991 Siena Dr, Gilroy, CA 95020 Property Records

Santa Clara County property record for 991 Siena Dr, Gilroy, CA 95020

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,140 sqft · built 2000
Lot Size	0.13 acres (5,675 sqft)
Owner	Individual Name on File
Last Sale	$360,000 (Jul 2001)
Flood Zone	Zone X (moderate risk)
APN	`790-58-054`

Property Details

APN / Parcel Number

Primary APN	`790-58-054`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,140 sqft Living Area
1st Floor Area	1,140 sqft

Exterior

Year Built	Built 2000
Architectural Style	Other
Construction Type	Wood
Lot Area	5,675 sqft (0.13 acres)
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	HVAC

Location & Zoning

Street Address	991 SIENA DR
City	GILROY
State	CA
Zip	95020-3240
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TR 9176 LOT 155
Legal Tract	9176
Legal Lot Number	155
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SOUTH SANTA CLARA VALLEY
Census Block Group	3
Census Block	3013
Census Tract	512505

Owner

Source: Santa Clara County records · APN 790-58-054

Assessment roll updated July 1, 2023 · Last verified August 2023

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	991 SIENA DR, GILROY, CA 95020-3240
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 20, 2001 · Amount on Record
Deed Sale	Jul 20, 2001 · Amount on Record
Deed Document Number	15783333
Record Updated	Jun 07, 2026

Tax Assessment & Valuation

Source: Santa Clara County records · Assessment roll updated July 1, 2023 · Last verified August 2023

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	Gilroy City
Unified School District	Gilroy Unified School District (KG - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Assessed Value
2023	$178,890 Land $127,782 Building $51,108

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of January 18, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Razzolink Fixed Wireless	500 / 250
Verizon Fixed Wireless	300 / 20
Etheric Communications, LLC. Fixed Wireless	250 / 100
Hankins Information Technology Fixed Wireless	100 / 20

May also be available: Frontier.

Based on FCC filings for 702 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF GILROY serves 59,426 people
Water Source	Groundwater
Last State Inspection	Feb 2025
Also Mapped Here	SANTA CLARA VALLEY WATER DISTRICT
Lead	2 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	Nitrate resolved · Jun 2022
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.