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Napa Valley wine regions and AVAs
Napa Valley

The Ultimate Guide to Napa Valley Wine Regions

All 16 official Napa Valley AVAs — what makes each unique, the grapes they're known for, and the wineries worth visiting.

By Destination Drivers · Updated 2026 · 14 min read

If you're planning a trip to Napa Valley for wine tasting, understanding the region's diverse subregions and AVAs (American Viticultural Areas) is key to making the most of your visit. This guide breaks down all 16 official Napa Valley AVAs — what makes each unique, the grapes they're known for, and the wineries worth visiting in each one.

What Is an AVA and Why Does It Matter?

An AVA is a federally recognized wine-growing region defined by its unique geography, climate, and soil. Napa Valley is home to 16 distinctive AVAs, each offering a different experience for wine lovers. While the entire region benefits from a Mediterranean climate, variations in elevation, fog, and soil create microclimates that produce very different wines.

Napa Valley's Four Informal Subregions

South Napa

Cool & Coastal

Cooler temperatures from San Pablo Bay. Best for Chardonnay, Pinot Noir, and sparkling wines.

Includes: Los Carneros, Coombsville, Oak Knoll

Central Napa

Warm Days, Cool Nights

Home to Cabernet Sauvignon royalty. The benchmark for Napa's most prestigious reds.

Includes: Yountville, Oakville, Rutherford, Stags Leap

Northern Napa

Hot & Intense

Hotter summers and intense sun. Known for bold Zinfandel and concentrated reds.

Includes: St. Helena, Calistoga, Howell Mountain, Diamond Mountain

Mountain Regions

High Elevation

Rocky soils and dramatic elevation. Wines with structure, minerality, and serious aging potential.

Includes: Howell Mountain, Spring Mountain, Mount Veeder, Atlas Peak

The 16 AVAs of Napa Valley

No. 1

Atlas Peak

High elevation and volcanic soils. Intense, concentrated Cabernet Sauvignon.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Antica Napa Valley, Stagecoach Vineyard
No. 2

Calistoga

Northernmost and hottest AVA. Volcanic soil wines with bold structure.
Signature Grapes: Zinfandel, Petite Sirah
Top Wineries: Chateau Montelena, Clos Pegase, Tamber Bey Vineyards
No. 3

Chiles Valley

Remote and elevated. A quiet contrast to the valley floor.
Signature Grapes: Zinfandel, Sauvignon Blanc
Top Wineries: Volker Eisele Family Estate, Green & Red Vineyard
No. 4

Coombsville

Napa's newest AVA (2011). Earthy Cabernet Sauvignon over volcanic soils.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Farella Vineyard, Palmaz Vineyards
No. 5

Diamond Mountain District

Rocky soils yield structured, mineral-driven Cabernets built for the cellar.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Diamond Creek Vineyards, Schramsberg Vineyards, Castello di Amorosa
No. 6

Howell Mountain

One of Napa's first mountain AVAs. High elevation, tannic, age-worthy Cabernet.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Dunn Vineyards, O'Shaughnessy Estate, Cade Estate Winery
No. 7

Los Carneros

Shared with Sonoma, coolest Napa AVA. The home of great sparkling wine and Pinot Noir.
Signature Grapes: Chardonnay, Pinot Noir, sparkling
Top Wineries: Domaine Carneros, Artesa Vineyards & Winery, Etude Wines
No. 8

Mount Veeder

Wild, forested, steep terrain. Complex, age-worthy mountain wines.
Signature Grapes: Cabernet Sauvignon, Chardonnay
Top Wineries: Mount Veeder Winery, Mayacamas Vineyards, Hess Persson Estates
Stag's Leap Winery, Napa Valley
No. 9

Oak Knoll District

Transitional zone between cool and warm. Unusually diverse in what it grows well.
Signature Grapes: Chardonnay, Merlot, Cabernet Sauvignon, Riesling
Top Wineries: Trefethen Family Vineyards, Black Stallion Estate Winery
No. 10

Oakville

The heart of Napa Cabernet country. Home to Robert Mondavi and Screaming Eagle.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Robert Mondavi Winery, Opus One, Groth Vineyards
No. 11

Rutherford

Famous for "Rutherford Dust," a signature earthy character unique to this stretch of valley.
Signature Grapes: Cabernet Sauvignon, Merlot
Top Wineries: Peju Province Winery, Inglenook, Quintessa
No. 12

Spring Mountain District

West-facing slopes and fog influence. Elegant, floral Cabernet and Merlot.
Signature Grapes: Cabernet Sauvignon, Merlot
Top Wineries: Spring Mountain Vineyard, Pride Mountain Vineyards, Smith-Madrone
No. 13

St. Helena

Hot and sunny. Bold reds and a storied history as Napa's original wine town.
Signature Grapes: Zinfandel, Syrah, Cabernet Sauvignon
Top Wineries: Beringer Vineyards, Hall Wines, Charles Krug Winery
No. 14

Stags Leap District

Velvety, complex Cabernet Sauvignons that put Napa on the world map in 1976.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Stag's Leap Wine Cellars, Chimney Rock, Pine Ridge Vineyards

1976 Judgment of Paris — Stag's Leap Wine Cellars' 1973 Cabernet Sauvignon beat top Bordeaux in a blind tasting, putting Napa Valley on the world stage.

No. 15

Wild Horse Valley

Extends into Solano County. Pinot Noir and Chardonnay in a cooler microclimate.
Signature Grapes: Pinot Noir, Chardonnay
Top Wineries: Heron Lake Vineyard, Random Ridge
No. 16

Yountville

Historic AVA with vineyards dating to the 1800s. Elegant, age-worthy Cabernet Sauvignon.
Signature Grapes: Cabernet Sauvignon
Top Wineries: Domaine Chandon, Cornerstone Cellars, Jessup Cellars

Book Your Private Napa Wine Tour

Whether you're chasing bold Cabernets, delicate Pinots, or hidden gems, Napa's AVAs offer something for every palate. Your driver rides in your vehicle — you sip, we navigate.

Book Napa 📱 833.868.7733

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