Exhibit 99.1

    BROOKE CORPORATION ANNOUNCES CLOSING OF OVER-ALLOTMENT OPTION EXERCISE IN
                              COMMON STOCK OFFERING

    OVERLAND PARK, Kan., Aug. 25 /PRNewswire-FirstCall/ -- Brooke Corporation
(Nasdaq: BXXX) today announced that it has issued 375,000 shares of its common
stock to complete the exercise in full of the over-allotment option granted to
the underwriters as part of the Company's recent follow-on offering. Sandler
O'Neill & Partners, L.P., the lead underwriter and sole book-running manager
for the offering, and co-managers Fox-Pitt, Kelton Inc. and Oppenheimer & Co.
Inc. exercised the option to purchase the stock on August 22 and the
transaction closed today.

    This press release does not constitute an offer to sell or the solicitation
of an offer to buy securities of the Company, nor may there be any sale of
securities in any state or jurisdiction in which such offer, solicitation or
sale would be unlawful prior to registration or qualification under the
securities laws of any such state or jurisdiction. This offering of shares of
common stock was made only by means of a prospectus forming a part of the
effective registration statement relating to the offering. A copy of the final
prospectus relating to the offering may be obtained by contacting the Syndicate
Department of Sandler O'Neill & Partners, L.P., 919 Third Avenue, 6th Floor, New
York, NY 10022, or by telephone at (212) 466-7800.

    About our company ... Brooke Corporation is listed on the Nasdaq National
Market under the symbol of BXXX. Brooke Corporation is a holding company with
three primary subsidiaries. Brooke Franchise Corporation is a subsidiary that
distributes insurance and financial services through a network of more than 450
franchise locations as of July 31, 2005. Brooke Credit Corporation is a
subsidiary that originates loans to insurance agencies, financial services
practices, funeral homes and other local businesses, including Brooke
franchises. Brooke Brokerage Corporation is a subsidiary holding company that
sells hard-to-place and niche insurance on a wholesale basis through locally
owned insurance agencies, including Brooke franchises.

    This press release may contain forward-looking statements within the meaning
of the federal securities laws relating to the Company's offer of its common
stock. These statements are based upon the current expectations and beliefs of
the Company's management and are subject to certain risks and uncertainties that
could cause actual results to differ materially from those described in the
forward-looking statements. These risks and uncertainties include market
conditions and other factors beyond the Company's control and the risk factors
and other cautionary statements discussed in the Company's filings with the
Securities and Exchange Commission.