GOOD Gladstone Commercial Corporation

000 B000000 01/31/2013
000 C000000 844779
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 BLACKROCK FUNDS
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001 C000000 8004417762
002 A000000 100 BELLEVUE PARKWAY
002 B000000 WILMINGTON
002 C000000 DE
002 D010000 19809
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 Y
007 B000000 34
007 C016800 68
007 C026800 REAL ESTATE SECURITIES FUND
007 C036800 N
008 A006801 BLACKROCK ADVISORS, LLC
008 B006801 A
008 C006801 801-47710
008 D016801 WILMINGTON
008 D026801 DE
008 D036801 19809
010 A00AA01 BLACKROCK ADVISORS, LLC
010 B00AA01 801-47710
010 C01AA01 WILMINGTON
010 C02AA01 DE
010 C03AA01 19809
010 A00AA02 BNY MELLON INVESTMENT SERVICING (US) INC.
010 B00AA02 84-01761
010 C01AA02 WILMINGTON
010 C02AA02 DE
010 C03AA02 19809
011 A00AA01 BLACKROCK INVESTMENTS, LLC
011 B00AA01 8-48436
011 C01AA01 New York
011 C02AA01 NY
011 C03AA01 10022
012 A00AA01 BNY MELLON INVESTMENT SERVICING (US) INC.
012 B00AA01 84-01761
012 C01AA01 WILMINGTON
012 C02AA01 DE
012 C03AA01 19809

013 A00AA01 DELOITTE & TOUCHE LLP
013 B01AA01 PHILADELPHIA
013 B02AA01 PA
013 B03AA01 19103
014 A00AA01 BLACKROCK CAPITAL MARKETS, LLC
014 B00AA01 8-67827
014 A00AA02 BLACKROCK EXECUTION SERVICES
014 B00AA02 8-48719
014 A00AA03 BLACKROCK INVESTMENTS, LLC
014 B00AA03 8-48436
014 A00AA04 HARRIS WILLIAMS LLC
014 B00AA04 8-53380
014 A00AA05 PNC CAPITAL MARKETS, INC.
014 B00AA05 8-32493
014 A00AA06 PNC INVESTMENTS, LLC
014 B00AA06 8-66195
015 A00AA01 THE BANK OF NEW YORK MELLON CORP.
015 B00AA01 C
015 C01AA01 NEW YORK
015 C02AA01 NY
015 C03AA01 10286
015 E01AA01 X
018  00AA00 Y
019 A00AA00 Y
019 B00AA00  288
019 C00AA00 BLKRKADVSR
020 A000001 CIT GROUP HOLDINGS, INC.
020 B000001 65-1051227
020 C000001      1
020 A000002 CREDIT SUISSE SECURITIES (USA), LLC
020 B000002 05-0546650
020 C000002      1
020 A000003 McDonald & Co. Investments, Inc.
020 B000003 34-1391950
020 C000003      0
020 A000004 UBS SECURITIES LLC
020 B000004 13-3873456
020 C000004      0
020 A000005 GOLDMAN, SACHS & CO
020 B000005 13-5108880
020 C000005      0
020 A000006 BLOOMBERG TRADEBOOK LLC
020 B000006 13-3880286
020 C000006      0
020 A000007 BANC OF AMERICA SECURITIES LLC
020 B000007 56-2058405
020 C000007      0
020 A000008 HAMBRECHT & QUIST GROUP
020 B000008 94-3246636
020 C000008      0
021  000000        2

022 A000001 BLK LIQUIDITY FUNDS, TEMPFUND INSTIT. CLASS
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080 A00AA00 Federal Insurance Company
080 B00AA00 National Union Fire Insurance Company
080 C00AA00    36375
081 A00AA00 Y
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SIGNATURE   LAURIE PFLUGH
TITLE       MANAGER