| Primary address | 31 Riverdale Avenue, Oakdale |
| Zip code | 11769 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 327-2-43 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $11,020 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.44 |
| Zoning district | Register |
| School district | Connetquot |
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:
Assessed at $41,000, the tax amount paid for 31 Riverdale Avenue, Oakdale, NY 11769 is $11,843.
When was 31 Riverdale Avenue, Oakdale, NY 11769 last sold?31 Riverdale Avenue, Oakdale, NY 11769 was last sold in 11/06/2000.
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 31 Riverdale Avenue, Oakdale, 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 31 Riverdale Avenue, Oakdale, NY 11769. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $11,843 |
| Current property tax | $11,020 |
| Market value | $577,465 |
| Assessed value | $41,000 |
Here's the assessment & property tax history for 31 Riverdale Avenue, Oakdale, 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 |
|---|---|---|---|---|---|
| 2024-2025 | $577,465 | $41,000 | 27.581 | $11,308 | +4.79% |
| 2023-2024 | $563,187 | $41,000 | 26.321 | $10,792 | +1.30% |
| 2022-2023 | $495,170 | $41,000 | 25.984 | $10,653 | +0.86% |
| 2021-2022 | $441,810 | $41,000 | 25.763 | $10,563 | +2.14% |
| 2020-2021 | $422,680 | $41,000 | 25.224 | $10,342 | +4.15% |
The complete history of permits filed for 31 Riverdale Avenue, Oakdale, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Create a free account to unlock extended information for 31 Riverdale Avenue, Oakdale, 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 31 Riverdale Avenue, Oakdale 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) |
|---|---|---|---|---|---|
| Edward J Bosti Elementary School | 7 | Public | PK, K-5 | 283 | 0.58 |
| Edward J Bosti Elementary School | 7 | Public | PK, K-5 | 283 | 0.58 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 0.60 | |
| Sycamore Avenue Elementary School | 6 | Public | K-5 | 382 | 1.05 |
| Cherry Avenue Elementary School | 7 | Public | K-5 | 354 | 1.20 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 0.60 | |
| Oakdale Bohemia Middle School | 6 | Public | 6-8 | 634 | 0.76 |
| West Sayville Christian School | NR | Private | K-9 | 37 | 1.35 |
| Prince Of Peace Regional School | NR | Private | PK, K-8 | 194 | 1.72 |
| Sayville Middle School | 7 | Public | 6-8 | 619 | 1.79 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 0.60 | |
| Sayville High School | 9 | Public | 9-12 | 880 | 1.33 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 2.96 |
| Bayport Blue Point High School | 9 | Public | 9-12 | 664 | 3.16 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 3.52 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 31 Riverdale Avenue, Oakdale.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 39 Davison Ln E, West Islip | 3,034 | 02/10/2020 | $950,000 |
| 5 Gem CT, Brentwood | 07/21/2025 | $560,000 | |
| 739 Connetquot Ave, Islip Terrace | 11/15/2000 | $220,000 | |
| 215 B Springmeadow Dr, Holbrook | 03/31/2023 | $405,000 | |
| 221 Feller Dr, Central Islip | 702 | 03/03/2017 | $155,400 |
| 168 Gibbs Rd, Central Islip | 10/03/2025 | $540,000 | |
| 158 Milandy St, Brentwood | 1,384 | 01/24/2023 | $565,000 |
| 178 Loop Dr, Sayville | 11/02/2010 | ||
| 156 Fairview Ave, Bayport | 1,016 | 08/27/2018 | $349,000 |
| 89 Julbet Dr, Sayville | 3,315 | 08/30/2018 | $457,500 |
| 51 Serene Pl, Hauppauge | 01/22/2014 | $10 | |
| 17 Sea Cliff St, Islip Terrace | 07/11/2008 | $212,250 | |
| 38 Sage St, Central Islip | 1,768 | 04/14/2019 | $360,000 |
| 464 Henry Blvd, Holbrook | 1,444 | 06/21/2017 | $405,000 |
| 16 Bayview Ave, Bay Shore | 11/27/2019 | ||
| 99 Ferris Ave, Brentwood | 2,141 | 10/30/2021 | |
| 22 Spray CT, Bayport | 08/10/2022 | $655,000 | |
| 5 Sky View CT, Hauppauge | 11/05/2013 | $125,000 | |
| 72 Longshore St, Bay Shore | 1,706 | 04/12/2016 | $300,000 |
| 17 Linda Ln, Central Islip | 11/04/2009 | $207,760 |