Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$785,000
Office buildings
66 Main St Fond Du Lac, WI 54935-4231
Entity Owned
10-yr Hold
~
Est. High Equity
Property ID
US92-0769312
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1970
Construction
FRAME
Total area
19,098 SF
Lot
0.25 ac (10,716 SF)
Zoning code
B-3
APN
FDL-15-17-15-12-314-00
UPID
US92-0769312
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
-
Carl H. Rickmeier III - RBC Wealth Management Financial Advisor Financial Advisor
-
Carl Helleberg - RBC Wealth Management Financial Advisor Financial Advisor
-
Michael Korb - RBC Wealth Management Financial Advisor Financial Advisor
-
MidTown Wealth Management Group Financial Advisor
-
John Welsch - RBC Wealth Management Financial Advisor Financial Advisor
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$774k
Blend (final)
Blend
$785k
Owner & transaction history
J P Grahl Farms INC · 10 yrs held
J P Grahl Farms INC
since 2016
2 recorded transactions
Zoning & alternative use
B-3 · Fond Du Lac, WI
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 Fond Du Lac submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Fond Du Lac 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
$1,240,000
Current use
WAREHOUSE, STORAGE
$1,235,000
Change: 0% · Conversion: Difficult
Blend value · Realmo final
$785k
Range $707k – $864k · ±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
$41 / 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
$18,228
Tax year 2023
Assessed value
$677,100
Assessed 2023
Previous assessed
$677,100
+0.0% YoY
Effective rate
2.69%
On assessed value
Assessed land
$52,400
Assessed improvement
$624,700
Land market value
$69,655
Improvement market value
$830,409
Total market value
$900,064
Applied tax rate
20,226.0000
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
1970
Construction
FRAME
Heating
FORCED AIR
Buildings
3
Stories
2
Total area
19,098 SF
Lot
0.25 ac (10,716 SF)
Zoning code
B-3
APN
FDL-15-17-15-12-314-00
UPID
US92-0769312
Jurisdiction
FOND DU LAC
Zoning & alternative use
B-3 · Fond Du Lac, WI
Zoning B-3 · permitted uses
B-3 · Fond Du Lac, WI
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Fond Du Lac. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$1.2M
WAREHOUSE, STORAGE
Est. value
$1.2M
OFFICE BUILDING Current
WAREHOUSE, STORAGE
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
1970
Construction
FRAME
Heating
FORCED AIR
Stories
2
Buildings
3
Lot
0.25 ac
Current owner
From public records · entity-resolved
J P Grahl Farms INC
Entity
Mailing address
PO BOX 161, EDEN, WI 53019-0161
Ownership since
2016
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
Jun 16, 2016
$565,000
J P Grahl Farms INC
Fond Du Lac Professional Center LLP
Warranty Deed
$505,000 · Hometown Bank
Jun 13, 2016
—
Fond Du Lac Professional Center LLP
A D Edgarton
Quit Claim 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.
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 66 Main 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.
