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:      
     811-10501
 
 
BlackRock Municipal 2018 Term 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 Municipal 2018 Term 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:         December 31, 2005 
 
Date of reporting period:      September 30, 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 (unaudited)
SEPTEMBER 30, 2005

BlackRock Municipal 2018 Term Trust (BPK)

      Principal                
        Amount           Option Call    
    Rating1   (000)   Description       Provisions2   Value  

          LONG-TERM INVESTMENTS—147.3%            
            Alabama—2.5%            
    A2   $ 5,845   Huntsville Hlth. Care Auth., GO, Ser. A, 5.625%, 6/01/22       06/12 @ 101   $ 6,245,266  

            California—5.7%            
    A   1,750   Agua Caliente Band of Cahuilla Indians, 5.60%, 7/01/13       No Opt. Call   1,791,965  
    AAA   5,425   Clovis Unified Sch. Dist. Cap. Apprec. Election 2004, Ser. A, Zero Coupon, 8/01/21, FGIC       No Opt. Call   2,629,497  
    NR   1,235   Lincoln Spec. Tax Rev. Cmny. Facs. Dist. 1, 5.90%, 9/01/24       09/13 @ 102   1,318,943  
    B-   3,460   Los Angeles Regl. Arpt. Impvt. Corp. Lease Rev., Amer. Airlines, Inc. Proj., Ser. C,            
                7.50%, 12/01/24       12/12 @ 102   3,423,774  
    BBB+   5,000   Poll. Ctrl. Fin. Auth. Sld. Wst. Disp. Rev., Republic Svcs., Inc. Proj., Ser. C, 5.25%, 6/01/23       No Opt. Call   5,304,500  

                        14,468,679  

            Colorado—2.1%            
    BBB   5,000   Hsg. & Fin. Auth. Sld. Wst. Rev., Wst. Mgmt. Proj., 5.70%, 7/01/18       No Opt. Call   5,338,300  

            Connecticut—1.6%            
    Baa3   3,750 3      Mashantucket Western Pequot Tribe Spec. Rev., Ser. B, 5.75%, 9/01/18       09/07 @ 102   3,929,438  

            Florida—12.3%            
    Baa1   1,585   Cap. Trust Agcy. Multi-Fam. Hsg. American Oppty. Proj., Ser. A, 5.75%, 6/01/23       06/13 @ 102   1,564,125  
    NR   2,000   CFM Cmnty. Dev. Dist. Cap. Impvt., Ser. B, 5.875%, 5/01/14       No Opt. Call   2,060,800  
    NR   1,860   Live Oak Cmnty. Dev. Dist. Spl. Assmt. No. 1, Ser. B, 5.00%, 11/01/09       No Opt. Call   1,863,980  
    NR4   2,615   Live Oak Cmnty. Dev. Dist. Spl. Assmt. No. 2, Ser. B, 5.30%, 5/01/08       No Opt. Call   2,632,364  
    BB+   4,515   Miami Beach Hlth. Facs. Auth. Mt. Sinai Med. Ctr. Proj., 6.75%, 11/15/21       11/14 @ 100   5,065,424  
    NR   1,595   Pine Islands Cmnty. Dev. Dist. Util. Sys. Rev., 5.30%, 11/01/10       No Opt. Call   1,593,756  
    NR   4,945   Stevens Plantation Cmnty. Dist. Spl. Assmt. Rev., Ser. B, 6.375%, 5/01/13       No Opt. Call   5,093,943  
    NR   840   Sumter Landing Cmnty. Dev. Dist., 6.25%, 5/01/13       No Opt. Call   881,916  
    NR   5,410   Vlg. Ctr. Cmnty. Dev. Dist., Ser. B, 5.875%, 1/01/15       No Opt. Call   5,614,877  
    NR   3,130   Vlg. of Westport Cmnty. Dev. Dist. Cap. Impvt. Rev., Ser. A, 5.40%, 5/01/20       05/13 @ 100   3,131,690  
    NR   1,500   Westchester Cmnty. Dev. Dist. No. 1 Spl. Assmt., 6.00%, 5/01/23       05/13 @ 101   1,565,880  

