Mercer Wine Estates
The Mercer family has been cultivating the Horse Heaven Hills since 1972, and their winery—established in 2005—draws from deep-rooted vineyard expertise in this iconic Washington AVA. They craft a diverse range of wines across multiple programs, from Cabernet Sauvignon and bold red blends to crisp whites like Chardonnay and Riesling, earning consistent recognition with 90+ scores and gold medals. Located in Prosser, Mercer Wine Estates combines heritage vineyard knowledge with a thoughtful portfolio that spans both classic and distinctive varietals.
Style profile
A Prosser-based estate winery with deep Horse Heaven Hills roots dating to 1972, crafting a diverse portfolio of Cabernet Sauvignons, red blends, and single varietals across three tiers (Mercer Brothers, Small Lot, Reserve) with consistent 90+ critical scores and gold medal recognition.
~$15 tasting fee(verify — fees vary)
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Tasting room
Upcoming events
Primary varietals
Amenities
Reflects general policy — may vary by event, weekend, or season. Call ahead for groups, kids, or pets.
Vineyards
Champoux Vineyard
Accolades
- ★Consistent 90+ scores from Wine Spectator and Wine Enthusiast
- ★Horse Heaven Hills AVA pioneer recognition
- ★Gold medals at San Francisco Chronicle Wine Competition