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Diamond Mountain District AVA: 1,092 Wineries, Counties and Grapes

The Diamond Mountain District AVA is a federally designated American Viticultural Area in California, established under 27 CFR 9.166. It covers Napa counties and contains 1,092 licensed wine producers. It sits inside the larger Napa Valley AVA.

Where These Wineries Are

Diamond Mountain District AVA: 1,092 Wineries, Counties and Grapes

Details are collected from public records and the producer's own website and may be outdated. theUSAwineguide.com is not responsible for outdated or inaccurate information; confirm hours and availability with the winery before visiting.

Before You Go

Tasting rooms change their hours constantly and many small producers are appointment only. Confirm directly with the winery before you travel.

Read the trip planning guide

Where the Diamond Mountain District AVA Is

Napa

Grapes Grown in Diamond Mountain District

Cabernet Sauvignon

Chardonnay

Pinot Noir

Sauvignon Blanc

Cabernet Franc

Merlot

Zinfandel

Syrah

AVAs Inside Diamond Mountain District

None

Legal Definition

Codified at 27 CFR 9.166.

Frequently Asked Questions

How many wineries are in the Diamond Mountain District AVA?

1,092 licensed producers are located in the Diamond Mountain District AVA.

Where is the Diamond Mountain District AVA?

It lies in California, covering Napa counties.

What does the Diamond Mountain District AVA designation mean?

A wine labelled Diamond Mountain District must contain at least 85 percent grapes grown inside the AVA boundary, which is defined in 27 CFR 9.166.

Is Diamond Mountain District part of a larger AVA?

Yes, Diamond Mountain District sits within the Napa Valley AVA.

Grapes

Details are collected from public records and the producer's own website and may be outdated. theUSAwineguide.com is not responsible for outdated or inaccurate information; confirm hours and availability with the winery before visiting.