BuildingCensus

100 SPEAR ST

Commercial Office · San Francisco

Active records here
6
business-tax + registry entities
Building area
215,062
sq ft (county roll)
Floors
21
county roll
Year built
1985
vintage
Assessed value
$180.1M
current roll
Assessed / sq ft
$837
assessed value per sq ft
Last sold
—
no transfer on record
Sale / sq ft
—
not derivable from the record

The building's own benchmarking filing

Energy performance

ENERGY STAR score
83
top quartile nationally
Site energy use
—
kBtu per sq ft per year
Reported emissions
—
tonnes CO₂e
Disclosed area
231,663
sq ft, 2025 filing

From the building's own filing under the City of Miami's benchmarking ordinance. An ENERGY STAR score of 75 or above means the building outperforms three quarters of comparable buildings nationally. It is a self-reported figure, verified by the city only to the extent the ordinance requires.

Public record — 6 matched business locations

Tenants & business locations

CompanySuite / floorSinceSourceMatch
Working Girls Cafe140Mar 2008sf_regaddress · medium
Yaskawa Electric America300Jun 2004sf_regaddress · medium
National Cable Communications810Dec 1998sf_regaddress · medium
Sentry Radio Sales1900Jan 1996sf_regaddress · medium
Christal Radio Sales Inc1950May 1984sf_regaddress · medium
Katz Communications Inc1900Oct 1968sf_regaddress · medium

San Francisco assessment roll

Parcel record

FieldValue
block/lot3717001
Site address100 SPEAR ST
Land use (DOR)COMO — Commercial Office
Building area (actual)215,062 sq ft
Floors / units / buildings21 / — / —
Lot size12,605 sq ft
Year built1985
Zoning (primary)—
Land value$57,963,245
Building value—
Total assessed value$180,072,222

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
100 SPEAR ST
City
San Francisco

Within ~650 m

Nearby office buildings

No other office parcels within ~650 m.

Frequently asked questions

Who owns 100 SPEAR ST?

No owning organisation is shown for this parcel. Where the county roll names a private individual as owner, BuildingCensus does not publish the name or mailing address.

What companies have offices at 100 SPEAR ST?

6 active business locations at this building appear in San Francisco public records, including Working Girls Cafe, Yaskawa Electric America, National Cable Communications, Sentry Radio Sales, Christal Radio Sales Inc. Public records under-count tenants that don't hold a local receipt or register the address.

How big is 100 SPEAR ST?

The county assessment roll records 215,062 sq ft of building area across 21 floors, built in 1985, on a 12,605 sq ft lot, with a current assessed value of $180,072,222.

Everything here comes from public records, and public records go stale. If you know better, say so.

Data provenance — public records only

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: San Francisco assessment roll, block/lot 3717001.