<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000823535
<NAME> Fidelity Boston Street Trust
<SERIES>
<NUMBER> 2
<NAME> Fidelity Target Timeline 2001
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
yEaR
<FISCAL-YEAR-END>
jul-31-2000
<PERIOD-END>
jul-31-2000
<INVESTMENTS-AT-COST>
200,325
<INVESTMENTS-AT-VALUE>
198,674
<RECEIVABLES>
4,315
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
202,989
<PAYABLE-FOR-SECURITIES>
0
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
372
<TOTAL-LIABILITIES>
372
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
204,555
<SHARES-COMMON-STOCK>
21,775
<SHARES-COMMON-PRIOR>
1,848
<ACCUMULATED-NII-CURRENT>
6
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(293)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
(1,651)
<NET-ASSETS>
202,617
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
9,552
<OTHER-INCOME>
8
<EXPENSES-NET>
507
<NET-INVESTMENT-INCOME>
9,053
<REALIZED-GAINS-CURRENT>
(243)
<APPREC-INCREASE-CURRENT>
(1,299)
<NET-CHANGE-FROM-OPS>
7,511
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
9,054
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
22,922
<NUMBER-OF-SHARES-REDEEMED>
3,891
<SHARES-REINVESTED>
895
<NET-CHANGE-IN-ASSETS>
185,183
<ACCUMULATED-NII-PRIOR>
3
<ACCUMULATED-GAINS-PRIOR>
(45)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
624
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
998
<AVERAGE-NET-ASSETS>
145,209
<PER-SHARE-NAV-BEGIN>
9.440
<PER-SHARE-NII>
.574
<PER-SHARE-GAIN-APPREC>
(.124)
<PER-SHARE-DIVIDEND>
.582
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
9.310
<EXPENSE-RATIO>
35
</TABLE>