                        31,068,755  

            Illinois—20.8%            
    NR   1,825   Centerpoint Intermodal Ctr. Prog. Trust, Ser. A, 8.00%, 6/15/23       No Opt. Call   1,854,821  
    AAA   5,000   Chicago O’Hare Intl. Arpt., Ser. A, 5.75%, 1/01/18, MBIA       01/12 @ 100   5,484,350  
            Dev. Fin. Auth.,            
    A+   12,500 5     Adventist Hlth. Sys. Sunbelt Oblig. Proj., 5.50%, 11/15/20       11/09 @ 101   13,159,250  
    A2   5,000       PCR, Ser. C, 5.95%, 8/15/26       12/06 @ 101   5,126,750  
    BBB   5,980   Edl. Facs. Auth., Student Hsg. Edl. Adv. Fund, Univ. Ctr. Proj., 6.00%, 5/01/22       05/12 @ 101   6,345,139  
    Baa2   2,750   Fin. Auth. Student Hsg. MJH Ed. Asst. Living Proj., Ser. A, 5.50%, 6/01/19       06/14 @ 100   2,904,797  
    A   5,000   Hlth. Facs. Auth. Elmhurst Mem. Hlth. Care Proj., 5.50%, 1/01/22       01/13 @ 100   5,277,150  
            Kane & Du Page Cntys. Sch. Dist., GO, Ser. B, FSA,            
    AAA   4,625 6     Zero Coupon, 1/01/12       N/A   2,643,650  
    AAA   4,100 6     Zero Coupon, 1/01/12       N/A   2,198,297  
    AAA   2,950 6     Zero Coupon, 1/01/12       N/A   1,407,681  
    AAA   1,70 6     Zero Coupon, 1/01/12       N/A   757,452  
            Sports Facs. Auth. Ded. St. Tax Supported Rev., AMBAC,            
    AAA   1,885       Zero Coupon, 6/15/19       06/15 @ 101   1,620,761  
    AAA   1,985       Zero Coupon, 6/15/20       06/15 @ 101   1,699,398  
    AAA   2,090       Zero Coupon, 6/15/21       06/15 @ 101   1,785,048  

                        52,264,544  

            Indiana—10.5%            
    AA   13,970   Hlth. Fac. Fin. Auth., Sisters of St. Francis Proj., 5.75%, 11/01/21       11/11 @ 101   15,103,247  
    BBB   2,500   Indianapolis Arpt. Auth. FedEx Corp. Proj., 5.10%, 1/15/17       No Opt. Call   2,588,800  
    BBB   4,000   Petersburg, PCR, Pwr. & Lt. Conv., 5.75%, 8/01/21       08/11 @ 102   4,199,600  
    NR   4,480   Vincennes Econ. Dev., Southwest Indiana Regl. Youth Proj., 6.25%, 1/01/24       01/09 @ 102   4,480,134  

                        26,371,781  

1


BlackRock Municipal 2018 Term Trust (BPK) (continued)

      Principal                
        Amount           Option Call    
    Rating1   (000)   Description       Provisions2   Value  

          Louisiana—1.5%            
    AAA   $ 3,445   Pub. Facs. Auth. Dept. of Pub. Safety, 5.875%, 6/15/14, MBIA       06/10 @ 100   $ 3,720,256  

            Maryland—2.1%            
    NR   5,170   Frederick Cnty. Urbana Cmnty. Dev. Auth. Proj., Ser. A, 5.80%, 7/01/20       07/07 @ 102   5,217,823  

            Michigan—6.8%            
    A1   5,450   Hosp. Fin. Auth., Henry Ford Hlth. Sys. Proj., Ser. A, 6.00%, 11/15/19       11/09 @ 101   5,847,577  
    BB+   9,000   Midland Cnty. Econ. Dev., Ser. A, 6.875%, 7/23/09       07/07 @ 101   9,407,160  
    A   700   Pontiac Tax Increment Fin. Auth. Dev. Area 2, 5.625%, 6/01/22, ACA       06/12 @ 101   738,878  
    A   1,000   Pontiac Tax Increment Fin. Auth. Dev. Area 3, 5.375%, 6/01/17, ACA       06/12 @ 101   1,048,810  

                        17,042,425  

            Mississippi—4.4%            
    BBB   9,000   Lowndes Cnty. Sld. Wst. Disp., PCR, Weyerhaeuser Co. Proj., Ser. A, 6.80%, 4/01/22       No Opt. Call   11,011,230  

            Multi-State—8.7%            
    A3   14,000 3      Charter Mac Equity Issuer Trust, Ser. A-3, 6.80%, 10/01/52       10/14 @ 100   15,841,140  
    Baa2   6,000 3 Munimae TE Bond Subsidiary LLC, Ser. B2, 5.20%, 6/30/49       09/14 @ 100   6,025,620  

                        21,866,760  

            Nevada—2.6%            
    BBB+   5,000   Dept. of Bus. & Ind. Republic Svc., Inc. Proj., 5.625%, 12/01/26       No Opt. Call   5,372,750  
    NR   1,100   Las Vegas Spec. Imp. Dist. 809, Summerlin Area Proj., 5.35%, 6/01/17       06/05 @ 103   1,109,196  

                        6,481,946  

            New Hampshire—3.9%            
    AAA   7,000   Bus. Fin. Auth., PCR, Pub. Svc. Co. Proj., Ser. C, 5.45%, 5/01/21, MBIA       05/12 @ 101   7,669,270  
    A+   2,025   Hlth. & Ed. Facs. Auth. Exeter Hosp. Proj., 6.00%, 10/01/24       10/11 @ 101   2,203,970  

