UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM N-Q

QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED
MANAGEMENT INVESTMENT COMPANY

Investment Company Act file number:          811-07250          

          BlackRock Broad Investment Grade 2009 Term Trust, Inc.          
(Exact name of registrant as specified in charter)

100 Bellevue Parkway, Wilmington, DE 
19809 
(Address of principal executive offices) 
(Zip code) 

Robert S. Kapito, President
BlackRock Broad Investment Grade 2009 Term Trust, Inc.
                                        40 East 52nd Street, New York, NY 10022                                        
(Name and address of agent for service)

Registrant's telephone number, including area code:          888-825-2257                    

Date of fiscal year end:          October 31, 2006
Date of reporting period:         January 31, 2006

Item 1. Schedule of Investments.

The Registrant’s unaudited schedule of investments as of the close of the reporting period pursuant to Rule 30b1-5 under the Investment Company Act of 1940 is as follows:

PORTFOLIO OF INVESTMENTS
JANUARY 31, 2006 (unaudited)

BlackRock Broad Investment Grade 2009 Term Trust Inc. (BCT)

  Principal        
    Amount        
Rating1            (000)            Description   Value  
      LONG-TERM INVESTMENTS—80.9%    
        Mortgage Pass-Through Securities—1.0%    
        Federal National Mortgage Assoc.,    
    $     437        5.50%, 1/01/17-2/01/17   $          440,452  
    16        6.50%, 7/01/29   16,094  
        Total Mortgage Pass-Through Securities   456,546  
        Agency Multiple Class Mortgage Pass-Through Securities—13.1%    
        Federal Home Loan Mortgage Corp.,    
    2,168        Ser. 1510, Class G, 7.05%, 5/15/13   2,210,731  
    2,000        Ser. 1598, Class J, 6.50%, 10/15/08   2,034,840  
        Federal National Mortgage Assoc.,    
    47 2      Ser. 13, Class SJ, 8.75%, 2/25/09   46,596  
    1,000        Ser. 49, Class H, 7.00%, 4/25/13   1,031,780  
    190 2      Ser. 214, Class SK, 10.00%, 12/25/08   199,338  
    123 2 Government National Mortgage Assoc., Remic Trust 2000, Ser. 16, Class FD, 5.22%, 12/16/27   123,173  
        Total Agency Multiple Class Mortgage Pass-Through Securities   5,646,458  
        Inverse Floating Rate Mortgage Securities—2.7%    
AAA   212 2 Citicorp Mortgage Securities, Inc., 8.008%, 11/25/23   212,402  
        Federal Home Loan Mortgage Corp.,    
    200 2      Ser. 1425, Class SB, 10.511%, 12/15/07   204,395  
    36 2      Ser. 1506, Class S, 12.751%, 5/15/08   37,268  
    106 2      Ser. 1515, Class S, 12.388%, 5/15/08   109,444  
    68 2      Ser. 1618, Class SA, 8.25%, 11/15/08   68,179  
    37 2      Ser. 1661, Class SB, 12.363%, 1/15/09   38,564  
    141 2      Ser. 1688, Class S, 9.926%, 12/15/13   142,666  
        Federal National Mortgage Assoc.,      
    119 2      Ser. 187, Class SB, 15.335%, 10/25/07   124,662  
    101 2      Ser. 191, Class SD, 9.663%, 10/25/08   101,984  
    137 2      Ser. 214, Class SH, 6.497%, 12/25/08   131,999  
        Total Inverse Floating Rate Mortgage Securities   1,171,563  
        Interest Only Mortgage-Backed Securities—5.2%    
        Federal Home Loan Mortgage Corp.,    
    120        Ser. 65, Class I, 918.03%, 8/15/20   1,521  
    —        Ser. 141, Class H, 1,060.00%, 5/15/21   394  
    —        Ser. 1114, Class J, 1,008.00%, 7/15/06   337  
    305        Ser. 1645, Class IB, 5.50%, 9/15/08   10,406  
    1,970        Ser. 2523, Class EH, 5.50%, 4/15/20   177,538  
    461        Ser. 2543, Class IM, 5.00%, 9/15/12   5,387  
    1,778        Ser. 2633, Class PI, 4.50%, 3/15/12   55,997  
    1,518        Ser. 2672, Class TP, 5.00%, 9/15/16   20,623  
    5,605        Ser. 2739, Class PI, 5.00%, 3/15/22   495,948  
    2,247        Ser. 2775, Class UB, 5.00%, 12/15/17   89,569  
    2,695        Ser. 2976, Class KI, 5.50%, 11/15/34   268,378  
        Federal National Mortgage Assoc.,    
    152        Ser. 8, Class HA, 1,199.999%, 1/25/08   15,186  
    2,254        Ser. 13, Class IG, 5.00%, 10/25/22   144,602  
    177 2      Ser. 20, Class SL, 13.766%, 9/25/08   21,957  
    461        Ser. 49, Class L, 444.917%, 4/25/13   38,130  
    269        Ser. 51, Class K, 1,006.50%, 4/25/07   15,029  
    12,992        Ser. 70, Class ID, 5.00%, 4/25/22   802,256  
    —        Ser. 72, Class H, 1,183.25%, 7/25/06   375  
    457        Ser. 82, Class IR, 5.00%, 9/25/12   8,424  
    4 2      Ser. 174, Class S, 117.876%, 9/25/22   12,268  
    98 2      Ser. 208, Class S, 2.969%, 2/25/23   529  
    4        Ser. G-21, Class L, 949.50%, 7/25/21   7,132  
    17,166 2 Vendee Mortgage Trust, 0.043%, 10/15/31   34,847  
        Total Interest Only Mortgage-Backed Securities   2,226,833  
        Principal Only Mortgage-Backed Security—0.1%    
Aaa   27 3 Salomon Brothers Mortgage Securities, Inc. VI, 12.50%, 10/23/17   24,211  
        Asset-Backed Securities—0.0%    
NR   235 2,4,5,6 Global Rated Eligible Asset Trust, 7.33%, 3/15/06   23  
        Structured Mortgage Asset Residential Trust,    
NR   568 2,5,6      Ser. 2, 8.24%, 3/15/06   57  
NR   629 2,5,6      Ser. 3, 8.724%, 4/15/06   63  
        Total Asset-Backed Securities   143  

