As filed with the Securities and Exchange Commission on March 21, 2013

Investment Company Act File No. 811-7840; Securities Act File No. 33-65632

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 x

POST-EFFECTIVE AMENDMENT No. 64 x

and/or

REGISTRATION STATEMENT UNDER INVESTMENT COMPANY ACT OF 1940 x

Amendment No. 67 x

SCHRODER SERIES TRUST

875 Third Avenue, 22nd Floor, New York, New York 10022
(212) 641-3800

Carin F. Muhlbaum, Esq.
Schroder Investment Management North America Inc.
875 Third Avenue, 22nd Floor,
New York, New York 10022

Copies to:

Timothy W. Diggins, Esq.
Ropes & Gray LLP
Prudential Tower

800 Boylston Street

Boston, MA 02199-3600

It is proposed that this filing will become effective (check appropriate box):

x Immediately upon filing pursuant to paragraph (b)

o 60 days after filing pursuant to paragraph (a)(1)

o 75 days after filing pursuant to paragraph (a)(2)

o On (date) pursuant to paragraph (b)

o On (date) pursuant to paragraph (a)(1)

o On (date) pursuant to paragraph (a)(2) of Rule 485.

If appropriate, check the following box:

o This post-effective amendment designates a new effective date for a previously filed post-effective amendment.

This post-effective amendment is being filed pursuant to the annual update of the registration statement of all existing series of the Trust. The Registrant has registered an indefinite amount of its shares of beneficial interest under the Securities Act of 1933, pursuant to Rule 24f-2 under the Investment Company Act of 1940. In reliance upon Rule 24f-2, no filing fee is being paid at this time.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, the Registrant certifies that it meets all the requirements for effectiveness of this registration statement under Rule 485(b) under the Securities Act of 1933 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereto duly authorized, in the City of New York and the State of New York, on this 21st day of March, 2013.

SCHRODER SERIES TRUST

By:	/s/ Mark A. Hemenetz
	Name:	Mark A. Hemenetz
	Title:	President and Principal Executive Officer

Pursuant to the requirements of the Securities Act of 1933, as amended, this amendment to the Registration Statement has been signed below by the following persons in the capacities indicated on March 21, 2013.

Principal Executive Officer

By:	/s/ Mark A. Hemenetz
	Name:	Mark A. Hemenetz
	Title:	President and Principal Executive Officer

Principal Financial and Accounting Officer


By:	/s/ Alan M. Mandel
	Name:	Alan M. Mandel
	Title:	Treasurer & Principal Financial and Accounting Officer

*Jay S. Calhoun, Trustee

*Margaret M. Cannella, Trustee

*Mark D. Gersten, Trustee

*Catherine A. Mazza, Trustee

By:	/s/ Alan M. Mandel
	Alan M. Mandel, Attorney-in-Fact*

* Pursuant to powers of attorney previously filed as exhibits to this Registration Statement.

Exhibit Index

Exhibit Number		Description

EX-101.INS		XBRL Instance Document

EX-101.SCH		XBRL Taxonomy Extension Schema Document

EX-101.CAL		XBRL Taxonomy Extension Calculation Linkbase

EX-101.DEF		XBRL Taxonomy Extension Definition Linkbase

EX-101.LAB		XBRL Taxonomy Extension Labels Linkbase

EX-101.PRE		XBRL Taxomony Extension Presentation Linkbase