Napa and Sonoma Wine Country, California › Wedding Venues › Cornerstone Sonoma
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About Cornerstone Sonoma
Cornerstone Sonoma brings venue services to weddings across Napa and Sonoma Wine Country, California, working from Sonoma. Couples touring this venue often compare it with nearby options such as Cornerstone Art Gardens, The Barn at Harrow Cellars. As verified reviews arrive from couples who booked here, they will appear on this page — and they are the only thing that moves a Lazo Score.
Hotels near Cornerstone Sonoma
The closest places for out-of-town guests to stay around Sonoma, nearest first. Ask the venue which ones offer a room block.
- The Lodge at Sonoma Resort, Autograph Collection
- MacArthur Place Hotel & Spa
- Ledson Hotel & Centre du Vin
- El Dorado Hotel
- Swiss Hotel
- The Sonoma Hotel
Hotel data © OpenStreetMap contributors. Distances are straight-line from the venue.
Verified reviews
No reviews yet. Only couples who book Cornerstone Sonoma through Lazo can leave one, and it’s the only thing that moves a Lazo Score.
Frequently asked questions
Planning a wedding venue in Napa
How much do wedding venues cost in Napa?
Venue pricing in Napa spans widely — from around $3,000 for simpler spaces to $15,000+ for full-service estates and resorts. The real number to compare is total cost: ask what's included (tables, chairs, linens, staffing) and what's required (mandated caterers, minimums, service fees).
What questions should we ask on a venue tour?
Ask about rain plans, vendor restrictions, overtime fees, when vendors can load in, what the service charge covers, and exactly when you get the space. Get the full fee schedule in writing before signing.
How does Lazo rank wedding venues in Napa?
Rankings come from the Lazo Score — verified reviews weighted for recency — and are never sold. Vendors without verified reviews yet start at the community baseline of 65 and earn their score as verified reviews arrive.
Napa weddings, month by month
Days typically top out between 65° and 85° in April, May, June, July, August, September, October, November. The driest months are June, July, August.
| Month | High | Low | Rain | Golden hour | Sunset |
|---|---|---|---|---|---|
| Jan | 57° | 38° | 20% | 4:32 PM | 5:13 PM |
| Feb | 61° | 40° | 24% | 5:11 PM | 5:47 PM |
| Mar | 64° | 42° | 19% | 6:41 PM | 7:16 PM |
| Apr | 68° | 44° | 11% | 7:10 PM | 7:45 PM |
| May | 73° | 48° | 5% | 7:35 PM | 8:13 PM |
| Jun | 78° | 52° | 1% | 7:54 PM | 8:34 PM |
| Jul | 79° | 55° | 0% | 7:53 PM | 8:32 PM |
| Aug | 80° | 54° | 0% | 7:26 PM | 8:02 PM |
| Sep | 80° | 51° | 1% | 6:42 PM | 7:16 PM |
| Oct | 75° | 46° | 7% | 5:55 PM | 6:30 PM |
| Nov | 65° | 40° | 13% | 4:17 PM | 4:56 PM |
| Dec | 57° | 38° | 22% | 4:08 PM | 4:49 PM |
Average highs, lows and the share of days with 0.1″ of rain or more, from NOAA’s 1991–2020 climate normals at Napa Co Airport (6.0 mi from Napa). Golden hour begins when the sun is 6° above the horizon; both times are for the 15th of each month in Napa.
Getting to Napa
| Airport | Distance | Est. drive |
|---|---|---|
| CCR Buchanan Field | 25 mi | 35 min |
| STS Charles M. Schulz Sonoma County Airport | 32 mi | 50 min |
| OAK Oakland San Francisco Bay Airport | 40 mi | 1 hr |
| City | Distance | Est. drive |
|---|---|---|
| San Francisco Bay | 37 mi | 45 min |
| Sacramento | 47 mi | 60 min |
Straight-line distance from central Napa; drive times are estimates, not routes. Airports with scheduled passenger service, from OurAirports.
Details
- Based in
- 23570 Arnold Dr, Sonoma, CA 95476, USA
- Where
- Sonoma · 10 miles southwest of central Napa
- Listed under
- Wedding Venues
- In Napa
- One of 130 wedding venues we list · 6 within 3 miles
- Phone
- (707) 933-3010
- Website
- Visit site
From Cornerstone Sonoma's website
“A dynamic event venue and marketplace featuring boutique wineries and tasting rooms, artisanal foods, art-inspired gardens, live music, and holiday events.”cornerstonesonoma.com
Read from cornerstonesonoma.com in October 2026. Prices and services change; confirm with Cornerstone Sonoma before you book. Is this your business? Claim the page to write your own.
Around Sonoma
- Wedding Venues nearby
- 6 within 3 mi, 21 within 10
- Guest hotels
- 8 within 5 mi
- Communities served
- Petaluma
Distances are straight-line from Cornerstone Sonoma; counts come from the businesses and venues Lazo lists around Napa.
Nearby vendors
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