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Duplex with Two-Car Garage

307 Treasure Island Aptos, CA 95003

307 Treasure Island, Aptos, CA, 95003
$1,185,000
For Sale
$1,185,000

Duplex offering two residences, private outdoor space, and an attached two-car garage for off-street parking.

Property Size1,400 SF
Price / SF$846.43
Days on Market137

Property Features for 307 Treasure Island

General Information

Standard status
Active
Size
1,400 SF
Property subtype
Multi Family

Building Details

Year Built
1962
Listing agency KW Thrive Santa Cruz
Listed by Daniel Chole · License #02031480
Source Exitrealty
Added: Mar 6 Updated: Jul 21 at 4:05AM Checked: Jul 21 at 4:05AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of KW Thrive Santa Cruz


Investment Insights

Based on property information with market context.

This duplex includes two separate residences. The upper home is a 2-bedroom, 1-bath layout with vaulted ceilings and a private balcony. The lower 1-bedroom, 1-bath unit includes a separate entrance and private outdoor space.

The property is located on a quiet cul-de-sac and is described as being just steps from the sand. It also provides convenient access to Rio Del Mar and Seacliff beaches, Aptos Village, local restaurants and shops, miles of hiking and biking trails, and Highway 1.

An attached two-car garage supports off-street parking and additional storage, providing practical convenience for both full-time living and rental use.

Key Highlights

  • Duplex in Aptos’ Rio Del Mar neighborhood with two residences totaling approx. 1,400 sq ft
  • Upper unit: 2‑bedroom, 1‑bath with vaulted ceilings, natural light, and a private balcony
  • Lower unit: 1‑bedroom, 1‑bath with separate entrance and private outdoor space

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 $57.1k $40.80
− Vacancy −$1.4k −$0.97
EGI $55.8k $39.83
− OpEx −$16.7k −$11.95
NOI $39.0k $27.88
1,400 SF · lease $40.80/SF/yr · vacancy 2.38% · expense 30.00%

Alternative Uses

Best Use
Multifamily LT 5
$557.6K
$487.9K – $650.5K (±1% cap)
NOI $39,032 @ 7.0% cap · market cap 3.29%
Second Best
Apartment 5plus
$514.8K
$450.5K – $600.6K (±1% cap)
NOI $36,036 @ 7.0% cap · market cap 3.04%
Theoretical Best
Retail
$800.5K
$700.5K – $933.9K (±1% cap)
NOI $56,036 @ 7.0% cap · market cap 4.73%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Location Intelligence

Current Use by Public Records

Duplexes

Suggested Use

HVAC Service Barber Shop Parking Lot & Garage Daycare Center Furniture & Home Goods (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store

Zoning and permitted uses should be independently verified with local authorities.

FAQs

What type of property is this?
Duplex - Duplex offering two residences, private outdoor space, and an attached two-car garage for off-street parking.
Where is this duplex located?
The property is located at 307 Treasure Island Aptos, CA.
What is the asking price?
The asking price for this property is $1,185,000.
What are key features of this property?
This property features: Duplex in Aptos’ Rio Del Mar neighborhood with two residences totaling approx. 1,400 sq ft; Upper unit: 2‑bedroom, 1‑bath with vaulted ceilings, natural light, and a private balcony; Lower unit: 1‑bedroom, 1‑bath with separate entrance and private outdoor space
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