<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE FRANKLIN
CUSTODIAN FUNDS, INC. SEPTEMBER 30, 2000 ANNUAL REPORT AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER> 044
<NAME> FRANKLIN INCOME SERIES - ADVISOR CLASS
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-END> SEP-30-2000
<INVESTMENTS-AT-COST> 6,574,077,759
<INVESTMENTS-AT-VALUE> 6,765,508,428
<RECEIVABLES> 399,572,705
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 7,165,081,133
<PAYABLE-FOR-SECURITIES> 21,709,192
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 25,644,669
<TOTAL-LIABILITIES> 47,353,861
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 6,833,607,029
<SHARES-COMMON-STOCK> 9,066,517
<SHARES-COMMON-PRIOR> 10,711,033
<ACCUMULATED-NII-CURRENT> 24,318,283
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 68,418,000
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 191,383,960
<NET-ASSETS> 7,117,727,272
<DIVIDEND-INCOME> 202,802,719
<INTEREST-INCOME> 419,795,280
<OTHER-INCOME> 0
<EXPENSES-NET> (59,062,718)
<NET-INVESTMENT-INCOME> 563,535,281
<REALIZED-GAINS-CURRENT> 94,456,882
<APPREC-INCREASE-CURRENT> 276,786,298
<NET-CHANGE-FROM-OPS> 934,778,461
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (1,709,361)
<DISTRIBUTIONS-OF-GAINS> (120,550)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 6,700,901
<NUMBER-OF-SHARES-REDEEMED> (9,022,657)
<SHARES-REINVESTED> 677,240
<NET-CHANGE-IN-ASSETS> (763,437,096)
<ACCUMULATED-NII-PRIOR> 43,630,103
<ACCUMULATED-GAINS-PRIOR> 20,135,302
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (32,030,795)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (59,062,718)
<AVERAGE-NET-ASSETS> 7,100,133,822
<PER-SHARE-NAV-BEGIN> 2.230
<PER-SHARE-NII> .180<F1>
<PER-SHARE-GAIN-APPREC> .120
<PER-SHARE-DIVIDEND> (.180)
<PER-SHARE-DISTRIBUTIONS> (.010)
<RETURNS-OF-CAPITAL> .000
<PER-SHARE-NAV-END> 2.340
<EXPENSE-RATIO> .610
<FN>
<F1>BASED ON AVERAGE SHARES OUTSTANDING.
</FN>
</TABLE>
