| Primary address | 133 Dederer Street, Tappan |
| Zip code | 10983 |
| County | Rockland |
| Municipality | Orangetown |
| Parcel ID | 77.8-3-41 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 03/17/2004 |
| Sale price | $10 |
| Arm's length | Register |
| Current property tax | $7,599 |
| Building sqft | 1,740 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.27 |
| Frontage | 84 |
| Year built | 1973 |
| Stories | 1 |
| Bedrooms | 3 |
| Bathrooms | 1 |
| Half bathrooms | 1 |
| Kitchen | 1 |
| Water supply | Comm/public |
| Sewer type | Comm/public |
| Building style | Raised ranch |
| Condition | Good |
| Basement type | Full |
| Exterior wall material | Wood |
| Heat | Hot water/steam |
| Fuel | Gas |
| First story sqft | Register |
| Zoning district | Register |
| School district | South Orangetown |
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:
133 Dederer Street, Tappan, NY 10983 was built in 1973 and has a total of 1,740 square feet.
What is the assessed value of 133 Dederer Street, Tappan, NY 10983 and the property tax paid?Assessed at $167,100, the tax amount paid for 133 Dederer Street, Tappan, NY 10983 is $8,504.
When was 133 Dederer Street, Tappan, NY 10983 last sold and what was the last sale price?133 Dederer Street, Tappan, NY 10983 was last sold in 03/17/2004 for $10.
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 133 Dederer Street, Tappan, including title documents, transfer conditions, mortgages and liens.
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 133 Dederer Street, Tappan, NY 10983. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $8,504 |
| Current property tax | $7,599 |
| Market value | $523,989 |
| Assessed value | $167,100 |
Here's the assessment & property tax history for 133 Dederer Street, Tappan, 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 | $489,455 | $167,100 | 50.8921 | $8,504 | +100.84% |
| 2024 | $468,987 | $167,100 | 25.34 | $4,234 | -3.91% |
| 2023 | $445,838 | $167,100 | 26.37 | $4,406 | -9.63% |
| 2022 | $391,886 | $167,100 | 29.18 | $4,876 | +1.53% |
| 2021 | $397,384 | $167,100 | 28.74 | $4,802 | -1.41% |
Create a free account to unlock extended information for 133 Dederer Street, Tappan, 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) |
Access the detailed traffic volume map for 133 Dederer Street, Tappan 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) |
|---|---|---|---|---|---|
| William O Schaefer Elementary School | NR | Public | K-2 | 576 | 1.41 |
| Northvale Public School | 9 | Public | K-8 | 533 | 1.58 |
| St Dominic's School | NR | Private | 1-11 | 77 | 2.10 |
| Kindercare Learning Center #1519 | NR | Private | PK, K-1 | 25 | 2.63 |
| Kindercare Learning Center #1519 | NR | Private | PK, K-1 | 25 | 2.63 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Northvale Public School | 9 | Public | K-8 | 533 | 1.58 |
| St Dominic's School | NR | Private | 1-11 | 77 | 2.10 |
| Rockland Children's Psych Center | NR | Public | 7-12 | 16 | 2.36 |
| Northern Valley Region Iii | NR | Public | PK, K-12 | 197 | 2.74 |
| Norwood Elementary School | 9 | Public | PK, K-8 | 610 | 2.82 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Tappan Zee High School | 9 | Public | 9-12 | 953 | 1.87 |
| St Dominic's School | NR | Private | 1-11 | 77 | 2.10 |
| Rockland Children's Psych Center | NR | Public | 7-12 | 16 | 2.36 |
| Northern Valley Region Iii | NR | Public | PK, K-12 | 197 | 2.74 |
| Northern Valley Regional High School at Old Tappan | 9 | Public | 9-12 | 1,002 | 2.85 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 133 Dederer Street, Tappan.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 23 Old Mill Ln, Tappan | 2,267 | 08/04/2017 | $499,000 |
| 187 Austin Ave, Tappan | 972 | 04/28/2025 | $852,000 |
| 141 Dederer St, Sparkill | 1,984 | 03/15/2018 | $440,000 |
| 80 Pine Tree Ln, Tappan | 1,281 | 11/20/2023 | $225,000 |
| 45 Mary St, Tappan | 1,802 | 04/23/2012 | $375,000 |
| 61 Mary St, Tappan | 2,234 | 09/25/2013 | $10 |
| 185 Austin Ave, Tappan | 2,488 | 10/07/2004 | $660,000 |
| 119 Dederer St, Tappan | 1,698 | 06/30/2020 | $10 |
| 54 Schreiber St, Tappan | 1,852 | 10/09/1997 | $225,000 |
| 139 Dederer St, Sparkill | 1,765 | 03/18/2004 | $10 |
| 570 Washington St, Sparkill | 2,355 | 09/26/2017 | $350,000 |
| 14 Autumn Dr, Tappan | 1,685 | 04/08/2025 | $650,000 |
| 26 Old Mill Ln, Tappan | 1,281 | 11/20/2008 | $10 |
| 53 Mary St, Tappan | 1,122 | 09/26/1994 | $190,000 |
| 44 Schreiber St, Tappan | 1,954 | ||
| 125 Dederer St, Tappan | 2,318 | 01/06/2020 | $417,000 |
| 90 Pine Tree Ln, Tappan | 1,281 | ||
| 108 Route 303, Tappan | 304,041 | 06/30/2023 | $49,600,000 |
| 96 Pine Tree Ln, Tappan | 1,281 | ||
| 113 Dederer St, Tappan | 2,508 | 09/18/2024 | $10 |