Entity Owned
No photos on file
For Sale
Contact for pricing
678 Ralston Ave, Belmont, CA 94002
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Year built
1961
Total area
2,885 SF
Lot
0.36 ac (15,717 SF)
Zoning code
C30000
APN
040-313-280
UPID
US09-3063178
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
(Bike/Boat/Book/etc) Store
-
(Bike/Boat/Book/etc) Store
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$4.55M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$4.55M
Owner & transaction history
since 2026
Last sale
$4.6M
5 recorded transactions
Zoning & alternative use
C30000 · Belmont, CA
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
17% off on annual
Unlock the complete Valuation workflow
Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 13 comparables with addresses
Sensitivity value band
Source audit · 6 inputs
PDF export
Analytics Standard · 5 reports
from $99/month
from $99/month
Summary
1
Valuation conclusion
Included free
Estimated market value
$4.55M
Value range
$4.10M – $5.01M
±10% around blend
Estimated value / SF
$1,577 / SF
Confidence
High
13 county-verified comps
Property data
100
Market benchmarks
33
Comparable evidence
100
$4.10M
blend $4.55M
$5.01M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
2,885 SF
Lot area
0.36 ac
Year built
1961
Stories
1
APN
040-313-280
Zoning
C30000
Assessed value
$621,531
Annual tax
$8,780
3
Income approach: direct capitalization
Partial preview
Not enough income data on file for a CAP-approach estimation.
4
Sales comparison
Partial preview
Sales approach indication
$1.92M
Weighted, 13 comps · high confidence
Evidence
13 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
13.6 mi away · 3,663 SF
15.0 mi away · 3,720 SF
15.0 mi away · 3,360 SF
15.9 mi away · 2,160 SF
18.8 mi away · 3,600 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$4.55M
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
County 168 sales
$641
+146%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $1,577/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
County record
Operating expenses
Not available
Market rent
Not available
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: replacement-cost inputs are not on file.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
17% off on annual
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 13 sales
Market rates by use type
PDF export
Analytics Standard · 5 reports
from $99/month
from $99/month
Overview
Implied cap rate
2.20%
Implied, in-place cap rate for this office buildings
Estimated NOI ÷ last recorded sale. Refine with your own numbers in the full report.
NOI (est.)
$319k *
Last sale · Feb 2026
$4.55M
* derived from a real price signal at a 7% cap
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$14.48M
Move the market yield to see immediate price impact.
Value / SF
$5,018
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
1.70%2.20%2.70%
$287k
$16.86M
$13.03M
$10.62M
$319k
$18.74M
$14.48M
$11.80M
$350k
$20.61M
$15.92M
$12.98M
NOI sensitivity ±10% across the selected-rate band (±0.5 pp) — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
13 found
High confidence · county-verified
Closest comparable
$1.35M
8.3 mi · Apr 2026 · $569/SF
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$8,780
Tax year 2024
Assessed value
$621,531
Assessed 2024
Previous assessed
$621,531
+0.0% YoY
Effective rate
1.41%
On assessed value
Assessed land
$486,879
Assessed improvement
$134,652
Applied tax rate
3.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Status
For Sale
Year built
1961
Heating
NONE
Stories
1
Total area
2,885 SF
Lot
0.36 ac (15,717 SF)
Zoning code
C30000
APN
040-313-280
UPID
US09-3063178
Jurisdiction
SAN MATEO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
C30000 · Belmont, CAZoning C30000 · permitted uses
C30000 · Belmont, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Building & site characteristics
From public records
Year built
1961
Heating
NONE
Stories
1
Lot
0.36 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
C30000
Jurisdiction
Belmont, CA
Recorded code
C30000
Zoning Insight
What can be built and operated here — officially.
The district profile from the municipal source: what is on file for C30000 in Belmont, CA.
What opens after registration
Zoning profile
Official documentVerified municipal sources with file download
Match provenanceAssignment basis, match tier and confidence
Private report access
See the official zoning profile for this address.
Registration is required before the official district profile is shown.
One complete report on every paid plan · 5 · 30 · 100 reports per month.
Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
Private report access
See the ownership record for this address.
Registration is required before any owner information is shown.
One complete report on every paid plan · 5 · 30 · 100 reports per month.
Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
Full reports are paid
Unlock the full Property Analytics report
Pick a plan to open full owner contacts, all 4 valuations with methodology, the refine flow, comparable adjustments, the foot-traffic deep dive and PDF / CSV export. Cancel anytime.
