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Siobhan St Amour

Siobhan St Amour
Real Estate Agent (Salesperson)
Marco Island FL

Salesperson (FL: 3344106)

11 years experience

REALTOR® 5 Active Listings Serves Collier County, FL
View on Realtor.com

Contact Information

Brokerage
Coldwell Banker Realty - Marco Island

Office Website
Office Address
620 Century Ct
Marco Island, FL  34145
(Collier County)
Office Phone
239-394-8121
Office Fax
239-394-9508
Mobile
239-394-8121
Email
siob*****@*****.com
Show Email for $5

Service Areas

Marco Island: FL Marco: FL Verona Walk: FL Copeland: FL Everglades: FL Goodland: FL Naples: FL

About Siobhan St Amour

Siobhan hails from a suburb just outside Dublin, Ireland, where she earned her degree in Hotel and Restaurant Management from the Dublin Institute of Technology. Following her studies, she spent six years managing corporate hotels in Dublin before relocating to Florida in 2006. There, she dedicated four years to managing Irish restaurants and later took on the role of Front Office Manager at a timeshare resort.

In 2015, Siobhan obtained her real estate license and was subsequently recognized by Coldwell Banker as one of the most dynamic Realtors in the Marco Island and Naples real estate markets.

Residing in Marco Island with her husband and two children, who are both enrolled in the local school system, Siobhan is actively engaged in community sports and local events. She serves on the Board of the Tommie Barfield Elementary School PTO and is committed to supporting charitable initiatives within the area.

Siobhan is known for her responsiveness and attentiveness to client needs, making her an excellent choice for those seeking their ideal property in Southwest Florida. Contact Siobhan today to discover the exceptional experience of working with her.

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

$2,094,476
Avg. Listing Price
From Siobhan's portfolio
3.4 / 3.1
Avg. Beds/Baths
Typical property size
2,621 sf
Avg. Square Footage
Interior living space
4695
Active Listings
Current inventory

Collier County, Florida represents one of Southwest Florida's most dynamic and exclusive real estate markets, anchored by Naples and stretching from the pristine beaches of the Gulf Coast to the vast wilderness of the Everglades. This diverse market attracts luxury buyers, retirees, and seasonal residents who drive consistent demand across price points, creating opportunities that extend far beyond traditional residential sales into commercial development, vacation rentals, and agricultural properties.

With 15,791 actively licensed real estate agents operating throughout the county, Collier County maintains one of the highest agent-to-population ratios in Florida, reflecting both the market's complexity and its lucrative nature. What's particularly noteworthy is that all 15,791 agents maintain current email contact information, indicating a tech-savvy professional community that actively engages in digital marketing and communication strategies essential for today's real estate environment.

Major Collier County, Florida Real Estate Markets

Naples dominates as the county's primary real estate hub, with its downtown core, beach communities, and exclusive golf course developments like Pelican Bay and Port Royal commanding some of Florida's highest property values. The city's luxury market extends into surrounding areas including Bonita Springs, which straddles the Lee-Collier county line, and eastward communities like Golden Gate and Lely Resort, offering more accessible price points while maintaining the Naples lifestyle appeal.

Beyond Naples, Collier County encompasses diverse markets including Marco Island's high-rise condominiums and waterfront estates, Immokalee's agricultural and working-class communities, and the emerging Ave Maria planned community. The Eastern Collier region, including areas near Everglades City, presents unique opportunities in eco-tourism and rural properties, while the Estates area offers large-lot homes popular with buyers seeking privacy and space.

Market Dynamics and Geographic Complexity

Collier County's real estate market operates on distinct seasonal rhythms, with peak activity during winter months when seasonal residents and tourists drive demand, followed by slower summers that often present opportunities for locals and investors. The market's geographic diversity creates multiple micro-markets, from beachfront condos starting at seven figures to inland single-family homes, rural acreage, and commercial properties serving the county's tourism and agricultural industries.

Environmental factors significantly influence development patterns, with wetlands preservation, hurricane considerations, and flood zones creating complex regulatory environments that require specialized local knowledge. This complexity, combined with the area's appeal to international buyers and investors, has created a sophisticated market where agents must understand luxury sales protocols, resort property management, and agricultural land transactions.

Why Businesses Need Collier County, Florida Agent Contact Data

The concentration of affluent real estate professionals in Collier County creates exceptional opportunities for B2B service providers, from mortgage companies and title services to luxury home contractors, technology platforms, and marketing agencies. These agents collectively handle billions in annual transactions and require specialized services including staging companies, photography services, legal support, and continuing education providers.

Financial services companies, insurance providers, and wealth management firms find particular value in connecting with Collier County agents who work with high-net-worth clients requiring sophisticated financial products. Additionally, technology companies, CRM providers, and digital marketing platforms can leverage these agent contacts to penetrate Florida's competitive real estate technology market, while home service businesses can build referral networks essential for success in this relationship-driven market.

Current Property Listings

As of 2/13/2026, Siobhan St Amour has 5 properties for sale in Marco Island and surrounding areas.

$425,000

Listed 2025-10-01

15489 Wildflower Cir
Naples, FL  34119

Beds: 3.0
Baths: 2.5
Sq Ft: 1,680
Lot: 2,614 sf
Single Family Map
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$299,000

Listed 2025-12-13

1544 Mainsail Dr Unit 10
Naples, FL  34114

Beds: 2.0
Baths: 2.0
Sq Ft: 966
Condos Map
View Full Details

$1,850,000

Listed 2026-02-09

980 Cape Marco Dr Unit 1408
Marco Island, FL  34145

Beds: 3.0
Baths: 3.0
Sq Ft: 2,451
Condos Map
View Full Details

$999,000

Listed 2025-10-23

18725 Lake Hammock Dr
Naples, FL  34114

Beds: 4.0
Baths: 3.0
Sq Ft: 2,419
Lot: 13,068 sf
Single Family Map
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$875,000

Listed 2025-08-15

5 Tahiti Rd
Marco Island, FL  34145

Beds: 3.0
Baths: 2.0
Sq Ft: 1,646
Lot: 9,148 sf
Single Family Map
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$849,000

Listed 2025-12-09

380 Seaview Ct Apt 1209
Marco Island, FL  34145

Beds: 2.0
Baths: 2.0
Sq Ft: 1,010
Condos Map
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Current Property Rentals

As of 1/15/2026, Siobhan St Amour has the following rental properties available in Marco Island and surrounding areas.

$3,000

Listed 2025-11-24

7092 Timberland Cir Apt 201
Naples, FL  34109

Beds: 3.0
Baths: 2.0
Sq Ft: 1,759
Condos Map
View Full Details