1099 Duncan Ave
Sunnyvale, CA 94089
3 bd 2 ba 1,333 sqft Built 1954 Lot 6,829 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 | $301,382 | $1,205,531 | $1,506,913 | $17,944 |
| 2024 | $301,382 | $1,205,531 | $1,506,913 | $17,299 |
| 2023 | $275,000 | $1,100,000 | $1,375,000 | $16,285 |
| 2022 | $284,000 | $1,136,000 | $1,420,000 | $16,869 |
| 2021 | $203,848 | $566,252 | $770,100 | $9,362 |
| 2020 | $201,758 | $560,446 | $762,204 | $9,162 |
| 2019 | $197,802 | $549,457 | $747,259 | $8,958 |
| 2018 | $193,924 | $538,684 | $732,608 | $8,779 |
| 2017 | $190,122 | $528,122 | $718,244 | $8,665 |
| 2016 | $186,395 | $517,767 | $704,162 | $8,328 |
| 2015 | $183,596 | $509,990 | $693,586 | $8,375 |
| 2014 | $180,000 | $500,000 | $680,000 | $8,209 |
| 2013 | $42,039 | $98,129 | $140,168 | $1,878 |
| 2012 | $27,755 | $19,475 | $47,230 | $712 |
| 2010 | $27,211 | $19,094 | $46,305 | $638 |
| 2009 | $27,008 | $18,952 | $45,960 | $632 |
| 2008 | $26,543 | $18,626 | $45,169 | $611 |
| 2007 | $26,023 | $18,261 | $44,284 | $596 |
Property facts
Year built
1954
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,333 sqft
Lot size
6,829 sqft
ZIP code
94089
City
Sunnyvale
Street
Duncan Ave
Coordinates
37.40257, -122.02425
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 1099 Duncan Ave last sell?
No public-record sale is on file for 1099 Duncan Ave.
What is the current tax assessment for 1099 Duncan Ave?
The most recent total assessment for 1099 Duncan Ave (year 2025) is $1,506,913 with $17,944 in property tax.
When was 1099 Duncan Ave built?
1099 Duncan Ave was built in 1954.
How does 1099 Duncan Ave compare to others on Duncan Ave?
We track 3 other properties on Duncan Ave. Browse the list under "Other properties on Duncan Ave" to compare beds, baths, and sale history.
What are the property facts for 1099 Duncan Ave?
1099 Duncan Ave is a 3 bed, 2 bath, 1,333 sqft, 6,829 sqft lot single_family.
Is 1099 Duncan Ave a flip candidate?
No — 1099 Duncan Ave does not appear in our flips dataset.
Is 1099 Duncan Ave a tax-appeal candidate?
No — 1099 Duncan 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
+9.2%
Implied 1-yr
+36.6%
2026 Q2
$1.35M
2026 Q3
$1.35M
ZIP 94089 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Duncan Ave