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Sandra M Castles

Sandra M Castles
Real Estate Agent (Broker)
Largo FL

Broker (FL: 3353634)

34 years experience

REALTOR® 2 Active Listings Serves Pinellas County, FL
View on Realtor.com

Contact Information

Brokerage
Castles Real Estate
Office Address
10596 Nina St Seminole
Largo, FL  33778
(Pinellas County)
Office Phone
813-312-8969
Office Fax
Mobile
727-459-7500
Email
sand*@*******.realestate
Show Email for $5

Service Areas

Town 'n' Country: FL Rocky Point: FL St. Petersburg: FL Lealman: FL Pinellas Park: FL Treasure Island: FL Pass A Grille: FL South Pasadena: FL St Petersburg Beach: FL Pass A Grille Beach: FL St. Pete Beach: FL Tierra Verde: FL Bear Creek: FL Gulfport: FL Madeira Beach: FL Bay Pines: FL North Redington Beach: FL Redington Shores: FL Redington Beach: FL Seminole: FL West Lealman: FL Kenneth City: FL Clearwater: FL Belleair: FL Largo: FL Safety Harbor: FL South Highpoint: FL Feather Sound: FL Dunedin: FL Greenbriar: FL Clearwater Beach: FL Harbor Bluffs: FL Belleair Bluffs: FL Ridgecrest: FL Indian Shores: FL Bardmoor: FL Indian Rocks Beach: FL Belleair Shores: FL Belleair Shore: FL Belleair Beach: FL Palm Harbor: FL Oldsmar: FL East Lake: FL Crystal Beach: FL Ozona: FL Tampa: FL

About Sandra Castles

With over three decades of experience in the real estate sector, this agent's journey began at the age of 16 when they flipped their first condominium alongside their siblings. This early venture, guided by their parents, not only proved to be a rewarding financial endeavor but also ignited a lasting passion for real estate.

Coming from a family deeply rooted in the industry, their grandfather was a developer known for constructing hospitals, schools, and various residential properties along Florida's west coast, extending to Key West. Their parents, both seasoned real estate brokers, engaged in numerous commercial and land development projects, even founding a bank. This environment fostered a lifelong exposure to real estate discussions and hands-on experiences, from job sites to renovation projects, where they contributed to flooring, landscaping, kitchen and bath remodels, and more.

After earning a degree from the University of Alabama, they joined a commercial development firm in Tampa, Florida, where they managed a portfolio that included a Class A office building and several Class B and C office, warehouse, and industrial parks.

For 14 years, they served as CFO and COO for a distribution company representing European manufacturers, overseeing operations across North America and the Caribbean. This role involved site selection, lease negotiations, and managing multi-million dollar contracts, all of which seamlessly connect to their real estate expertise. Even while leading this company, they actively pursued personal real estate investments, consistently achieving positive returns.

Their extensive experience encompasses a wide array of real estate facets, from assisting residential buyers and sellers to navigating international clients, 1031 exchanges, and investment accounts. They have also ventured into short-term rentals, property flipping, and commercial transactions.

At Castles Real Estate, they advocate for an open education approach, empowering clients with the knowledge needed to make informed decisions that align with their unique goals.

Pinellas County, FL Real Estate Market Analysis (Single Family Homes)

$838,520
Avg. Listing Price
From Sandra's portfolio
3.2 / 2.4
Avg. Beds/Baths
Typical property size
1,910 sf
Avg. Square Footage
Interior living space
5556
Active Listings
Current inventory

Pinellas County's real estate market stands out as one of Florida's most dynamic and densely populated markets, encompassing a peninsula surrounded by Tampa Bay and the Gulf of Mexico. This unique geography creates distinct micro-markets ranging from waterfront luxury properties to urban condominiums and suburban family neighborhoods. The county's 21,550 actively licensed real estate agents reflect the intense competition and high transaction volume that characterize this coastal market.

What makes Pinellas County particularly fascinating is its compact size combined with extraordinary diversity in property types and price points. From the bustling downtown St. Petersburg market to the beach communities of Clearwater and Indian Rocks Beach, agents here must navigate everything from historic bungalows to high-rise condos and waterfront estates. The fact that all 21,550 agents maintain current email addresses demonstrates the market's tech-savvy approach to business communications.

Major Pinellas County, Florida Real Estate Markets

St. Petersburg dominates as the county's largest market, experiencing a remarkable transformation with its revitalized downtown core, thriving arts district, and expanding job market. The city's diverse neighborhoods range from the historic Kenwood area to the waterfront luxury of Snell Isle. Clearwater represents the second major market hub, particularly strong in vacation rentals and second homes due to its renowned beaches and tourism infrastructure.

Smaller but significant markets include Dunedin with its charming downtown and spring training appeal, Belleair and Belleair Bluffs for luxury residential properties, and Largo representing more affordable family housing options. Coastal communities like Redington Beach, Indian Shores, and Treasure Island create specialized markets focused on vacation properties and waterfront living, each requiring agents with specific local expertise.

Market Dynamics and Geographic Complexity

Pinellas County's real estate market operates with unusual intensity due to limited land availability and continuous development pressure. The peninsula's geography creates natural boundaries that drive property values and influence development patterns differently than typical mainland markets. Waterfront access, flood zones, and hurricane considerations play outsized roles in property valuations and buyer decisions.

The market experiences significant seasonal fluctuations driven by snowbird migration patterns and vacation rental demand. This creates complex inventory cycles where agents must understand both permanent resident needs and temporary resident preferences. The high concentration of agents relative to land area means specialization becomes crucial, with many focusing on specific neighborhoods, property types, or client demographics.

Why Businesses Need Pinellas County, Florida Agent Contact Data

The concentration of 21,550 agents in a relatively compact geographic area creates exceptional opportunities for businesses serving the real estate industry. Mortgage lenders, insurance companies, home inspectors, and construction contractors can efficiently reach a large number of active professionals within a defined market area. The high transaction volume and property values in Pinellas County translate to agents with substantial purchasing power and frequent service needs.

Having verified email contacts for all active agents enables targeted marketing campaigns based on geographic specialization, property type focus, or brokerage affiliation. Title companies can reach closing-focused agents, while luxury service providers can target waterfront and high-end specialists. The market's seasonal nature also creates opportunities for businesses offering temporary or seasonal services to time their outreach effectively.

Current Property Listings

As of 2/13/2026, Sandra Castles has 2 properties for sale in Largo and surrounding areas.

$241,000

Listed 2025-09-06

1377 N McMullen Booth Rd
Clearwater, FL  33759

Beds: 2.0
Baths: 2.0
Sq Ft: 1,100
Single Family Map
View Full Details

$799,000

Listed 2025-11-09

10596 Nina St
Seminole, FL  33778

Beds: 4.0
Baths: 3.0
Sq Ft: 2,952
Lot: 23,958 sf
Single Family Map
View Full Details

Current Property Rentals

Sandra Castles currently has no rental properties available in Largo and surrounding areas. Check back later.