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Property profile & analytics
OFF-MARKET
Estimated value
$1,435,000
Office buildings
575 Prospect St, San Carlos, CA 94070-2025
Entity Owned
3-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US10-2040827
Property profile
Verified
Property type
Office buildings
Use group
PROFESSIONAL BUILDING
Year built
1965
Total area
1,684 SF
Lot
0.13 ac (5,460 SF)
Zoning code
R40000
APN
050-034-120
UPID
US10-2040827
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$1.35M
CAP Approach
CAP
$885k
Comparable Approach
Comparable
$1.46M
Blend (final)
Blend
$1.44M
Owner & transaction history
575 Prospect LLC · 3 yrs held
575 Prospect LLC
since 2022
Last sale
$1.5M
7 recorded transactions
Zoning & alternative use
R40000 · San Carlos, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Retail stores
$1.2M
+15.4%
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 Carlos submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs San Carlos 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
$1,360,000
ML approach
$1,350,000
CAP Approach
CAP Return
Estimation
6%
$960,000
6.5%
$885,000
7%
$820,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$1,080,000
Current use
RETAIL STORES
$1,245,000
Change: +15% · Conversion: Moderate
NEIGHBORHOOD: SHOPPING CENTER
$910,000
Change: -16% · Conversion: Difficult
Blend value · Realmo final
$1.44M
Range $1.29M – $1.58M · ±10% · vs last sale $1.50M (Oct 19 2022)
Last sale anchor
$1.50M
Oct 19 2022
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
$852 / 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
$18,818
Tax year 2024
Assessed value
$1,530,000
Assessed 2024
Previous assessed
$1,530,000
+0.0% YoY
Effective rate
1.23%
On assessed value
Assessed land
$1,448,400
Assessed improvement
$81,600
Applied tax rate
11.0000
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
PROFESSIONAL BUILDING
Status
Off-Market
Year built
1965
Heating
NONE
Stories
2
Total area
1,684 SF
Lot
0.13 ac (5,460 SF)
Zoning code
R40000
APN
050-034-120
UPID
US10-2040827
Jurisdiction
SAN MATEO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
R40000 · San Carlos, CA
Zoning R40000 · permitted uses
R40000 · San Carlos, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
San Carlos. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$1.1M
RETAIL STORES
Est. value
$1.2M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$910,000
OFFICE BUILDING Current
RETAIL STORES
NEIGHBORHOOD: SHOPPING CENTER
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Alternative use deep dive
Conversion cost · permit path · stabilized NOI per option
Building & site characteristics
From public records
Year built
1965
Heating
NONE
Stories
2
Lot
0.13 ac
Current owner
From public records · entity-resolved
575 Prospect LLC
Entity
Mailing address
504 MIDDLESEX RD, BELMONT, CA 94002-2527
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2022
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
13 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Nov 26, 2025
—
575 Prospect LLC
—
Deed
related
$3,546,000 · Preferred Bank
Oct 19, 2022
$1,500,000
575 Prospect LLC
Isca Assets 32 LLC
Grant Deed
$850,000 · Bank Of San Francisco
Jun 2, 2021
—
Isca Assets 32 LLC
—
Deed
related
$1,230,000 · Quanta Finance LLC
Aug 30, 2019
—
Isca Assets 32 LLC
—
Deed
related
$1,540,000 · Goldman Sachs Bank USA
Mar 31, 2017
—
Isca Assets 32 LLC
—
Deed
related
$1,840,000 · Lenders Funding LLC
Feb 6, 2015
$1,769,000
Isca Assets 32 LLC
Christos Parisis
Grant Deed
$1,312,500 · Lenders Funding LLC
Dec 30, 2014
$1,252,000
Christos Parisis
Giotinis M & A Trust
Grant Deed
$1,252,000 · Delue R S & R 1995 Trust (rt)
Jul 14, 2014
$1,925,000
Giotinis,michael & A Trust
Scattini Family Trust
Grant Deed
—
Jul 22, 2008
$1,220,000
Scattini Family Trust
Vavken,werner G
Grant Deed
$854,000 · Tamalpais Bank
Sep 8, 1997
—
Vavken Trust
Vavken Trust
Quit Claim Deed
related
—
Apr 28, 1994
—
Vavken Trust
Vavken,arnold J
Quit Claim Deed
related
—
—
—
Scattini,p & J Family Trust
—
Deed Of Trust
related
$315,000 · First Republic Bank
—
—
Isca Assets 32 LLC
—
Deed Of Trust
related
$1,840,000 · Vita Equipoise Equity Partners LLC Vita Equipoise Equity Partners 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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