840 Duane Ave
Sunnyvale, CA 94085
3 bd 4 ba 1,663 sqft Built 2019 condo_townhome_rowhome_coop
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 | $766,916 | $766,916 | $1,533,832 | $18,133 |
| 2024 | $766,916 | $766,916 | $1,533,832 | $17,478 |
| 2023 | $737,137 | $737,137 | $1,474,274 | $17,318 |
| 2022 | $722,684 | $722,684 | $1,445,368 | $17,043 |
| 2021 | $703,000 | $703,000 | $1,406,000 | $16,753 |
| 2020 | $642,500 | $642,500 | $1,285,000 | $15,285 |
| 2019 | $320,150 | $481,700 | $801,850 | $9,643 |
Property facts
Year built
2019
Property type
condo_townhome_rowhome_coop
Stories
3
Beds
3
Baths
4
Living area
1,663 sqft
Lot size
—
ZIP code
94085
City
Sunnyvale
Street
Duane Ave
Coordinates
37.38810, -122.00760
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 840 Duane Ave last sell?
No public-record sale is on file for 840 Duane Ave.
What is the current tax assessment for 840 Duane Ave?
The most recent total assessment for 840 Duane Ave (year 2025) is $1,533,832 with $18,133 in property tax.
When was 840 Duane Ave built?
840 Duane Ave was built in 2019.
How does 840 Duane Ave compare to others on Duane Ave?
We track 8 other properties on Duane Ave. Browse the list under "Other properties on Duane Ave" to compare beds, baths, and sale history.
What are the property facts for 840 Duane Ave?
840 Duane Ave is a 3 bed, 4 bath, 1,663 sqft condo_townhome_rowhome_coop.
Is 840 Duane Ave a flip candidate?
No — 840 Duane Ave does not appear in our flips dataset.
Is 840 Duane Ave a tax-appeal candidate?
No — 840 Duane 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
+3.1%
Implied 1-yr
+12.3%
2026 Q2
$1.88M
2026 Q3
$1.93M
ZIP 94085 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Duane Ave