| Primary address | 20 Grenville Avenue, Patchogue |
| Zip code | 11772 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 2929650 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 06/10/2021 |
| Sale price | $457,000 |
| Arm's length | Register |
| Property tax | $10,431 |
| Building sqft | 2,085 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.17 |
| Year built | 1940 |
| Rooms | 7 |
| Bedrooms | 4 |
| Bathrooms | 2 |
| Zoning district | Register |
| School district | Patchogue-Medford |
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 Grenville Avenue, Patchogue, NY 11772 was built in 1940 and has a total of 2,085 square feet.
What is the assessed value of 20 Grenville Avenue, Patchogue, NY 11772 and the property tax paid?Assessed at $2,600, the tax amount paid for 20 Grenville Avenue, Patchogue, NY 11772 is $10,430.
When was 20 Grenville Avenue, Patchogue, NY 11772 last sold and what was the last sale price?20 Grenville Avenue, Patchogue, NY 11772 was last sold in 06/10/2021 for $457,000.
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 Grenville Avenue, Patchogue, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 06/10/2021 | $457,000 | 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 Grenville Avenue, Patchogue, NY 11772. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $10,431 |
| Market value | $490,566 |
| Assessed value | $2,600 |
Here's the assessment & property tax history for 20 Grenville Avenue, Patchogue, 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 | $490,566 | $2,600 | 389.538 | $10,128 | +3.12% |
| 2023-2024 | $481,481 | $2,600 | 377.738 | $9,821 | +3.10% |
| 2022-2023 | $419,355 | $2,600 | 366.374 | $9,526 | +3.38% |
| 2021-2022 | $351,351 | $2,600 | 354.403 | $9,214 | +2.23% |
| 2020-2021 | $337,662 | $2,600 | 346.684 | $9,014 | +1.91% |
The complete history of permits filed for 20 Grenville Avenue, Patchogue, 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 20 Grenville Avenue, Patchogue, 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 20 Grenville Avenue, Patchogue 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) |
|---|---|---|---|---|---|
| Holy Angels Regional School | NR | Private | PK, K-8 | 309 | 0.31 |
| Holy Angels Regional School | NR | Private | PK, K-8 | 309 | 0.31 |
| Bay Elementary School | 5 | Public | K-5 | 408 | 0.59 |
| River Elementary School | 5 | Public | PK, K-5 | 300 | 0.61 |
| River Elementary School | 5 | Public | PK, K-5 | 300 | 0.61 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Holy Angels Regional School | NR | Private | PK, K-8 | 309 | 0.31 |
| South Ocean Middle School | 2 | Public | 6-8 | 599 | 0.33 |
| Emanuel Lutheran School | NR | Private | PK-8 | 97 | 0.69 |
| James Wilson Young Middle School | 6 | Public | 6-8 | 398 | 1.79 |
| Eastern Suffolk Boces | NR | Public | K-12 | 1,721 | 1.96 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Eastern Suffolk Boces | NR | Public | K-12 | 1,721 | 1.96 |
| Bayport Blue Point High School | 9 | Public | 9-12 | 664 | 2.33 |
| Victory Christian Academy | NR | Private | PK-12 | 71 | 2.98 |
| Patchogue Medford High School | 5 | Public | 9-12 | 2,443 | 3.88 |
| Aunt T's Home Day Care | NR | Private | PK, K-12 | 0 | 4.23 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 20 Grenville Avenue, Patchogue.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 16 Grenville Ave, Patchogue | 1,697 | 03/29/2018 | |
| 32 Grenville Ave, Patchogue | 1,494 | 12/21/2018 | $300,000 |
| 36 Grenville Ave, Patchogue | 1,671 | 09/15/2025 | |
| 24 Grenville Ave, Patchogue | 1,484 | 05/13/2025 | |
| 243 West Ave, Patchogue | 09/02/2021 | $349,000 | |
| 77 Laurel St, Patchogue | 1,104 | 04/14/2000 | $121,000 |
| 247 West Ave, Patchogue | 09/02/2021 | $70,000 | |
| 38 Grenville Ave, Patchogue | 1,440 | 10/28/2009 | $330,000 |
| 85 Laurel St, Patchogue | 880 | 12/14/2023 | $455,000 |
| 2 Grenville Ave, Patchogue | 1,450 | 12/16/2022 | $560,000 |
| 40 Grenville Ave, Patchogue | 12/28/2022 | $505,000 | |
| 42 Grenville Ave, Patchogue | 2,332 | 05/19/2020 | $390,000 |
| 12 Grenville Ave, Patchogue | 1,902 | 11/04/2020 | $390,000 |
| 4 Grenville Ave, Patchogue | 1,329 | 03/19/2020 | $240,000 |
| 239 West Ave, Patchogue | 1,169 | 03/03/2023 | |
| 257 West Ave, Patchogue | 1,980 | 06/25/2018 | |
| 235 West Ave, Patchogue | 1,482 | 04/17/2017 | |
| 265 West Ave, Patchogue | 1,356 | ||
| 28 Grenville Ave, Patchogue | 1,335 | 09/30/2005 | $375,000 |
| 81 Laurel St, Patchogue | 821 | 09/12/2023 |