5620 MESMER AVE
Professional services building · West Los Angeles · 90230
At a glance
5620 MESMER AVE in West Los Angeles, CA is listed on the Los Angeles County property roll as “Professional services building”, AIN 4220015039. The roll records 24,570 sq ft of building area, a 1978 build year and an assessed value of $26,772,453. 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 |
|---|---|---|---|---|
| PLAYA VISTA REAL ESTATE LLC | — | Oct 2017 | LA business tax registry | address match · high |
Los Angeles County assessment roll
Parcel record
| Field | Value |
|---|---|
| AIN | 4220015039 |
| Site address | 5620 MESMER AVE |
| Land use (DOR) | 1901 — Professional services building |
| Building area (actual) | 24,570 sq ft |
| Floors / units / buildings | — / — / 1 |
| Lot size | — |
| Year built | 1978 |
| Zoning (primary) | — |
| Land value | $23,425,898 |
| Building value | — |
| Total assessed value | $26,772,453 |
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
- 5620 MESMER AVE
- City
- West Los Angeles
- ZIP
- 90230
- Coordinates
- 33.98577, -118.39984
Within ~650 m
Nearby office buildings
- 6181 CENTINELA AVE0 tenants
283,733 sq ft · 2021
- 11975 W BLUFF CREEK DRIVE0 tenants
134,345 sq ft · 2015
- 12101 W BLUFF CREEK DR0 tenants
117,977 sq ft · 1942
- 6101 W CENTINELA AVE3 tenants
111,808 sq ft · 1980
- 6601 CENTER DR W10 tenants
106,921 sq ft · 1991
- 12025 E WATERFRONT DR0 tenants
85,837 sq ft · 2009
How does 5620 MESMER AVE compare with other Los Angeles office buildings?
At 24,570 sq ft, 5620 MESMER AVE is about 28% larger than 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 $1090 per square foot of building area, against $306 across all office floor area on the roll.
Does the owner of 5620 MESMER 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 “Professional Building” mean for this parcel?
The Los Angeles County roll classifies AIN 4220015039 as “Professional Building” (use code 1901). 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 5620 MESMER AVE?
Los Angeles County's published roll does not include owner names, so no owner is shown.
What companies have offices at 5620 MESMER AVE?
1 active business locations at this building appear in Los Angeles County public records, including PLAYA VISTA REAL ESTATE LLC. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 5620 MESMER AVE?
The Los Angeles County roll records 24,570 sq ft of building area, a build year of 1978.
What is the assessed value of 5620 MESMER AVE?
$26,772,453 on the Los Angeles County roll. Assessed values are taxable-roll figures, not market prices.
What is the AIN for 5620 MESMER AVE?
AIN 4220015039, site address 5620 MESMER AVE, West Los Angeles. It is the key to look the parcel up in the County Assessor annual roll (Los Angeles County).
More around 5620 MESMER 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 4220015039.
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, “5620 MESMER AVE, West Los Angeles, CA (AIN 4220015039)”, https://buildingcensus.com/offices/la/office-building-be9c16c6 (data as of September 20, 2026).