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Property profile & analytics
FOR LEASE
Office buildings
1301 Sansome St San Francisco, CA 94111
Individually Owned
28-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-6148927
For Lease
1 / 2
$6,225,000
1301 Sansome St, San Francisco, CA 94111
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1908
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
35,466 SF
Lot
0.19 ac (8,208 SF)
Zoning code
C2
APN
0085 -005
UPID
US09-6148927
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Financial Times Group Financial Advisor
-
Grove Collaborative Corporate Office
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$6.23M
Owner & transaction history
Cynthia K Birmingham · 28 yrs held
Cynthia K Birmingham
since 1997
7 recorded transactions
Zoning & alternative use
C2 · San Francisco, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs San Francisco submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs San Francisco submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
$176 / SF
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$87,189
Tax year 2024
Assessed value
$7,375,514
Assessed 2024
Previous assessed
$7,375,514
+0.0% YoY
Effective rate
1.18%
On assessed value
Assessed land
$1,917,691
Assessed improvement
$5,457,823
Applied tax rate
1.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING
Status
For Lease
Year built
1908
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
4
Units
1
Rooms
23
Bathrooms
4
Total area
35,466 SF
Lot
0.19 ac (8,208 SF)
Zoning code
C2
APN
0085 -005
UPID
US09-6148927
Jurisdiction
SAN FRANCISCO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
C2 · San Francisco, CA
Zoning C2 · permitted uses
C2 · San Francisco, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
San Francisco. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1908
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
4
Units
1
Rooms
23
Bathrooms
4
Lot
0.19 ac
Current owner
From public records · entity-resolved
Cynthia K Birmingham
Individual
Mailing address
1605 MONTGOMERY ST, SAN FRANCISCO, CA 94111-1008
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
1997
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
10 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 21, 2020
—
945 Battery LLC
—
Deed
related
$35,000,000 · Voya Inv Mgmt Co LLC
Aug 21, 1998
—
1301 Sansome LLC
—
Grant Deed
related
$4,600,000 · Pacific Bank NA
Jul 31, 1998
—
1301 Sansome LLC
—
Grant Deed
related
$3,500,000 · Mid Peninsula Bank
Oct 10, 1997
—
Cynthia K Birmingham
Birmingham,rob
Quit Claim Deed
related
$600,000 · Golden Gate Bank
Aug 1, 1990
—
Levi Strauss Ass
Estate Of Estell
Grant Deed
related
—
—
—
1301 Sansome LLC
—
Deed Of Trust
related
$8,750,000 · Miscellaneous Ins Co
—
—
1301 Sansome LLC
—
Deed Of Trust
related
$8,750,000 · Miscellaneous Ins Co
—
—
1301 Sansome LLC
—
Deed Of Trust
related
$18,000,000 · Prudential Insurance Co
—
—
1301 Sansome LLC
—
Deed Of Trust
related
$20,200,000 · Cibc INC
—
—
945 Battery LLC
—
Deed Of Trust
related
$35,000,000 · Voya Inv Mgmt Co LLC
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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