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Property profile & analytics

306 Superior St Duluth, MN 55802

  • Commercial real estate
  • 87,548 SF
Value Estimation
Location Intelligence
Property ID
US46-1047676
The Realmo ID is a unique identifier assigned to every property, incorporating country codes and precise geo-coordinates for 300x300-foot land blocks. It enables standardized data collection and seamless integration of disparate sources such as ownership, tax, title data and physical specifications. By aggregating current and historical records, the Realmo ID powers advanced analytics and delivers deep, verifiable insights for real estate professionals.

Current Use by Public Records

  • Dunham Dennis / Concrete Contractor
  • Brenda L Bergman LP / Psychologist
  • Eagle Accounting Services Inc / Accountant / Tax Preparation Service
  • Robert Kaner Law Office / Personal Injury Attorney
  • Vukelich Law Firm, PLLC / Personal Injury Attorney / Law Firm

Property Details for 306 Superior St

Year built
1909
Property size
87,548 SF
Property type
Commercial real estate
APN
010-0410-00760
APU
10041000760

Description

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.

Value Estimation

Powered by Realmo proprietary methodology Last update: July 3, 2025
  • CAP approach

  • Comparable approach

  • Alternative Use

Location Insight

  • Map
  • Local Demand
City
Duluth
County
St. Louis
State
Minnesota
Longitude
-92.102
Latitude
46.7837
CBSA code
20260
CBSA name
DULUTH, MN-WI METROPOLITAN STATISTICAL AREA

Property Tax & Assessments

Tax date
Tax Amount
Assessed Land Value
Assessed Improvement Value
Total Assessed Value
Applied Tax Rate
Land Market Value
Improvement Market Value
Total Market Value
2024
$118,008
$218,300
$3,360,900
$3,579,200
-
$218,300
$3,360,900
$3,579,200
More about this property
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