<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
(Replace this text with the legend)
</LEGEND>
<CIK> 0001034237
<NAME> AEROCENTURY IV, INC.
<MULTIPLIER> 1
<CURRENCY> U.S.DOLLARS
<S> <C>
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<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
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<BONDS> 4,869,000
0
0
<COMMON> 243,420
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<EPS-BASIC> (5.59)
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</TABLE>