                        9,873,240  

            New Jersey—11.8%            
            Econ. Dev. Auth.,            
    BBB   8,500       Cigarette Tax, 5.50%, 6/15/24       06/12 @ 100   8,915,225  
    B   4,065       Continental Airlines, Inc. Proj., 7.00%, 11/15/30       11/10 @ 101   3,488,908  
    B   6,750       Continental Airlines, Inc. Proj., 7.20%, 11/15/30       11/10 @ 101   5,934,533  
    Baa3   8,410       Kapkowski Rd. Landfill Proj., 5.50%, 4/01/16       No Opt. Call   8,959,425  
    NR   2,500   Middlesex Cnty. Impvt. Auth., Heldrich Ctr. Hotel Proj., Ser. B, 6.125%, 1/01/25       01/15 @ 100   2,497,825  

                        29,795,916  

            New Mexico—0.9%            
    NR   2,175   Sandoval Cnty. Proj. Dev., Santa Ana Pueblo Proj., 7.75%, 7/01/15       No Opt. Call   2,244,448  

            North Carolina—1.7%            
    A-   4,000   Wake Cnty. Ind. Facs., PCR, Carolina Pwr. & Lt. Co. Proj., 5.375%, 2/01/17       02/12 @ 101   4,266,160  

            Ohio—0.2%            
    NR   500   Pinnacle Cmnty. Infrastructure Fin. Auth. Facs. Rev., Ser. A, 6.00%, 12/01/22       12/14 @ 101   522,320  

            Oklahoma—1.1%            
    B-   2,700   Tulsa Mun. Arpt. Trust, Ser. A, 7.75%, 6/01/35       No Opt. Call   2,710,368  

            Pennsylvania—7.4%            
    NR   2,000   Montgomery Cnty. Indl. Dev. Auth., Whitemarsh Continuing Care Proj., 6.00%, 2/01/21       02/15 @ 100   2,101,280  
            Philadelphia Auth. for Ind. Dev., Ser. B, FSA,            
    AAA   5,000       5.50%, 10/01/18       10/11 @ 101   5,440,900  
    AAA   5,000       5.50%, 10/01/19       10/11 @ 101   5,429,750  
            West Cornwall Twnshp., Mun. Auth. Coll., Elizabethtown Coll. Proj.,            
    BBB+   2,500       5.90%, 12/15/18       12/11 @ 100   2,716,725  
    BBB+   2,650       6.00%, 12/15/22       12/11 @ 100   2,898,543  

                        18,587,198  

            South Carolina—3.5%            
    BBB+   5,000   Jobs Econ. Dev. Auth. Hosp. Fac. Rev., Palmetto Hlth. Alliance Proj., Ser. A,            
                6.125%, 8/01/23       08/13 @ 100   5,430,800  
    NR   3,211   Lancaster Cnty., Assmt. Rev., Edgewater Imp. Dist. Proj., Ser. B, 6.125%, 11/01/14       No Opt. Call   3,266,550  

                        8,697,350  

2


BlackRock Municipal 2018 Term Trust (BPK) (continued)

      Principal                
        Amount           Option Call    
    Rating1   (000)   Description       Provisions2   Value  

          Tennesee—2.4%            
    AAA   $12,000   Knox Cnty. Hlth. Edl. & Hsg. Facs. Brd. Hosp. Facs. Rev., Ser. A, Zero Coupon,            
                1/01/19, FSA       01/13 @ 71.667   $ 6,027,840  

            Texas—20.1%            
            Affordable Hsg. Corp., Multi-Fam. Hsg. Rev. Arborstone/Baybrook Oaks Proj., Ser. A,            
    B2   12,695 7          5.55%, 11/01/18       11/11 @ 102   10,243,088  
    B2   9,800 7     5.75%, 11/01/22       11/11 @ 102   7,776,104  
    BBB   2,000   Alliance Arpt. Auth., Inc. Spec. Facs., Fed. Express Corp. Proj., 6.375%, 4/01/21       04/06 @ 102   2,069,420  
            Birdville Indpt. Sch. Dist., GO,            
    AAA   1,615       Zero Coupon, 2/15/18       No Opt. Call   930,563  
    AAA   1,815       Zero Coupon, 2/15/19       No Opt. Call   993,676  
    AAA   2,625       Zero Coupon, 2/15/20       No Opt. Call   1,364,186  
    AAA   2,500       Zero Coupon, 2/15/21       No Opt. Call   1,232,050  
    BBB   10,010   Brazos River Auth., PCR, TXU Elec. Co. Proj., Ser. C, 5.75%, 5/01/36       No Opt. Call   10,654,444  
    NR   4,305   Dallas Cnty. Flood Ctrl., 6.75%, 4/01/16       04/13 @ 100   4,431,739  
            Dallas Ft. Worth Intl. Arpt. Fac. Impvt., Ser. A, FGIC,            
    AAA   5,000       5.875%, 11/01/17, FGIC       11/11 @ 100   5,492,350  
    AAA   5,000       5.875%, 11/01/18, FGIC       11/11 @ 100   5,478,250  

