Best Marketing Agencies in Sonoma County (2026)

Looking for the best marketing agencies in Sonoma County? FindInMyZip ranks every marketing agencies in the county by the same transparent formula — review rating (40%), review volume (30%), proximity (20%), and category fit (10%). Here's what the data shows across 13 cities.

Top-rated marketing agencies in Sonoma County

• CraftWork Healdsburg — 5.0★ across 74 reviews.
• Appy Marketing — 5.0★ across 65 reviews.
• WSI Smart Marketing — 4.9★ across 73 reviews.
• On The Mark Digital & SEO — 5.0★ across 42 reviews.
• Laced Media - Digital Marketing — 5.0★ across 34 reviews.

Rankings update automatically as new reviews come in — see the live, always-current list on the Sonoma County directory page.

How many marketing agencies serve Sonoma County?

FindInMyZip currently tracks 39 marketing agencies across Sonoma County, holding an average rating of 3.9★ on 541 combined reviews. Hire a local marketing partner that actually moves the needle.

Marketing Agencies by city in Sonoma County

• Marketing Agencies in Bodega Bay
• Marketing Agencies in Cloverdale
• Marketing Agencies in Forestville
• Marketing Agencies in Geyserville
• Marketing Agencies in Glen Ellen
• Marketing Agencies in Graton
• Marketing Agencies in Guerneville
• Marketing Agencies in Healdsburg

What to look for when hiring a marketing agencies in Sonoma County

Prioritize licensing and insurance, a track record of recent reviews (not just a high average), and proximity to your ZIP for faster response. When you're ready, get a marketing quote from any listing.