Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Interest Income
Interest and fees on loans and loans held for sale	$ 13,238	$ 13,778
Interest on investment securities available for sale	1,164	980
Interest on investment securities held to maturity	15	13
Interest on deposits in other banks	48	47
Total Interest Income	14,465	14,818
Interest Expense
Interest expense on deposits	445	471
Interest expense on securities sold under agreements to repurchase	8	7
Interest expense on borrowings	38	44
Interest expense on junior subordinated debentures	141	122
Total Interest Expense	632	644
Net Interest Income	13,833	14,174
Provision for loan losses	400	703
Net Interest Income After Provision for Loan Losses	13,433	13,471
Other Operating Income
Mortgage banking income	5,450	5,696
Employee benefit plan income	936	964
Bankcard fees	572	633
Purchased receivable income	689	534
Service charges on deposit accounts	439	499
Gain (loss) on sale of securities, net	14	(23)
Other income	796	802
Total Other Operating Income	8,896	9,105
Other Operating Expense
Salaries and other personnel expense	10,842	11,251
Occupancy expense	1,621	1,608
Data processing expense	1,238	1,150
Professional and outside services	622	641
Marketing expense	510	738
Insurance expense	253	315
OREO (income) expense, net rental income and gains on sale	177	(26)
Compensation expense - RML acquisition payments	174	130
Intangible asset amortization expense	26	35
Other operating expense	1,143	1,529
Total Other Operating Expense	16,606	17,371
Income Before Provision for Income Taxes	5,723	5,205
Provision for income taxes	1,801	1,699
Net Income	3,922	3,506
Less: Net income attributable to the noncontrolling interest	97	130
Net Income Attributable to Northrim BanCorp, Inc.	$ 3,825	$ 3,376
Earnings Per Share, Basic (in USD per share)	$ 0.55	$ 0.49
Earnings Per Share, Diluted (in USD per share)	$ 0.55	$ 0.48
Weighted Average Shares Outstanding, Basic (in shares)	6,909,780	6,877,140
Weighted Average Shares Outstanding, Diluted (in shares)	6,993,726	6,964,707