Brewery Profile

Green Oak Brewing

Prosser’s beer scene is small enough that a working microbrewery can be a focused stop rather than one part of a large brewery district. Green Oak Brewing is best understood as a production-centered craft brewery, with its identity tied to small-batch beer and close attention to brewing methods. When a visitor walks in, the dependable expectation is not a long list of documented extras, but a place organized around the beer itself: what is being brewed, which styles are currently available, and how local ingredients are being used in the recipes.

Travelers moving through this part of Washington often look for drinks that reflect the region’s agriculture, whether that means wine, cider, or beer made with locally sourced components. Green Oak fits that pattern through its stated focus on regional agricultural products and relationships with local suppliers. The brewery’s schedule emphasizes specific beer styles rather than a single flagship identity, so the experience is likely to vary by batch and by visit. For visitors who prefer to compare how a brewer handles different styles, that rotating, small-batch approach is the main reason to stop.

Practical details beyond the brewery’s production focus are not specified, so visitors should treat the taproom as the place to confirm the day’s pours, current availability, and any on-site service details. Hours, food options, patio seating, event schedules, and package formats should be checked directly before planning around a visit. The most grounded way to approach Green Oak Brewing is as a Prosser microbrewery with a local-sourcing emphasis: stop in for the current beer list, ask what regional ingredients are showing up in the lineup, and expect the visit to center on what is being brewed at that moment.

Green Oak Brewing operates as a microbrewery in Prosser, Washington, emphasizing detailed brewing techniques and specific beer styles in its production schedule. The brewery maintains a strong focus on sourcing local ingredients, integrating regional agricultural products into its recipes. This commitment to local sourcing suggests a direct engagement with the Prosser community and regional suppliers. The facility's operation focuses primarily on the craft of brewing, serving as a production site for various small-batch beers.

Website available

1427 Wine Country Rd, Prosser, Washington, 99350-1148

Phone: 5097864922

Website: http://www.whitstranbrewing.com

Popular Beers

A quick look at notable pours currently tied to Green Oak Brewing.

Beer Styles at Green Oak Brewing

Green Oak Brewing brews across a range of styles. The current lineup includes California Common Ale, Lager, Bavarian-Style Hefeweizen, Scottish-Style Ale, Pale Ale, Dry-Hopped Pale Ale, Porter, Dry Stout, Belgium-Style Ale, Raspberry Lambic, Imperial Stout, and Imperial IPA. Specific pours rotate over time — check the taproom board on the day of your visit for what is currently available on tap.

Upcoming Events

Upcoming public events currently attached to this brewery.

  • Prosser Aquatic Center Lap Pool Closure

    Jul 16, 2026

    The Lap Pool at Prosser Aquatic Center is closed every Tuesday and Thursday from 12:00pm to 1:30pm. Recreation Pool opens daily at 12:00pm with hand stamps required for re-entry.

  • Prosser Farmers Market

    Jul 17, 2026

    Open air farmers market every Saturday morning from May through October, offering fresh fruits, vegetables, artisan breads, cheese, wine and crafts.

  • Bill’s Berry Farm Hot Donuts

    Jul 17, 2026

    Hot donuts available every Saturday at Bill’s Berry Farm during the season. A family-friendly farm experience with organically grown fruit and a new Farm Store & Gift Shop.

Frequently Asked Questions

Where is Green Oak Brewing located?
Green Oak Brewing is located at 1427 Wine Country Rd, Prosser, Washington, 99350-1148. Use the map and directions on this page to plan your visit.
What are Green Oak Brewing's hours?
Taproom hours are not posted to Beer.Social. Call 5097864922 to confirm before visiting.
How can I learn more about Green Oak Brewing?
Visit http://www.whitstranbrewing.com for the brewery's own information about beers, events, and operations. Beer.Social aggregates public data and visitor-facing details to help with planning a stop.