Private | PK, K-9 | 0 | 0.65 |
| Riverdale Baptist Christian | NR | Private | PK, K-9 | 0 | 0.65 |
| Lincoln Elementary School | 5 | Public | PK, K-5 | 389 | 0.78 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Riverdale Public Elementary School | 6 | Public | PK, K-8 | 285 | 0.61 |
| Riverdale Baptist Christian | NR | Private | PK, K-9 | 0 | 0.65 |
| Windsor Learning Center | NR | Private | K-7 | 0 | 1.23 |
| Lakeside Middle School | 6 | Public | 6-8 | 389 | 1.34 |
| Chancellor Academy | NR | Private | 6-12 | 72 | 1.54 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Windsor School | NR | Private | 9-12 | 37 | 1.25 |
| Pompton Lakes High School | 5 | Public | 9-12 | 641 | 1.26 |
| Chancellor Academy | NR | Private | 6-12 | 72 | 1.54 |
| AL-Ghazaly Jr./Sr. High School | NR | Private | 7-12 | 334 | 1.62 |
| Netherlands Reformed Christian School | NR | Private | PK-12 | 180 | 1.73 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 9 William Street, Riverdale.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 3 Harrison Rd, Riverdale | 800 | 05/02/2014 | $180,000 |
| 121 Newark Pompton TPK, Riverdale | 800 | 05/03/2007 | $1 |
| 4 S Corporate Dr, Riverdale | 06/30/2021 | $520,501 | |
| 49 Harrison Rd, Riverdale | 2,183 | 07/02/2013 | $1 |
| 134 Harrison Rd, Riverdale | 1,851 | 08/09/2016 | $245,000 |
| 61 Riverdale Rd, Riverdale | 1,128 | 03/24/2016 | $222,500 |
| 1 William St, Riverdale | 1,800 | 07/29/2020 | $1 |
| 1 S Corporate Dr, Riverdale | 47,520 | 08/15/2007 | $4,200,000 |
| 80 Cottage Pl, Riverdale | 2,210 | 08/18/2004 | $479,000 |
| 74 Cottage Pl, Riverdale | 1,714 | 01/29/2014 | $1 |
| 54 Cottage Pl, Riverdale | 1,610 | 05/11/2016 | $379,900 |
| 5 William St, Riverdale | 1,219 | ||
| 15 William St, Riverdale | 1,086 | 07/14/2010 | $150,000 |
| 17 William St, Riverdale | 1,008 | 07/13/2016 | $217,000 |
| 19 William St, Riverdale | 1,226 | 07/13/2010 | $250,000 |
| 51 Harrison Rd, Riverdale | 2,268 | 07/28/1995 | $163,000 |
| 3 S Corporate Dr, Riverdale | 44,530 | 08/20/2004 | $3,575,000 |
| 9 Harrison Rd, Riverdale | 1,716 | 08/09/2010 | $90,000 |
| 30 Route 23, Pompton Plains | 3,769 | 12/17/2021 | $10 |
| 2 S Corporate Dr, Riverdale | 8,328 |