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Daniel P Casabonne

Daniel P Casabonne
Real Estate Agent (Salesperson)
Sonoma CA

Salesperson (CA: 01221013)

28 years experience

REALTOR® 19 Active Listings Serves Sonoma County, CA
View on Realtor.com

Contact Information

Brokerage
Sotheby's International Realty - Wine Country - Sonoma Brokerage - Ice House

Office Website
Office Address
793 Broadway
Sonoma, CA  95476
(Sonoma County)
Office Phone
707-939-4460
Office Fax
707-939-2225
Mobile
707-939-2222
Email
dani**@*******************.com
Show Email for $5

Service Areas

Boyes Hot Springs: CA Eldridge: CA El Verano: CA Glen Ellen: CA Kenwood: CA Fetters Hot Springs-Agua Caliente: CA Temelec: CA Vineburg: CA Sonoma: CA

About Daniel Casabonne

Daniel Casabonne stands out as a distinguished real estate professional with a remarkable global reputation. He has consistently been recognized as one of the leading agents in both Sonoma Valley and Sonoma County. His success can be attributed to his ability to cater to a diverse range of clients, representing both buyers and sellers across various price points.

Currently ranked as the 11th individual agent affiliated with Sotheby's International Realty Inc., Daniel also holds the 21st position among individual agents within the entire NRT brand. Since joining Sotheby's, he has achieved a ranking within the top half of 1 percent of over 42,000 sales associates. In 2018, The Wall Street Journal acknowledged him as the 123rd "Top Agent" in the United States, while Real Trends recognized him as the 40th best agent in California. Additionally, the Luxury Marketing Council named him one of the "Top 50 Agents" in the Bay Area.

A significant portion of Daniel's clientele comes from referrals, a testament to his commitment to building lasting relationships. He approaches each client interaction with a familial mindset, emphasizing the importance of long-term connections beyond individual transactions.

Throughout his career, Daniel has facilitated countless successful transactions, earning numerous industry accolades and designations along the way.

**Recent Accomplishments:**
- Nearly $1 billion in sales.
- Ranked 123rd among all agents in the United States by The Wall Street Journal.
- Ranked 40th among agents in California by Real Trends.
- Ranked 11th among Sotheby's International Realty agents.
- Ranked 26th by sales volume in The Leading 100, as featured in Real Trends.
- Recognized in the top half of 1 percent of all real estate agents nationwide by The Thousand ranking from The Wall Street Journal.
- Achieved the title of "Most Homes Sold in Sonoma Valley" annually since 2002.
- Recognized as Sonoma County’s highest-producing agent in dollar volume since 2010.
- Awarded "Best Realtor in Sonoma Valley" by KVON 1440 AM & 99.3 FM The Vine Annual Survey.
- Voted "Best Realtor" in the People's Choice Awards every year since the award's inception.
- Named a 2018 Neighborhood Favorite on Nextdoor.com for favorite real estate agent.

In addition to his professional achievements, Daniel is deeply committed to philanthropy, generously supporting various organizations and initiatives within Sonoma Valley and beyond. His contributions include sponsorships and donations to the Sonoma Valley Mentoring Alliance, Sonoma Valley Museum of Art, Friends in Sonoma Helping (F.I.S.H.), LaLuz, Greenbelt Alliance, Home for a Home, Sonoma International Film Festival, Sonoma Valley Youth Soccer Association, Presentation School Scholarships, Education Scholarships, Sonoma Community Center, Quarry Hill Botanical, and many more.

Sonoma County, CA Real Estate Market Analysis (Single Family Homes)

$1,477,212
Avg. Listing Price
From Daniel's portfolio
3.3 / 2.7
Avg. Beds/Baths
Typical property size
2,204 sf
Avg. Square Footage
Interior living space
1069
Active Listings
Current inventory

Sonoma County's real estate market represents one of California's most dynamic and geographically diverse property landscapes, where world-renowned wine country estates meet coastal retreats and suburban family neighborhoods. With 2,847 total actively licensed agents serving the region, this market reflects both the area's prestigious reputation and its complex mix of luxury vacation properties, agricultural land, and traditional residential communities stretching from the Pacific Coast to inland valleys.

The market's sophistication is evident in its comprehensive agent network, with all 2,847 licensed professionals maintaining email connectivity, demonstrating the tech-savvy approach required to serve clients in this high-value, information-intensive market. This complete digital coverage reflects the modern demands of buyers and sellers who often include affluent out-of-area purchasers, international investors, and discerning locals navigating property transactions that frequently involve unique zoning considerations, vineyard rights, or coastal regulations.

