Historic Office
122-124 N Federal Avenue, Mason City, IA 50401
For Lease
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Commercial Lease, Mason City, IA
Space Size2,317 SF - 5,183 SF
Property Size16,665 SF
Days on Market270
Property Features for 122-124 N Federal Avenue
General Information
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Building Details
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Listing Agency:
Century 21 Preferred
(641) 424-9400
Listed By:
Roger Flieth
(641) 420-5635
Added: Feb 16
Changed: Oct 26
Last Checked: Nov 12 at 5:06AM
MLS# 6335631
Copyright © 2026 NoCoast MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
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This 1912 brick office building offers 16,665 square feet of leasable space across three stories. Improvements include new windows and exterior entry doors throughout, a replacement membrane roof, rooftop solar units with a solar power system, and renovated stairwells and fire escapes. The property has forced-air heating, central air conditioning, and on-street parking.
Available spaces include a main-level suite with seven rooms and an upper mezzanine, a second-floor suite with six offices and a reception area, and the full third floor with an additional mezzanine. The third-floor space includes the former Elks Club ballroom. The building is at the corner of North Federal Avenue and 2nd Street NW in downtown Mason City.
Available spaces include a main-level suite with seven rooms and an upper mezzanine, a second-floor suite with six offices and a reception area, and the full third floor with an additional mezzanine. The third-floor space includes the former Elks Club ballroom. The building is at the corner of North Federal Avenue and 2nd Street NW in downtown Mason City.
Key Highlights
- 1912 brick office building with 16,665 square feet of leasable space
- Main‑level Unit 124 totals 2317 square feet, including 1765 square feet on the main floor and a 552‑square‑foot mezzanine
- Second‑floor Suite 9 spans 3487 square feet and has 6 offices plus a reception area
Property Analytics
Who owns this building?
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Current Use
Lease Details
NNN (Triple Net)
Lease Type
$1.08 /SF/Yr
CAM
Location Intelligence
Trade Area within ½ mile
1,083
Businesses Nearby
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Business Placement
Demographics for 50401, IA
28,981
Population
14,746
Households
2
Avg Household Size
43
Median Age
22%
College-Educated
94%
High-School Grad
148.2 sq mi
ZIP Area
196
Density / Sq Mi
$63,807
Median Household Income
$38,929
Median Earnings
$868
Median Rent
$134,100
Median Home Value
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Market
Lease Benchmarks for Mason City, IA
$10.16 /SF/Yr
Avg Asking Price
$6.83–$13.94 /SF/Yr
Price Range
10,420 SF
Avg Space Size
This space is priced 29% below the average of $10.16 /SF/Yr.
Average Price Trend$/SF/Yr for Office Units in Mason City, IA
Properties on Market for Office Units in Mason City
Vacancy Rate% for Office in Midwest region
Frequently Asked Questions
What type of property is this?
Office unit - Multiple office configurations span the building’s main level, upper floors, and mezzanine areas.
Where is this office unit located?
The property is located at 122-124 N Federal Avenue Mason City, IA.
What are key features of this property?
This property features: 1912 brick office building with 16,665 square feet of leasable space; Main‑level Unit 124 totals 2317 square feet, including 1765 square feet on the main floor and a 552‑square‑foot mezzanine; Second‑floor Suite 9 spans 3487 square feet and has 6 offices plus a reception area
