Pornstar Ranked
Ken Sprague — photograph 1 of 3
Ken Sprague — photograph 2 of 3
KSDebut 1970
Unknown authorUnknown author · Public domain · via Wikimedia Commons

Ken Sprague

Bought Gold’s Gym Venice for $15,000 and sold it for $5 million
75.5
Index
retired medium confidence
Born
1945Cincinnati, Ohio, United States
Age
81
Nationality
American
Active
1970–Performing under the name Dakota from March 1970; largely stepped back from performing after acquiring Gold’s Gym in 1972
Credits
—1 studios
Height
—

Career

Sprague began performing in hardcore gay films under the name Dakota in March 1970, producing several of his own releases, including Loadstar and California Supermen, through his own company, Dakota Productions. His own competitive bodybuilding record is amateur-level — the Mr. Cincinnati title in 1967 and a run of AAU championship appearances — but his lasting significance to the fitness world is as an owner, not a competitor: on 26 May 1972 he bought Gold’s Gym in Venice, California, for $15,000 cash plus roughly $74,000 in assumed debt, when the club had fewer than 100 members. Wikipedia’s own article on Gold’s Gym independently corroborates the purchase and the 1979 sale, naming the buyers as Ed Connors, Pete Grymkowski and Tim Kimber, though it dates the purchase to “late 1971” rather than the May 1972 date given on Sprague’s own page. He built it into what bodybuilding history now calls the sport’s Mecca, the gym that anchored the 1974 book and 1977 film Pumping Iron and drew Arnold Schwarzenegger and Dave Draper as regulars. He sold it in 1979 for approximately $5 million.

Signature: The only performer in this field whose fitness-world significance is as an owner rather than a competitor — he built the gym Pumping Iron was filmed in and sold it for roughly 330 times what he paid.

Index score — The Pornstar Ranked Performer Index v3.0

Industry Recognition 15%
7.4
Body of Work 17%
9.1
Audience Demand 12%
8.3
Craft & Screen Presence 10%
7.2
Longevity & Consistency 12%
6.6
Influence & Crossover 34%
7.0

Best known for

Loadstar (1972)California Supermen (1972)

Studios

Dakota Productions

Beyond performing

  • Purchased Gold’s Gym, Venice, California (1972), for $15,000 cash plus ~$74,000 in assumed debt; sold 1979 for approximately $5 million

Mainstream credits

  • Gold’s Gym Venice under his ownership is the gym depicted in Pumping Iron (1974 book, 1977 film)
Official links

Appears in

#12 on Fit Pornstars · led by Brett Mycles

Ranked alongside

Sources and verification2 sources
Last audited 22 August 2026 · Wikipedia — Ken Sprague · Wikipedia — Gold’s Gym
Not yet confirmed:
  • Exact years of active performing beyond the 1970–72 window are not itemised
  • No adult-industry award of any kind is documented
  • Purchase date is given as 26 May 1972 on his own Wikipedia page but as “late 1971” on the Gold’s Gym Wikipedia page — the two articles disagree by several months and neither cites a primary document
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