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:     July 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:

CONSOLIDATED PORTFOLIO OF INVESTMENTS (unaudited)
JULY 31, 2006

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

    Principal        
    Amount        
    Rating1 (000)   Description   Value  
        LONG-TERM INVESTMENTS—79.9%    
          Mortgage Pass-Through Securities—1.0%    
          Federal National Mortgage Assoc.,    
      $393       5.50%, 1/01/17-2/01/17   $      389,435  
      15       6.50%, 7/01/29   15,548  
          Total Mortgage Pass-Through Securities   404,983  
          Inverse Floating Rate Mortgage Securities—2.4%    
    AAA 178 2   Citicorp Mortgage Securities, Inc., Ser. 14, Class A-4, 3.879%, 11/25/23   164,251  
          Federal Home Loan Mortgage Corp.,    
      126 2       Ser. 1425, Class SB, 8.022%, 12/15/07   126,301  
      25 2       Ser. 1506, Class S, 10.528%, 5/15/08   25,418  
      106 2       Ser. 1515, Class S, 9.733%, 5/15/08   106,219  
      181 2       Ser. 1618, Class SA, 8.25%, 11/15/08   186,548  
      27 2       Ser. 1661, Class SB, 9.783%, 1/15/09   27,357  
      102 2       Ser. 1688, Class S, 8.709%, 12/15/13   101,646  
          Federal National Mortgage Assoc.,    
      32 2       Ser. 13, Class SJ, 8.75%, 2/25/09   31,860  
      73 2       Ser. 187, Class SB, 12.747%, 10/25/07   73,958  
      59 2       Ser. 191, Class SD, 7.591%, 10/25/08   58,755  
      103 2       Ser. 214, Class SH, 4.194%, 12/25/08   98,271  
          Total Inverse Floating Rate Mortgage Securities   1,000,584  
          Interest Only Mortgage-Backed Securities—3.7%    
          Federal Home Loan Mortgage Corp.,    
      97       Ser. 65, Class I, 918.03%, 8/15/20   1,229  
      22       Ser. 141, Class H, 1,060.00%, 5/15/21   290  
      168       Ser. 1645, Class IB, 5.50%, 9/15/08   3,498  
      1,970       Ser. 2523, Class EH, 5.50%, 4/15/20   140,688  
      87       Ser. 2543, Class IM, 5.00%, 9/15/12   103  
      1,024       Ser. 2633, Class PI, 4.50%, 3/15/12   26,939  
      266       Ser. 2672, Class TP, 5.00%, 9/15/16   1,024  
      5,605       Ser. 2739, Class PI, 5.00%, 3/15/22   373,368  
      1,579       Ser. 2775, Class UB, 5.00%, 12/15/17   45,007  
      2,420       Ser. 2976, Class KI, 5.50%, 11/15/34   245,787  
          Federal National Mortgage Assoc.,    
      97       Ser. 8, Class HA, 1,199.999%, 1/25/08   7,405  
      1,806       Ser. 13, Class IG, 5.00%, 10/25/22   98,560  
      126 2       Ser. 20, Class SL, 11.103%, 9/25/08   11,417  
      362       Ser. 49, Class L, 444.917%, 4/25/13   34,845  
      128       Ser. 51, Class K, 1,006.50%, 4/25/07   4,748  
      12,037       Ser. 70, Class ID, 5.00%, 4/25/22   536,403  
      4 2       Ser. 174, Class S, 102.79%, 9/25/22   10,164  
      7 2       Ser. 208, Class S, 2.094%, 2/25/23   9  
      132       Ser. 82, Class IR, 5.00%, 9/25/12   798  
      3       Ser. G-21, Class L, 949.50%, 7/25/21   6,157  
    NR 15,573 2   Vendee Mortgage Trust, Ser. 1, 0.043%, 10/15/31   29,974  
          Total Interest Only Mortgage-Backed Securities   1,578,413  
          Principal Only Mortgage-Backed Security—0.0%    
    Aaa 23 3   Salomon Brothers Mortgage Securities, Inc. VI, Ser. 3, Class A, 12.50%, 10/23/17   20,828  
          Asset-Backed Securities—0.0%    
    NR 235 2,4,5,6 Global Rated Eligible Asset Trust, Ser. A, Class 1, 7.33%, 9/15/07   23  
          Structured Mortgage Asset Residential Trust,    
    NR 568 2,5,6     Ser. 2, 8.24%, 12/15/06   57  
    NR 629 2,5,6     Ser. 3, 8.724%, 4/15/07   63  
          Total Asset-Backed Securities   143  
          Corporate Bonds—15.7%    
          Energy—2.4%    
    A1 500   Conoco Funding Co., 5.45%, 10/15/06 (Canada)   499,817  
 

