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Property profile & analytics
OFF-MARKET
Estimated value
$3,410,000
Office buildings
420 Sierra College Dr Grass Valley, CA 95945-5091
Entity Owned
24-yr Hold
~
Est. High Equity
Property ID
US09-1656449
Property profile
Verified
Property type
Office buildings
Use group
PROFESSIONAL BUILDING
Year built
2009
Construction
WOOD
Total area
21,520 SF
Lot
2.54 ac (110,642 SF)
Zoning code
C
APN
035-530-012-000
UPID
US09-1656449
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
-
Sierra Nevada Children's Services Charitable Organization Social Service Agency
-
Colantuono, Highsmith & Whatley, PC Law Firm
-
Scinto Group, LLP Accounting Firm Tax Preparation
-
Sustainable Energy Group Solar Energy Company
-
Ostrofe Financial Consultants, Inc. Financial Advisor
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$4.29M
Comparable Approach
Comparable
$3.47M
Blend (final)
Blend
$3.41M
Owner & transaction history
Br Properties LLC · 24 yrs held
Br Properties LLC
since 2001
7 recorded transactions
Zoning & alternative use
C · Grass Valley, 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 Grass Valley submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Grass Valley 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
by Request
CAP Approach
CAP Return
Estimation
6%
$4,650,000
6.5%
$4,290,000
7%
$3,985,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$3,670,000
Current use
COMMERCIAL (GENERAL)
$3,520,000
Change: -4% · Conversion: Easy
RETAIL STORES
$3,150,000
Change: -14% · Conversion: Moderate
Blend value · Realmo final
$3.41M
Range $3.07M – $3.75M · ±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
$158 / 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
$41,914
Tax year 2024
Assessed value
$3,820,200
Assessed 2024
Previous assessed
$3,820,200
+0.0% YoY
Effective rate
1.10%
On assessed value
Assessed land
$347,300
Assessed improvement
$3,472,900
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
PROFESSIONAL BUILDING
Status
Off-Market
Year built
2009
Construction
WOOD
Heating
NONE
Stories
2
Units
1
Total area
21,520 SF
Lot
2.54 ac (110,642 SF)
Zoning code
C
APN
035-530-012-000
UPID
US09-1656449
Jurisdiction
NEVADA
Zoning & alternative use
C · Grass Valley, CA
Zoning C · permitted uses
C · Grass Valley, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Grass Valley. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$3.7M
COMMERCIAL (GENERAL)
Est. value
$3.5M
RETAIL STORES
Est. value
$3.2M
OFFICE BUILDING Current
COMMERCIAL (GENERAL)
RETAIL STORES
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
2009
Construction
WOOD
Heating
NONE
Stories
2
Units
1
Lot
2.54 ac
Current owner
From public records · entity-resolved
Br Properties LLC
Entity
Mailing address
PO BOX 1481, GRASS VALLEY, CA 95945-1481
Ownership since
2001
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
Oct 31, 2019
—
Bp Properties LLC
—
Deed
related
$3,360,000 · River Vly Cmnty Bk
Jul 27, 2018
—
Bp Properties
—
Deed
related
$350,000 · Thomassen 1994 Trust (pt)
Dec 12, 2001
$310,000
Br Properties LLC
Calloway Development Co LLC
Grant Deed
$232,500 · Citizens Bank Nevada County
—
—
Bp Properties
—
Deed Of Trust
related
$340,000 · Thomassen 1994 Trust (pt)
—
—
Bp Properties LLC
—
Loan Modification
related
$3,360,000 · River Vly Cmnty Bk
—
—
Bp Properties LLC
—
Deed Of Trust
related
$2,224,000 · River Vly Cmnty Bk
—
—
B P Properties
—
Loan Modification
related
$400,000 · Citizens Bk/nthrn Ca
—
—
Bp Properties
—
Deed Of Trust
related
$3,870,000 · Citizens Bk/nthrn Ca
—
—
B & P Properties
—
Deed Of Trust
related
$170,000 · Citizens Bk/nthrn Ca
—
—
Bp Properties
—
Deed Of Trust
related
$350,000 · Thomassen 1994 Trust (pt)
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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