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Property profile & analytics
FOR LEASE
Commercial real estate
306 W Superior St, Duluth, MN 55802
Entity Owned
2-yr Hold
~
Est. High Equity
Property ID
US46-1047676
For Lease
1 / 2
$26 SF/Yr
306 W Superior St, Duluth, MN 55802
View Listing →
Property summary
AI-generated overview
The Alworth/Lonsdale Building, a Duluth landmark, offers 7 executive office suites ranging from 99 to 2,380 square feet, totaling 115,878 square feet. Currently, 6,043 square feet are vacant. This iconic building boasts stunning Lake Superior and harbor views, and is conveniently located in the Central Business District with easy access to Duluth's climate-controlled skywalk system, connecting tenants to numerous shops, restaurants, and services. The building provides full-service leases, two on-site conference rooms, and convenient parking. Its prime location and modern amenities make it a highly desirable address for businesses seeking a prestigious and efficient workspace. The Alworth/Lonsdale Building's rich history and modern features combine to create a unique and successful business environment in the heart of Duluth. This is an exceptional opportunity to secure office space in one of Duluth's most sought-after locations.
Property profile
Verified
Property type
Commercial real estate
Use group
COMMERCIAL (GENERAL)
Year built
1909
Total area
87,548 SF
APN
010-0410-00760
UPID
US46-1047676
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
-
Dunham Dennis Construction Company General Contractor
-
Brenda L Bergman LP Physician Medical Clinic
-
Eagle Accounting Services Inc Accounting Firm Tax Preparation
-
Robert Kaner Law Office Law Firm
-
Vukelich Law Firm, PLLC Law Firm
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$3.89M
Blend (final)
Blend
$5.16M
Owner & transaction history
Oneida Realty Company LLC · 2 yrs held
Oneida Realty Company LLC
since 2023
3 recorded transactions
Zoning & alternative use
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 Duluth submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Duluth 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
Blend value · Realmo final
$5.16M
Range $4.64M – $5.68M · ±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
$59 / 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 2024Property tax & assessments
Tax year 2024
Tax billed
$118,008
Tax year 2024
Assessed value
$3,579,200
Assessed 2022
Previous assessed
$3,632,500
-1.5% YoY
Effective rate
3.30%
On assessed value
Assessed land
$218,300
Assessed improvement
$3,360,900
Land market value
$218,300
Improvement market value
$3,360,900
Total market value
$3,579,200
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
Commercial real estate
Use group
COMMERCIAL (GENERAL)
Status
For Lease
Year built
1909
Heating
STEAM
Cooling
EVAPORATIVE
Stories
15
Total area
87,548 SF
APN
010-0410-00760
UPID
US46-1047676
Jurisdiction
ST LOUIS
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Building & site characteristics
From public records
Year built
1909
Heating
STEAM
Cooling
Yes
Stories
15
Current owner
From public records · entity-resolved
Oneida Realty Company LLC
Entity
Mailing address
306 W SUPERIOR ST STE #1605, DULUTH, MN 55802-1816
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2023
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 26, 2023
—
Oneida Realty Company LLC
—
Deed
related
$13,750,100 · Bremer Bank NA
Jan 12, 2022
—
Oneida Realty Company LLC
—
Deed
related
$14,250,100 · Bremer Bank NA
Jan 11, 2022
—
Oneida Realty Company LLC
—
Deed
related
$14,250,100 · Bremer Bank NA
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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