                        50,665,870  

            Trust Territories—1.6%            
    A-   4,000 3 San Manuel Entertainment Auth., 2004 Gaming Proj., Ser.C, 4.50%, 12/01/16       12/13 @ 102   3,982,840  

            Washington—4.7%            
            Energy Northwest Wind Proj.,            
    A-   5,000 6     Ser. A, 6.00%, 1/01/07       N/A   5,329,850  
    A-   6,175 6     Ser. B, 5.875%, 1/01/07       N/A   6,573,040  

                        11,902,890  

            Wisconsin—6.4%            
            Hlth. & Edl. Facs.,            
    AA-   5,000       Auth. Froedert & Cmnty. Hlth. Oblig. Proj., 5.375%, 10/01/21       10/11 @ 101   5,226,300  
    A   10,000       Auth. Wheaton Franciscan Svcs. Proj., 6.25%, 8/15/22       02/12 @ 101   11,010,100  

                        16,236,400  

            Total Long-Term Investments (cost $354,276,116)           370,540,043  

       
            SHORT-TERM INVESTMENTS—5.0%            
            Alaska—1.6%            
    A-1+   4,000 8 Vsldez Alaska Marine Term., Exxon Pipeline Co. Proj., Ser. A, 2.70%, 10/03/05, FRWD       N/A   4,000,000  

            Kentucky—0.2%            
    F1+   500 8 Breckinridge Cnty. Lease Rev., 2.61%, 10/05/05, FRWD       N/A   500,000  

            Massachusetts—1.3%            
    A-1+   3,300 8 Hlth. & Edl. Fac. Auth. Rev., Harvard Univ. Proj., Ser. GG-1, 2.61%, 10/06/05, FRWD       N/A   3,300,000  

            Ohio—0.3%            
    VMIG1   700 8 Hamilton Cnty. Hosp. Facs., 2.75%, 10/06/05, FRWD       N/A   700,000  

            Pennsylvania—0.4%            
    A-1   1,000 8 Higher Edl. Fac. Auth., 2.75%, 10/06/05, FRWD       N/A   1,000,000  

3


BlackRock Municipal 2018 Term Trust (BPK) (continued)

                       
        Shares                
        (000)   Description           Value

          Money Market Fund—1.2%            
        3,150       AIM Tax Free Investment Co. Cash Reserve Portfolio           $ 3,150,000  

            Total Short-Term Investments (cost $12,650,000)           12,650,000  

            Total Investments—152.3% (cost $366,926,1169)           $ 383,190,043  
            Other assets in excess of liabilities—2.4%           5,946,736  
            Preferred shares at redemption value, including dividends payable—(54.7)%           (137,615,923)  

            Net Assets Applicable to Common Shareholders—100%           $ 251,520,856  

 


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   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 September 30, 2005, the Trust held 11.8% of its net assets, with a current market value of $29,779,038, in securities restricted as to resale.  
4   Security is deemed to be of investment grade quality by the investment advisor.  
5   Security, or a portion thereof, pledged as collateral with a value of $1,610,277 on 489 short U.S. Treasury Note futures contracts expiring December 2005 and 176 short U.S. Treasury Bond futures contracts expiring December 2005. The value of such contracts on September 30, 2005 was $73,887,297, with an unrealized gain of $1,097646.  
6   This bond is prerefunded. 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.  
7   Illiquid securities representing 7.16% of net assets.  
8   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 rate as of September 30, 2005.  
9   Cost for Federal tax purposes is $366,852,480. The net unrealized appreciation on a tax basis is $16,337,563, consisting of $20,851,406 gross unrealized appreciation and $4,513,843 unrealized depreciation. 


KEY TO ABBREVIATIONS
                       
ACA     American Capital Access   FSA     Financial Security Assurance  
AMBAC     American Municipal Bond Assurance Corp.   GO     General Obligation  
FGIC     Financial Guaranty Insurance Co.   MBIA     Municipal Bond Insurance Assoc.  
FRWD     Floating Rate Weekly Demand   PCR     Pollution Control Revenue  

4


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 it principle executive and principle 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 Municipal 2018 Term Trust     

By:      /s/ Henry Gabbay                                                                                                     
Name: Henry Gabbay
Title: Treasurer
Date: November 18, 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: November 18, 2005

By:      /s/ Henry Gabbay                                                                                                     

Name: Henry Gabbay
Title: Principal Financial Officer
Date: November 18, 2005