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Property profile & analytics
OFF-MARKET
Office buildings
520 Main St Fond Du Lac, WI 54935-5726
Individually Owned
5-yr Hold
~
Est. High Equity
Property ID
US92-1319162
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1905
Construction
FRAME
Total area
2,362 SF
Lot
0.14 ac (6,011 SF)
Zoning code
R-3.5
APN
FDL-15-17-15-43-624-00
UPID
US92-1319162
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
-
Fond du Lac Family YMCA Gymnastics & Program Center Gym & Fitness Center
-
Martial Arts America Training Center Sports School
-
Corbett Chiropractic Care Sc Alternative Medicine Practice
-
Joan A. Regan, DC Alternative Medicine Practice
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Deborah L C Corbett · 5 yrs held
Deborah L C Corbett
since 2021
Last sale
$98,000
1 recorded transaction
Zoning & alternative use
R-3.5 · 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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
$2,961
Tax year 2023
Assessed value
$123,700
Assessed 2023
Previous assessed
$123,700
+0.0% YoY
Effective rate
2.39%
On assessed value
Assessed land
$25,500
Assessed improvement
$98,200
Land market value
$33,897
Improvement market value
$130,537
Total market value
$164,434
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
1905
Construction
FRAME
Heating
HOT WATER
Stories
2
Total area
2,362 SF
Lot
0.14 ac (6,011 SF)
Zoning code
R-3.5
APN
FDL-15-17-15-43-624-00
UPID
US92-1319162
Jurisdiction
FOND DU LAC
Zoning & alternative use
R-3.5 · Fond Du Lac, WI
Zoning R-3.5 · permitted uses
R-3.5 · 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.
Building & site characteristics
From public records
Year built
1905
Construction
FRAME
Heating
HOT WATER
Stories
2
Lot
0.14 ac
Current owner
From public records · entity-resolved
Deborah L C Corbett
Individual
Mailing address
520 S MAIN ST, FOND DU LAC, WI 54935-5726
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2021
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Feb 1, 2021
$98,000
Deborah L C Corbett
Regan Chiropractics
Warranty Deed
$88,000 · National Exchange Bank & Trust
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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