New search
Property profile & analytics
OFF-MARKET
Estimated value
$2,755,000
Distribution centers
530 Portwall St, Houston, TX 77029-1333
Individually Owned
Absentee Owner
~
Est. High Equity
Property ID
US82-2907106
Property profile
Verified
Property type
Distribution centers
Use group
DISTRIBUTION WAREHOUSE
Year built
1979
Construction
STEEL FRAME
Total area
61,500 SF
Lot
4.97 ac (216,493 SF)
APN
151290000057
UPID
US82-2907106
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
-
Superior Graphite Warehouse & Storage
-
Chemical Lab/KIK Corporate Office
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$2.75M
Blend (final)
Blend
$2.76M
Owner & transaction history
Harrison Portwall Ltd
Harrison Portwall Ltd
2 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Office building
$4.3M
+76.4%
Medical building
$3.9M
+61.8%
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 Houston submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Houston 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
WAREHOUSE, STORAGE
$2,425,000
Current use
OFFICE BUILDING
$4,280,000
Change: +76% · Conversion: Difficult
MEDICAL BUILDING
$3,925,000
Change: +62% · Conversion: Difficult
Blend value · Realmo final
$2.76M
Range $2.48M – $3.03M · ±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
$45 / 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
$93,143
Tax year 2023
Assessed value
$5,073,976
Assessed 2024
Previous assessed
$5,073,976
+0.0% YoY
Effective rate
1.84%
On assessed value
Assessed land
$865,972
Assessed improvement
$4,208,004
Land market value
$865,972
Improvement market value
$4,208,004
Total market value
$5,073,976
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
Distribution centers
Use group
DISTRIBUTION WAREHOUSE
Status
Off-Market
Year built
1979
Construction
STEEL FRAME
Heating
NONE
Cooling
NONE
Buildings
2
Stories
1
Total area
61,500 SF
Lot
4.97 ac (216,493 SF)
APN
151290000057
UPID
US82-2907106
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
Alternative use value scenarios
Repositioning upside vs current use
WAREHOUSE, STORAGE Current
Est. value
$2.4M
OFFICE BUILDING
Est. value
$4.3M
MEDICAL BUILDING
Est. value
$3.9M
WAREHOUSE, STORAGE Current
OFFICE BUILDING
MEDICAL BUILDING
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
1979
Construction
STEEL FRAME
Heating
NONE
Cooling
Yes
Stories
1
Buildings
2
Lot
4.97 ac
Current owner
From public records · entity-resolved
Harrison Portwall Ltd
Individual
Mailing address
707 N SHEPHERD DR STE #700, HOUSTON, TX 77007-1351
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
—
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
—
—
Harrison Portwall Ltd
—
Deed Of Trust
related
$2,850,000 · Miscellaneous Ins Co
—
—
Harrison Portwall Ltd
—
Deed Of Trust
related
$1,400,000 · Standard Insurance Co
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
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 530 Portwall St?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
