2863 WALNUT AVE
Office building — one story · Signal Hill · 90755
At a glance
2863 WALNUT AVE in Signal Hill, CA is listed on the Los Angeles County property roll as “Office building — one story”, AIN 7212008044. The roll records 3,640 sq ft of building area, a 1938 build year and an assessed value of $1,099,782. 1 active business locations at this address appear in public records.
Public record — 1 matched business locations
Tenants & business locations
| Company | Suite / floor | Since | Source | Match |
|---|---|---|---|---|
| LOS ALTOS CONSTRUCTION INC | — | Jan 2025 | LA business tax registry | address match · high |
Los Angeles County assessment roll
Parcel record
| Field | Value |
|---|---|
| AIN | 7212008044 |
| Site address | 2863 WALNUT AVE |
| Land use (DOR) | 1700 — Office building — one story |
| Building area (actual) | 3,640 sq ft |
| Floors / units / buildings | — / 1 / 3 |
| Lot size | — |
| Year built | 1938 |
| Zoning (primary) | — |
| Land value | $836,344 |
| Building value | — |
| Total assessed value | $1,099,782 |
Recorded owner (assessment roll)
No owning organisation shown. Where the county roll names a private individual, the name and mailing address are not published here.
Location
- Address
- 2863 WALNUT AVE
- City
- Signal Hill
- ZIP
- 90755
- Coordinates
- 33.80934, -118.17255
Within ~650 m
Nearby office buildings
- 1401 E WILLOW ST0 tenants
37,388 sq ft · 1990
- 2633 CHERRY AVE0 tenants
36,014 sq ft · 1971
- 3075 WALNUT AVE0 tenants
21,440 sq ft · 1970
- 1100 E WILLOW ST0 tenants
14,390 sq ft · 1979
- 2650 CHERRY AVE0 tenants
12,403 sq ft · 1930
- 2651 WALNUT AVE0 tenants
12,294 sq ft · 1979
How does 2863 WALNUT AVE compare with other Los Angeles office buildings?
At 3,640 sq ft, 2863 WALNUT AVE is less than a fifth the size of the average office building on the Los Angeles County roll, which comes to 19,230 sq ft across 19,626 buildings.
Its assessed value works out to $302 per square foot of building area, against $306 across all office floor area on the roll.
Does the owner of 2863 WALNUT AVE hold other Los Angeles office property?
Los Angeles County's published roll does not include owner names, so no owner is shown for any parcel in this metro.
What does “Office Building” mean for this parcel?
The Los Angeles County roll classifies AIN 7212008044 as “Office Building” (use code 1700). BuildingCensus includes a parcel in its office census when the roll gives it an office-class use, so the label is the county's, not an inference.
Frequently asked questions
Who owns 2863 WALNUT AVE?
Los Angeles County's published roll does not include owner names, so no owner is shown.
What companies have offices at 2863 WALNUT AVE?
1 active business locations at this building appear in Los Angeles County public records, including LOS ALTOS CONSTRUCTION INC. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 2863 WALNUT AVE?
The Los Angeles County roll records 3,640 sq ft of building area, a build year of 1938.
What is the assessed value of 2863 WALNUT AVE?
$1,099,782 on the Los Angeles County roll. Assessed values are taxable-roll figures, not market prices.
What is the AIN for 2863 WALNUT AVE?
AIN 7212008044, site address 2863 WALNUT AVE, Signal Hill. It is the key to look the parcel up in the County Assessor annual roll (Los Angeles County).
More around 2863 WALNUT AVE
Everything here comes from public records, and public records go stale. If you know better, say so.
Data provenance — public records only
- Los Angeles County — County Assessor annual roll (use codes, areas, values; California law redacts owner names from bulk data) and the city Office of Finance active-business registry, whose addresses carry floor and suite numbers.
Every fact on this page is drawn from the government records above — no listing sites, no scraped platforms, no third-party images. Facts from public records are uncopyrightable; each tenancy row carries its source and match confidence. Records can lag reality — a business-tax receipt or registration at an address is evidence of occupancy, not a lease confirmation.
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Dataset updated . Source: Los Angeles County assessment roll, AIN 7212008044.
About this data
Source: County Assessor annual roll (Los Angeles County), as published September 20, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “2863 WALNUT AVE, Signal Hill, CA (AIN 7212008044)”, https://buildingcensus.com/offices/la/office-building-8d492981 (data as of September 20, 2026).