Orange County property record for 648 Hamilton St, Costa Mesa, CA 92627
| Property Type | Commercial |
|---|---|
| Details | 5,080 sqft · built 1953 |
| Lot Size | 1.1 acres (48,272 sqft) |
| Owner | Company Name on File |
| Tax Bill | $2,370 (2025) |
| Deeds & Mortgages | Oct 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 422-211-28 |
| Primary APN | 422-211-28 |
|---|
| Stories | 1 Story |
|---|
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Lot Area | 48,272 sqft |
| Street Address | 648 HAMILTON ST |
|---|---|
| City | COSTA MESA |
| State | CA |
| Zip | 92627 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Description | N TR 9 BLK LOT 38 TR 9 LOT 38 POR OF LOT |
| Legal Subdivision | COSTA MESA 9 |
| Legal Tract | 9 |
| Legal Lot Number | 38 |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | CENTRAL COAST |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 63701 |
648 Hamilton St, a commercial property, is owned by a company and is owner-occupied.
Source: Orange County records, as of August 4, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 657 VICTORIA ST, COSTA MESA, CA 92627-2526 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ORANGE CA |
| Recording Date | Oct 1, 2018 |
| Property Address | 648 HAMILTON ST, COSTA MESA, CA 92627 |
| Document Number | 0000357453 |
| Instrument Date | Sep 12, 2018 |
| Instrument | 357453 |
| Transaction Type | Transfer |
| Record Updated | Oct 10, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 657 VICTORIA ST COSTA MESA CA 926272526, COSTA MESA, CA 92627-2526 |
The 2025 property tax bill for 648 Hamilton St was $2,370 with an additional exemption.
Source: Orange County assessment roll, as of August 4, 2026
| Type | Name |
|---|---|
| State | California |
| County | Orange County |
| Municipality | Costa Mesa City |
| Unified School District | Newport-Mesa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $492,088 (+2%) Land $310,330 Building $181,758 | |
| 2025 | $2,370.00 Additional exemption filed | $482,440 Land $304,245 Building $178,195 |
| 2023 | $2,079.00 (+16.02%) Additional exemption filed | $463,707 Land $292,431 Building $171,276 |
| 2022 | $1,792.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 648 Hamilton St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 27, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 648 Hamilton 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 | MESA WATER DISTRICT serves 110,000 people · EPA ID CA3010004 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2024–2026) 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 784 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Cosmo Network Solutions Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile, Verizon.
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