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:__811-21179______

_______BlackRock New York Insured Municipal Income Trust_______
(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 New York Insured Municipal Income Trust

_______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:___August 31, 2005

Date of reporting period:__May 31, 2005_________________________________


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
MAY 31, 2005 (Unaudited)

BlackRock New York Insured Municipal Income Trust (BSE)

    Principal            
      Amount       Option Call    
  Rating1   (000)   Description   Provisions2   Value  

        LONG-TERM INVESTMENTS—149.8%        
          New York—136.7%        
          Dorm. Auth.,        
  AAA   $ 5,000      Brooklyn Law School Proj., Ser. B, 5.125%, 7/01/30, XLCA   07/13 @ 100   $ 5,317,400  
  AAA   7,000      Hosp. Lutheran Med. Proj., 5.00%, 8/01/31, MBIA   02/13 @ 100   7,316,540  
  AAA   2,500      Insured Fit Student Hsg. Corp. Proj., 5.125%, 7/01/34, FGIC   07/14 @ 100   2,678,825  
  AAA   3,160      Iona Coll. Proj., 5.00%, 7/01/27, XLCA   07/12 @ 100   3,337,055  
  Aa3   3,000      Joachim & Ann Residence Proj., 5.25%, 7/01/27   07/12 @ 100   3,129,450  
  AAA   10,000      Memorial Sloan Kettering Ctr. Proj., Ser. 1, Zero Coupon, 7/01/30, MBIA   No Opt. Call   3,096,300  
  AAA   5,000      New York & Presbyterian Hosp. Proj., 5.00%, 8/01/32, AMBAC   02/08 @ 101   5,130,200  
  AAA   7,000      New York Univ. Proj., Ser. 2, 5.00%, 7/01/41, AMBAC   07/11 @ 100   7,259,420  
  AAA   2,000      Sch. Dist. Fin., Ser. A, 5.00%, 4/01/31, MBIA   10/12 @ 100   2,099,900  
  AAA   3,500      Sch. Dist. Fin., Ser. D, 5.00%, 10/01/30, MBIA   10/12 @ 100   3,677,100  
  AAA   7,000 3    St. Barnabas Proj., Ser. A, 5.00%, 2/01/31, AMBAC   08/12 @ 100   7,298,900  
  AAA   2,000      Winthrop Univ. Hosp. Assoc. Proj., Ser. A, 5.25%, 7/01/31, AMBAC   07/11 @ 101   2,138,180  
  BBB-   1,000   Herkimer Cnty. Indl. Dev. Agcy., Civic Fac. Rev., Coll. Fndtn., Inc. Student Hsg. Proj.,        
             6.25%, 8/01/34   08/13 @ 100   1,047,350  
          Met. Transp. Auth.,        
  AAA   1,085      Ser. A, 5.00%, 11/15/25, FGIC   11/12 @ 100   1,152,129  
  AAA   8,470      Ser. A, 5.00%, 11/15/30, FSA   11/12 @ 100   8,904,934  
  AAA   5,000      Ser. A, 5.25%, 11/15/31, FGIC   11/12 @ 100   5,365,800  
  AAA   5,000 4    Dedicated Tax Fund, Ser. A, 5.00%, 11/15/11, FGIC   N/A   5,523,750  
  AAA   2,660      Refdg. Transp., Ser. E, 5.25%, 11/15/31, FGIC   11/12 @ 100   2,854,606  
  AAA   10,000      Svc. Contract, Ser. A, 5.00%, 7/01/30, AMBAC   07/12 @ 100   10,491,400  
  A+   1,000   New York City, Ser. O, 5.00%, 6/01/30   06/15 @ 100   1,053,890  
  A   2,500   New York City Indl. Dev. Agcy., Lycee Francais De Proj., Ser. A, 5.375%, 6/01/23, ACA   12/12 @ 100   2,613,575  
  AAA   3,500   New York City Mun. Wtr. Fin. Auth., Wtr. & Swr. Sys. Rev., Ser. D, 5.00%, 6/15/39, AMBAC   06/15 @ 100   3,694,985  
  AAA   6,000   New York City Transl. Fin. Auth., Ser. B, 5.00%, 5/01/30, AMBAC   11/11 @ 101   6,306,660  
  AAA   5,000   New York City Trust Cultural Resources, American Museum of Natural History Proj.,        
             Ser. A, 5.00%, 7/01/44, MBIA   07/14 @ 100   5,264,450  
  BBB   3,320   New York Cntys. Tobacco Trust III, 6.00%, 6/01/43   06/13 @ 100   3,432,913  
  AAA   6,000   Sales Tax Asset Receivable Corp., Ser. A, 5.00%, 10/15/32, AMBAC   10/14 @ 100   6,411,420  
  AAA   10,000   Triborough Brdg. & Tunl. Auth., Ser. E, 5.00%, 11/15/32, MBIA   11/12 @ 100   10,500,500  
  BBB   6,000   TSASC, Inc., Tobacco Settlement Rev., Ser. 1, 5.75%, 7/15/32   07/12 @ 100   6,121,920  

