Mark A Mason

    Mason’s Sea Ranch and Coastal Realty | Broker (Lic: 01822690)
    39351 S. Highway 1
    (P.O. Box 2031)
    Gualala, CA 95445
    Primary: (707) 381-4500
    Cell: 707-684-0461
    Email: mark@searanchrealty.com

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Sea Ranch & Coastal Realty

Mark Mason brings a rare blend of deep local knowledge, proven results, and a true commitment to service as the managing real estate broker and lead sales agent for Mason’s Sea Ranch and Coastal Realty. With more than 18 years of dedicated experience—and over 100 properties successfully sold in the Sea Ranch area alone—Mark has become one of the most trusted and consistently top-producing agents on the Northern California coast.

Mark’s approach is rooted in professionalism, integrity, and an unwavering focus on delivering exceptional client care. He understands that every buyer has a unique vision, and he takes pride in matching clients with the ideal Sea Ranch property—whether it’s a serene second home, a coastal retreat, or a highly profitable vacation rental. His background includes 15 years as the exclusive broker for a leading vacation rental company, giving him unmatched insight into what makes a property perform well in the rental market and how to maximize long-term investment potential.

Clients repeatedly praise Mark for his warmth, accessibility, and willingness to go above and beyond. He has a well-earned reputation for uncovering extraordinary opportunities, including off-market listings that never make it to the MLS. His in-depth understanding of the ever-shifting coastal market allows him to guide buyers with clarity, confidence, and a sense of partnership throughout the entire process.

If you’re dreaming of owning along the stunning Sea Ranch coastline, Mark would be honored to help you take the next step. Explore properties and begin your search at SeaRanchSales.com.

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Featured Properties

33755 Yardarm Drive 15-1 $4,200,000

33755 Yardarm Drive 15-1 The Sea Ranch, California

2 Beds 2 Baths 1,614 Sq Ft 1.56 Acres

$3,750,000

The Sea Ranch, California

3 Beds 4 Baths 2,480 Sq Ft 0.689 Acres

37677 Breaker Reach Road $2,875,000

37677 Breaker Reach Road The Sea Ranch, California

4 Beds 3 Baths Sq Ft 0.6 Acres

116 Shepherds Close $2,250,000

116 Shepherds Close The Sea Ranch, California

3 Beds 4 Baths 2,888 Sq Ft 0.391 Acres

36991 Greencroft Close $1,995,000

36991 Greencroft Close The Sea Ranch, California

3 Beds 4 Baths 3,898 Sq Ft 2.05 Acres

464 Sea Stack $1,995,000

464 Sea Stack The Sea Ranch, California

3 Beds 4 Baths 2,165 Sq Ft 0.22 Acres

48 Sea Walk Drive $1,895,000

48 Sea Walk Drive The Sea Ranch, California

2 Beds 2 Baths 1,272 Sq Ft 0.017 Acres

35272 Spyglass Lane $1,850,000

35272 Spyglass Lane The Sea Ranch, California

2 Beds 3 Baths 2,264 Sq Ft 0.7 Acres

248 Whalebone $1,795,000

248 Whalebone The Sea Ranch, California

2 Beds 2 Baths 1,700 Sq Ft Acres

310 Ships Wheel Road $1,695,000

310 Ships Wheel Road The Sea Ranch, California

2 Beds 2 Baths 1,237 Sq Ft 2.1 Acres

39085 Hedgegate Road $1,550,000

39085 Hedgegate Road The Sea Ranch, California

3 Beds 2 Baths 1,493 Sq Ft 0.55 Acres

42267 Forecastle $1,495,000

42267 Forecastle The Sea Ranch, California

2 Beds 2 Baths 1,374 Sq Ft 0.558 Acres

393 Longmeadow Road $1,397,000

393 Longmeadow Road The Sea Ranch, California

2 Beds 2 Baths 1,916 Sq Ft 0.43 Acres

281 Main Sail Road $1,250,000

281 Main Sail Road The Sea Ranch, California

2 Beds 2 Baths 1,268 Sq Ft 0.25 Acres

365 Conifer Close $1,249,999

365 Conifer Close The Sea Ranch, California

2 Beds 2 Baths 1,800 Sq Ft 0.499 Acres

View All Properties

For more photos and information on all properties available in the area, please contact us at (707) 381-4500. The listings shown are from all local cooperating brokers and may not necessarily be Sea Ranch & Coastal Realty Listings.

© 2026 · Equity Framework
Mark Mason | Broker Lic: 01822690 | Sea Ranch & Coastal Realty | Office Lic: 01308673

Mason’s Sea Ranch and Coastal Realty
39351 S. Highway 1
(P.O. Box 2031)
Gualala, CA 95445

Phone: (707) 381-4500 Home: 707-882-2974 | Hours: Open every day - 9:00 a.m. to 5:00 p.m. (excluding holidays)
2016 All Rights Reserved. Sea Ranch & Coastal Realty

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