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Property profile & analytics
OFF-MARKET
Estimated value
$975,000
Specialty properties
414 Mason St 430 San Francisco, CA 94102-1708
Individually Owned
~
Est. High Equity
Property ID
US09-6143778
Property profile
Verified
Property type
Specialty properties
Use group
CHARITABLE ORGANIZATION
Year built
1911
Construction
CONCRETE
Total area
57,825 SF
Lot
0.22 ac (9,452 SF)
Zoning code
C3G
APN
0307 -008
UPID
US09-6143778
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
-
Rae Studios Gym & Fitness Center Theater & Performing Art Venue
-
Action Ticket LLC Event Planning
-
RAE Model & Talent Agency, LLC Marketing & Advertising Employment Agency
-
Z/A Studio - San Francisco Theater & Performing Art Venue Vocational School
-
Left Coast Theatre Co. Theater & Performing Art Venue
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$795k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.15M
Blend (final)
Blend
$975k
Owner & transaction history
W. Ferdon
W. Ferdon
4 recorded transactions
Zoning & alternative use
C3G · 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
Method
Estimation
Statistic approach
by Request
ML approach
$795,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$975k
Range $878k – $1.07M · ±10%
Realmo estimate · informational only.
These numbers are calculated by our models from public records and may not reflect actual market value.
Not an appraisal.
Verify with a licensed appraiser before transacting. Realmo accepts no liability for divergence from real-world outcomes.
View the full estimation — every method, every assumption
Confidence drivers & risk notes · Custom comparable set · Free for first 3 / day
Full estimation methodology
Every method · every assumption · confidence drivers
Price per SF
Sale + rent benchmarks
Subject property
$17 / 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
$43,196
Tax year 2024
Assessed value
$2,300,149
Assessed 2024
Previous assessed
$2,300,149
+0.0% YoY
Effective rate
1.88%
On assessed value
Assessed land
$1,363,371
Assessed improvement
$936,778
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
Specialty properties
Use group
CHARITABLE ORGANIZATION
Status
Off-Market
Year built
1911
Construction
CONCRETE
Heating
NONE
Cooling
YES
Stories
8
Units
2
Rooms
51
Bathrooms
17
Total area
57,825 SF
Lot
0.22 ac (9,452 SF)
Zoning code
C3G
APN
0307 -008
UPID
US09-6143778
Jurisdiction
SAN FRANCISCO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
C3G · San Francisco, CA
Zoning C3G · permitted uses
C3G · 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
1911
Construction
CONCRETE
Heating
NONE
Cooling
Yes
Stories
8
Units
2
Rooms
51
Bathrooms
17
Lot
0.22 ac
Current owner
From public records · entity-resolved
W. Ferdon
Individual
Mailing address
414 MASON ST, SAN FRANCISCO, CA 94102-1708
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
—
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
—
—
W. Ferdon
—
Deed Of Trust
related
$80,000 · Equityaide Real Estate Finance
—
—
William L Ferdon
—
Deed Of Trust
related
$471,556 · Ferdon Trust
—
—
W. Ferdon
—
Deed Of Trust
related
$200,000 · Individual
—
—
W. Ferdon III
—
Deed Of Trust
related
$100,000 · Wells Fargo Bank
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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