OAK at Fourteenth
Boulder, CO · Contemporary American
Sourcing Transparent
Tier 2 · Provenance-Transparent What the tiers mean
Wagyu from $26 on the menu we read
Why it's listed
OAK at Fourteenth is a woodfired American restaurant on the Pearl Street Mall in Boulder. Its dinner card lists a 7X Wagyu beef tartare at 26, with yuzu koshu aioli, nori and parmesan. 7X Beef is a Colorado producer at Hotchkiss on the Western Slope that raises a fullblood Wagyu herd, DNA tests its cattle and keeps pedigrees tracing back to Japan, so the beef on this plate can be followed to a named ranch and a known breed.
Wagyu on the menu
- American
- Brand / Prefecture
- 7X
- Grade
- Not listed
- Producer
- 7X Beef (7X Cattle Co.)
| Origin | Brand / Prefecture | Grade | Producer |
|---|---|---|---|
| American | 7X | Not listed | 7X Beef (7X Cattle Co.) |
Sourced from
Evidence on file
“7X WAGYU BEEF TARTARE * 26 yuzu koshu aioli, nori, parmesan”
oakatfourteenth.com “7X Beef, Hotchkiss Colorado, held here as 7X Beef: 'Fullblood Black Wagyu', an ancient Japanese breed of fullblood cattle, DNA-tested with pedigrees tracing calves to Japan.”
7xbeef.com
Quoted from the sources checked when this listing was verified.
Address
1400 Pearl Street · Boulder, COGet directions See Boulder on the Wagyu map →
Price
Price tier 3 of 4
Last verified
August 23, 2026 · evidence on file
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Common questions
- Does OAK at Fourteenth serve real Wagyu?
- Yes, and it says where the beef comes from. OAK at Fourteenth in Boulder, CO publishes enough detail on its own materials to identify the Wagyu it sells, which is the standard this directory calls verified, last checked on August 23, 2026. That means a named Japanese brand or prefecture with its grade, an American breed status with a named producer, or an Australian producer with a marbling score.
- What kind of Wagyu does OAK at Fourteenth serve?
- Its menu discloses 7X. Each of those is taken from the venue's own current materials rather than from a review or a listing site, and the evidence behind it is quoted further down this page.
- How was OAK at Fourteenth verified?
- By reading the venue's own current material, its menu, its site or its ordering system, and quoting the line that names the beef. Reviews, aggregator copies and press mentions are not accepted as the source, because they go stale silently. Verification is assisted by AI and every claim is stored with the page it came from, last confirmed on August 23, 2026.