Skip to content
×
PRO Members Get
Full Access
Get off the sidelines and take action in real estate investing with BiggerPockets Pro. Our comprehensive suite of tools and resources minimize mistakes, support informed decisions, and propel you to success.
Advanced networking features
Market and Deal Finder tools
Property analysis calculators
Landlord Command Center
ANNUAL Save 16%
$32.50 /mo
$390 billed annualy
MONTHLY
$39 /mo
billed monthly
7 day free trial. Cancel anytime.
Level up your investing with Pro
Explore exclusive tools and resources to start, grow, or optimize your portfolio.
10+ investment analysis calculators
$1,000+/yr savings on landlord software
Lawyer-reviewed lease forms (annual only)
Unlimited access to the Forums

Let's keep in touch

Subscribe to our newsletter for timely insights and actionable tips on your real estate journey.

By signing up, you indicate that you agree to the BiggerPockets Terms & Conditions
Copied
Photo
Copied
Photo
Photo
Photo
Photo
See all photos

$1,278,000

For Sale - Active
31 Spruce St, Millbrae, CA 94030
5 Beds
3 Baths
2,156 Square Feet
0.09 Acres Lot
Built in 1958
For Sale - Active
Units n/a
Checked: 22 hours ago
Updated: Sep 16, 2025 at 07:44PM

Investment Summary


Potential Missing Expenses

We noticed that property taxes are missing—this is a standard expense and should be considered in your estimate.

Monthly Cash Flow
-$2,598
Cap Rate
3.2%
Cash-on-Cash Return
-10.6%
Debt Coverage Ratio
0.57
Internal Rate of Return (5 years)
-6.3%

Property Description


0.09 Acres Lot
Built in 1958
For Sale - Active
Units n/a

This duplex-style Millbrae home offers an exceptional investment opportunity in a highly desirable location. Ideally situated near top-rated schools, parks, shopping, dining, public transportation, SFO airport, etc. This well-maintained property features two fully independent living spaces, perfect for owner-occupants, extended families, multi-generational living, or savvy investors. The upper unit includes 3 bedrooms / 1.5 bathrooms, while the lower unit offers 2 bedrooms / 1 bathroom, each with its own kitchen, living area, & private entry. The flexible layout provides strong rental income potential or the ability to live in one unit while renting the other. Located in a walkable neighborhood with easy access to BART, Caltrain, and major freeways, residents enjoy the best of suburban comfort and urban convenience. This home offers unlimited potential to make it truly your own, featuring a well-designed floor plan that provides both flexibility and functionality. Large windows allow for lots of light. The spacious backyard is a true highlight, featuring both a generous patio & a wide lawn area. Whether you're looking to expand your investment portfolio or secure a flexible living arrangement, this duplex-style home is a standout opportunity in Millbrae's competitive market.

Build Your Team


Quickly find investor-friendly professionals who can help you succeed in real estate investing at any stage of the investing journey.

Avatar
Avatar
Avatar

Agents

Match with investor-friendly agents who can help you find, analyze, and close your next deal

Find an Agent
Avatar
Avatar
Avatar

Lenders

Get the best funding…find investor-friendly lenders who specialize in your deal strategy

Find a Lender
Avatar
Avatar
Avatar

Property Managers

Transition to passive investing. Find a trusted property management partnership that lasts.

Find a Property Manager
Avatar
Avatar
Avatar

Tax Pros & Accountants

Taxes and financial reporting made easy—find experts to create tax savings strategies, file taxes, and more

Find a Tax Pro

Location


Property Details


Parking

  • Description: Underground/Basement
  • Details: Attached, Garage
  • Garage Spaces: 2
  • Spaces Total: 0

Bedroom Information

  • # of Bedrooms: 5

Bathroom Information

  • # of Baths (Full): 2
  • # of Baths (Partial): 1
  • # of Baths (Total): 3.0

Interior Features

  • # of Rooms: 5
  • Basement: Yes
  • Fireplace: Yes

Exterior Features

  • Foundation: Slab

Land Information

  • Land Use: Residential
  • Land Use Subtype: Single Family Residential

Lot Information

  • Parcel ID: 021302270
  • Lot Size: 3993 sqft

Property Information

  • Property Type: Single Family Residence
  • Year Built: 1958

Tax Information

  • Annual Tax: $0

Utilities

  • Heating: Natural Gas
  • Cooling: None

Location

  • County: San Mateo

Listing Details


Listed by:
Stanley Lo
Green Banker Realty
(650) 373-0007

Source:
bridgeMLS
MLS#: ML82017449
bridgeMLS

Investment Summary


Potential Missing Expenses

We noticed that property taxes are missing—this is a standard expense and should be considered in your estimate.

Monthly Cash Flow
-$2,598
Cap Rate
3.2%
Cash-on-Cash Return
-10.6%
Debt Coverage Ratio
0.57
Internal Rate of Return (5 years)
-6.3%

Purchase Details

Find an Agent

Purchase price:
$1,278,000
Amount financed:
-$1,022,400
Down payment:
$255,600
Closing costs:
$38,340
Rehab costs:
$0
Initial cash invested:
$293,940
Square feet:
2,156
Cost per square foot:
$593
Monthly rent per square foot:
$2.32

Financing Details

Find a Lender

Loan amount:
$1,022,400
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
5.875%
Principal & interest:
$6,048
Property tax:
$0
Insurance:
$350
Private mortgage insurance (PMI):
$0
Monthly payment:
$6,398

Operating Income

Find a Property Manager

% Rent Monthly Yearly
Gross rent:
$5,000 $60,000
Vacancy loss: (6%)
6% -$300 -$3,600
Operating income:
$4,700 $56,400

Operating Expenses


% Rent Monthly Yearly
Property taxes: (n/a)
n/an/an/a
Insurance: (7%)
7%-$350-$4,200
Property management: (8%)
8%-$400-$4,800
Repairs & maintenance: (5%)
5%-$250-$3,000
Capital expenditures: (5%)
5%-$250-$3,000
HOA fees: (n/a)
n/an/an/a
Total operating expenses: (25%)
25%-$1,250-$15,000

Cash Flow


Monthly Yearly
Net operating income:
$3,450 $41,400
Mortgage payments:
-$6,048 -$72,576
Cash flow:
-$2,598 -$31,176