**Exhibit 31.2**

 

**CERTIFICATION**

 

I,Darrel L. Posegate, certify that:

 
| 1.     | I have reviewed this Quarterly Report of HF  Financial Corp. on Form 10-Q for the quarterly period ended  March 31, 2010;                                                                                                                                                                                                                                |
|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |                                                                                                                                                                                                                                                                                                                                                               |
| 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: |
|   |                                                                                                                                                                                                                                                                                                                                                               |
|   | (a)                                                                                                                                                                                                                                                                                                                                                                | Designed such disclosure controls and  procedures, or caused such disclosure controls and 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  report is being prepared; |
|   |                                                                                                                                                                                                                                                                                                                                                               |   |
|   | (b)                                                                                                                                                                                                                                                                                                                                                                | Designed such internal  control over financial reporting, or caused such internal control over  financial reporting to be designed under our supervision, to provide  reasonable assurance regarding the reliability of financial reporting and the  preparation of financial statements for external purposes in accordance with  generally accepted accounting principles; |
|   |                                                                                                                                                                                                                                                                                                                                                               |   |
|   | (c)                                                                                                                                                                                                                                                                                                                                                                | 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; and |
|   |                                                                                                                                                                                                                                                                                                                                                               |   |
|   | (d)                                                                                                                                                                                                                                                                                                                                                                | 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 materially affect, the  registrant’s internal control over financial reporting; and |
|   |                                                                                                                                                                                                                                                                                                                                                               |
| 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 the 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  control over financial reporting which are reasonably likely to adversely  affect the registrant’s ability to record, process, summarize and report  financial information; and |
|   |                                                                                                                                                                                                                                                                                                                                                               |   |
|   | (b)                                                                                                                                                                                                                                                                                                                                                                | 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:  | May 14, 2010 |   |                                                             |
|--------|--------|-------------------|--------|------------------------------------------------------------------|
|   |   |              |   |                                                             |
|   |   |              |   | /s/ Darrel L. Posegate                                           |
|   |   |              |   | Darrel L. Posegate                                               |
|   |   |              |   | Executive Vice President, Chief Financial Officer and  Treasurer |

 

1

----