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Turnkey Remodeled Duplex

409 S Idaho Street San Mateo, CA 94402

409 S Idaho Street, San Mateo, CA, 94402
$1,650,000
For Sale
$1,650,000

Turnkey duplex with two 3-bedroom, 2-bath units, each featuring a kitchen with stainless appliances and in-unit laundry hookups.

Property Size1,860 SF
Price / SF$887.10
Days on Market86

Property Features for 409 S Idaho Street

General Information

Standard status
Active
Size
1,860 SF
Property subtype
Multi Family

Building Details

Year Built
1902
Listing agency Infohome Inc
Listed by Maggie Mao · License #02228987
Source Exitrealty
Added: Apr 28 Updated: Jul 21 at 1:35AM Checked: Jul 21 at 6:03AM

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 Infohome Inc


Investment Insights

Based on property information with market context.

This fully remodeled duplex offers two separate 3-bedroom, 2-bath units, for a total of 6 bedrooms and 4 bathrooms. Each unit features updated kitchens with brand-new cabinets and stainless appliances, vinyl plank flooring, dual-pane windows, and LED lighting. The property also includes individual laundry hookups for each unit, along with new furnaces and water heaters to support day-to-day reliability.

Outdoor improvements include new decking and low-maintenance landscaping with fruit trees. The property is described as turnkey and like-new, and it is located just minutes from the 101/92/280 corridors.

Designed for flexible occupancy, the duplex configuration supports owner-occupant use or investment ownership, depending on how you plan to structure the space.

Key Highlights

  • Turnkey remodeled duplex built in 1902 with two 3‑bed, 2‑bath units (6 beds/4 baths total)
  • Each unit includes a kitchen with brand‑new cabinets and stainless appliances
  • Vinyl plank floors, dual‑pane windows, and LED lighting throughout both units

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 $70.3k $37.80
− Vacancy −$3.9k −$2.08
EGI $66.4k $35.72
− OpEx −$19.9k −$10.72
NOI $46.5k $25.00
1,860 SF · lease $37.80/SF/yr · vacancy 5.50% · expense 30.00%

Alternative Uses

Best Use
Multifamily LT 5
$664.4K
$581.4K – $775.2K (±1% cap)
NOI $46,509 @ 7.0% cap · market cap 2.82%
Second Best
Apartment 5plus
$599.8K
$524.8K – $699.7K (±1% cap)
NOI $41,984 @ 7.0% cap · market cap 2.54%
Theoretical Best
Office A
$735.7K
$643.7K – $858.3K (±1% cap)
NOI $51,497 @ 7.0% cap · market cap 3.12%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Location Intelligence

Current Use by Public Records

Duplexes

Suggested Use

Barber Shop Auto Parts Store (Bike/Boat/Book/etc) Store Florist Electrical Service Tanning Salon Grocery & Convenience Store (Bike/Boat/Book/etc) Store Pet Grooming Service Locksmith

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

FAQs

What type of property is this?
Duplex - Turnkey duplex with two 3-bedroom, 2-bath units, each featuring a kitchen with stainless appliances and in-unit laundry hookups.
Where is this duplex located?
The property is located at 409 S Idaho Street San Mateo, CA.
What is the asking price?
The asking price for this property is $1,650,000.
What are key features of this property?
This property features: Turnkey remodeled duplex built in 1902 with two 3‑bed, 2‑bath units (6 beds/4 baths total); Each unit includes a kitchen with brand‑new cabinets and stainless appliances; Vinyl plank floors, dual‑pane windows, and LED lighting throughout both units
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