Document and Entity Information - shares	3 Months Ended
	Mar. 31, 2019	May 02, 2019
Document and Entity Information [Abstract]
Entity Registrant Name	PACIFIC CITY FINANCIAL CORPORATION
Document Type	10-Q
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		16,017,040
Amendment Flag	false
Entity Central Index Key	0001423869
Entity Filer Category	Accelerated Filer
Document Period End Date	Mar. 31, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1
Entity Emerging Growth Company	true
Entity Small Business	true
Transition Period	true