FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Nelsen Michael   2. Issuer Name and Ticker or Trading Symbol ACADIA REALTY TRUST [AKR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) C/O ACADIA REALTY TRUST, 1311 MAMARONECK AVENUE, SUITE 260 3. Date of Earliest Transaction (Month/Day/Year) 01/15/2007 (Street) WHITE PLAINS, NY 10605 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Shares of Beneficial Interest - $.001 Par Value 01/15/2007   A   7,613 (1) A $ 24.6285 29,564 D   Common Shares of Beneficial Interest - $.001 Par Value 01/15/2007   A   1,167 (2) A $ 24.6285 30,731 (3) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Limited Partnership Units

$ 24.6285

01/15/2007

A

2,538 (4)

01/06/2011

(4)

Limited Partnership Units

2,538

(4)

8,202 (5)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Nelsen Michael C/O ACADIA REALTY TRUST 1311 MAMARONECK AVENUE, SUITE 260 WHITE PLAINS, NY 10605			Chief Financial Officer

Signatures

/s/ Michael Nelsen		01/17/2007
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	On January 15, 2007 (Grant Date), Mr. Nelsen was awarded the right to receive these common shares of beneficial interest (Restricted Shares). These unvested Restricted Shares will vest and be issued subject to the following schedule: 50% time vesting in four equal parts commencing on January 6, 2008 and on each anniversary thereof; 50% time and benchmark vesting in four equal parts commencing on January 6, 2008 and on each anniversary thereof. The dividend will not be paid until the Restricted Shares have vested but there will be a catch-up payment upon vesting from the Grant Date to the applicable vesting date. No voting until vesting.
(2)	On January 15, 2007 (Grant Date), Mr. Nelsen was awarded these common shares of beneficial interest (Restricted Shares). These unvested Restricted Shares will vest on time vesting only subject to the following schedule: 30% on January 6, 2008 and 35% each on January 6, 2009 and January 6, 2010. These Restricted Shares carry dividend and voting rights prior to vesting.
(3)	This total includes (i) 2,931 vested Restricted Shares and (ii) 27,800 unvested Restricted Shares issued to Mr. Nelsen through January 15, 2007.
(4)	On January 15, 2007 (Grant Date), Mr. Nelsen was awarded these restricted limited partnership units in Acadia Realty Limited Partnership (LTIP Units) which vest in the same manner as Restricted Shares under footnote No. 1. Distributions will be payable currently and, after vesting and the revaluation (Book Up) of the book capital accounts of the holders of all of the common limited partnership units in Acadia Realty Limited Partnership (OP Units) will be exchangeable on a 1:1 basis for common OP Units which, in turn, are exchangeable on a 1:1 basis for common shares of beneficial interest.
(5)	This number represents (i) 5,664 Options to acquire common shares; and (ii) the newly acquired 2,538 LTIP Units.

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