Duplex with Accessory Dwelling
For Sale
$689,900
288 Diagonal St, St George, UT 84770
MultiFamily, St George, UT
Property Size2,370 SF
Lot Size0.35 Acres
Price / SF$291.10
Days on Market48
Property Features for 288 Diagonal St
General Information
Property type
Residential Multi Family
Property subtype
Other
Zoning description
Residential, Commercial
Elementary school
Legacy Elementary
High school
Dixie High
Subdivision
Greater St. George
Standard status
Active
APN
ST-1690-A-2
Size
2,370 SF
Lot size
0.35 Acres
Taxes and HOA fees
Tax Annual Amount
2910
Utilities
Heating system
Heat Pump (Heating)
Cooling system
Heat Pump
Building Details
Year built
1957
Floors in Building
1
Number of units
2
Roof type
Tile
Listing Agency:
REALTY EXECUTIVES
(435) 628-1677
Listed By:
BRIAN D HILL
(435) 669-1759
Added: Sep 11
Changed: Oct 7
Last Checked: Oct 28 at 2:06AM
MLS# 26-276035
Copyright © 2026 Washington County Board of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
This 2,370-square-foot duplex property at 288 Diagonal St in St. George includes a three-bedroom, two-bathroom main home and a separate accessory dwelling unit. The ADU has a family room/bedroom, kitchen, full bathroom, stacking washer and dryer, covered carport, porch, and storage room. The property is described as remodeled, and the ADU is occupied.
Set on 0.35 acres, the property was built in 1957. Heating and cooling are provided by heat pumps, and the roof is tile.
Set on 0.35 acres, the property was built in 1957. Heating and cooling are provided by heat pumps, and the roof is tile.
Key Highlights
- Two homes on a 0.35‑acre property
- 2,370 square feet of property space
- Main residence has 3 bedrooms and 2 bathrooms
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$28,518
Cap Rate
4.13%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$570,360
$570.4K
Cap Rate 7%
$407,400
$407.4K
Cap Rate 9%
$316,867
$316.9K
Market Conditions
NOI Build-Up for 2,370 SF
Gross rent
$42.7K $18.00/SF
− Vacancy
−$1.9K −$0.81/SF
EGI
$40.7K $17.19/SF
− OpEx
−$12.2K −$5.16/SF
NOI
$28.5K $12.03/SF
Area
Washington County, UT
Vacancy
4.50%
Lease Rate
$18.00 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$570,360
Cap Rate 7%
$407,400
Cap Rate 9%
$316,867
Alternative Uses
Best Use
Multifamily LT 5
$407.4K
$356.5K – $475.3K
NOI $28,518 @ 7.0% cap · market cap 4.13%
Second Best
Apartment 5plus
$376.2K
$329.2K – $438.9K
NOI $26,333 @ 7.0% cap · market cap 3.82%
Theoretical Best
Specialty Retail
$652.6K
$571.1K – $761.4K
NOI $45,684 @ 7.0% cap · market cap 6.62%
Zoning and permitted uses should be independently verified with authorities.
How Realmo checks its estimates
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Lease Details
2
Residential units
50%
Occupancy
Location Intelligence
Trade Area within ½ mile
1,718
Businesses Nearby
Explore this area
Business Placement
Demographics for 84770, UT
44,505
Population
21,173
Households
2.1
Avg Household Size
36
Median Age
29%
College-Educated
93%
High-School Grad
72.1 sq mi
ZIP Area
617
Density / Sq Mi
$68,174
Median Household Income
$34,586
Median Earnings
$1,344
Median Rent
$407,100
Median Home Value
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Market
Vacancy Rate% for Multifamily in West region
Frequently Asked Questions
What type of property is this?
Duplex - Two separate homes share one parcel, with the accessory unit configured for residential use or select businesses.
Where is this duplex located?
The property is located at 288 Diagonal St St George, UT.
What is the asking price?
The asking price for this property is $689,900.
What are key features of this property?
This property features: Two homes on a 0.35‑acre property; 2,370 square feet of property space; Main residence has 3 bedrooms and 2 bathrooms
