The cost of filing for bankruptcy in New Jersey is $299 for Chapter 7 bankruptcy and $274 for Chapter 13. These costs do not take into consideration any legal fees if a lawyer is consulted during the filing process. Source: http://www.thelaboroflove.com/articles/how-much-does-a-divorce-cost/

Oh come on now, if your going to do this, why not do it right? We all know there is MORE than one type of Bankruptcy, so why didn't you clarify it in your question? Filing Chapter 7 A bankruptcy starts with the filing of the official petition, schedules and a "statement of financial affairs" with the bankruptcy court. In order to complete the Bankruptcy Forms, you must provide a list of all of your creditors and the amount and type of their claim; the source, amount, and the frequency of your income; a list of all of your property; and a detailed list of your monthly living expenses. The filing fee for chapter 7 is $299 ($245 case filing fee, a $39 miscellaneous administrative fee, and a $15 trustee surcharge). http://research.lawyers.com/New-Jersey/Bankruptcy-in-New-Jersey.html

The new bankruptcy laws have increased the cost to file bankruptcy due to the additional work attorneys, and those filing bankruptcy have to do in order to complete the bankruptcy petition, and have it accepted by the courts. Below you will find a breakdown of all the costs associated with filing bankruptcy. Pre-Bankruptcy Credit Counseling. Every filer must complete a credit counseling course within 180 days before filing bankruptcy. The course fee varies depending on the location, but the average cost is about $40. Bankruptcy Petition Preparation - The Federal Bankruptcy Code allows bankruptcy filers to choose to prepare their bankruptcy petition themselves, hire an attorney, or hire a non-attorney bankruptcy petition preparer (NABPP). For a Chapter 7 bankruptcy, the average cost for an attorney is $1500, and for Chapter 13 bankruptcy the average cost is now around $3500 due to the extensive paperwork and background checks that are needed to complete the bankruptcy petition. In some circumstances your attorney costs can be included in the bankruptcy filing, so it’s important to get all your options. Total Cost To File Bankruptcy - If you complete everything yourself you can file bankruptcy for as low as $369, and if you use a bankruptcy attorney, filing bankruptcy can cost you upwards of $3869 or more.