Historic Apartment
525 Walnut Street Idaho Falls, ID 83402
For Sale
$1,750,000
Pending
MULTI_FAMILY - Idaho Falls, ID
Property Size15,867 SF
Lot Size0.29 Acres
Days on Market9
Property Features for 525 Walnut Street
General Information
- Property type
- Residential Multi Family
- Property subtype
- Other
- Bedrooms
- 18
- Bathrooms
- 27
- Rooms
- Bedroom 5, Bedroom 12, Bathroom 17, Bedroom 4, Bathroom 1, Bathroom 21, Bathroom 4, Bathroom 11, Bedroom 18, Bathroom 18, Bathroom 24, Bathroom 16, Bedroom 3, Bedroom 6, Bathroom 12, Bathroom 22, Bathroom 20, Bedroom 2, Bedroom 14, Bathroom 3, Bathroom 10, Bathroom 15, Bedroom 1, Bedroom 10, Bathroom 7, Bathroom 27, Bathroom 2, Bathroom 23, Bathroom 25, Bathroom 8, Bathroom 26, Bathroom 13, Bedroom 7, Bathroom 6, Bedroom 16, Bathroom 9, Bedroom 11, Bedroom 8, Bedroom 13, Bedroom 9, Bedroom 15, Bathroom 5, Bedroom 17, Bathroom 14, Basement, Bathroom 19
- Parking
- 20
- Parking features
- Off Street
- Basement
- Finished, Unfinished
- Standard status
- Pending
- APN
- RPA17400550055A
- Size
- 15,867 SF
- Lot size
- 0.29 Acres
Taxes and HOA fees
- Tax Year
- 2025
- Tax Description
- S 47.5' LOT 5 LESS NE PART, LOT 6, BLOCK 55, ORIGINAL TOWN SW1/4, SEC
- Tax Annual Amount
- 13185
Utilities
- Sewer type
- Public Sewer
- Heating system
- Baseboard, Natural Gas, Electric (Heating)
- Water source
- Public
Building Details
- Year built
- 1928
- Number of units
- 27
- Building materials
- Brick
- Roof type
- Membrane
Listing Agency:
Century 21 High Desert
(208) 524-2121
Listed By:
Kerry Howell · License #23797
(208) 524-2121
Added: Jul 17
Changed: Jul 22
Last Checked: Jul 25 at 7:06AM
MLS# 2187865
Copyright © 2026 Snake River 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 historic all-brick apartment investment property is known as the Avalon Apartments and offers 27 units. The building includes recent upgrades such as vinyl windows, elimination of the boiler system, on-demand tankless water heaters, a membrane roof, all new plumbing, and a sprinkler system. A coin-operated laundry is located on the lower level. Each unit has its own electrical meter and electric heat, supporting independent unit metering.
Three of the units are located in a separate building adjacent to the main structure. The property is situated in Idaho Falls near downtown.
The information provided indicates a total of 27 units across the main building and an adjacent structure.
Three of the units are located in a separate building adjacent to the main structure. The property is situated in Idaho Falls near downtown.
The information provided indicates a total of 27 units across the main building and an adjacent structure.
Key Highlights
- 27‑unit all‑brick investment property known as Avalon Apartments in Historic Idaho Falls, close to downtown
- Recent upgrades include vinyl windows, membrane roof, new plumbing, and a sprinkler system
- On‑demand tankless water heaters added; elimination of boiler system
Financial Insights For Apartment 5plus
Simulate Cap Rate and NOI
NOI Build-Up
- Vacancy
- income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
- EGI (Effective Gross Income)
- gross rent minus vacancy losses — the realistic income before paying operating costs.
- OpEx (Operating Expenses)
- recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
- NOI (Net Operating Income)
- income a property generates after operating costs but before financing and taxes.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $228.5k | $14.40 |
| − Vacancy | −$8.7k | −$0.55 |
| EGI | $219.8k | $13.85 |
| − OpEx | −$98.9k | −$6.23 |
| NOI | $120.9k | $7.62 |
15,867 SF · lease $14.40/SF/yr · vacancy 3.80% · expense 45.00%
Alternative Uses
Best Use
Apartment 5plus
$1.73M
$1.51M – $2.01M
NOI $120,891 @ 7.0% cap · market cap 6.91%
Second Best
—
—
no second resolved use
Theoretical Best
Office A
$3.51M
$3.07M – $4.09M
NOI $245,393 @ 7.0% cap · market cap 14.02%
Zoning and permitted uses should be independently verified with local authorities.
Property Analytics
Property Profile
Location Intelligence
Current Use by Public Records
Avalon Apts.
Hotel & Motel
FAQs
What type of property is this?
Apartment building - All-brick 27-unit apartment property with individual electric meters, electric heat, and on-site coin-operated laundry.
Where is this apartment building located?
The property is located at 525 Walnut Street Idaho Falls, ID.
What is the asking price?
The asking price for this property is $1,750,000.
What are key features of this property?
This property features: 27‑unit all‑brick investment property known as Avalon Apartments in Historic Idaho Falls, close to downtown; Recent upgrades include vinyl windows, membrane roof, new plumbing, and a sprinkler system; On‑demand tankless water heaters added; elimination of boiler system
