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

                                    Form 13F

                               FORM 13F COVER PAGE

Report for the Calendar Year or Quarter Ended: MARCH 31, 2005

Check here if Amendment |_|; Amendment Number:_______
This Amendment (Check only one.): |_| is a restatement.
                                  |_| adds new holdings entries.

Institutional Investment Manager Filing this Report:

Name:    ALLSTATE LIFE INSURANCE COMPANY
Address: 3075 SANDERS ROAD, SUITE G4A
         NORTHBROOK, IL. 60062-7127

Form 13F File Number: 28-01037

The institutional manager filing this report and the person by whom it is signed
hereby represent that the person signing the report is authorized to submit it,
that all information contained herein is true, correct and complete, and that it
is understood that all required items, statements, schedules, lists, and tables,
are considered integral parts of this form.

Person Signing this Report on Behalf of Reporting Manager:

Name:  JAMES ZILS
Title: VICE PRESIDENT INVESTMENT OPERATIONS
Phone: 847-402-3073

Signature, Place, and Date of Signing:


  /s/ JAMES ZILS                   NORTHBROOK, IL.             5/9/2005
  --------------------------    --------------------      ----------------
          [Signature]               [City, State]               [Date]

Report Type (Check only one.):

|X|   13F HOLDINGS REPORT. (Check here if all holdings of thius reporting
      manager are reported in this report.)

|_|   13F NOTICE. (Check here if no holdings reported are in this report, and
      all hgoldings are reported by other reporting manager(s).).)

|_|   13F COMBINATION REPORT. (Check here if a portion of the holdings for this
      reporting manager are reported in this report and a portion are reported
      by other reporting manager(s).)

List of Other Managers Reporting for this Manager:

FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: ONE Form 13F Information Table Entry Total: 97 Form 13F Information Table Value Total: 339,761 (THOUSAND) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] No. Form 13F File Number Name 1 028-10298 ALLSTATE INVESTMENTS LLC

