The Gold Standard in Real Estate

Discover Your Perfect Home

Local Expertise, Innovative Marketing, And a Dedicated Team in your Corner across California

At CENTURY 21 Cornerstone, we’re dedicated to delivering exceptional real estate services across Southern California. As part of the trusted CENTURY 21 brand, we combine innovative marketing, local expertise, and a relentless commitment to client satisfaction. Whether you’re buying, selling, or investing, our team is here to guide you every step of the way—with professionalism, transparency, and care.

Beyond serving our clients, we’re equally passionate about helping real estate professionals grow. Our supportive culture, hands-on training, and proven success systems empower agents to reach new levels of excellence.

If you’re ready to elevate your real estate career, join us at CENTURY 21 Cornerstone—where we believe in achieving more together.

Simplifying Real Estate, Elevating Your Life.

Your next chapter starts with vision

C21_Stills_Interior_Agent Family_081524

Every Detail Matters

C21_Stills_Interior_AffiliateOffice3_081524

You Deserve Expert Guidance

C21_Stills_Exterior_FamilyWithSign2_081524

Empowering communities near and far, our agents create meaningful change through every connection, every closing, and every act of service.
 

Kristen Vata

Google Review

I am beyond impressed and satisfied with the knowledge, professionalism, and expertise I received from my real estate agent at Century 21 Cornerstone in Whittier. From the moment I walked into their office, I was warmly greeted and kindly guided to meet my agent. The entire staff is incredibly professional, friendly, and attentive, creating such a welcoming environment.
My agent went above and beyond to explain every detail, answer all my questions, and guide me through the process with patience and care. Their experience and market knowledge were evident in every conversation, and I truly felt supported from start to finish. It’s clear that everyone here takes pride in their work and genuinely cares about their clients’ needs.

If you’re looking for a trustworthy, knowledgeable, and client-focused real estate team, I highly recommend Century 21 Cornerstone in Whittier. They made what could have been a stressful experience smooth, positive, and successful.

Joshua Tellez

Google Review

We just had an awesome experience working with Ruby Alvarado to buy our first home, and we couldn’t be more thrilled! We picked Ruby because she has a great reputation and a genuine love for helping people find their perfect places.

The best part about working with her was the constant support and expert advice throughout the whole process. She was always there to answer our questions and really negotiated hard for us. If you're looking to buy or sell, we definitely recommend Ruby. Just trust her expertise and be open about what you want—it makes everything so much easier. Overall, we’re super grateful for Ruby's help in making this a smooth and enjoyable journey!

Maria Delgado

Google Review

It's been a pleasure to work with Elsa Diaz, she took me hand in hand in the process of acquiring my first rental. I was looking all over the city, but Elsa was very patient and professional, she answered all my questions, showed me so many houses (my husband didn't like any, he's very picky), understood what we wanted, and helped us through the buying process from beginning to end. We love our rental in Long Beach, Thank you so much, Elsa.

Rita Arellano

Google Review

Extremely satisfied with the staff, In particular with Elsa Diaz. Elsa helped my husband and I understand the process of buying a home. She was very professional throughout the entire process. I had visited several other real estate agencies throughout the years and they just made the possibility of me owning a home near to impossible. I would recommend any first time home buyer to consult with the staff at CENTURY 21 Cornerstone.

Centrury 21 (2)

Contact Us

Loading Contact Me...

 

 

 

At CENTURY 21 Cornerstone, everything we do centers around one mission: helping people move forward with confidence, clarity, and success.
Make your next move the best move.

 

OPEN HOURS: 9AM - 5PM 

C21 Cornerstone
Realty
13604 Whittier Blvd, Whittier, CA 90605
Serving all of Southern California
(562) 698-0348  |  DRE: 0139148   |  c21cornerstoneassistant@gmail.com

© 2024 Century 21 Real Estate LLC used under license by CENTURY 21 affiliated franchise. All rights reserved. CENTURY 21®, C21® and the CENTURY 21 Logo are service marks owned by Century 21 Real Estate LLC. CENTURY 21 affiliated franchisee fully supports the principles of the Fair Housing Act and the Equal Opportunity Act. Each office is independently owned and operated. If you become an independent sales associate affiliated with a CENTURY 21 franchised office, you have a variety of resources, tools, technologies and educational opportunities available to you, including programs and materials. Use of any such materials and any related programs are not mandatory but instead are completely voluntary for you to use at your discretion if they fit your business needs. No tool or program described in herein is intended to imply or create an employment relationship with any CENTURY 21 franchisee or with Century 21 Real Estate LLC.