Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$1,700,000
Office buildings
290 Castell Ave New Braunfels, TX 78130-5104
Individually Owned
2-yr Hold
Free & Clear
Property ID
US82-3531525
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1980
Total area
12,190 SF
Lot
0.81 ac (35,240 SF)
APN
1-0000-0040-00
UPID
US82-3531525
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
-
HMT Engineering & Surveying General Contractor
-
Hollmig Moeller Thornhill, Inc. Land Surveyor
-
Old Republic Title Title Company Escrow Service
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.64M
Blend (final)
Blend
$1.70M
Owner & transaction history
Roy Candace J Herbelin · 2 yrs held
Roy Candace J Herbelin
since 2024
7 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$1.6M
+20.3%
Commercial (general)
$1.5M
+15.5%
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 New Braunfels submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs New Braunfels 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
OFFICE BUILDING
$1,330,000
Current use
AUTO REPAIR, GARAGE
$1,600,000
Change: +20% · Conversion: Difficult
COMMERCIAL (GENERAL)
$1,540,000
Change: +16% · Conversion: Easy
RETAIL STORES
$1,110,000
Change: -17% · Conversion: Moderate
Blend value · Realmo final
$1.70M
Range $1.53M – $1.87M · ±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
$139 / 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
$59,225
Tax year 2023
Assessed value
$3,430,260
Assessed 2023
Previous assessed
$3,430,260
+0.0% YoY
Effective rate
1.73%
On assessed value
Assessed land
$871,668
Assessed improvement
$2,558,592
Land market value
$871,668
Improvement market value
$2,558,592
Total market value
$3,430,260
Applied tax rate
46.0000
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
1980
Heating
NONE
Stories
1
Total area
12,190 SF
Lot
0.81 ac (35,240 SF)
APN
1-0000-0040-00
UPID
US82-3531525
Jurisdiction
COMAL
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
OFFICE BUILDING Current
Est. value
$1.3M
AUTO REPAIR, GARAGE
Est. value
$1.6M
COMMERCIAL (GENERAL)
Est. value
$1.5M
RETAIL STORES
Est. value
$1.1M
OFFICE BUILDING Current
AUTO REPAIR, GARAGE
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
1980
Heating
NONE
Stories
1
Lot
0.81 ac
Current owner
From public records · entity-resolved
Roy Candace J Herbelin
Individual
Free & Clear · 2 yrs held
Mailing address
290 S CASTELL AVE STE #100, NEW BRAUNFELS, TX 78130-5104
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
9 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 10, 2024
—
Roy Candace J Herbelin
Richard L Conyers
Correction Deed
related
—
Jul 26, 2023
—
Renay Smith
David C Despres
Correction Deed
related
—
Sep 8, 2021
—
Heather Hughes Roope
Lesley A Frowick
Correction Deed
related
—
Apr 28, 2021
—
James E Graybeal
Iva Y Velazquez
Correction Deed
—
Jun 5, 2020
—
Springfed Investments LLC
—
Deed
related
$2,500,000 · Truist Bank
Feb 20, 2020
—
Springfed Investments LLC
290 Castell Springfed LLC
Quit Claim Deed
related
—
Aug 7, 2018
—
290 Castell Springfed LLC
—
Deed
related
$1,707,609 · Broadway Bk
Feb 26, 2018
—
290 Castell Springfed LLC
Greater Texas Equities Ltd I
Warranty Deed
$1,700,000 · Broadway Bk
—
—
290 Castell Springfed LLC
—
Deed Of Trust
related
$1,707,609 · Broadway Bk
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 290 Castell Ave?
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.
