Santa Clara County property record for 840 E Duane Ave, Unit 3, Sunnyvale, CA 94085
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 4 ba · 1,773 sqft · built 2018 |
| Lot Size | 0.039 acres (1,716 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,293,000 (Jul 2020) |
| Tax Bill | $16,637 (2025) |
| Deeds & Mortgages | Apr 2020 Mortgage Dec 2019 Sale |
| Flood Zone | Zone AO (high risk) |
| APN | 205-68-080 |
| Primary APN | 205-68-080 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 6 Rooms |
| Stories | 3 Stories |
| Building Area | 1,773 sqft Living Area |
| 1st Floor Area | 441 sqft |
| 2nd Floor Area | 716 sqft |
| Upper Floors Area | 616 sqft |
| Year Built | Built 2018 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 1,716 sqft (0.039 acres) |
| Garage Area | 489 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Street Address | 840 E DUANE AVE UNIT 3, 3 |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94085-4543 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | MS |
| Legal Description | TR 10358 LOT 1 UNIT 0211 |
| Legal Subdivision | NOVA PH 5 |
| Legal Tract | 10358 |
| Legal Lot Number | 1 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1031 |
| Census Tract | 508708 |
Source: Santa Clara County records, as of October 20, 2025
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 840 E DUANE AVE UNIT 3, 3, SUNNYVALE, CA 94085-4543 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Apr 8, 2020 | Deed of Trust, Mortgage QUICKEN LNS |
| Dec 19, 2019 | Grant Deed, Transfer FIRST AMERICAN TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 14, 2020 · Amount on Record |
| Deed Sale | Jul 14, 2020 · Amount on Record |
| Prior Sale | Dec 19, 2019 · Amount on Record |
| Deed Document Number | 24535454 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Property Address | 840 E DUANE AVE UNIT 3, 3, SUNNYVALE, CA 94085-4543 |
| Document Number | 0024455101 |
| Instrument Date | Apr 8, 2020 |
| Transaction Type | Mortgage |
| Record Updated | May 11, 2020 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 4281 VERDIGRIS CIR SAN JOSE CA 951341548, SAN JOSE, CA 95134-1548 |
| Document Number | 0024455101 |
|---|---|
| Date | Apr 14, 2020 |
| Instrument | 24455101 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Apr 13, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Dec 19, 2019 |
| Property Address | 840 E DUANE AVE UNIT 3, 3, SUNNYVALE, CA 94085-4543 |
| Document Number | 0024362062 |
| Instrument Date | Dec 3, 2019 |
| Instrument | 24362062 |
| Transaction Type | Transfer |
| Record Updated | Jan 2, 2020 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $1,320.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 840 E DUANE AVE #3 SUNNYVALE CA 940854543, 3, SUNNYVALE, CA 94085-4543 |
Source: Santa Clara County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Sunnyvale City |
| Secondary School District | Fremont Union High School District (09 - 12) |
| Elementary School District | Sunnyvale Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $16,637.00 (+4.68%) | $1,399,312 (+4.04%) Land $699,575 Building $699,737 |
| 2023 | $15,893.00 (+1.6%) | $1,344,976 Land $672,410 Building $672,566 |
| 2022 | $15,643.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AO high risk · sheet flow 1–3 ft |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 10 individual policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 14 units insured incl. 4 condo units |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF SUNNYVALE serves 157,566 people · EPA ID CA4310014 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2024 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 63 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 814 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sail Internet.
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