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New Construction Homes in Boulder, 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

Save search Advertise Sign In

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

Commercial

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

1 listing

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

New construction

New Construction Homes in Boulder, MT

New Construction Homes in Boulder, MT

1 Listing

New Construction Homes in Boulder, MT

1 Listing

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #RRE-BRO-LIC-52906

30Active
$325,000
3 bd · 2 ba · 1,173 sqft
306 S Cook Street, Boulder, MT
Stephen Youde · Keller Williams Capital Realty
Your local brokerage
Thomas O'Leary
Realty.com
Lic. #RRE-BRO-LIC-52906
Call Thomas

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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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New construction
With a pool

Listing data & MLS disclosures

Big Sky Country MLS: IDX information is provided exclusively for consumers personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the MLS .
Listing information ©2026 Big Sky MLS®. All Rights Reserved. Data Last Updated: 2026-08-28 13:50:00 UTC

Boulder, MT community profile

Population: 1,355
Median income: $62,500
Housing units: 596
People per sq. mi.: 2.9
Area: 463.6 sq. mi.

Source: HJN community data

Boulder housing market

July 2026 · This period is still settling

Homes on the market · MLS, as of Jul 21, 2026

Median list price: $375,000
Homes for sale: 11

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Jul 14, 2026

Median home size: 1,260 sq. ft.