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Property profile & analytics
FOR LEASE
Medical Office Space
10503 W Thunderbird Blvd, Sun City, AZ 85351
Entity Owned
16-yr Hold
Free & Clear
Property ID
US07-0028475
For Lease
1 / 6
$32,305,000
10503 W Thunderbird Blvd, Sun City, AZ 85351
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Property summary
AI-generated overview
This three-story, Class B medical office building, located at 10503 W Thunderbird Blvd in Sun City, Arizona (zip code 85351), offers 65,115 square feet of space within the Banner Boswell Medical Center campus. Currently, 12,826 square feet are vacant, divisible into units ranging from 612 to 5,318 contiguous square feet. Seven spaces are immediately available for lease at $31.00 per square foot. The building, constructed in 1992, sits on 4.22 acres of land and is zoned C-2, County (APN: 200-84-030Y). Amenities include on-site lab facilities, a pharmacy, and a cafe. The property features ample parking with a ratio of 5.44 spaces per 1,000 square feet, including both covered and uncovered options, and elevators are available for convenient access to all three floors. Its location in the Arrowhead submarket of Maricopa County provides easy access to major highways and local amenities. This is a full-service lease opportunity with fully built-out medical suites ready for immediate occupancy.
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
1992
Construction
STEEL FRAME
Total area
73,330 SF
Lot
4.53 ac (197,440 SF)
Zoning code
C-2
APN
200-84-030Y
UPID
US07-0028475
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
-
Daniel P Donoho PC: Edwards Ginger Dental Office
-
Lynne M. Carpenter, RPH Pharmacy
-
Banner Outpatient Infusion Center Medical Clinic
-
Daniel P Donoho PC: Miller Debbie Dental Office
-
Bala Krishnan R DDS Dental Office
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$34.02M
Blend (final)
Blend
$32.31M
Owner & transaction history
Hta-sc Boswell Medical LLC · 16 yrs held
Hta-sc Boswell Medical LLC
since 2010
2 recorded transactions
Zoning & alternative use
C-2 · Sun City, AZ
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Retail stores
$46.8M
+143.2%
Restaurant
$45.2M
+135.3%
Auto repair, garage
$32.6M
+69.3%
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 Sun City submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Sun City 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%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
RETAIL STORES
$46,765,000
Change: +143% · Conversion: Difficult
RESTAURANT
$45,240,000
Change: +135% · Conversion: Difficult
AUTO REPAIR, GARAGE
$32,560,000
Change: +69% · Conversion: Difficult
Blend value · Realmo final
$32.31M
Range $29.07M – $35.54M · ±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
$441 / 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
$156,221
Tax year 2023
Assessed value
$4,221,248
Assessed 2024
Previous assessed
$3,303,695
+27.8% YoY
Effective rate
3.70%
On assessed value
Land market value
$1,986,000
Improvement market value
$23,597,319
Total market value
$25,583,319
Applied tax rate
150,007.0000
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
Medical Office Space
Use group
MEDICAL BUILDING
Status
For Lease
Year built
1992
Construction
STEEL FRAME
Heating
CENTRAL
Cooling
CENTRAL
Buildings
2
Stories
3
Units
2
Total area
73,330 SF
Lot
4.53 ac (197,440 SF)
Zoning code
C-2
APN
200-84-030Y
UPID
US07-0028475
Jurisdiction
MARICOPA
Zoning & alternative use
C-2 · Sun City, AZ
Zoning C-2 · permitted uses
C-2 · Sun City, AZ
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Sun City. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RETAIL STORES
Est. value
$46.8M
RESTAURANT
Est. value
$45.2M
AUTO REPAIR, GARAGE
Est. value
$32.6M
RETAIL STORES
RESTAURANT
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
1992
Construction
STEEL FRAME
Heating
CENTRAL
Cooling
Yes
Stories
3
Buildings
2
Units
2
Lot
4.53 ac
Current owner
From public records · entity-resolved
Hta-sc Boswell Medical LLC
Entity
Free & Clear · 16 yrs held
Mailing address
3131 S VAUGHN WAY STE #301, AURORA, CO 80014-3509
Ownership since
2010
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jan 7, 2010
$10,264,356
Hta-sc Boswell Medical LLC
Krw Mob-a LLC
Grant Deed
—
Aug 23, 2004
$8,860,000
Krw Mob-a LLC
Sun Health Properties INC
Grant Deed
related
—
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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