Los Angeles County property record for 3109 Via Maderas St, Altadena, CA 91001
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,800 sqft · built 1966 |
| Lot Size | 0.232 acres (10,085 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,079 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 5843-015-031 |
| Primary APN | 5843-015-031 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,800 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1966 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 10,085 sqft (0.232 acres) |
| Lot Dimensions | 120 ft deep x 77 ft wide |
| Garage Type | Attached |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Water Source | Commercial |
| Street Address | 3109 VIA MADERAS ST |
|---|---|
| City | ALTADENA |
| State | CA |
| Zip | 91001-1548 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR17500* |
| Legal Description | LOT COM N 12 29 W 60.5 FT FROM INTER- SECTION OF E LINE OF LAND DESC IN DOC NO 678, 10-27-65 TO HELEN N GRIFFIN WITH A LINE PARALLEL WITH AND DIST NW AT R/A 118 FT FROM NW LINE OF LOT 1 TR NO 22913 PART OF LOT 6 IN SEC 3 T 1N R 12W |
| Legal Range | 12W |
| Legal Township | 01N |
| Legal Section | 03 |
| Legal Block | 2 |
| Legal Lot Number | 6 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | PASADENA |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 460101 |
Source: Los Angeles County records · APN 5843-015-031
Assessment roll updated May 21, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3109 VIA MADERAS ST, ALTADENA, CA 91001-1548 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Unified School District | Pasadena Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $2,079.00 (+5.27%) Homeowner's exemption | $135,657 (+0.2%) Land $37,935 Building $97,722 |
| 2023 | $1,975.00 (+106.59%) Homeowner's exemption | $135,390 Land $40,513 Building $94,877 |
| 2022 | $956.00 |
Source: FEMA National Flood Hazard Layer as of September 30, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 7 in force |
| Wildfire Risk | Very High above 92% of the US · above 76% of California |
|---|---|
| Wildfire Likelihood | 2% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
May also be available: Verizon.
Based on FCC filings for 549 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
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 | RUBIO CANON LAND & WATER ASSOCIATION private · serves 6,646 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2022 |
| 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 | 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.
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