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Luxury Homes in Big Arm, MT

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

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Saved homes Saved searches Your tours Your inquiries Recently viewed Account settings

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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

2 listings

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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

New construction

Luxury Homes in Big Arm, MT

Luxury Homes in Big Arm, MT

2 Listings

Luxury Homes in Big Arm, MT

2 Listings

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #RRE-BRO-LIC-52906

Price Reduced161Active
$7,950,000
4 bd · 5 ba · 6,872 sqft
42816 Poplar Lane, Big Arm, MT
Kristen Broughton · Berkshire Hathaway HomeServices - Bigfork
55Active
$1,370,000
2 bd · 3 ba · 1,600 sqft
28118 Spring Lane, Big Arm, MT
Jennifer Shelley · PureWest Real Estate - Bigfork

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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

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.

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Listing data & MLS disclosures

Montana Regional MLS: IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
Listing information ©2026 Montana Regional MLS, Inc®. All Rights Reserved. Last Updated: 2026-09-01 22:07:26 UTC

New construction
With a pool

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #RRE-BRO-LIC-52906

Big Arm, MT community profile

Area: 38.4 sq. mi.

Source: HJN community data

Big Arm housing market

August 2026 · This period is still settling

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Jul 29, 2026

Median home size: 1,440 sq. ft.