The Republican already had a war chest of $18 million. But Abbott Finance Director Sarah Whitley said on a podcast Wednesday that 2,100 people made donations during the two-week window before the end of the latest fundraising period June 30.
Officeholders were prohibited from raising money during most of the period because of the Legislative session.
Whitley said: "We broke all records in the history of Texas" for statewide officeholders after the session.
Gov. Rick Perry announced Monday he won't seek a fourth full term in office next year.
Abbott hasn't declared his candidacy, but has made no secret he'd like to be governor.
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