Ventura County property record for 1131 Treadwell Ave, Simi Valley, CA 93065
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,580 sqft · built 1964 |
| Lot Size | 0.154 acres (6,689 sqft) |
| Owner | Individual Name on File |
| Last Sale | $370,000 (Aug 2011) |
| Tax Bill | $5,787 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 639-0-062-055 |
| Primary APN | 639-0-062-055 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,580 sqft Living Area |
| 1st Floor Area | 817 sqft |
| 2nd Floor Area | 763 sqft |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Lot Area | 6,689 sqft (0.154 acres) |
| Lot Dimensions | 100 ft deep x 66 ft wide |
| Garage Area | 477 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Area | 400 sqft |
| Patio Area | 477 sqft |
| Street Address | 1131 TREADWELL AVE |
|---|---|
| City | SIMI VALLEY |
| State | CA |
| Zip | 93065-5041 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT: 145900 LOT: 68 REF: 037MR 076 |
| Legal Tract | 145900 |
| Legal Block | 62 |
| Legal Lot Number | 68 |
| Jurisdiction | VENTURA CA |
| Township / Civil Division | SIMI VALLEY |
| Census Block Group | 1 |
| Census Block | 1017 |
| Census Tract | 8004 |
1131 Treadwell Ave is owned and occupied by an individual who bought it in August 2011.
Source: Ventura County records, as of July 15, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1131 TREADWELL AVE, SIMI VALLEY, CA 93065-5041 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 1, 2011 · Amount on File |
| Deed Sale | Aug 1, 2011 · Amount on File |
| Prior Sale | Dec 22, 2010 · Amount on File |
| Deed Document Number | 2011111628 |
| Prior Transfer Date | Jul 12, 2011 |
| Prior Transfer Doc | 0000111629 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1131 Treadwell Ave was $5,787 with a homeowner's exemption, up 1.2% from the year before.
Source: Ventura County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | Ventura County |
| Municipality | Simi Valley City |
| Unified School District | Simi Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $474,021 (+2%) Land $237,011 Building $237,010 | |
| 2025 | $5,787.00 (+1.17%) Homeowner's exemption | $464,727 Land $232,364 Building $232,363 |
| 2024 | $5,720.00 (+6.38%) | |
| 2023 | $5,377.00 (+0.49%) Homeowner's exemption | $446,682 Land $223,341 Building $223,341 |
| 2022 | $5,351.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1131 Treadwell Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 23 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 23 in force |
| Nearby Flood Claims | 3 (1995–2008) |
| Claims Outside the SFHA | 1 of 3 |
| Most Recent Claim | May 2008 · other causes |
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.
Wildfire risk around 1131 Treadwell Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| 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 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 | GOLDEN STATE WATER COMPANY - SIMI VALLEY private · serves 45,086 people · EPA ID CA5610059 |
|---|---|
| Water Source | Purchased surface water from CALLEGUAS MUNICIPAL WATER DIST |
| Last State Inspection | Jul 2022 |
| Lead | 6 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 734 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| GigabitNow Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Rocket Broadband, T-Mobile, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures