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Property profile & analytics
OFF-MARKET
Estimated value
$4,005,000
Office buildings
4141 Arapahoe Ave Boulder, CO 80303-1032
Entity Owned
3-yr Hold
~
Est. High Equity
Property ID
US13-2837130
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1983
Construction
TYPE NOT SPECIFIED
Total area
14,052 SF
Lot
1.29 ac (56,062 SF)
Zoning code
2120
APN
1463-28-0-00-025
UPID
US13-2837130
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
-
Catherine Lee Johnston, Ph.D. Physician Medical Clinic
-
BCH Medical Staff Department Physician
-
Stephanie Helsel LPC Family Counselor
-
Erickson Toni Family Counselor
-
Michael Kelly Architecture Architect
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$3.98M
CAP Approach
CAP
$3.24M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$4.01M
Owner & transaction history
Boulder Dental Properties LLC · 3 yrs held
Boulder Dental Properties LLC
since 2022
Last sale
$4.0M
7 recorded transactions
Zoning & alternative use
2120 · Boulder, CO
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 Boulder submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Boulder 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
$4,140,000
ML approach
$3,975,000
CAP Approach
CAP Return
Estimation
6%
$3,510,000
6.5%
$3,240,000
7%
$3,010,000
Alternative Use
Use
Estimation
AUTO REPAIR, GARAGE
$6,540,000
Change: -16% · Conversion: Difficult
Blend value · Realmo final
$4.01M
Range $3.60M – $4.41M · ±10% · vs last sale $3.95M (Nov 3 2022)
Last sale anchor
$3.95M
Nov 3 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
$285 / 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 2023Property tax & assessments
Tax year 2023
Tax billed
$94,449
Tax year 2023
Assessed value
$1,102,050
Assessed 2023
Previous assessed
$387,663
+184.3% YoY
Effective rate
8.57%
On assessed value
Assessed land
$750,064
Assessed improvement
$351,986
Land market value
$2,688,400
Improvement market value
$1,261,600
Total market value
$3,950,000
Applied tax rate
10.0000
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
Off-Market
Year built
1983
Construction
TYPE NOT SPECIFIED
Heating
YES
Cooling
AC.PACKAGE
Stories
2
Total area
14,052 SF
Lot
1.29 ac (56,062 SF)
Zoning code
2120
APN
1463-28-0-00-025
UPID
US13-2837130
Jurisdiction
BOULDER
Zoning & alternative use
2120 · Boulder, CO
Zoning 2120 · permitted uses
2120 · Boulder, CO
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Boulder. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
AUTO REPAIR, GARAGE
Est. value
$6.5M
AUTO REPAIR, GARAGE
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
1983
Construction
TYPE NOT SPECIFIED
Heating
YES
Cooling
Yes
Stories
2
Lot
1.29 ac
Current owner
From public records · entity-resolved
Boulder Dental Properties LLC
Entity
Mailing address
2380 HILLSDALE WAY, BOULDER, CO 80305-5624
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
8 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Nov 3, 2022
$3,950,000
Boulder Dental Properties LLC
Boulder Community Healty
Special Warranty Deed
$5,400,000 · Umb Bank NA
Feb 27, 2015
$3,070,500
Boulder Community Health
Krantz Gary
Grant Deed
—
Feb 27, 2015
—
Dennis A Drumm
Arapahoe Park LLC
Quit Claim Deed
related
—
Dec 31, 2009
—
Arapahoe Park LLC
Krantz,gary
Warranty Deed
—
Aug 6, 2007
$225,550
Gary Krantz
Krantz,gary
Warranty Deed
related
—
Aug 3, 2007
—
Owner Name Unavailable
Owner Name Unavailable
Quit Claim Deed
related
—
Sep 1, 2004
$2,750,000
Gary Krantz
Arapahoe Park Partners Ltd
Warranty Deed
$2,000,000 · Arapahoe Park Partners Ltd
—
—
Arapahoe Park Partners Ltd
—
Deed Of Trust
related
$2,000,000 · Arapahoe Park 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.
Try Rey
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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