```
Gwen Castillo

Gwen Castillo
Real Estate Agent (Salesperson)
Rockwall TX

Salesperson (TX: 0348281)

39 years experience

REALTOR® 2 Active Listings Serves Rockwall County, TX
View on Realtor.com

Contact Information

Brokerage
Coldwell Banker Realty

Office Website
Office Address
4210 Ridge Rd Ste 103
Rockwall, TX  75032
(Rockwall County)
Office Phone
972-772-1500
Office Fax
Mobile
972-772-1500
Email
gwen*********@********.com
Show Email for $5

Service Areas

Lucas: TX Parker: TX Fairview: TX Allen: TX McLendon-Chisholm: TX Heath: TX Rockwall: TX Garland: TX Dallas: TX Fate: TX Rowlett: TX Mobile City: TX Sachse: TX St. Paul: TX Wylie: TX Talty: TX Travis Ranch: TX Mesquite: TX Heathridge: TX Forney: TX Terrell: TX Oak Ridge: TX Elmo: TX Wilmer: TX Copeville: TX Nevada: TX Josephine: TX Balch Springs: TX Sunnyvale: TX Union Valley: TX Royse City: TX Hawk Cove: TX Quinlan: TX West Tawakoni: TX Tyler: TX

About Gwen Castillo

With a real estate career spanning nearly four decades, this licensed professional has established a reputation for delivering exceptional service to both home buyers and sellers. Growing up in a family deeply rooted in the construction industry—her father a builder and her mother a broker—she developed a profound understanding of the real estate landscape early on.

Her experience extends beyond her upbringing; she has also supported her husband in his custom building endeavors and has held the position of past president of the Metro East Home Builders Association. As a trusted advisor, she is committed to helping sellers maximize their investments and guiding them through the sales process with efficiency.

Whether assisting first-time buyers in finding their ideal ranch or facilitating the acquisition of commercial properties, she is dedicated to helping clients realize their real estate aspirations. Her approach is characterized by clear communication, strong negotiation skills, meticulous attention to detail, and a genuine passion for the industry, ensuring that clients achieve outstanding results.

**Memberships and Credentials:**
- National Association of Realtors
- Texas Association of Realtors
- MetroTex Association of Realtors
- Graduate, Real Estate Institute (GRI)
- Dallas Builders Association
- 2017 President, Metro East Dallas Builders Association

Rockwall County, TX Real Estate Market Analysis (Single Family Homes)

$574,887
Avg. Listing Price
From Gwen's portfolio
3.9 / 3.2
Avg. Beds/Baths
Typical property size
2,737 sf
Avg. Square Footage
Interior living space
1683
Active Listings
Current inventory

Rockwall County stands out as one of Texas's most dynamic and rapidly evolving real estate markets, representing a unique blend of lakefront luxury, suburban family appeal, and strategic proximity to the Dallas metroplex. Despite being Texas's smallest county by land area, this compact region has transformed from a quiet lakeside community into one of the most sought-after residential destinations in North Texas, with property values and development activity that consistently outpace many larger metropolitan areas.

The real estate landscape here is supported by exactly 1,255 actively licensed agents, all of whom maintain current email contact information, creating an unusually well-connected and digitally accessible professional network. This complete digital connectivity reflects the market's sophisticated approach to modern real estate transactions and the tech-savvy nature of both agents and clients in this affluent county.

Major Rockwall County, Texas Real Estate Markets

The city of Rockwall serves as the county seat and primary market hub, featuring a diverse mix of historic downtown properties, luxury lakefront estates, and expanding suburban developments. Nearby communities like Heath, Fate, McLendon-Chisholm, and Royse City each offer distinct market characteristics, from Heath's prestigious waterfront properties commanding premium prices to Fate's family-oriented neighborhoods and Royse City's more affordable entry-level options for first-time homebuyers.

Lake Ray Hubbard's 40-mile shoreline creates a unique geographic anchor that drives much of the county's luxury market activity, with waterfront properties often selling for significantly higher per-square-foot prices than comparable inland homes. The eastern portions of the county, including areas around McLendon-Chisholm, represent some of the fastest-growing residential sectors, attracting buyers seeking larger lots and newer construction while maintaining reasonable commute times to Dallas.

Market Dynamics and Geographic Complexity

What makes Rockwall County particularly intriguing is its role as a bedroom community that has developed its own economic identity, with major employers like Texas Health Presbyterian Hospital Rockwall and expanding retail centers reducing residents' dependence on Dallas-based employment. This economic diversification has created surprising resilience in the housing market, with demand remaining strong even during broader regional economic fluctuations.

The county's small geographic footprint creates intense competition for available land, driving innovative development patterns and higher density projects that might seem unusual for a traditionally suburban Texas market. Agent specialization has become increasingly important, with some focusing exclusively on lakefront properties, others on new construction communities, and still others on the unique challenges of historic downtown renovations and commercial mixed-use developments.

Why Businesses Need Rockwall County, Texas Agent Contact Data

For mortgage lenders, home service companies, and real estate technology providers, Rockwall County represents a concentrated market of high-value transactions and tech-forward professionals. The complete email accessibility of all 1,255 licensed agents creates exceptional opportunities for targeted marketing campaigns, with response rates typically higher than in larger, more fragmented markets where agent contact information may be incomplete or outdated.

Insurance companies, moving services, and home improvement contractors find particular success in this market due to the high percentage of luxury properties and the community's emphasis on maintaining property values. The tight-knit nature of the local real estate community means that successful partnerships with agents often lead to sustained referral relationships and word-of-mouth marketing that extends throughout the entire county network.

Current Property Listings

As of 2/13/2026, Gwen Castillo has 2 properties for sale in Rockwall and surrounding areas.

$749,900

Listed 2025-11-18

7960 W State Highway 66
Royse City, TX  75189

Beds:
Baths:
Sq Ft:
Lot: 241,366 sf
Land Map
View Full Details

$650,000

Listed 2025-12-24

Highway 66
Royse City, TX  75087

Beds:
Baths:
Sq Ft:
Lot: 217,800 sf
Land Map
View Full Details

Current Property Rentals

Gwen Castillo currently has no rental properties available in Rockwall and surrounding areas. Check back later.