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

      Principal          
      Amount          
    Rating1 (000)   Description   Value  
        Energy—(cont’d)    
    BBB+ $500 4   Israel Electric Corp. Ltd., 7.25%, 12/15/06 (Israel)   $     501,065  
          Total Energy   1,000,882  
          Financial Institutions—13.1%    
    Aa2 500   Bank of America Corp., 4.75%, 10/15/06   499,387  
    AAA 500   General Electric Capital Corp., 2.75%, 9/25/06   498,078  
    BB 500   General Motors Acceptance Corp., 6.125%, 9/15/06   499,987  
    AA- 500   Goldman Sachs Group, Inc., 2.85%, 10/27/06   496,936  
    A+ 500   Lehman Brothers Holdings, Inc., 7.50%, 9/01/06   500,668  
    AA- 1,000   Morgan Stanley Group, Inc., 10.00%, 6/15/08   1,077,867  
    A+ 500   SLM Corp., 3.50%, 9/30/06   498,577  
    Aa3 500   SunTrust Bank, 7.25%, 9/15/06   500,868  
    Aa1 500   U.S. Bank NA, 2.85%, 11/15/06   496,014  
    AA-500     Wachovia Corp., 4.95%, 11/01/06   499,176  
          Total Financial Institutions   5,567,558  
          Transportation—0.2%    
    Caa2 100   American Airlines, Inc., 10.44%, 3/04/07   102,000  
          Total Corporate Bonds   6,670,440  
          U.S. Government and Agency Securities—36.8%    
          U.S. Treasury Notes,    
      3,200       3.50%, 11/15/06   3,184,749  
      2,000       6.00%, 8/15/09   2,059,376  
      385       6.625%, 5/15/07   389,301  
      10,000   U.S. Treasury Strip, Zero Coupon, 8/15/06   9,982,812  
          Total U.S. Government and Agency Securities   15,616,238  
          Taxable Municipal Bonds—4.9%    
    AAA 500   Fresno California Pension Oblig., 7.80%, 6/01/14   550,845  
    AAA 500   Kern County California Pension Oblig., 6.98%, 8/15/09   522,385  
    AAA 500   Los Angeles County California Pension Oblig., Ser. D, 6.97%, 6/30/08   513,930  
    AAA 500   Orleans Parish Louisiana School Board, Ser. A, 6.60%, 2/01/08   507,715  
          Total Taxable Municipal Bonds   2,094,875  
          Collateralized Mortgage Obligation Securities—15.4%    
          Federal Home Loan Mortgage Corp.,    
      975       Ser. 60, Class LK, 6.50%, 7/25/36   983,697  
      2,168       Ser. 1510, Class G, 7.05%, 5/15/13   2,180,908  
      2,000       Ser. 1598, Class J, 6.50%, 10/15/08   2,008,318  
      81       Ser. 2564, Class NC, 5.00%, 2/15/33   71,224  
          Federal National Mortgage Assoc.,    
      61       Ser. 17, Class JA, 4.00%, 4/25/34   61,058  
      1,000       Ser. 49, Class H, 7.00%, 4/25/13   1,015,861  
      143 2       Ser. 214, Class SK, 10.00%, 12/25/08   147,505  
      76 2   Government National Mortgage Assoc., REMIC Trust 2000, Ser. 16, Class FD, 6.019%, 12/16/27   76,460  
          Total Collateralized Mortgage Obligation Securities   6,545,031  
          Total Long-Term Investments (cost $34,428,223)   33,931,535  
          SHORT-TERM INVESTMENTS—19.6%    
          U.S. Government and Agency Discount Notes—19.6%    
      700 7   Federal Home Loan Bank Disc. Notes, 4.95%, 8/01/06   700,000  
      4,600 7   Federal Home Loan Mortgage Disc. Notes, 5.298%, 9/05/06   4,576,521  
      1,235 7   Federal National Mortgage Assoc. Disc. Notes, 5.309%, 9/06/06   1,228,504  
      1,880 7   U.S. Treasury Bills, 5.219%, 1/11/07   1,836,715  
          Total Short-Term Investments (cost $8,341,740)   8,341,740  
          Total investments—99.5% (cost $42,769,9638)   $42,273,275  
          Other assets in excess of liabilities—0.5%   212,534  
          Net Assets—100%   $42,485,809  
 

1   Using the highest of Standard & Poor’s, Moody’s Investor Service or Fitch’s rating.  
2   Variable rate security. Rate shown is interest rate as of July 31, 2006.  
3   Rate shown is effective yield as of July 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 July 31, 2006, the Trust held 1.2% of its net assets, with a current market value of $501,088, in securities restricted as to resale.  
5   Illiquid security. As of July 31, 2006, the Trust held less than 0.1% of its net assets, with a current market value of $143 in these securities.  
6   Security is fair valued.  
7   Rate shown is the yield to maturity as of the date of purchase.  
8   Cost for Federal income tax purposes is $42,769,963. The net unrealized depreciation on a tax basis is $496,688, consisting of $425,141 gross unrealized appreciation and $921,829 gross unrealized depreciation. 

KEY TO ABBREVIATIONS

REMIC — Real Estate Mortgage Investment Conduit

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: September 27, 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: September 27, 2006

By:     /s/ Henry Gabbay                                                  
Name: Henry Gabbay
Title: Treasurer and Principal Financial Officer
Date: September 27, 2006