FORM 13F REPORT NAME OF REPORTING MANAGER: ALLSTATE LIFE INSURANCE COMPANY TITLE OF VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE - ----------------------- -------- --------- -------- ------- --- ---- ------- -------- ------ ------- ----- COSTCO WHOLESALE CORP COMMON 22160QAC6 884 20,000 SH DEFINED 1 X DANAHER CORP. COMMON 235851102 1,602 30,000 SH DEFINED 1 X GENERAL MOTORS CORP REDEEMABLE P/S 370442717 5,980 287,500 SH DEFINED 1 X GENERAL MOTORS SERIES B REDEEMABLE P/S 370442733 1,401 75,000 SH DEFINED 1 X JOHNSON & JOHNSON COMMON 478160104 2,519 37,500 SH DEFINED 1 X 3M COMPANY DEBT 88579Y101 5,453 6,050,000 PRN DEFINED 1 X AFFILIATED MANAGERS DEBT 008252AC2 1,101 1,000,000 PRN DEFINED 1 X AFFILIATED MANAGERS GRP DEBT 008252AC2 702 500,000 PRN DEFINED 1 X AGILENT TECHNOLOGIES INC DEBT 00846U101 2,456 2,500,000 PRN DEFINED 1 X ALLERGAN INC DEBT 018490AE2 3,180 3,650,000 PRN DEFINED 1 X ALLERGAN INC DEBT 018490AE2 523 600,000 PRN DEFINED 1 X ALZA CORP. DEBT 478160104 3,782 4,100,000 PRN DEFINED 1 X AMDOCS LIMITED DEBT 02342TAD1 2,107 2,250,000 PRN DEFINED 1 X AMDOCS LIMITED DEBT 02342TAD1 2,107 2,250,000 PRN DEFINED 1 X AMERICAN EXPRESS DEBT 025816AS8 6,391 6,250,000 PRN DEFINED 1 X AMERICAN INTERNATIONAL GROUP DEBT 026874AN7 3,220 3,500,000 PRN DEFINED 1 X AMERICAN INTL GROUP DEBT 026874AN7 6,848 10,375,000 PRN DEFINED 1 X ARROW ELECTRONIC DEBT 042735100 3,719 7,000,000 PRN DEFINED 1 X BJ SERVICES CO DEBT 055482103 3,075 3,750,000 PRN DEFINED 1 X BUNGE LTD FINANCE CORP DEBT 120568AE0 588 350,000 PRN DEFINED 1 X CARNIVAL CORP DEBT 143658AN2 3,128 2,300,000 PRN DEFINED 1 X CARNIVAL CORP DEBT 143658AN2 1,078 1,250,000 PRN DEFINED 1 X CARNIVAL CORP DEBT 143658AN2 2,717 3,500,000 PRN DEFINED 1 X CBRL GROUP INC DEBT 12489VAB2 3,201 6,500,000 PRN DEFINED 1 X CENTURYTEL INC DEBT 156700106 1,381 1,300,000 PRN DEFINED 1 X CENTURYTEL INC DEBT 156700106 2,125 2,000,000 PRN DEFINED 1 X COOPER CAMERON CORP DEBT 216640102 1,859 1,750,000 PRN DEFINED 1 X COOPER CAMERON CORP DEBT 216640102 1,063 1,000,000 PRN DEFINED 1 X COSTCO DEBT 22160QAC6 5,006 5,000,000 PRN DEFINED 1 X CSX CORP DEBT 126408103 6,563 7,500,000 PRN DEFINED 1 X DEVON ENERGY CORP DEBT 25179M103 5,451 4,750,000 PRN DEFINED 1 X DEVON ENERGY CORP. DEBT 25179M103 2,639 2,300,000 PRN DEFINED 1 X DOMINION RESOURCES INC DEBT 25746UAT6 7,147 6,750,000 PRN DEFINED 1 X DST SYSTEMS INC DEBT 233326107 1,171 1,000,000 PRN DEFINED 1 X DUKE ENERGY CORP DEBT 264399106 3,593 3,000,000 PRN DEFINED 1 X EASTMAN KODAK CO DEBT 277461BE8 6,075 5,000,000 PRN DEFINED 1 X FLUOR CORP DEBT 343412102 2,260 2,000,000 PRN DEFINED 1 X FRANKLIN RESOURCES INC DEBT 354613AC5 3,740 5,500,000 PRN DEFINED 1 X GATX CORP DEBT 361448AC7 1,171 1,000,000 PRN DEFINED 1 X GATX CORP DEBT 361448AC7 586 500,000 PRN DEFINED 1 X GENERAL MILLS INC DEBT 370334AU8 9,568 13,500,000 PRN DEFINED 1 X GENERAL MILLS INC DEBT 370334AU8 1,063 1,500,000 PRN DEFINED 1 X GOLDMAN SACHS GROUP INC DEBT 38141G104 2,521 2,600,000 PRN DEFINED 1 X GREATER BAY BANCORP DEBT 391648102 1,778 2,000,000 PRN DEFINED 1 X HALLIBURTON COMPANY DEBT 406216101 8,385 6,500,000 PRN DEFINED 1 X HARRIS CORP DEBT 413875AH8 415 275,000 PRN DEFINED 1 X HARRIS CORP DEBT 413875AH8 1,244 825,000 PRN DEFINED 1 X HASBRO INC DEBT 418056AN7 1,080 1,000,000 PRN DEFINED 1 X HCC INSURANCE HOLDINGS DEBT 404132AB8 3,652 3,250,000 PRN DEFINED 1 X HEALTH MANAGEMENT ASSOC DEBT 421933102 2,185 2,000,000 PRN DEFINED 1 