21 Eastern Ave
Ballston Spa, NY 12020
4 bd 2 ba 1,306 sqft Built 1928 Lot 6,534 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $140,800 | $25,000 | $165,800 | $4,433 |
| 2024 | $140,800 | $25,000 | $165,800 | $4,361 |
| 2023 | $140,800 | $25,000 | $165,800 | $2,788 |
| 2022 | $140,800 | $25,000 | $165,800 | $2,770 |
| 2021 | $140,800 | $25,000 | $165,800 | $2,697 |
| 2020 | $140,800 | $25,000 | $165,800 | $2,706 |
| 2017 | $140,800 | $25,000 | $165,800 | $2,584 |
| 2016 | $140,800 | $25,000 | $165,800 | $2,335 |
| 2015 | $140,800 | $25,000 | $165,800 | $2,329 |
| 2014 | $140,800 | $25,000 | $165,800 | $2,443 |
| 2013 | $152,300 | $13,500 | $165,800 | $723 |
| 2012 | $152,300 | $13,500 | $165,800 | $3,275 |
| 2011 | $152,300 | $13,500 | $165,800 | $3,236 |
Property facts
Year built
1928
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
1,306 sqft
Lot size
6,534 sqft
ZIP code
12020
City
Ballston Spa
Street
Eastern Ave
Coordinates
43.00476, -73.84273
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Eastern Ave last sell?
No public-record sale is on file for 21 Eastern Ave.
What is the current tax assessment for 21 Eastern Ave?
The most recent total assessment for 21 Eastern Ave (year 2025) is $165,800 with $4,433 in property tax.
When was 21 Eastern Ave built?
21 Eastern Ave was built in 1928.
How does 21 Eastern Ave compare to others on Eastern Ave?
We track 8 other properties on Eastern Ave. Browse the list under "Other properties on Eastern Ave" to compare beds, baths, and sale history.
What are the property facts for 21 Eastern Ave?
21 Eastern Ave is a 4 bed, 2 bath, 1,306 sqft, 6,534 sqft lot single_family.
Is 21 Eastern Ave a flip candidate?
No — 21 Eastern Ave does not appear in our flips dataset.
Is 21 Eastern Ave a tax-appeal candidate?
No — 21 Eastern Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+1.3%
Implied 1-yr
+5.2%
2026 Q3
$472.4K
2026 Q4
$478.1K
ZIP 12020 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Eastern Ave