Most Affordable Option

Junior ADUs (JADUs)

Convert part of your existing home into a separate rental unit. JADUs are the most cost-effective way to add rental income to your property.

$70K-$95K
Typical Investment
2 months
Construction Time
$1,800+
Monthly Rental
JADU interior conversion

What is a Junior ADU?

A Junior ADU (JADU) is a residential unit created within or attached to an existing single-family home, typically 500 square feet or less.

JADU Requirements

  • Maximum 500 sq ft

    Size limit set by California state law

  • Within existing home

    Must be created inside or attached to the main house structure

  • Separate entrance

    Can be interior or exterior entrance

  • Kitchen facilities

    Kitchenette with cooking, food storage, and cleanup

JADU floor plan example

Popular JADU Conversions

Transform underutilized spaces in your home into income-generating rental units.

Most Popular
Spare Room Conversion
250-400 sq ft
$70K-$85K
  • Convert existing bedroom
  • Add private bathroom
  • Install kitchenette
  • Separate entrance option
Rental: $1,800-$2,200/month
Attic Conversion
300-500 sq ft
$80K-$95K
  • Structural modifications
  • Insulation & climate control
  • Bathroom & kitchenette
  • Stairway access
Rental: $1,700-$2,100/month
Portion of Home Split (Interior Wall Conversion)
300-500 sq ft
$75K-$90K
  • Interior wall partition
  • Separate living space
  • Bathroom & kitchenette
  • Independent entrance
Rental: $1,700-$2,100/month

Why Choose a JADU?

JADUs offer unique advantages for homeowners looking to add rental income affordably.

Lowest Cost Option
Most affordable way to add rental income, typically 50-60% less than new construction.
Fastest Construction
Quickest ADU option to complete, getting you rental income in just 2-4 months.
Use Existing Space
Transform underutilized areas of your home into productive rental income.
Multi-Gen Living
Perfect for aging parents or adult children who want independence while staying close.

Ready to Create Your JADU?

Schedule a free assessment to see which spaces in your home are suitable for JADU conversion.