Contra Costa County property record for 170 Miramonte Rd, Walnut Creek, CA 94597
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,479 sqft · built 1960 |
| Lot Size | 0.325 acres (14,175 sqft) |
| Owner | Company Name on File |
| Last Sale | $643,000 (May 2003) |
| Tax Bill | $11,307 (2025) |
| Deeds & Mortgages | May 2021 Transfer May 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 175-150-007-3 |
| Primary APN | 175-150-007-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,479 sqft Living Area |
| 1st Floor Area | 1,479 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 14,175 sqft (0.325 acres) |
| Garage Type | Attached |
| Garage Area | 431 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 170 MIRAMONTE RD |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-3456 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15 |
| Legal Description | HIGHLAND MANOR #1 LOT 22 |
| Legal Subdivision | HIGHLAND MANOR 01 |
| Legal Lot Number | 22 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 340004 |
Source: Contra Costa County records · APN 175-150-007-3
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 170 MIRAMONTE RD, WALNUT CREEK, CA 94597-3456 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| May 14, 2021 | Intrafamily Transfer, Transfer |
| May 14, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 13, 2003 · Amount on Record |
| Deed Sale | May 13, 2003 · Amount on Record |
| Prior Sale | Aug 28, 2002 · Amount on Record |
| Deed Document Number | 2003220923 |
| Last Transfer Date | Dec 06, 2010 |
| Transfer Doc | 0000043545 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 14, 2021 |
| Property Address | 170 MIRAMONTE RD, WALNUT CREEK, CA 94597-3456 |
| Document Number | 0000144449 |
| Map Reference | MB 33 PG 29 |
| Instrument Date | Mar 19, 2021 |
| Instrument | 2021-144449 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 170 MIRAMONTE RD, WALNUT CREEK, CA 94597-3456 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 14, 2021 |
| Property Address | 170 MIRAMONTE RD, WALNUT CREEK, CA 94597-3456 |
| Document Number | 0000144447 |
| Map Reference | MB 33 PG 29 |
| Instrument Date | Mar 19, 2021 |
| Instrument | 2021-144447 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 170 MIRAMONTE RD, WALNUT CREEK, CA 94597-3456 |
| Document Number | 0000144448 |
|---|---|
| Date | May 14, 2021 |
| Instrument | 2021-144448 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Apr 01, 2051 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $949,887 (+2%) Land $605,687 Building $344,200 | |
| 2025 | $11,307.00 (+3.9%) Homeowner's exemption | $931,262 (+4.04%) Land $593,811 Building $337,451 |
| 2023 | $10,883.00 (+2.23%) Homeowner's exemption | $895,102 Land $570,753 Building $324,349 |
| 2022 | $10,646.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 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 8 (10% premium discount) |
| Nearby Flood Policies | 2 in force |
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile USA.
Based on FCC filings for 532 locations within half a mile of this property.
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 | EAST BAY MUD serves 1,468,000 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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