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1142 E Lewis Street, 
East Helena, MT 59635

$1,150,000


4

Beds


4

Baths


5,675

Sq Ft


Single Family


Virtual Tour

Active

Listed by

Cody D Bahny

Alex Waddell

Bahny Realty

406-449-7844

Last updated:

May 21, 2026, 02:17 PM

MLS#

30065117

Source:

MT NMAR

About This Home

1142 E Lewis Street

Rare Helena-area estate with a full second residence: 10 private acres, 360° mountain views, a 5,675 sq ft main home, a fully detached 1,800 sq ft guest house/ADU, and a 1,500 sq ft heated shop — all within walking distance of elementary, middle, and high schools, minutes from parks, and just 15 minutes to downtown Helena. The main home offers 4 bedrooms and 4 bathrooms with high-end finishes throughout: hardwood floors in the main living areas, quartz counters in the custom kitchen, a gas fireplace in the great room, and radiant floor heating throughout. Built for energy efficiency, with expansive glass framing the mountain views. The main-floor primary suite includes a walk-in closet and en-suite bath, alongside a dedicated office and mudroom. Upper and lower levels add additional bedrooms, a theater room, game room with wet bar, workout room, and sauna. The fully detached guest house is a true second residence with 3 bedrooms, full kitchen, private entry, and its own separate utilities — ideal for multi-generational living, rental income, extended guests, or a private home office. The insulated ICF shop is finished inside with a concrete floor, running water, and year-round heat. Served by a private well. Acreage, mountain views, a true detached ADU, a legitimate finished shop, energy-efficient construction, and walkable schools — a rare Helena combination. Schedule your private tour.

Home Facts

Single Family

4 Baths

4 Bedrooms

Built in 2007

Price Summary

1,150,000

$202 per Sq. Ft.

MLS #:

30065117

Last Updated:

May 21, 2026, 02:17 PM

Added:

3 month(s) ago


Rooms & Interior

Bedrooms

Total Bedrooms:

4

Bathrooms

Total Bathrooms:

4

Full Bathrooms:

4

Interior

Living Area:

5,675 Sq. Ft.


Structure

Structure

Architectural Style:

Ranch

Building Area:

5,675 Sq. Ft.

Year Built:

2007


Lot

Lot Size (Sq. Ft):

436,035


Finances & Disclosures

Finances

Price:

$1,150,000

Price per Sq. Ft:

$202 per Sq. Ft.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.