Los Altos, CA · Santa Clara County
Request for Address Assignment or Change
Property owners use this request to seek a new property address or change an existing address in Los Altos.
What this form is
The form requests an address assignment or change for new development, an accessory dwelling unit, a relocated front door, or another reason. It asks for the property owner’s contact information, assessor’s parcel number, current address, property and lot type, reason for the request, and up to three proposed addresses. The city requires address assignments for each new address in new developments and for all new ADUs.
Who needs it
Property owners requesting an address for a new development or ADU, changing an existing address, or relocating a building’s main entrance to another street need this form.
How to submit it
Submit the completed application and a site map of the property to [email protected]. After processing, the city will direct you to pay the fees online; fees are non-refundable.
About notarization
This document is signed without a notary; the property owner signs and dates the form.
How to submit this form
- 1
Download the Request
Download the Request for Address Assignment or Change.
- 2
Complete the Form
Provide the owner and property details, reason for the request, and up to three proposed addresses; sign and date the form.
- 3
Gather the Site Map
Include a site map of the property with the completed application.
- 4
Submit to the City
Email the application and site map to [email protected]. After processing, follow the city’s direction to pay fees online.
Frequently asked questions
- Do I need a notary for the address assignment request?
- No. The form has a property owner’s signature and date line, but no notary block or notarized attachment is specified.
- How do I submit the address assignment request?
- Email the completed application and a site map of the property to [email protected]. After processing, the city will direct you to pay fees online.
- When is an address assignment required?
- The form says assignments are required for each new address in new developments, all new ADUs, existing address changes, and a main entrance relocated to a different street.
- What information does the request ask for?
- It asks for owner contact details, the assessor’s parcel number, current address, property and lot type, reason for the request, and up to three proposed addresses.