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<PAGE> PAGE 2
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<PAGE> PAGE 4
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<PAGE> PAGE 5
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<PAGE> PAGE 6
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<PAGE> PAGE 7
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<PAGE> PAGE 8
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<PAGE> PAGE 9
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<PAGE> PAGE 10
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<PAGE> PAGE 11
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<PAGE> PAGE 12
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<PAGE> PAGE 13
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<PAGE> PAGE 14
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<PAGE> PAGE 15
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<PAGE> PAGE 16
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<PAGE> PAGE 17
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<PAGE> PAGE 18
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<PAGE> PAGE 19
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<PAGE> PAGE 20
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<PAGE> PAGE 21
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075 B000700 42103
076 000700 0.00
SIGNATURE JOHN H. COSTELLO
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000880195
<NAME> Fidelity Aberdeen Street Trust
<SERIES>
<NUMBER> 11
<NAME> Fidelity Freedom Income Fund
<MULTIPLIER> 1,000
<S>
<C>
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YEAR
<FISCAL-YEAR-END>
MAR-31-1998
<PERIOD-END>
MAR-31-1998
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54,338
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55,481
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606
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0
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0
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56,087
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197
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0
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418
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615
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0
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53,585
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5,066
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937
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189
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555
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0
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55,472
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1,168
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0
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19
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1,149
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835
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1,304
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3,288
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0
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1,140
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147
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0
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6,547
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2,538
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120
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46,046
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41
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12
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0
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24
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0
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24
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24,405
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.500
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.960
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0
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8
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0
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0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000880195
<NAME> Fidelity Aberdeen Street Trust
<SERIES>
<NUMBER> 21
<NAME> Fidelity Freedom 2000 Fund
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
YEAR
<FISCAL-YEAR-END>
MAR-31-1998
<PERIOD-END>
MAR-31-1998
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311,913
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325,136
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2,682
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18
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0
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327,836
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1,717
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0
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994
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2,711
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0
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306,238
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27,143
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1,576
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2,284
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0
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3,381
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0
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13,223
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325,126
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3,496
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1
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0
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72
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3,426
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4,862
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13,600
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21,888
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0
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2,017
<DISTRIBUTIONS-OF-GAINS>
724
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0
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31,728
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6,408
<SHARES-REINVESTED>
247
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309,180
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100
<ACCUMULATED-GAINS-PRIOR>
32
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0
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0
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92
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0
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92
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92,180
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10.120
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.600
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1.710
<PER-SHARE-DIVIDEND>
.330
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.120
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0
<PER-SHARE-NAV-END>
11.980
<EXPENSE-RATIO>
8
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0
<AVG-DEBT-PER-SHARE>
0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000880195
<NAME> Fidelity Aberdeen Street Trust
<SERIES>
<NUMBER> 31
<NAME> Fidelity Freedom 2010 Fund
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
YEAR
<FISCAL-YEAR-END>
MAR-31-1998
<PERIOD-END>
MAR-31-1998
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605,147
<INVESTMENTS-AT-VALUE>
647,407
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3,802
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1
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0
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651,210
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3,458
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0
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396
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3,854
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0
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594,483
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50,525
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2,324
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2,560
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0
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8,052
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0
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42,261
<NET-ASSETS>
647,356
<DIVIDEND-INCOME>
4,213
<INTEREST-INCOME>
1
<OTHER-INCOME>
0
<EXPENSES-NET>
123
<NET-INVESTMENT-INCOME>
4,091
<REALIZED-GAINS-CURRENT>
10,666
<APPREC-INCREASE-CURRENT>
42,914
<NET-CHANGE-FROM-OPS>
57,671
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
3,428
<DISTRIBUTIONS-OF-GAINS>
832
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0
<NUMBER-OF-SHARES-SOLD>
53,348
<NUMBER-OF-SHARES-REDEEMED>
5,517
<SHARES-REINVESTED>
370
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623,757
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94
<ACCUMULATED-GAINS-PRIOR>
26
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
160
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0
<GROSS-EXPENSE>
161
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160,803
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10.150
<PER-SHARE-NII>
.300
<PER-SHARE-GAIN-APPREC>
2.820
<PER-SHARE-DIVIDEND>
.370
<PER-SHARE-DISTRIBUTIONS>
.090
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0
<PER-SHARE-NAV-END>
12.810
<EXPENSE-RATIO>
8
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0
<AVG-DEBT-PER-SHARE>
0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000880195
<NAME> Fidelity Aberdeen Street Trust
<SERIES>
<NUMBER> 41
<NAME> Fidelity Freedom 2020 Fund
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
YEAR
<FISCAL-YEAR-END>
MAR-31-1998
<PERIOD-END>
MAR-31-1998
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530,048
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577,659
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2,972
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0
<OTHER-ITEMS-ASSETS>
0
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580,631
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2,055
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0
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973
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3,028
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0
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522,609
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43,486
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1,466
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1,669
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0
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5,714
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0
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47,611
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577,603
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2,382
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1
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0
<EXPENSES-NET>
101
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2,282
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7,940
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48,041
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58,263
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0
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2,139
<DISTRIBUTIONS-OF-GAINS>
776
<DISTRIBUTIONS-OTHER>
0
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46,318
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4,547
<SHARES-REINVESTED>
249
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562,644
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44
<ACCUMULATED-GAINS-PRIOR>
39
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
130
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
130
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129,881
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10.210
<PER-SHARE-NII>
.210
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3.330
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.340
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.130
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0
<PER-SHARE-NAV-END>
13.280
<EXPENSE-RATIO>
8
<AVG-DEBT-OUTSTANDING>
0
<AVG-DEBT-PER-SHARE>
0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000880195
<NAME> Fidelity Aberdeen Street Trust
<SERIES>
<NUMBER> 51
<NAME> Fidelity Freedom 2030 Fund
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
YEAR
<FISCAL-YEAR-END>
MAR-31-1998
<PERIOD-END>
MAR-31-1998
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107,326
<INVESTMENTS-AT-VALUE>
115,084
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1,930
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0
<OTHER-ITEMS-ASSETS>
0
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117,014
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1,733
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0
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209
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1,942
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0
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103,423
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8,573
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561
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344
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0
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3,547
<OVERDISTRIBUTION-GAINS>
0
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7,758
<NET-ASSETS>
115,072
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782
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0
<OTHER-INCOME>
0
<EXPENSES-NET>
34
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748
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4,956
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7,934
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13,638
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0
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1,368
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471
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0
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11,252
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3,396
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156
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109,347
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11
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17
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0
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0
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42
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
42
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42,103
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10.210
<PER-SHARE-NII>
.220
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3.420
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.310
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.120
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0
<PER-SHARE-NAV-END>
13.420
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8
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0
<AVG-DEBT-PER-SHARE>
0
</TABLE>