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BlackRock Broad Investment Grade 2009 Term Trust Inc. (BCT) (continued)

  Principal        
    Amount        
Rating1            (000)            Description   Value  
      Corporate Bonds—15.6%    
        Energy—2.4%    
A1   $     500   Conoco Funding Co., 5.45%, 10/15/06 (Canada)   $      501,805  
BBB+   500 4 Israel Electric Corp. Ltd., 7.25%, 12/15/06 (Israel)   508,525  
            1,010,330  
        Financial Institutions—13.0%    
Aa2   500   Bank America Corp., 4.75%, 10/15/06   499,325  
AAA   500   General Electric Capital Corp., 2.75%, 9/25/06   493,520  
BB   500   General Motors Acceptance Corp., 6.125%, 9/15/06   496,285  
AA-   500   Goldman Sachs Group, Inc., 2.85%, 10/27/06   492,100  
A+   500   Lehman Brothers Holdings, Inc., 7.50%, 9/01/06   506,865  
AA-   1,000   Morgan Stanley Group, Inc., 10.00%, 6/15/08   1,107,890  
A+   500   SLM Corp., 3.50%, 9/30/06   496,165  
Aa3   500   Suntrust Bank, 7.25%, 9/15/06   506,580  
Aa1   500   U.S. Bank NA, 2.85%, 11/15/06   491,155  
AA-   500   Wachovia Corp., 4.95%, 11/01/06   499,820  
            5,589,705  
        Transportation—0.2%    
Caa2   100   American Airlines, Inc., 10.44%, 3/04/07   102,000  
        Total Corporate Bonds   6,702,035  
        U.S. Government and Agency Securities—35.9%    
        U.S. Treasury Notes,    
    3,200        3.50%, 11/15/06   3,172,874  
    2,000        6.00%, 8/15/09   2,097,890  
    385        6.625%, 5/15/07   394,820  
    10,000   U.S. Treasury Strip, Zero Coupon, 8/15/06   9,762,500  
        Total U.S. Government and Agency Securities   15,428,084  
        Taxable Municipal Bonds—7.3%    
AAA   500   Fresno California Pension Oblig., 7.80%, 6/01/14   566,675  
AAA   500   Kern County California Pension Oblig., 6.98%, 8/15/09   532,855  
        Los Angeles County California Pension Oblig.,    
AAA   1,000        Ser. A, 8.62%, 6/30/06   1,014,490  
AAA   500        Ser. D, 6.97%, 6/30/08   522,520  
AAA   500   Orleans Parish Louisiana School Board, 6.60%, 2/01/08   514,435  
        Total Taxable Municipal Bonds   3,150,975  
        Total Long-Term Investments (cost $35,358,584)   34,806,848  
        SHORT-TERM INVESTMENT—18.8%    
        U.S. Government and Agency Zero Coupon Security—18.8%    
    8,100 7 Federal Home Loan Bank Discount Notes, 4.341%, 2/01/06 (cost $8,100,000)   8,100,000  
        Total investments—99.7% (cost $43,458,5848)   $ 42,906,848  
        Other assets in excess of liabilities—0.3%   125,934  
        Net Assets—100%   $ 43,032,782  

