This research aims to analyzing factors influencing Local Original Revenue in the Regency/City of Former Residency Pekalongan in which the independent variables are the Government Expenditure, Gross Regional Domestic Product and the Total Population. Meanwhile, the dependent variable is Local original Revenue. This research uses the secondary data from the Central Bureau of Statistics during the observation period from 2005-2014 conducted at the Regency/City of Former Residency Pekalongan covering 7 regencies and cities such as Batang Regency, Pekalongan Regency, Pekalongan City, Pemalang Regency, Tegal Regency, Tegal City, and Brebes Regency. This research uses Fixed Effect model of panel regression analysis tool. The research result shows that the Government Expenditure variable has a positive and significant influence to Local Original Revenue in the Regency/City of Former Residency Pekalongan. The Gross Regional Domestic Product variable has a positive and significant influence to Local Original Revenue in the Regency/City of Former Residency Pekalongan. Meanwhile, the Total Population variable has no influence to Local Original Revenue in the Regency/City of Former Residency Pekalongan.