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Why Choose 21st Century Realty?
Here's why buyers, sellers, and investors across Guam
trust 21st Century Realty.

21+ Years of Experience
 

Helping buyers, sellers, and investors make confident real estate decisions across Guam.

Personalized Service


Every client receives thoughtful guidance tailored to their unique goals.

Local Expertise

​​

Knowledge of Guam's communities, market trends, zoning, and investment opportunities.

Strategic Guidance


Helping you make informed real estate decisions with confidence.

FEATURED PROPERTIES

                  Explore some of our Listings Across Guam
🏠 Single Family & Condo Homes 🌴 Vacant Land 🏢 Commercial 🏘️ Multi-Family 💼Public MLS Search

MLS # 26-361

  • Elevated homesite with beautiful neighborhood views

  • Build your custom dream home

  • Potential Tumon Bay ocean views from a second story (left-facing)

  • Peaceful established neighborhood

  • Spacious lot with room to design your ideal residence

  • Seller financing available for qualified buyers

MLS # 26-2336

Prime Frontage M-1 Zoned 

  • Bello Road, Barrigada

  • 1,858 sq. meters

  • Ideal for Warehouses

  • Logistics -Distribution

  • Contractor's Yard

  • So much more...

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MLS # 26-2315

  • Flexible-use vacant land

  • Ideal for construction staging and material storage

  • Excellent site for equipment, containers, or contractor operations

  • Suitable for vegetable farming or agricultural use

  • Easy access with ample space for a variety of uses

  • Great opportunity for investment or future development

MLS # 26-2573

Mangilao Development Lots

  • Approximately 3,114 sq. m. per lot

  • Only 4 Lots Availabl

  • Ideal for Custom Homes or Investment

  • Paved Access Road

  • Power Available On-Site

  • Water & Sewer Nearby

  • Peaceful Residential Setting

  • Minutes from Schools, Shopping & Major Roadways

  • Excellent Long-Term Investment Opportunity

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​MLS# 26-362

  • Elevated homesite with beautiful neighborhood views

  • Build your custom dream home

  • Potential Tumon Bay ocean views from a second story (left-facing)

  • Peaceful established neighborhood

  • Spacious lot with room to design your ideal residence

  • Seller financing available for qualified buyers

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Principal Broker | 21st Century Realty

Meet Melanie Guerrero

The Broker behind  21st  Century Realty

“Real estate is more than buying and selling property—it's about building relationships, creating opportunities, and helping people make confident decisions for their future.”

— Melanie Guerrero

Find the Right Property with Confidence

🏡 Buy With Us

 

Whether you're purchasing your first home, investing in land, or expanding your commercial portfolio, we're here to guide you through every step of the buying process with confidence and expert local knowledge.

Buyer Representation

✔ Residential, Land & Commercial

✔ Skilled Negotiation

✔ Local Market Expertise

Maximize your Property's  Value

🏡  Sell With Us

Selling your property requires more than placing it on the market. We combine strategic pricing, professional marketing, and expert negotiation to help you achieve the best possible results.

Professional Marketing

✔ Strategic Pricing

✔ Maximize Exposure

✔ Expert Negotiations

WHAT PEOPLE SAY

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Commercial Client

★★★★★
"Melanie's expertise and strategic guidance gave me the confidence to purchase two commercial buildings I never expected to own. It turned out to be one of the best commercial investment decisions I've ever made."

-Richard 

★★★★★

"Purchasing investment property from off-island requires complete trust in your real estate professional. Melanie exceeded every expectation. Her negotiation skills saved me nearly $100,000 on my beachfront condominium purchase, and her guidance gave me complete confidence throughout the transaction. She is an exceptional advocate for her clients."

-Terry

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Investors

★★★★★
"I've worked with Melanie on multiple investment properties, and she consistently finds great opportunities while helping me maximize my returns. Her expertise and dedication are why I continue to trust her with my real estate investments."

-Trinidad S

★★★★★

"As a seasoned investor, I know the importance of making smart decisions. Trusting Melanie's expertise proved to be one of my best investment decisions. Her market knowledge, negotiation skills, and strategic guidance helped me secure an outstanding investment opportunity and reminded me that trusting the right professional can make all the difference."

-Angie T

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Seller

★★★★★
"I didn't know the first thing about selling my home, but thankfully I didn't need to. Melanie guided me through every step, made the process simple to understand, and sold my home for more than I ever expected. She made the entire experience easy from start to closing."

-Matthew M

Buyer

★★★★★

"Buying a home can be overwhelming, but Melanie made the entire process simple. She took the time to understand our needs, listened to what mattered most, and helped us find the perfect home. We couldn't have asked for a better experience."

 

- Michael & Sheryl P

Contact Us

melaniecguerrero@gmail.com  /  Office Tel. 671-989-6886 or 

Cell: 671-688-6357 or Whatsapp

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Ready to Make Your Next Move?

Whether you're buying, selling, or investing, 21st Century Realty is here to provide trusted guidance every step of the way.

Let's discuss your real estate goals and help you make your next move with confidence.

Follow Us:​

Facebook:  

https://www.facebook.com/21stCenturyRealtyGuam/

Instagram:

https://www.instagram.com/21st_century_realty_guam/?hl=en

LinkedIn:

https://www.linkedin.com/in/melanie-guerrero-4ba75694/

 2015 by 21st Century Realty, LLC GUAM

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