1   Using the higher of Standard and Poor’s, Moody’s Investors Service or Fitch’s rating.  
2   Rate shown is interest rate as of January 31, 2006.  
3   Rate shown is interest rate or effective yield as of January 31, 2006 of the underlying collateral.  
4   Security is not registered under the Securities Act of 1933. These securities may be resold in transactions in accordance with Rule 144A under that Act, to qualified institutional buyers. As of January 31, 2006, the Trust held 1.2% of its net assets, with a current market value of $508,548, in securities restricted as to resale.  
5   Security is fair valued.  
6   Illiquid security. As of January 31, 2006, the Trust held less than 0.1% of its net assets, with a current market value of $143 in these securities.  
7   Rate shown is the yield to maturity as of January 31, 2006.  
8   Cost for Federal income tax purposes is $43,458,584. The net unrealized depreciation on a tax basis is $551,736, consisting of $443,899 gross unrealized appreciation and $995,635 gross unrealized depreciation.  

2

Item 2. Controls and Procedures.

(a) The Registrant's principal executive and principal financial officers have evaluated the Registrant's disclosure controls and procedures within 90 days of this filing and have concluded, as of that date, that the Registrant’s disclosure controls and procedures were reasonably designed to ensure that information required to be disclosed by the Registrant in this Form N-Q was recorded, processed, summarized, and reported within the required time periods and that information to be disclosed by the Registrant in this Form N-Q was accumulated and communicated to the Registrant’s management, including its principal executive and principal financial officers, as appropriate to allow timely decisions regarding required disclosure.

(b) There were no changes in the Registrant's internal control over financial reporting (as defined in Rule 30a-3(d) under the 1940 Act (17 CFR 270.30a -3(d)) that occurred during the Registrant's last fiscal quarter that have materially affected, or are reasonably likely to materially affect, the Registrant's internal control over financial reporting.

Item 3. Exhibits.

Separate certifications of the Registrant’s Principal Executive and Financial Officers pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 are attached as EX-99.CERT.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

(Registrant)     BlackRock Broad Investment Grade 2009 Term Trust, Inc.     

By:      /s/ Henry Gabbay                                                                      
Name: Henry Gabbay
Title: Treasurer and Principal Financial Officer
Date: March 31, 2006

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

By:      /s/ Robert S. Kapito                                                                  
Name: Robert S. Kapito
Title: President and Principal Executive Officer
Date: March 31, 2006

By:      /s/ Henry Gabbay                                                                      
Name: Henry Gabbay
Title: Treasurer and Principal Financial Officer
Date: March 31, 2006