Exhibit 31
 Certification
  1.
    
    I have reviewed this quarterly report on Form 10-Q of City National Bancshares Corporation;2.
    
    Based on my knowledge, this quarterly 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 quarterly report;3.
    
    Based on my knowledge, the financial statements, and other financial information included in
this quarterly 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 quarterly report;4.
    
    The registrants other certifying officers 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)) for the registrant and we have:
 a)
    
    designed such disclosure controls and procedures, or caused such disclosure
controls or procedures to be designed under our supervision, to ensure that material
information relating to the registrant, including its consolidated subsidiaries, is made
known to us by others within those entities, particularly during the period in which
this quarterly report is being prepared;b)
    
    evaluated the effectiveness of the registrants disclosure controls and
procedures and presented in this report our conclusions about the effectiveness of the
disclosure controls and procedures, as of the end of the period covered by this report
based on such evaluation; andc)
    
    disclosed in this report any change in the registrants internal control over
financial reporting that occurred during the registrants most recent fiscal quarter
(the registrants fourth fiscal quarter in the case of an annual report) that has
materially affected, or is reasonably likely to affect, the registrants internal
control over financial reporting;.
 5.
    
    The registrants other certifying officers 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):
 a)
    
    all significant deficiencies and material weaknesses in the design or operation
of internal controls over financial reporting which are reasonably likely to adversely
affect the registrants ability to record, process, summarize and report financial data
and have identified for the registrants auditors any material weaknesses in internal
control; andb)
    
    any fraud, whether or not material, that involves management or other employees
who have a significant role in the registrants internal control over financial
reporting.
 Date:   June 30, 2010
    /s/ Louis E. Prezeau(Signature)Louis E. Prezeau
President and Chief Executive Officer 25




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Certification
  1.
    
    I have reviewed this quarterly report on Form 10-Q of City National Bancshares Corporation;2.
    
    Based on my knowledge, this quarterly 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 quarterly report;3.
    
    Based on my knowledge, the financial statements, and other financial information included in
this quarterly 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 quarterly report;4.
    
    The registrants other certifying officers and I are responsible for establishing and
maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15e and
15d-15(e)) for the registrant and we have:
 a)
    
    designed such disclosure controls and procedures, or caused such disclosure
controls or procedures to be designed under our supervision, to ensure that material
information relating to the registrant, including its consolidated subsidiaries, is made
known to us by others within those entities, particularly during the period in which
this quarterly report is being prepared;b)
    
    evaluated the effectiveness of the registrants disclosure controls and
procedures and presented in this report our conclusions about the effectiveness of the
disclosure controls and procedures, as of the end of the period covered by this report
based on such evaluation; andc)
    
    disclosed in this report any change in the registrants internal control over
financial reporting that occurred during the registrants most recent fiscal quarter
(the registrants fourth fiscal quarter in the case of an annual report) that has
materially affected, or is reasonably likely to affect, the registrants internal
control over financial reporting;.
 5.
    
    The registrants other certifying officers 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):
 a)
    
    all significant deficiencies and material weaknesses in the design or operation
of internal controls over financial reporting which are reasonably likely to adversely
affect the registrants ability to record, process, summarize and report financial data
and have identified for the registrants auditors any material weaknesses in internal
control; andb)
    
    any fraud, whether or not material, that involves management or other employees
who have a significant role in the registrants internal control over financial
reporting.
 Date:    June 30, 2010
    /s/ Edward R. Wright(Signature)Edward R. Wright
Senior Vice President and Chief Financial Officer 26