<TABLE> <S> <C>

<ARTICLE> 6
<SERIES>
   <NUMBER> 031
   <NAME> JOHN HANCOCK NEW YORK TAX-FREE INCOME FUND-CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          AUG-31-1999
<PERIOD-START>                             SEP-01-1998
<PERIOD-END>                               AUG-31-1999
<INVESTMENTS-AT-COST>                       55,988,865
<INVESTMENTS-AT-VALUE>                      57,176,854
<RECEIVABLES>                                  964,280
<ASSETS-OTHER>                                 658,755
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              58,799,889
<PAYABLE-FOR-SECURITIES>                     1,984,454
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       66,089
<TOTAL-LIABILITIES>                          2,050,543
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                    55,763,284
<SHARES-COMMON-STOCK>                        4,097,713
<SHARES-COMMON-PRIOR>                        4,148,992
<ACCUMULATED-NII-CURRENT>                       18,019
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                      (219,946)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                     1,187,989
<NET-ASSETS>                                56,749,346
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                            3,429,258
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                 474,061
<NET-INVESTMENT-INCOME>                      2,955,197
<REALIZED-GAINS-CURRENT>                       211,488
<APPREC-INCREASE-CURRENT>                  (3,825,308)
<NET-CHANGE-FROM-OPS>                        (658,623)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    2,599,041
<DISTRIBUTIONS-OF-GAINS>                       473,690
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        384,092
<NUMBER-OF-SHARES-REDEEMED>                    620,426
<SHARES-REINVESTED>                            185,055
<NET-CHANGE-IN-ASSETS>                     (1,447,413)
<ACCUMULATED-NII-PRIOR>                         15,483
<ACCUMULATED-GAINS-PRIOR>                      116,757
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          297,667
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                699,380
<AVERAGE-NET-ASSETS>                        51,360,205
<PER-SHARE-NAV-BEGIN>                            12.62
<PER-SHARE-NII>                                   0.63
<PER-SHARE-GAIN-APPREC>                         (0.75)
<PER-SHARE-DIVIDEND>                            (0.63)
<PER-SHARE-DISTRIBUTIONS>                       (0.11)
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              11.76
<EXPENSE-RATIO>                                   0.74


</TABLE>