Room to reimagine on a substantial large lot with opportunities for renovation and expansion. This single-story residence offers 2 bedrooms, 1 bathroom, and a blank canvas for investors, builders, or buyers looking to create value. A long driveway leads to a detached garage, while the expansive backyard provides generous open space and potential for an Accessory Dwelling Unit (ADU), subject to applicable requirements and approvals. The property requires repairs and updating, offering the opportunity to transform the existing home and explore its possibilities. Located in the foothill community of Altadena, the property offers convenient access to outdoor recreation, neighborhood parks, local shopping, and dining. Nearby attractions include the scenic trails of the San Gabriel Mountains, Millard Canyon, and Loma Alta Park. Old Pasadena is also a short drive away, featuring an array of restaurants, boutique shopping, entertainment, and cultural attractions. Convenient access to the 210 Freeway connects to surrounding San Gabriel Valley communities. A generous lot, established neighborhood setting, and potential for improvement make this an opportunity to bring a new vision to life in Altadena.

Listing Tools

Property Details of 1970 Allen Avenue

Map Location

Listed by Theresa La Roche of Keller Williams Realty (562-907-9900)

Based on information submitted to CRMLS as of October 28, 2026 5:51 AM EDT . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

I agree to receive marketing and customer service calls and text messages from Pinnacle Estate Properties, Inc.. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

$

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.