PAGE  1
000 A000000 05/31/2004
000 C000000 1074540
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 EATON VANCE MUNICIPAL INCOME TRUST
001 B000000 811-09141
001 C000000 6174828260
002 A000000 255 STATE STREET
002 B000000 BOSTON
002 C000000 MA
002 D010000 02109
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 N
007 B000000  0
007 C010100  1
007 C010200  2
007 C010300  3
007 C010400  4
007 C010500  5
007 C010600  6
007 C010700  7
007 C010800  8
007 C010900  9
007 C011000 10
008 A000001 EATON VANCE MANAGEMENT
008 B000001 A
008 C000001 801-15930
008 D010001 BOSTON
008 D020001 MA
008 D030001 02109
010 A000001 EATON VANCE MANAGEMENT
010 B000001 801-15930
010 C010001 BOSTON
010 C020001 MA
010 C030001 02109
012 A000001 PFPC INC.
012 B000001 85-401761
012 C010001 WESTBOROUGH
012 C020001 MA
012 C030001 01581
012 C040001 5123
013 A000001 DELOITTE & TOUCHE LLP
013 B010001 BOSTON
      PAGE  2
013 B020001 MA
013 B030001 02116
013 B040001 5022
014 A000001 EATON VANCE DISTRIBUTORS, INC.
014 B000001 8-047939
015 A000001 INVESTORS BANK & TRUST COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02116
015 E010001 X
018  000000 Y
019 A000000 Y
019 B000000  198
019 C000000 EATONVANCE
020 A000001 JP MORGAN
020 C000001     26
020 C000002      0
020 C000003      0
020 C000004      0
020 C000005      0
020 C000006      0
020 C000007      0
020 C000008      0
020 C000009      0
020 C000010      0
021  000000       26
022 A000001 MERRILL LYNCH
022 C000001     19532
022 D000001      9797
022 A000002 CITIGROUP GLOBAL MARKETS
022 C000002     10993
022 D000002      7988
022 A000003 MORGAN STANLEY & CO INC
022 C000003      5116
022 D000003     11589
022 A000004 UBS FINANCIAL SERVICES INC
022 C000004     10138
022 D000004       494
022 A000005 LEHMAN BROTHERS INC
022 C000005      1350
022 D000005      4875
022 A000006 RAYMOND JAMES AND ASSOCIATES
022 C000006      2091
022 D000006         0
022 A000007 GOLDMAN SACHS & CO
022 C000007         0
022 D000007      1988
022 A000008 BUTLER WICKE
022 C000008         0
022 D000008      1718
      PAGE  3
022 A000009 LEGG MASON WOOD WALKER INC
022 C000009      1592
022 D000009         0
022 A000010 PERSHING LLC
022 C000010         0
022 D000010      1105
023 C000000      50811
023 D000000      43134
024  000000 N
026 A000000 N
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027  000000 N
045  000000 Y
046  000000 N
047  000000 Y
048  000000  0.700
048 A010000        0
048 A020000 0.000
048 B010000        0
048 B020000 0.000
048 C010000        0
048 C020000 0.000
048 D010000        0
048 D020000 0.000
048 E010000        0
048 E020000 0.000
048 F010000        0
048 F020000 0.000
048 G010000        0
048 G020000 0.000
048 H010000        0
048 H020000 0.000
048 I010000        0
048 I020000 0.000
048 J010000        0
048 J020000 0.000
048 K010000        0
048 K020000 0.000
049  000000 N
050  000000 N
051  000000 N
052  000000 N
053 A000000 N
054 A000000 Y
      PAGE  4
054 B000000 Y
054 C000000 N
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 Y
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 N
054 O000000 N
055 A000000 Y
055 B000000 N
056  000000 Y
057  000000 N
058 A000000 N
059  000000 Y
060 A000000 N
060 B000000 N
061  000000        0
062 A000000 Y
062 B000000   0.0
062 C000000   0.0
062 D000000   0.0
062 E000000   0.0
062 F000000   0.0
062 G000000   0.0
062 H000000   0.0
062 I000000   0.0
062 J000000   0.0
062 K000000   0.0
062 L000000   0.0
062 M000000   0.0
062 N000000   0.0
062 O000000 155.7
062 P000000   0.0
062 Q000000   0.0
062 R000000   0.0
063 A000000   0
063 B000000 11.0
064 A000000 Y
064 B000000 Y
065  000000 N
066 A000000 N
067  000000 N
068 A000000 N
068 B000000 N
069  000000 N
      PAGE  5
070 A010000 N
070 A020000 N
070 B010000 N
070 B020000 N
070 C010000 N
070 C020000 N
070 D010000 N
070 D020000 N
070 E010000 Y
070 E020000 Y
070 F010000 N
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 Y
070 K010000 Y
070 K020000 N
070 L010000 N
070 L020000 N
070 M010000 N
070 M020000 N
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 N
070 R020000 N
071 A000000     50811
071 B000000     43134
071 C000000    358783
071 D000000   12
072 A000000  6
072 B000000    12849
072 C000000        0
072 D000000        0
072 E000000        0
072 F000000     1283
072 G000000      367
072 H000000        0
072 I000000      124
072 J000000       75
072 K000000        0
      PAGE  6
072 L000000       29
072 M000000       11
072 N000000        0
072 O000000        0
072 P000000        0
072 Q000000        0
072 R000000       22
072 S000000        7
072 T000000        0
072 U000000        0
072 V000000        0
072 W000000      214
072 X000000     2132
072 Y000000        0
072 Z000000    10717
072AA000000      497
072BB000000        0
072CC010000        0
072CC020000    12123
072DD010000    10012
072DD020000        0
072EE000000        0
073 A010000   0.5950
073 A020000   0.0000
073 B000000   0.0000
073 C000000   0.0000
074 A000000        0
074 B000000        0
074 C000000        0
074 D000000   351854
074 E000000        0
074 F000000        0
074 G000000        0
074 H000000        0
074 I000000        0
074 J000000       40
074 K000000        0
074 L000000     7709
074 M000000      183
074 N000000   359786
074 O000000     1350
074 P000000        2
074 Q000000        0
074 R010000        0
074 R020000        0
074 R030000        0
074 R040000   132357
074 S000000        0
074 T000000   226077
074 U010000    16872
074 U020000        0
      PAGE  7
074 V010000    13.40
074 V020000     0.00
074 W000000   0.0000
074 X000000     8072
074 Y000000     7482
075 A000000        0
075 B000000   235452
076  000000    14.85
077 A000000 N
078  000000 N
080 A000000 ICI MUTUAL INSURANCE COMPANY
080 C000000    68000
081 A000000 Y
081 B000000 287
082 A000000 N
082 B000000        0
083 A000000 N
083 B000000        0
084 A000000 N
084 B000000        0
085 A000000 Y
085 B000000 N
086 A010000     77
086 A020000   1136
086 B010000      0
086 B020000      0
086 C010000      0
086 C020000      0
086 D010000      0
086 D020000      0
086 E010000      0
086 E020000      0
086 F010000      0
086 F020000      0
087 A010000 COMMON STOCK
087 A020000 27826U108
087 A030000 EVN
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 Y
SIGNATURE   JAMES L. O'CONNOR
TITLE       TREASURER