                  133,219,552  

          Puerto Rico—13.1%        
  BBB   7,600   Children’s Trust Fund, Tobacco Settlement Rev., 5.625%, 5/15/43   05/12 @ 100   7,644,536  
  A   5,000   Indl. Fin. Auth., Med. & Env. Ctrl. Facs., Polytecnic Univ. Proj., Ser. A, 5.00%, 8/01/32, ACA   08/12 @ 100   5,093,050  

                  12,737,586  

          Total Long-Term Investments (cost $139,077,145)       145,957,138  

          SHORT-TERM INVESTMENTS—7.2%        
          Alaska—3.1%        
  A1+   3,000 5 Valdez Alaska Marine Term., Refdg. Exxon Pipeline Co. Proj., Ser. A, 2.87%, 6/01/05, FRDD   N/A   3,000,000  

          Ohio—1.7%        
  VMIG1   1,700 5 Hamilton Cnty. Hosp. Facs. Proj., 3.01%, 6/02/05, FRWD   N/A   1,700,000  

1



BlackRock New York Insured Municipal Income Trust (BSE) (continued)


 
Shares
         
 
(000)
 
Description
 
Value
 

 
 
  Money Market Fund—2.4%    
 
2,300
  AIM Tax Free Investment Co. Cash Reserve Portfolio $ 2,300,000  

      Total Short-Term Investments (cost $7,000,000)   7,000,000  

      Total Investments—157.0% (cost $146,077,1456) $ 152,957,138  
      Other assets in excess of liabilities—0.5%   473,690  
      Preferred shares at redemption value, including dividends payable—(57.5)%   (56,007,664)  

      Net Assets Applicable to Common Shareholders—100% $ 97,423,164  


1   Using the higher of S&P’s, Moody’s or Fitch’s rating.  
2   Date (month/year) and price of the earliest optional call or redemption. There may be other call provisions at varying prices at later dates.  
3   Securities, or a portion thereof, pledged as collateral with a value of $729,890 on 381 short U.S. Treasury Note futures contracts expiring Sept. 2005. The value of such contracts on May 31, 2005 was $43,154,203, with an unrealized loss of $619,488.  
4   This bond is prefunded. U.S. government securities, held in escrow, are used to pay interest on this security, as well as retire the bond in full at the date indicated, typically at a premium to par.  
5   For purposes of amortized cost valuation, the maturity date of this instrument is considered to be the earlier of the next date on which the security can be redeemed at par, or the next date on which the rate of interest is adjusted. Rate shown is as of May 31, 2005.  
6   Cost for Federal income purposes is $146,087,082. The net unrealized appreciation on a tax basis is $6,870,056 consisting of $6,870,056 gross unrealized appreciation and $0 gross unrealized depreciation.  
 
    The value (market value plus accrued interest) of securities that are covered by insurance, which ensures the payment of principal and interest, represent approximately 80.6% of the Trust’s managed assets. 

KEY TO ABBREVIATIONS
  ACA — American Capital Access   FRWD — Floating Rate Weekly Demand  
  AMBAC — American Municipal Bond Assurance Corporation   FSA — Financial Security Assurance  
  FGIC — Financial Guaranty Insurance Company   MBIA — Municipal Bond Insurance Association  
  FRDD — Floating Rate Daily Demand   XLCA — XL Capital Assurance  

2


Item 2. Controls and Procedures.

(a) The registrant's principal executive officer and principal financial officer have evaluated the registrant's disclosure controls and procedures within 90 days of this filing and have concluded that the registrant’s disclosure controls and procedures are effective, as of that date, in ensuring that information required to be disclosed by the registrant in this Form N-Q was recorded, processed, summarized, and reported timely.

(b) The registrant's principal executive officer and principal financial officer are aware of no changes in the registrant's internal control over financial reporting that occurred during the registrant's most recent fiscal quarter that has materially affected, or is 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 New York Insured Municipal Income Trust___

By: __/s/ Henry Gabbay_____________________________________________
Name: Henry Gabbay
Title: Treasurer
Date: July 22, 2005

      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: Principal Executive Officer
Date: July 22, 2005

By: __/s/ Henry Gabbay_____________________________________________
Name: Henry Gabbay
Title: Principal Financial Officer
Date: July 22, 2005