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Property profile & analytics
OFF-MARKET
Estimated value
$1,400,000
Office buildings
431 Mason Park Blvd, Katy, TX 77450-6234
Entity Owned
5-yr Hold
~
Est. High Equity
Property ID
US82-3921299
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
2008
Construction
BRICK
Total area
10,800 SF
Lot
0.47 ac (20,604 SF)
APN
1157900010006
UPID
US82-3921299
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
-
GDC Trading LLC Logistics Company
-
Heston Law Firm Law Firm Financial Advisor
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.41M
Blend (final)
Blend
$1.40M
Owner & transaction history
431 Park Grove LLC · 5 yrs held
431 Park Grove LLC
since 2020
5 recorded transactions
Zoning & alternative use
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 Katy submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Katy 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
Blend value · Realmo final
$1.40M
Range $1.26M – $1.54M · ±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
$130 / 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 2022Property tax & assessments
Tax year 2022
Tax billed
$35,578
Tax year 2022
Assessed value
$2,079,217
Assessed 2024
Previous assessed
$2,027,843
+2.5% YoY
Effective rate
1.71%
On assessed value
Assessed land
$515,050
Assessed improvement
$1,564,167
Land market value
$515,050
Improvement market value
$1,564,167
Total market value
$2,079,217
Applied tax rate
19.0000
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
2008
Construction
BRICK
Heating
FORCED AIR
Cooling
CENTRAL
Buildings
1
Total area
10,800 SF
Lot
0.47 ac (20,604 SF)
APN
1157900010006
UPID
US82-3921299
Jurisdiction
HARRIS
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Building & site characteristics
From public records
Year built
2008
Construction
BRICK
Heating
FORCED AIR
Cooling
Yes
Buildings
1
Lot
0.47 ac
Current owner
From public records · entity-resolved
431 Park Grove LLC
Entity
Mailing address
431 MASON PARK BLVD, KATY, TX 77450-6234
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2020
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 5, 2025
—
431 Mason Park LLC
—
Deed
related
$1,586,388 · First-citizens Bank & Trust Company
May 19, 2025
—
431 Mason Park LLC
—
Deed
related
$600,000 · First Citizens Bank & Trust Co
May 16, 2025
—
431 Mason Park LLC
—
Deed
related
$1,586,388 · First-citizens Bank & Trust Company
Sep 24, 2020
—
431 Park Grove LLC
Robinson Entities LLC
Grant Deed
$1,653,000 · Wallis Bk
—
—
Robinson Entities LLC
—
Deed Of Trust
related
$752,500 · Amegy Bank NA
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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