Contra Costa County property record for 851 Niagara Ct, Concord, CA 94518
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,601 sqft · built 1967 |
| Lot Size | 0.211 acres (9,200 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $775,000 (May 2019) |
| Tax Bill | $10,475 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage Mar 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 145-061-056-1 |
| Primary APN | 145-061-056-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,601 sqft Living Area |
| Gross Area | 2,047 sqft |
| 1st Floor Area | 1,601 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 9,200 sqft (0.211 acres) |
| Lot Dimensions | 100 ft deep x 90 ft wide |
| Garage Type | Attached |
| Garage Area | 446 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 851 NIAGARA CT |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94518-3430 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R8 |
| Legal Description | TRACT 3631 LOT 11 EX MR |
| Legal Subdivision | SUBDIVISION 3631 |
| Legal Tract | 3631 |
| Legal Lot Number | 11 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 338201 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 851 NIAGARA CT, CONCORD, CA 94518-3430 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Jun 11, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC |
| Mar 9, 2020 | Deed of Trust, Mortgage QUICKEN LNS |
| May 31, 2019 | Grant Deed, Transfer · FHA Mortgage QUICKEN LNS |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 31, 2019 · Amount on File |
| Deed Sale | May 31, 2019 · Amount on File |
| Prior Sale | Apr 3, 2014 · Amount on File |
| Deed Document Number | 201980716 |
| Prior Transfer Date | Apr 12, 2004 |
| Prior Transfer Doc | 0000134235 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 851 NIAGARA CT, CONCORD, CA 94518-3430 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | ORANGE COAST TITLE |
| Name | Verified Name |
|---|---|
| Address | 851 NIAGARA CT, CONCORD, CA 94518-3430 |
| Document Number | 0000171183 |
|---|---|
| Date | Jun 11, 2021 |
| Instrument | 2021-171183 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 851 NIAGARA CT, CONCORD, CA 94518-3430 |
| Document Number | 0000048784 |
| Instrument Date | Mar 9, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Mar 19, 2020 |
| Title Company | AMROCK TITLE CA INC |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 851 NIAGARA CT CONCORD CA 945183430, CONCORD, CA 94518-3430 |
| Document Number | 0000048784 |
|---|---|
| Date | Mar 13, 2020 |
| Instrument | 48784 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Mar 12, 2050 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 31, 2019 |
| Property Address | 851 NIAGARA CT, CONCORD, CA 94518-3430 |
| Document Number | 0000080716 |
| Instrument Date | May 21, 2019 |
| Instrument | 80716 |
| Transaction Type | Transfer |
| Record Updated | Jun 11, 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 | $852.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 851 NIAGARA CT CONCORD CA 945183430, CONCORD, CA 94518-3430 |
| Document Number | 80717 |
|---|---|
| Date | May 31, 2019 |
| Instrument | 80717 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 30, 2049 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $881,813 (+2%) Land $540,466 Building $341,347 | |
| 2025 | $10,475.00 (+4.43%) Homeowner's exemption | $864,523 (+4.04%) Land $529,869 Building $334,654 |
| 2023 | $10,031.00 (+1.24%) Homeowner's exemption | $830,955 Land $509,295 Building $321,660 |
| 2022 | $9,908.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 1 (1982) |
| Most Recent Claim | Jan 1982 · Severe Storms, Flood, Mudslides & High Tide |
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: 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 406 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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