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Duplex with Detached ADU
New
For Sale
$775,000

508 & 508 A W Alder Street, Missoula, MT 59802

ResidentialIncome, Missoula, MT

Property SizeContact for details
Lot Size0.13 Acres
Days on Market4

Property Features for 508 & 508 A W Alder Street

General Information

Property type Residential Multi Family
Property subtype Other
Rooms Basement, Laundry Room
Appliances Dryer, Dishwasher, Freezer, Range, Refrigerator
Elementary school district District No. 1
Middle school district District No. 1
High school district District No. 1
Directions 500 Block of Alder Near Orange Street. Coming under the underpass, turn right onto Alder.
Standard status Active
APN 04220021146100000
Lot size 0.13 Acres

Taxes and HOA fees

Tax Year 2025
Tax Description The East one-half of Lot 26 and all of Lot 27 in Block 5 of W. J. McCormick's Addition, a platted subdivision in the City of Missoula, Missoula County, Montana, according to the official recorded plat thereof.
Tax Annual Amount 4472
Legal Description The East one-half of Lot 26 and all of Lot 27 in Block 5 of W. J. McCormick's Addition, a platted subdivision in the City of Missoula, Missoula County, Montana, according to the official recorded plat thereof.

Utilities

Heating system Baseboard, Electric (Heating), Forced Air, Natural Gas

Building Details

Year built 1900
Number of units 2
Listing Agency: PureWest Real Estate - Missoula
Listed By: Mike Nugent · License #RRE-BRO-LIC-31953
Added: Oct 7 Changed: Oct 10 Last Checked: Oct 10 at 11:06AM
MLS# 30079524

Copyright © 2026 Montana Regional MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This duplex pairs a 1,579-square-foot Victorian Folk residence, built in 1900, with a 392-square-foot ADU completed in 2024. The main home has an updated kitchen with an island, an open living and dining area, built-ins, and high ceilings. Two bedrooms share a pass-through bathroom on the lower level, while the upper floor adds a bedroom, a second bathroom, and a bonus room. The ADU has one bedroom and one bathroom and has been occupied since its completion. Appliances include a dishwasher, range, refrigerator, freezer, and dryer.

The 0.134-acre property includes a fenced backyard and alley parking. It is one block from St. Patrick Hospital, with downtown Missoula, the Wilma, farmers' markets, I-90, and campus also identified as nearby destinations. A sewer line was replaced in 2022, and LOCI Architecture plans for possible future expansion are included.

Key Highlights

  • 1,579‑square‑foot main residence paired with a 392‑square‑foot ADU
  • ADU completed in 2024 and occupied since completion
  • Main home built in 1900 with Victorian Folk character

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Auto Parts Store Carpet & Flooring Store (Bike/Boat/Book/etc) Store Home Appliance Store Tanning Salon Plumbing Service

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

2,992
Businesses Nearby

Demographics for 59802, MT

19,892
Population
10,416
Households
1.9
Avg Household Size
37
Median Age
52%
College-Educated
96%
High-School Grad
45.4 sq mi
ZIP Area
438
Density / Sq Mi
$65,054
Median Household Income
$36,541
Median Earnings
$1,021
Median Rent
$420,200
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in West region

7% 2022
7.8% 2023
8.6% 2024
8.6% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - A historic main residence and a recently built accessory dwelling unit provide two distinct living spaces on one parcel.
Where is this duplex located?
The property is located at 508 & 508 A W Alder Street Missoula, MT.
What is the asking price?
The asking price for this property is $775,000.
What are key features of this property?
This property features: 1,579‑square‑foot main residence paired with a 392‑square‑foot ADU; ADU completed in 2024 and occupied since completion; Main home built in 1900 with Victorian Folk character
More about this property
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