Sonoma County property record for 543 Simpson St, Santa Rosa, CA 95401
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,157 sqft · built 1971 |
| Lot Size | 2.29 acres (1 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $405,000 (Jul 2019) |
| Tax Bill | $5,024 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage Jul 2019 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 010-530-008-000 |
| Primary APN | 010-530-008-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 1,157 sqft Living Area |
| Gross Area | 1,728 sqft |
| 1st Floor Area | 1,157 sqft |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 1 sqft |
| Garage Type | Attached |
| Garage Area | 571 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 010-530-008 |
|---|---|
| Street Address | 543 SIMPSON ST |
| City | SANTA ROSA |
| State | CA |
| Zip | 95401-5303 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYSR |
| Legal Description | LINCOLN MANOR SUB 1 LOT 52 |
| Legal Subdivision | LINCOLN MANOR SUB |
| Legal Block | 2 |
| Legal Lot Number | 52 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SANTA ROSA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 153002 |
543 Simpson St is owned and occupied by two individuals who bought it in July 2019.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 543 SIMPSON ST, SANTA ROSA, CA 95401-5303 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 9, 2021 | Deed of Trust, Mortgage · Conventional Mortgage ACQUIRE MORTGAGE AND REAL ESTATE INC |
| Jul 11, 2019 | Grant Deed, Transfer · Conventional with PMI ACQUIRE MTG & R/E INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 11, 2019 · Amount on File |
| Deed Sale | Jul 11, 2019 · Amount on File |
| Prior Sale | Apr 1, 1988 · Amount on File |
| Deed Document Number | 201947726 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 543 SIMPSON ST, SANTA ROSA, CA 95401-5303 |
| Transaction Type | Mortgage |
| Record Updated | Mar 29, 2021 |
| Title Company | NORTH AMER TTL CA DANVILLE |
| Name | Verified Name |
|---|---|
| Address | 543 SIMPSON ST, SANTA ROSA, CA 95401-5303 |
| Document Number | 0000027540 |
|---|---|
| Date | Mar 9, 2021 |
| Instrument | 2021027540 |
| Name | ACQUIRE MORTGAGE AND REAL ESTATE INC |
|---|---|
| Type | Non-Lending Institution |
| Address | SAN LUIS OBISPO, CA 93401 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Jul 11, 2019 |
| Property Address | 543 SIMPSON ST, SANTA ROSA, CA 95401-5303 |
| Document Number | 0000047726 |
| Instrument Date | Jul 3, 2019 |
| Instrument | 47726 |
| Transaction Type | Transfer |
| Record Updated | Jul 24, 2019 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $445.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 543 SIMPSON ST SANTA ROSA CA 954015303, SANTA ROSA, CA 95401-5303 |
| Document Number | 47727 |
|---|---|
| Date | Jul 11, 2019 |
| Instrument | 47727 |
| Name | ACQUIRE MTG & R/E INC |
|---|---|
| Address | SAN LUIS OBISPO, CA 93401 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jul 10, 2049 |
The 2025 property tax bill for 543 Simpson St was $5,024 with a homeowner's exemption.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Santa Rosa City |
| Elementary School District | Santa Rosa Elementary School District (KG - 06) |
| Secondary School District | Santa Rosa High School District (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $451,779 (+2%) Land $180,711 Building $271,068 | |
| 2025 | $5,024.00 Homeowner's exemption | $442,921 Land $177,168 Building $265,753 |
| 2023 | $4,872.00 (+6.73%) Homeowner's exemption | $425,725 Land $170,290 Building $255,435 |
| 2022 | $4,565.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 543 Simpson St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective February 15, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
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.
The area around 543 Simpson St has no burnable land within ember reach, so its wildfire risk is not rated.
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 SANTA ROSA serves 178,452 people · EPA ID CA4910009 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2023 |
| Lead | 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, 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 779 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, Sonic Telecom, Verizon.
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