355 E COLORADO BLVD
Office building — one story · Pasadena · 91101
At a glance
355 E COLORADO BLVD in Pasadena, CA is listed on the Los Angeles County property roll as “Office building — one story”, AIN 5723027034. The roll records 136,360 sq ft of building area, a 1963 build year and an assessed value of $10,744,594.
Public record — 0 matched business locations
Tenants & business locations
No active business locations at this address appear in the public records ingested so far. That is a statement about the records, not the building: tenants without a county business-tax receipt or a Florida registration at this address are invisible to public data.
Los Angeles County assessment roll
Parcel record
| Field | Value |
|---|---|
| AIN | 5723027034 |
| Site address | 355 E COLORADO BLVD |
| Land use (DOR) | 1700 — Office building — one story |
| Building area (actual) | 136,360 sq ft |
| Floors / units / buildings | — / — / 1 |
| Lot size | — |
| Year built | 1963 |
| Zoning (primary) | — |
| Land value | $630,480 |
| Building value | — |
| Total assessed value | $10,744,594 |
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
- 355 E COLORADO BLVD
- City
- Pasadena
- ZIP
- 91101
- Coordinates
- 34.14637, -118.14398
Within ~650 m
Nearby office buildings
- 101 S MARENGO AVE0 tenants
345,558 sq ft · 1974
- 393 E WALNUT ST1 tenants
332,753 sq ft · 1983
- 177 E COLORADO BLVD7 tenants
295,284 sq ft · 1970
- 385 E COLORADO BLVD1 tenants
262,988 sq ft · 2003
- 135 N LOS ROBLES AVE0 tenants
178,502 sq ft · 1988
- 199 S LOS ROBLES AVE5 tenants
158,996 sq ft · 1983
How does 355 E COLORADO BLVD compare with other Los Angeles office buildings?
At 136,360 sq ft, 355 E COLORADO BLVD is about 7 times 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 $79 per square foot of building area, against $306 across all office floor area on the roll.
Does the owner of 355 E COLORADO BLVD 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 5723027034 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 355 E COLORADO BLVD?
Los Angeles County's published roll does not include owner names, so no owner is shown.
What companies have offices at 355 E COLORADO BLVD?
No business locations at this building appear in the public records ingested so far — no licence, tax or registry record currently lists this address; that is a gap in the record, not proof the building is empty.
How big is 355 E COLORADO BLVD?
The Los Angeles County roll records 136,360 sq ft of building area, a build year of 1963.
What is the assessed value of 355 E COLORADO BLVD?
$10,744,594 on the Los Angeles County roll. Assessed values are taxable-roll figures, not market prices.
What is the AIN for 355 E COLORADO BLVD?
AIN 5723027034, site address 355 E COLORADO BLVD, Pasadena. It is the key to look the parcel up in the County Assessor annual roll (Los Angeles County).
More around 355 E COLORADO BLVD
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 5723027034.
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, “355 E COLORADO BLVD, Pasadena, CA (AIN 5723027034)”, https://buildingcensus.com/offices/la/office-building-8dbebcb2 (data as of September 20, 2026).