<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000357057
<NAME> Fidelity Massachusetts Municipal Trust
<SERIES>
<NUMBER> 21
<NAME> Spartan Massachusetts Municipal Income Fund
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
6-mos
<FISCAL-YEAR-END>
jan-31-2001
<PERIOD-END>
jul-31-2000
<INVESTMENTS-AT-COST>
1,289,602
<INVESTMENTS-AT-VALUE>
1,305,556
<RECEIVABLES>
26,398
<ASSETS-OTHER>
33,196
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
1,365,150
<PAYABLE-FOR-SECURITIES>
22,011
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
2,894
<TOTAL-LIABILITIES>
24,905
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,331,799
<SHARES-COMMON-STOCK>
117,571
<SHARES-COMMON-PRIOR>
113,520
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
385
<ACCUMULATED-NET-GAINS>
(7,123)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
15,954
<NET-ASSETS>
1,340,245
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
35,352
<OTHER-INCOME>
0
<EXPENSES-NET>
2,846
<NET-INVESTMENT-INCOME>
32,506
<REALIZED-GAINS-CURRENT>
(586)
<APPREC-INCREASE-CURRENT>
44,218
<NET-CHANGE-FROM-OPS>
76,138
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
32,224
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
21,465
<NUMBER-OF-SHARES-REDEEMED>
19,470
<SHARES-REINVESTED>
2,056
<NET-CHANGE-IN-ASSETS>
89,796
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(6,474)
<OVERDISTRIB-NII-PRIOR>
668
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
2,391
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
3,105
<AVERAGE-NET-ASSETS>
1,273,644
<PER-SHARE-NAV-BEGIN>
11.020
<PER-SHARE-NII>
.285
<PER-SHARE-GAIN-APPREC>
.378
<PER-SHARE-DIVIDEND>
.283
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
11.400
<EXPENSE-RATIO>
49
</TABLE>
