| Primary address | 21 Armstrong Circle, Altamont |
| Zip code | 12009 |
| County | Albany |
| Municipality | Guilderland |
| Parcel ID | 37.4-1-32 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $7,451 |
| Building sqft | 2,015 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.99 |
| Lot dimensions | 165 ft X 260 ft |
| Frontage | 165 |
| Depth | 260 |
| Year built | 1991 |
| Stories | 2 |
| Rooms | 8 |
| Bedrooms | 4 |
| Bathrooms | 2 |
| Half bathrooms | 1 |
| Kitchen | 1 |
| Water supply | Private |
| Sewer type | Private |
| Zoning district | Register |
| School district | Guilderland |
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:
21 Armstrong Circle, Altamont, NY 12009 was built in 1991 and has a total of 2,015 square feet.
What is the assessed value of 21 Armstrong Circle, Altamont, NY 12009 and the property tax paid?Assessed at $342,300, the tax amount paid for 21 Armstrong Circle, Altamont, NY 12009 is $7,921.
When was 21 Armstrong Circle, Altamont, NY 12009 last sold?21 Armstrong Circle, Altamont, NY 12009 was last sold in 01/02/2024.
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 21 Armstrong Circle, Altamont, 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 21 Armstrong Circle, Altamont, NY 12009. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $7,922 |
| Current property tax | $7,451 |
| Market value | $456,400 |
| Assessed value | $342,300 |
Here's the assessment & property tax history for 21 Armstrong Circle, Altamont, 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 | $417,439 | $342,300 | 23.1425 | $7,922 | +8.19% |
| 2024 | $402,706 | $342,300 | 21.39 | $7,322 | -5.10% |
| 2023 | $376,154 | $342,300 | 22.54 | $7,715 | -0.25% |
| 2022 | $325,000 | $325,000 | 23.8 | $7,735 | +1.32% |
| 2021 | $325,000 | $325,000 | 23.49 | $7,634 | +1.42% |
Create a free account to unlock extended information for 21 Armstrong Circle, Altamont, 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 21 Armstrong Circle, Altamont 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) |
|---|---|---|---|---|---|
| Altamont Elementary School | 8 | Public | K-5 | 310 | 1.03 |
| Cobb Memorial School | NR | Private | 23 | 1.31 | |
| Lynnwood Elementary School | 7 | Public | K-5 | 438 | 3.42 |
| St Madeleine Sophie School | NR | Private | PK-5 | 202 | 4.07 |
| St Madeleine Sophie School | NR | Private | PK-5 | 202 | 4.07 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Cobb Memorial School | NR | Private | 23 | 1.31 | |
| Draper Middle School | 5 | Public | 6-8 | 646 | 5.07 |
| Schalmont Middle School | 3 | Public | 5-8 | 561 | 5.16 |
| Voorheesville Middle School | 6 | Public | 6-8 | 296 | 5.25 |
| Farnsworth Middle School | 6 | Public | 6-8 | 1,151 | 5.98 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Cobb Memorial School | NR | Private | 23 | 1.31 | |
| Guilderland High School | 8 | Public | 9-12 | 1,462 | 2.41 |
| Mohonasen Senior High School | 4 | Public | 9-12 | 886 | 4.93 |
| Schalmont High School | 5 | Public | 9-12 | 572 | 5.03 |
| Clayton A Bouton High School | 9 | Public | 9-12 | 347 | 5.25 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Armstrong Circle, Altamont.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 27 Armstrong Cir, Altamont | 1,759 | 03/06/2019 | $325,000 |
| 31 Armstrong Cir, Altamont | 2,170 | 08/19/2019 | $340,000 |
| 15 Armstrong Dr, Altamont | 1,721 | 07/31/1998 | $159,900 |
| 25 Armstrong Cir, Altamont | 2,863 | 08/17/2007 | $360,000 |
| 26 Armstrong Cir, Altamont | 1,745 | 04/25/2023 | |
| 35 Armstrong Cir, Altamont | 1,567 | 07/22/2010 | $225,000 |
| 19 Armstrong Dr, Altamont | 2,424 | 11/18/2019 | |
| 17 Armstrong Dr, Altamont | 2,046 | ||
| 33 Armstrong Cir, Altamont | 1,688 | 07/17/2015 | $295,500 |
| 37 Armstrong Cir, Altamont | 1,742 | 08/03/2024 | |
| 794 Route 146, Altamont | 04/22/2016 | $1 | |
| 23 Armstrong Cir, Altamont | 1,984 | 12/06/1994 | $21,000 |
| 792 Route 146, Altamont | 1,250 | 09/07/2001 | $1 |
| 14 Danvers Rd, Altamont | 1,484 | 11/23/2005 | $1 |
| 796 Route 146, Altamont | 1,284 | ||
| 711 Route 146, Altamont | 1,810 | 11/27/1996 | $122,500 |
| 788 Route 146, Altamont | |||
| 713 Route 146, Altamont | 1,786 | ||
| 29 Armstrong Cir, Altamont | 1,786 | 10/02/2018 | $326,000 |
| 790 Route 146, Altamont | 1,056 | 12/16/2004 | $1 |