Major Sonoma County, California Real Estate Markets

Santa Rosa dominates as the county's largest city and primary real estate hub, offering everything from historic downtown condos to sprawling suburban developments in areas like Fountaingrove and Bennett Valley. The city's recovery and rebuilding following recent wildfire challenges has created unique market dynamics, with new construction commanding premium prices while established neighborhoods show varied recovery patterns. Petaluma and Rohnert Park serve as important secondary markets, attracting families and commuters with more accessible price points and strong school districts.

The coastal corridor, anchored by Bodega Bay and Jenner, operates as a distinct luxury market focused on vacation homes and investment properties, where oceanfront parcels and coastal ridge properties command millions. Meanwhile, the wine country towns of Healdsburg, Sonoma, and Glen Ellen represent some of California's most exclusive rural residential markets, where vineyard estates and custom homes blend agricultural heritage with luxury amenities, often attracting buyers from San Francisco's tech and finance sectors.

Market Dynamics and Geographic Complexity

Sonoma County's real estate market operates across dramatically different price tiers and property types, from $500,000 starter homes in inland communities to $20+ million vineyard estates in premium appellations. This diversity creates complex cross-market dynamics where coastal property trends may not correlate with wine country patterns, and Santa Rosa's urban market operates independently of rural agricultural sales, requiring agents to develop specialized expertise in multiple market segments.

Seasonal patterns significantly influence market activity, with spring and summer months driving peak sales in wine country and coastal areas as buyers from warmer climates seek Sonoma's temperate weather and lifestyle amenities. The market also experiences unique pressures from wildfire risk assessments, with properties in certain zones facing specialized insurance requirements and disclosure obligations that create additional complexity for transactions and ongoing market valuations.

Why Businesses Need Sonoma County, California Agent Contact Data

Real estate service providers targeting Sonoma County's market require comprehensive agent contact information to effectively reach professionals handling high-value transactions across diverse property types. With agents specializing in everything from vineyard sales to coastal luxury properties, businesses offering specialized services like agricultural appraisals, luxury home staging, or wildfire mitigation consulting need direct access to relevant agent networks to build referral relationships and market their expertise effectively.

The complete email coverage among all 2,847 licensed agents enables efficient digital marketing campaigns and professional outreach, particularly valuable given the county's geographic spread and the tendency for agents to specialize in specific regions or property types. Mortgage lenders, insurance providers, property management companies, and construction services can leverage this comprehensive contact data to build targeted relationships with agents whose client bases align with their service offerings.

Current Property Listings

As of 2/17/2026, Daniel Casabonne has 19 properties for sale in Sonoma and surrounding areas. These are the top 10 listings.

$2,399,000

Listed 2025-09-12

1090 Bart Rd
Sonoma, CA  95476

Beds: 3.0
Baths: 2.5
Sq Ft: 2,589
Lot: 285,754 sf
Single Family Map
View Full Details

$1,500,000

Listed 2025-09-11

520-532 Studley St
Sonoma, CA  95476

Beds: 9.0
Baths: 6.5
Sq Ft: 5,418
Lot: 22,499 sf
Multi Family Map
View Full Details

$9,950,000

Listed 2025-04-23

18000 Gehricke Rd
Sonoma, CA  95476

Beds: 7.0
Baths: 6.5
Sq Ft: 6,187
Lot: 8,143,106 sf
Single Family Map
View Full Details

$1,625,000

Listed 2025-10-08

1220 Brockman Ln
Sonoma, CA  95476

Beds: 3.0
Baths: 3.5
Sq Ft: 2,841
Lot: 5,637 sf
Single Family Map
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$1,098,000

Listed 2025-09-24

17260 Arnold Dr
Sonoma, CA  95476

Beds: 2.0
Baths: 1.0
Sq Ft: 1,008
Lot: 135,472 sf
Single Family Map
View Full Details

$4,100,000

Listed 2025-09-17

20685 5th St E
Sonoma, CA  95476

Beds: 3.0
Baths: 3.5
Sq Ft: 2,829
Lot: 51,836 sf
Single Family Map
View Full Details

$1,295,000

Listed 2025-09-19

593 Verano Ave
Sonoma, CA  95476

Beds: 7.0
Baths: 3.5
Sq Ft: 3,686
Lot: 11,099 sf
Multi Family Map
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$3,250,000

Listed 2025-10-07

151 E Napa St
Sonoma, CA  95476

Beds: 6.0
Baths: 6.0
Sq Ft: 3,897
Lot: 9,910 sf
Multi Family Map
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$895,000

Listed 2025-11-05

530 Peru Rd
Sonoma, CA  95476

Beds:
Baths:
Sq Ft:
Lot: 43,996 sf
Land Map
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$2,800,000

Listed 2025-10-29

851 Second St E
Sonoma, CA  95476

Beds: 4.0
Baths: 3.0
Sq Ft: 2,186
Lot: 7,501 sf
Single Family Map
View Full Details

Current Property Rentals

Daniel Casabonne currently has no rental properties available in Sonoma and surrounding areas. Check back later.