Realty.com
Buy

Start here

  • Homes for sale by state
  • Home buying tips
  • Before you start looking
  • The buying timeline

Afford it

  • Today's mortgage rates
  • Mortgage calculator
  • How much can I afford?
  • Get pre-approved

Make the deal

  • Writing a winning offer
  • Inspections & appraisals
  • Closing costs, itemized
  • Find a buyer's agent
Sell

Selling Options

  • What's my home worth?
  • Compare selling options
  • Get an instant cash offer
  • Buy before you sell

Resources

  • How selling works
  • When should I sell?
  • Home selling tips
  • Pricing your home
  • What's worth fixing first
  • Find a seller's agent
Home Loans
Find an Agent
Save searchAdvertiseSign In
Saved homesSaved searchesYour toursYour inquiriesRecently viewedAccount settings

Save search

Map layers

Safety

Safety & registry resources

Review official public-safety information for any area from these government sources:

  • U.S. Dept. of Justice National Sex Offender Public Website (NSOPW)
  • FBI: state sex-offender registry directory
Commercial Real Estate for Sale and Lease in Mason City, IA | Realty.com
Realty.com
Buy

Start here

  • Homes for sale by state
  • Home buying tips
  • Before you start looking
  • The buying timeline

Afford it

  • Today's mortgage rates
  • Mortgage calculator
  • How much can I afford?
  • Get pre-approved

Make the deal

  • Writing a winning offer
  • Inspections & appraisals
  • Closing costs, itemized
  • Find a buyer's agent
Save searchAdvertiseSign In
Saved homesSaved searchesYour toursYour inquiriesRecently viewedAccount settings
  • Residential
  • Rentals

20 listings
Sell

Selling Options

  • What's my home worth?
  • Compare selling options
  • Get an instant cash offer
  • Buy before you sell

Resources

  • How selling works
  • When should I sell?
  • Home selling tips
  • Pricing your home
  • What's worth fixing first
  • Find a seller's agent
Home Loans
Find an Agent
Save search

Commercial Real Estate for Sale and Lease in Mason City, IA

Commercial Real Estate for Sale and Lease in Mason City, IA

Hide Map
20 Listings
Map

Commercial Real Estate for Sale and Lease in Mason City, IA

20 Listings

  1. 3 N Connecticut Avenue — photo6Active

    $265,000

    — bd · — ba · — sqft

    3 N Connecticut Avenue, Mason City, IA

    Jane Fischer & Associates LLC

  2. 407 5th Street NW — photo38Active

    $285,000

    — bd · — ba · 4,875 sqft

    407 5th Street NW, Mason City, IA

    Century 21 Preferred

  3. 923 4th SW — photo22Active

    $375,000

    — bd · — ba · — sqft

    923 4th SW, Mason City, IA

    Dodie Wilkins · Century 21 Preferred

  4. 923 4th Street SW — photo22Active

    $375,000

    — bd · — ba · — sqft

    923 4th Street SW, Mason City, IA

    Century 21 Preferred

  5. 21-23 5th Street SW — photo27Active

    $220,000

    — bd · — ba · — sqft

    21-23 5th Street SW, Mason City, IA

    Hall Realty

  6. 202 1st Street SE 157 — photo18Active

    $1,810/mo

    — bd · — ba · 1,669 sqft

    202 1st Street SE 157, Mason City, IA

    Century 21 Preferred

  7. 202 1st Street SE 115 — photo14Active

    $1,333/mo

    — bd · — ba · 1,333 sqft

    202 1st Street SE 115, Mason City, IA

    Century 21 Preferred

  8. 702 S Delaware Avenue — photo21Active

    $3,350/mo

    — bd · — ba · — sqft

    702 S Delaware Avenue, Mason City, IA

    Century 21 Preferred

  9. 202 1st Street SE 107 — photo8Active

    $225/mo

    — bd · — ba · 186 sqft

    202 1st Street SE 107, Mason City, IA

    Century 21 Preferred

  10. 125 1st Street SE — photoPrice Reduced32Active

    $325,000

    — bd · — ba · — sqft

    125 1st Street SE, Mason City, IA

    Realty ONE Group Movement

  11. 15715 Delaware Avenue — photoPrice Reduced23Active

    $249,000

    — bd · — ba · 3,600 sqft

    15715 Delaware Avenue, Mason City, IA

    Jane Fischer & Associates LLC

  12. 22 10th Street SW — photo15Active

    $1

    — bd · — ba · — sqft

    22 10th Street SW, Mason City, IA

    Realty ONE Group Welcome Home

  13. 1104 N Federal Avenue — photo7Active

    $899,999

    — bd · — ba · — sqft

    1104 N Federal Avenue, Mason City, IA

    Michael Fain · Miehe Commercial Real Estate

  14. 122-124 N Federal Avenue — photo68Active

    $800,000

    — bd · — ba · — sqft

    122-124 N Federal Avenue, Mason City, IA

    Century 21 Preferred

  15. 122-124 N Federal Avenue — photo70Active

    $1/mo

    — bd · — ba · — sqft

    122-124 N Federal Avenue, Mason City, IA

    Century 21 Preferred

  16. 202 1st Street SE Unit 112 — photo16Active

    $1,500/mo

    — bd · — ba · — sqft

    202 1st Street SE Unit 112, Mason City, IA

    Century 21 Preferred

  17. 202 1st Street Unit 151 — photo14Active

    $1,000/mo

    — bd · — ba · 969 sqft

    202 1st Street Unit 151, Mason City, IA

    Century 21 Preferred

  18. 1408 & 1410 6th Street SW — photoPrice Reduced30Active

    $349,000

    — bd · — ba · 6,634 sqft

    1408 & 1410 6th Street SW, Mason City, IA

    Century 21 Preferred

  19. 708-712 S Jefferson — photoPrice Reduced32Active

    $399,825

    — bd · — ba · — sqft

    708-712 S Jefferson, Mason City, IA

    Century 21 Preferred

  20. 3415 9th SW — photoPrice Reduced16Active

    $599,000

    — bd · — ba · — sqft

    3415 9th SW, Mason City, IA

    Century 21 Preferred

Realty.com

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

Equal Housing OpportunityEqual Housing Lender

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

© 2026 Realty.com. All rights reserved.·Privacy·Terms·California Privacy Rights·Accessibility·Licensing

Listing data & MLS disclosures

NoCoast
Listing information provided by NoCoast.
Northeast Iowa Regional Board of REALTORS
Based on information submitted to the MLS GRID as of 2026-10-10 11:33:04 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Mason City, IA community profile

Population
27,078
Median income
$62,856
Housing units
13,954
People per sq. mi.
187.9
Area
144.1 sq. mi.

Source: HJN community data