1934 triplex for sale at 510 Arnold Avenue N in Thief River Falls, MN — 4 bed, 3 bath (photo 1 of 14)

510 Arnold Avenue N — Triplex, Thief River Falls, MN 56701

4 Beds | 3 Baths | 3,692 Sq Ft | Home | MLS# 7121362

$174,619

$1,260/month Estimated

Principal & interest
$883
Property taxes
$275
Home insurance (est.)
$102
HOA dues
None

20% down ($34,924) · 30-yr fixed, 6.5% · Can I afford this home?

Estimates only; confirm before you offer.

Thief River Falls, MN Pending

About This Home

Excellent investment opportunity in Thief River Falls! This well-maintained twostory triplex offers strong cash flow potential and is in solid overall condition. Whether you're looking to expand your investment portfolio or purchase your first income-producing property, this triplex provides an outstanding opportunity with long-term earning potential.

Key Features

Built
1934
Garage
3-Car Detached
Style
Two
HOA
None
Annual Taxes
$3,298 (2026)

Property Details

Property Type
Triplex
Above Grade Sq Ft
2,336
Below Grade Sq Ft
1,356
Lot Size
0.16 acres
Basement
Yes
Roof
Asphalt
County
Pennington
List Date
2026-08-10
Days on Market
63 days
Parcel ID
2500305500

Financial

Total Tax incl. Assessments
$3,298

Home Systems & Utilities

Heating
Boiler, Hot Water
Water
City Water/Connected
Sewer
City Sewer/Connected

Construction & Exterior

Construction & Structure

Foundation Type
Poured Concrete
Foundation Area
1,356 sqft
Total Building Area
3,692 sqft

Exterior Features

Exterior Features
Stucco
Accessibility Features
None

Parking & Garage

Parking Features
Detached Garage

Lot & Land

Road Surface
City Street
Zoning Description
Residential-Multi-Family

Agent & Office

List Office
USA Realty

Price History

Listed at $174,619 on Aug 10, 2026 — No price changes

510 Arnold Avenue N is listed in Thief River Falls, MN, part of Pennington County. Browse all Minnesota homes for sale on Modern Market REALTORS®.

Showing — 510 Arnold Avenue N

Shannon Barnum

Associate Broker · Modern Market REALTORS®

Your Thief River Falls real estate expert since 2012 — I represent you, not the seller. Quick to respond, easy to text.

Listed by USA Realty · Shown by Modern Market REALTORS®

Schedule a Home Tour View Full Listing & Photos

MLS# 7121362 · Data refreshed September 25, 2026

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Frequently Asked Questions About 510 Arnold Avenue N

Does 510 Arnold Avenue N have a basement?
Yes, 510 Arnold Avenue N has a basement with 1,356 sq ft of below-grade space.
What type of heating and cooling does 510 Arnold Avenue N have?
510 Arnold Avenue N has Boiler, Hot Water heating.
Where is 510 Arnold Avenue N located?
510 Arnold Avenue N is in Thief River Falls, MN 56701, in Pennington County.
Is 510 Arnold Avenue N still available?
510 Arnold Avenue N is currently pending. The seller may still accept backup offers — contact us to learn more.
When was 510 Arnold Avenue N built?
510 Arnold Avenue N was built in 1934. It features an asphalt roof and a poured concrete foundation.
How walkable is 510 Arnold Avenue N?
510 Arnold Avenue N has a Walk Score of 64/100 (Somewhat Walkable) and a Bike Score of 50/100 (Somewhat Bikeable). Scores provided by Walk Score® →

Local Companies to Help You Settle In

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MLS GRID Listings courtesy of NorthstarMLS as distributed by MLS GRID

Based on information submitted to the MLS GRID as of 10/13/2026, 6:31 AM CDT. 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.

IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.