Contra Costa County property record for 10 Summit Cir, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,888 sqft · built 1947 |
| Lot Size | 0.165 acres (7,200 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,408 (2025) |
| Deeds & Mortgages | Jan 2022 Mortgage Apr 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 179-100-018-3 |
| Primary APN | 179-100-018-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,888 sqft Living Area |
| 1st Floor Area | 1,248 sqft |
| Basement Area | 640 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1949 |
| Lot Area | 7,200 sqft (0.165 acres) |
| Garage Type | Attached |
| Garage Area | 187 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 10 SUMMIT CIR |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-4726 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R110 |
| Legal Description | HOMESTEAD RANCH LAKEWOOD #2 LOT 16 |
| Legal Subdivision | HOMESTEAD RANCH-LAKEWOOD 02 |
| Legal Lot Number | 16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 343002 |
Source: Contra Costa County records · APN 179-100-018-3
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 | 10 SUMMIT CIR, WALNUT CREEK, CA 94598-4726 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jan 12, 2022 | Deed of Trust, Mortgage · Conventional Mortgage NMSI INC |
| Apr 28, 2021 | Deed of Trust, Mortgage · Conventional Mortgage NMSI INC |
| Jun 20, 2017 | Grant Deed, Transfer US BK |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Apr 01, 2016 |
| Transfer Doc | 0000062309 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 10 SUMMIT CIR, WALNUT CREEK, CA 94598-4726 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 10 SUMMIT CIR, WALNUT CREEK, CA 94598-4726 |
| Document Number | 0000007355 |
|---|---|
| Date | Jan 12, 2022 |
| Instrument | 2022-007355 |
| Name | NMSI INC |
|---|---|
| Type | Mortgage Company |
| Address | ROWLAND HEIGHTS, CA 91748 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 10 SUMMIT CIR, WALNUT CREEK, CA 94598-4726 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 10 SUMMIT CIR, WALNUT CREEK, CA 94598-4726 |
| Document Number | 0000127315 |
|---|---|
| Date | Apr 28, 2021 |
| Instrument | 2021-127315 |
| Name | NMSI INC |
|---|---|
| Type | Mortgage Company |
| Address | ROWLAND HEIGHTS, CA 91748 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 01, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 20, 2017 |
| Property Address | 10 SUMMIT CIR, WALNUT CREEK, CA 94598-4726 |
| Document Number | 0000109993 |
| Instrument Date | Jun 14, 2017 |
| Instrument | 109993 |
| Transaction Type | Transfer |
| Record Updated | Jun 30, 2017 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,276.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 49 MARIPOSA WAY WALNUT CREEK CA 945984722, WALNUT CREEK, CA 94598-4722 |
| Document Number | 109994 |
|---|---|
| Date | Jun 20, 2017 |
| Instrument | 109994 |
| Name | US BK |
|---|---|
| Type | Bank |
| Address | OWENSBORO, KY 42301 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Jun 19, 2047 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| 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 | $341,665 (+2%) Land $156,357 Building $185,308 | |
| 2025 | $4,408.00 (+4.5%) Homeowner's exemption | $334,967 (+4.04%) Land $153,292 Building $181,675 |
| 2023 | $4,218.00 (+2.16%) Homeowner's exemption | $321,962 Land $147,341 Building $174,621 |
| 2022 | $4,129.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133430023, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · 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 | 1 in force |
| Wildfire Risk | Low lower than 63% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | 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 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Etheric Communications, LLC..
Based on FCC filings for 480 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system CA0110005, 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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