Quadplex with Private
133 E 21st Street, Idaho Falls, ID 83404
New
MULTI_FAMILY - Idaho Falls, ID
Property size:
3,800 SFLot size:
0.22 AcresPrice / SF:
$136/SF- Added:
- Jun 25, 2026
- Days on Market:
- 5
- Last Refresh:
- Jun 29 at 5:06 pm
Property Features for 133 E 21st Street
General Information
- Property type
- Residential Multi Family
- Property subtype
- Other
- Bedrooms
- 6
- Bathrooms
- 5
- Rooms
- Bathroom 2, Bathroom 1, Bedroom 5, Bathroom 3, Bathroom 5, Basement, Bedroom 6, Bedroom 4, Bedroom 3, Bathroom 4, Bedroom 2, Bedroom 1
- Parking
- 2
- Parking features
- Off Street, Garage
- Patio and Porch features
- Deck
- Interior features
- Newly Renovated, Storage
- Fireplace
- 1
- Basement
- Daylight, Finished
- Appliances
- Dishwasher, Dryer, Microwave, Refrigerator, Oven, Washer
- Standard status
- Active
- APN
- RPA03200
- Size
- 3,800 SF
- Lot size
- 0.22 Acres
Taxes and HOA fees
- Tax Year
- 2024
- Tax Description
- Lots 31-33, Block 13 BrodbecksNE 1/4, SEC 30 TN, R 38 Units 2
- Tax Annual Amount
- 3713
Utilities
- Sewer type
- Public Sewer
- Heating system
- Fireplace(s), Central, Natural Gas, Ductless (Heating), Forced Air, Electric (Heating)
- Cooling system
- Ductless, Central Air, Zoned
- Water source
- Public
Building Details
- Year built
- 1975
- Number of units
- 4
- Building materials
- Block, Frame, Brick, Metal Siding, Stone, Vinyl Siding
- Roof type
- Composition
- Additional Structures
- Storage
Listing agent Steven Phaysounlaphong (208) 523-6111
Listing office Silvercreek Realty Group 2002 Jennie Lee Dr, Meridian, ID (208) 523-6111
Listing date Jun 25, 2026
MLS# 2186082
Listing URL
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.
HighLights
- Two dwellings on one lot with 4 rental units; all units currently fully occupied
- Approx. $4,400/month rental income with long history of consistent occupancy
- Each unit has its own private entrance; two separate fenced yards and separate driveways for each dwelling
- Multiple in‑unit and shared laundry options: new community laundry room with 2 washers and 2 dryers; back dwelling has its own washer/dryer
- Front home: upper 2‑bedroom unit with finished bonus/flex room plus recently remodeled 2‑bedroom basement unit
- Second dwelling: 1‑bedroom upper and lower units; lower unit recently remodeled with an additional finished flex room
Overview
This four-unit quadplex includes two dwellings on one lot, with each unit having its own private entrance. The front home offers an upper 2-bedroom unit with an additional finished bonus or flex room currently used as a primary bedroom, along with a recently remodeled 2-bedroom basement unit. The second dwelling includes 1-bedroom upper and lower units, with the lower unit recently remodeled and featuring an additional finished flex room for extra usable living space. The property also features recent improvements including a new community laundry room with two washers and two dryers, and the back dwelling has its own washer and dryer.
The property sits on a 0.22-acre lot in Idaho Falls, Idaho, and is served by Idaho Falls Power. There are two separate fenced yards, separate driveways for each dwelling, and private entry access for every unit.
With four rental units configured for resident privacy and separate access, this property may appeal to buyers seeking a turnkey, income-producing multifamily investment. Tenants pay their own utilities and maintenance, and the units are currently fully occupied. The listing notes no seller financing.
The property sits on a 0.22-acre lot in Idaho Falls, Idaho, and is served by Idaho Falls Power. There are two separate fenced yards, separate driveways for each dwelling, and private entry access for every unit.
With four rental units configured for resident privacy and separate access, this property may appeal to buyers seeking a turnkey, income-producing multifamily investment. Tenants pay their own utilities and maintenance, and the units are currently fully occupied. The listing notes no seller financing.
Local Financial Insights For Multifamily LT 5
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 | $47.9k | $12.60 |
| − Vacancy | −$2.2k | −$0.57 |
| EGI | $45.7k | $12.03 |
| − OpEx | −$13.7k | −$3.61 |
| NOI | $32.0k | $8.42 |
3,800 SF · lease $12.60/SF/yr · vacancy 4.50% · expense 30.00%
Alternative Uses
Best Use
Multifamily LT 5
$457.3K
$400.1K – $533.5K
NOI $32,008 @ 7.0% cap · market cap 6.19%
Second Best
Apartment 5plus
$413.6K
$361.9K – $482.5K
NOI $28,952 @ 7.0% cap · market cap 5.60%
Theoretical Best
Office A
$839.6K
$734.6K – $979.5K
NOI $58,769 @ 7.0% cap · market cap 11.37%
Zoning and permitted uses should be independently verified with local authorities.
Property Profile
Location Intelligence
Current Use by Public Records
Quadplexes
Location Insight
- Map
- Local Demand
- City
- Idaho Falls
- County
- Bonneville
- State
- Idaho
- Longitude
- -112.0327884
- Latitude
- 43.4791573
Nearby Similar for Sale
FAQs
What type of property is this?
Quadplex - Four rental units on one lot with separate fenced yards and driveways for each dwelling.
Where is this quadplex located?
The property is located at 133 E 21st Street Idaho Falls, ID.
What is the asking price?
The asking price for this property is $517,000.
What are key features of this property?
This property features: Two dwellings on one lot with 4 rental units; all units currently fully occupied; Approx. $4,400/month rental income with long history of consistent occupancy; Each unit has its own private entrance; two separate fenced yards and separate driveways for each dwelling
