B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
85%
85% -- share of domestic wine production for California wine industry (2025)
California accounts for approximately 85% of US domestic wine production.
- approximately
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Lighthouse Research Team
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Source verified
Evidence graded
Value
85%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Wine Institute
Primary
Tier C
https://newzealandwineauthority.com/buying-wine-in-the-us/ ↗
Source Article
Buying Wine in the US: Retail, Online, and Clubs
Buying Wine in the US: Retail, Online, and Clubs
The American wine market runs through three distinct channels — brick-and-mortar retail, direct-to-consumer shipping, and subscription clubs — each operating under a different set of rules, incentives, and trade-offs. Understanding how those channels …
Original Research
Wine Institute
· Original study ↗
Methodology
Cited from Wine Institute
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
California wine industry: 85% share of domestic wine production. Source: Wine Institute (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/california-share-us-wine-production
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<blockquote cite="https://lighthousedata.io/data/california-share-us-wine-production" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>85%</strong> -- share of domestic wine production for California wine industry<br><small>Source: Wine Institute (2025) · <a href="https://lighthousedata.io/data/california-share-us-wine-production" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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