555 S AVIATION BLVD
Office building — one story · El Segundo · 90245
At a glance
555 S AVIATION BLVD in El Segundo, CA is listed on the Los Angeles County property roll as “Office building — one story”, AIN 4138009004. The roll records 257,506 sq ft of building area, a 1966 build year and an assessed value of $185,191,200.
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 | 4138009004 |
| Site address | 555 S AVIATION BLVD |
| Land use (DOR) | 1700 — Office building — one story |
| Building area (actual) | 257,506 sq ft |
| Floors / units / buildings | — / — / 5 |
| Lot size | — |
| Year built | 1966 |
| Zoning (primary) | — |
| Land value | $75,429,000 |
| Building value | — |
| Total assessed value | $185,191,200 |
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
- 555 S AVIATION BLVD
- City
- El Segundo
- ZIP
- 90245
- Coordinates
- 33.90850, -118.37992
Within ~650 m
Nearby office buildings
- 2301 ROSECRANS AVE3 tenants
312,794 sq ft · 2001
- 777 S AVIATION BLVD1 tenants
303,934 sq ft · 1968
- 300 S DOUGLAS ST0 tenants
296,083 sq ft · 1975
- 2383 UTAH AVE0 tenants
203,587 sq ft · 1968
- 840 APOLLO ST8 tenants
197,085 sq ft · 1979
- 2361 ROSECRANS AVE1 tenants
195,759 sq ft · 1991
How does 555 S AVIATION BLVD compare with other Los Angeles office buildings?
At 257,506 sq ft, 555 S AVIATION BLVD is about 13 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 $719 per square foot of building area, against $306 across all office floor area on the roll.
Does the owner of 555 S AVIATION 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 4138009004 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 555 S AVIATION BLVD?
Los Angeles County's published roll does not include owner names, so no owner is shown.
What companies have offices at 555 S AVIATION 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 555 S AVIATION BLVD?
The Los Angeles County roll records 257,506 sq ft of building area, a build year of 1966.
What is the assessed value of 555 S AVIATION BLVD?
$185,191,200 on the Los Angeles County roll. Assessed values are taxable-roll figures, not market prices.
What is the AIN for 555 S AVIATION BLVD?
AIN 4138009004, site address 555 S AVIATION BLVD, El Segundo. It is the key to look the parcel up in the County Assessor annual roll (Los Angeles County).
More around 555 S AVIATION 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 4138009004.
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, “555 S AVIATION BLVD, El Segundo, CA (AIN 4138009004)”, https://buildingcensus.com/offices/la/office-building-dd7ebd7e (data as of September 20, 2026).