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Property profile & analytics
OFF-MARKET
Apartment buildings
747 Williamson St Madison, WI 53703-4523
Entity Owned
~
Est. High Equity
Property ID
US92-1122469
Property profile
Verified
Property type
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Year built
1900
Total area
2,812 SF
Lot
0.1 ac (4,356 SF)
Zoning code
HIS-TL TR-V1
APN
0709-134-2805-3
UPID
US92-1122469
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
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
Williamson 700 Block LLC
Williamson 700 Block LLC
since 2025
Last sale
$1.9M
4 recorded transactions
Zoning & alternative use
HIS-TL TR-V1 · Madison, 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 Madison submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Madison 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 2022Property tax & assessments
Tax year 2022
Tax billed
$12,696
Tax year 2022
Assessed value
$680,000
Assessed 2023
Previous assessed
$645,000
+5.4% YoY
Effective rate
1.87%
On assessed value
Assessed land
$202,000
Assessed improvement
$478,000
Applied tax rate
3,269.0000
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
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Status
Off-Market
Year built
1900
Heating
NONE
Stories
2
Units
6
Rooms
24
Bathrooms
6
Total area
2,812 SF
Lot
0.1 ac (4,356 SF)
Zoning code
HIS-TL TR-V1
APN
0709-134-2805-3
UPID
US92-1122469
Jurisdiction
DANE
Zoning & alternative use
HIS-TL TR-V1 · Madison, WI
Zoning HIS-TL TR-V1 · permitted uses
HIS-TL TR-V1 · Madison, WI
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Madison. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1900
Heating
NONE
Stories
2
Units
6
Rooms
24
Bathrooms
6
Lot
0.1 ac
Current owner
From public records · entity-resolved
Williamson 700 Block LLC
Entity
Mailing address
4801 TRADEWINDS PKWY, MADISON, WI 53718-4102
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Oct 8, 2025
$1,875,000
Williamson 700 Block LLC
Russell H Endres Living Trust
Warranty Deed
$1,451,250 · University Of Wisconsin Cu
May 3, 2018
—
Russel,h Endres Living Trust
—
Grant Deed
related
$1,200,000 · Johnson Bk
Mar 29, 2006
$167,800
Endres Russell H Living Trust
Vanrooy,carl J
Warranty Deed
—
Mar 29, 2006
—
Russell H Endres Living Trust
Russell H Endres
Warranty Deed
$320,000 · M & I Marshall & Ilsley Bank
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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