The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION OMB APPROVAL
  Washington, D.C. 20549
FORM 13F
OMB Number:   3235-0006
Expires:          July 31, 2015
Estimated average burden
hours per response:       23.8


FORM 13F COVER PAGE


Report for the Calendar Year or Quarter Ended:
12-31-2016
 
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: BlackRock Inc. 
Address: 55 East 52nd Street 
  New York  NY  10055 

Form 13F File Number:   028-12019 


The institutional investment 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: /s/ Andrew Crain 
Title: Attorney-In-Fact pursuant to PoA date October 2015 
Phone: 212-810-5300 

Signature, Place, and Date of Signing:

/s/ Andrew Crain  New York,  NEW YORK 12-31-2016 
[Signature] [City, State] [Date]

Do you wish to provide information pursuant to Special Instruction 5?    X  Yes            No

Additional Information

BlackRock, Inc. is the parent holding company of certain institutional investment managers. For purposes of the reporting requirements under Section 13(f) of the Securities Exchange Act of 1934 (the Act), and the rules promulgated thereunder, Black Rock, Inc. itself does not exercise, and therefore disclaims, investment discretion with respect to any Section 13(f) securities positions over which its investment operating subsidiaries exercise such discretion. To the extent, however, that BlackRock Inc.'s ownership interest in such subsidiaries may nevertheless give rise to a Form 13F obligation on behalf of BlackRock, Inc., the information required by Form 13F is reported herein on behalf of all such subsidiaries other than the following: BlackRock Advisors, LLC, BlackRock Fund Advisors, BlackRock Investment Management, LLC, BlackRock Group Limited, BlackRock Institutional Trust Company, N.A. and BlackRock Japan Co., Ltd. The securities positions managed by the aforementioned subsidiaries of BlackRock, Inc. are reported on Form 13F's filed individually by each of these entities.

Report Type (Check only one.):

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

      13F NOTICE. (Check here if no holdings reported are in this report, and all holdings 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).)


Form 13F Summary Page

Report Summary:

Number of Other Included Managers: 16 
Form 13F Information table Entry Total: 10337 
Form 13F Information table Value Total: 70,658,438 
  (thousands)

List of Other Included Managers:

Provide a numbered list of the name(s) and Form 13F number(s) of all institutional investement managers with respect to which this report is filed, other than the manager filing this report.

   No. Form 13F File Number Name CIK
  BlackRock Financial Management, Inc.   
  BlackRock Investment Management (Taiwan) Limited   
  BlackRock Investment Management (Australia) Limited   
  BlackRock (Channel Islands) Limited   
  BlackRock Asset Management Australia Limited   
  BlackRock Asset Management Canada Limited   
  BlackRock (Isle of Man) Limited   
  BlackRock Fund Managers (Isle of Man) Limited   
10    BlackRock Investments Canada, Inc.   
11    BlackRock Asset Management International Inc   
12    BlackRock Hong Kong Ltd   
13    BlackRock (Singapore) Limited   
14    Blackrock Realty Advisors, Inc.   
15    BlackRock Asset Management North Asia Ltd   
16    BlackRock Brasil Gestora de Investimentos Ltd.   
17    FutureAdvisor, Inc.   
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