EXHIBIT 31.2



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| | I, Eric B. Heyer, Senior Vice President, Treasurer and Chief Financial Officer of American Bancorp of New Jersey, Inc., certify that:

1.           I have reviewed this annual report on Form 10-K of American Bancorp of New Jersey, Inc.;

2.           Based on my knowledge, this report does not contain any untrue statement of a material fact or
omit to state a material fact necessary to make the statements made, in light of the circumstances under which
such statements were made, not misleading with respect to the period covered by this report;

3.           Based on my knowledge, the financial statements, and other financial information included in this
report, fairly present in all material respects the financial condition, results of operations and cash flows of the
registrant as of, and for, the periods presented in this report;

4.           The registrant's other certifying officer and I are responsible for establishing and maintaining disclosure
controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e))) and internal control over
financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:
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| | 5.           The registrant's other certifying officer and I have disclosed, based on our most recent evaluation of
internal control over financial reporting, to the registrant's auditors and the audit committee of registrant's board
of directors (or persons performing the equivalent functions):                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
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| | Date: December 14, 2007 | /s/ Eric B. Heyer
Eric B. Heyer
Senior Vice President, Treasurer and
Chief Financial Officer
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