X HEALTH MANAGEMENT ASSOC DEBT 421933102 3,278 3,000,000 PRN DEFINED 1 X HEWLETT PACKARD CO CONV DEBT 428236AC7 3,156 5,500,000 PRN DEFINED 1 X INCO LTD DEBT 453258AT2 3,979 3,000,000 PRN DEFINED 1 X INTL GAME TECHNOLOGY DEBT 459902102 4,425 6,900,000 PRN DEFINED 1 X INTL PAPER CO DEBT 460146103 6,832 12,450,000 PRN DEFINED 1 X IVAX CORP DEBT 465823102 8,511 8,500,000 PRN DEFINED 1 X IVAX CORP DEBT 465823102 1,277 1,250,000 PRN DEFINED 1 X LEAR CORP DEBT 521865AG0 1,141 2,500,000 PRN DEFINED 1 X LEGG MASON INC DEBT 524901AG0 904 1,000,000 PRN DEFINED 1 X LEHMAN BROTHERS HOLDINGS DEBT 524908100 1,910 2,000,000 PRN DEFINED 1 X LEHMAN BROTHERS HOLDINGS DEBT 524908100 2,978 3,000,000 PRN DEFINED 1 X LIBERTY MEDIA DEBT 530715AR2 2,659 3,115,000 PRN DEFINED 1 X LIBERTY MEDIA CORP DEBT 530715AR2 1,916 1,750,000 PRN DEFINED 1 X LOCKHEED MARTIN CORP DEBT 539830109 5,278 5,000,000 PRN DEFINED 1 X LOWES COMPANIES DEBT 548661CG0 3,286 3,500,000 PRN DEFINED 1 X LOWE'S COMPANIES INC DEBT 548661CG0 6,902 6,750,000 PRN DEFINED 1 X MASCO CORP DEBT 574599BB1 5,578 11,500,000 PRN DEFINED 1 X MEDIMMUNE INC DEBT 584699102 3,820 4,000,000 PRN DEFINED 1 X MEDTRONIC INC DEBT 585055AD8 11,272 11,300,000 PRN DEFINED 1 X MERRILL LYNCH & CO DEBT 590188W46 10,339 10,300,000 PRN DEFINED 1 X MORGAN STANLEY DEBT 617446448 2,253 2,500,000 PRN DEFINED 1 X NABORS INDUSTRIES INC DEBT 629568AL0 2,023 2,000,000 PRN DEFINED 1 X NEWS AMERICA INC DEBT 652482AZ3 7,779 13,500,000 PRN DEFINED 1 X ODYSSEY RE HOLDINGS DEBT 67612WAB4 2,413 2,000,000 PRN DEFINED 1 X OMNICOM GROUP DEBT 681919AR7 1,004 1,000,000 PRN DEFINED 1 X OMNICOM GROUP DEBT 681919AR7 6,524 6,500,000 PRN DEFINED 1 X PLACER DOME INC DEBT 725906AK7 2,408 2,250,000 PRN DEFINED 1 X PMI GROUP INC DEBT 69344M101 4,567 4,450,000 PRN DEFINED 1 X PPL ENERGY SUPPLY LLC DEBT 69351T106 2,240 2,000,000 PRN DEFINED 1 X PPL ENERGY SUPPLY LLC DEBT 69351T106 2,800 2,500,000 PRN DEFINED 1 X RADIAN GROUP INC DEBT 750236101 3,955 4,000,000 PRN DEFINED 1 X REEBOK INTL LTD DEBT 758110AH3 3,732 3,500,000 PRN DEFINED 1 X SLM CORP DEBT 78442PAC0 1,535 1,500,000 PRN DEFINED 1 X TEVA PHARMACEUT FIN BV DEBT 88164MAB4 5,421 3,700,000 PRN DEFINED 1 X TEVA PHARMACEUT FIN BV DEBT 88164MAB4 2,005 2,000,000 PRN DEFINED 1 X TEVA PHARMACEUT FIN NV DEBT 88164MAB4 879 600,000 PRN DEFINED 1 X TJX COMPANIES DEBT 872540109 1,683 2,000,000 PRN DEFINED 1 X TRANSOCEAN SEDCO FOREX DEBT G90078109 4,030 4,050,000 PRN DEFINED 1 X TYCO INTL GROUP SA DEBT 902124106 9,611 6,450,000 PRN DEFINED 1 X UNIV HEALTH SVCS DEBT 913903AL4 3,383 5,500,000 PRN DEFINED 1 X WALT DISNEY COMPANY DEBT 254687106 10,988 10,000,000 PRN DEFINED 1 X WATSON PHARMACEUTICALS DEBT 942683AC7 1,188 1,250,000 PRN DEFINED 1 X WEATHERFORD INT'L DEBT 947074AB6 4,322 6,700,000 PRN DEFINED 1 X WORLD COLOR PRESS, INC., CONVERTIBLE DEBT 981443AA2 1,024 1,000,000 PRN DEFINED 1 X WYETH DEBT 983024100 9,227 9,000,000 PRN DEFINED 1 X WYETH DEBT 983024100 769 750,000 PRN DEFINED 1 X XCEL ENERGY INC DEBT 98389B100 1,088 750,000 PRN DEFINED 1 X - ----------------------------------------------------------------------------- "STOCK" 5 12,385 450,000 - ----------------------------------------------------------------------------- DEBT 92 327,375 359,240,000 - ----------------------------------------------------------------------------- REPORT TOTALS 97 339,761 359,690,000 - -----------------------------------------------------------------------------