For sale

$446,000

821 3rd St SE, Sidney, MT 59270

5beds

2,750sqft

$2,908/mo

Get pre-qualified

Single Family Residence

Built in 1955

0.29 Acres Lot

$429,400 Zestimate^®

$162/sqft

$-- HOA

What's special

Enclosed sun roomWheel chair accessible featuresFamily room

Buy with added confidence! This home has recently been professionally appraised (8/19/2026) , giving buyers valuable information as they consider their next move. This home has 3 bedrooms, 2 bathrooms, mud room/ breezeway with laundry, enclosed sun room, living room, family room, and a kitchen all on the main level. The home was customized to be main floor living with wheel chair accessible features also including a power wheel chair lift from the attached garage. In the basement you will find an additional kitchen all updated beautifully, 2 non-conforming bedrooms, a bathroom, and a living room with a private entrance great for rental income, in home care, or additional living space. The home sits on a corner with 2 city lots totaling over 12,000 square feet. In addition to an additional 2 stall detached garage making room for 4+ stalls of room for your vehicles, toys, work space, or storage. Call today for your private showing!

40 days
455
15

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 5
Bathrooms: 3
Full bathrooms: 3

Rooms

Room types: Bonus Room, Den, Dining Room, En Suite, Family Room, First Floor Bathroom, First Floor Master Bedroom, Kitchen, Laundry Room, Living Room, Master Bedroom, Private Guest Room, Walk-in Closet

Kitchen

Features: Galley

Basement

Area: 1055

Heating

Natural Gas, Forced Air

Cooling

Central

Appliances

Included: Dishwasher, Refrigerator, Oven

Features

Flooring: Hardwood, Carpet, Laminate
Basement: Full,Finished,Kitchen,Bedrooms(2),Bathrooms(1)
Has fireplace: No

Interior area

Total structure area: 2,750
Total interior livable area: 2,750 sqft
Finished area above ground: 1,695

Property

Parking

Total spaces: 4
Parking features: Driveway, Attached
Garage spaces: 4
Has uncovered spaces: Yes

Accessibility

Accessibility features: Handicap

Features

Patio & porch: Patio, Screened Porch

Lot

Size: 0.29 Acres
Features: Corner

Details

Parcel number: 27344433420070000
Lease amount: $0

Construction

Type & style

Home type: SingleFamily
Architectural style: Ranch
Property subtype: Single Family Residence

Materials

Frame, Vinyl Siding
Roof: Asphalt

Condition

New construction: No
Year built: 1955
Major remodel year: 2016

Utilities & green energy

Electric: Amps(0)
Sewer: Municipal
Water: Municipal
Utilities for property: Naturl Gas Available

Community & HOA

HOA

Has HOA: No

Location

Region: Sidney

Financial & listing details

Price per square foot: $162/sqft
Tax assessed value: $179,592
Annual tax amount: $2,568
Date on market: 9/3/2026
Date available: 09/01/2026

Estimated market value

$429,400

$408,000 - $451,000

$2,603/mo

Price history

Date	Event	Price
9/3/2026	Listed for sale	$446,000$162/sqft
Source: My State MLS #11961120 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$1,027 -24.5%	$178,000 -3.8%
2024	$1,360 +4.5%	$185,100
2023	$1,301 +2.9%	$185,100 +8.6%
2022	$1,265 +3.7%	$170,400
2021	$1,220 +1.9%	$170,400 +0.8%
2020	$1,198 +3.8%	$169,100
2019	$1,153 -37%	$169,100 -15.4%
2018	$1,830 +50.1%	$199,900
2017	$1,219 +24.1%	$199,900 +6.3%
2016	$982 -23.7%	$188,000
2015	$1,286 +157.1%	$188,000 +400.6%
2014	$500 +1.3%	$37,555 +3.2%
2013	$494 +8%	$36,392 +3.6%
2012	$457	$35,112
2011	--	--
2010	--	--
2009	--	--
2008	--	$46,400
2007	--	$46,400
2006	--	$46,400
2005	--	$46,400
2004	--	$46,400
2003	--	$46,400 -7.9%
2002	--	$50,400
2000	--	$50,400