Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Cash and due from banks	$ 28,648	$ 40,834
Interest bearing deposits in other banks	73,879	113,979
Investment securities available for sale	221,460	203,918
Investment securities held to maturity	2,747	2,749
Total portfolio investments	224,207	206,667
Investment in Federal Home Loan Bank stock	1,950	1,967
Loans held for sale	11,454	11,705
Loans	721,609	704,213
Allowance for loan losses	(16,641)	(16,408)
Net loans	716,422	699,510
Purchased receivables, net	18,683	19,022
Accrued interest receivable	2,970	2,618
Other real estate owned, net	4,516	4,543
Premises and equipment, net	27,912	27,908
Goodwill and intangible assets	8,111	8,170
Other assets	43,860	34,889
Total assets	1,151,158	1,160,107
LIABILITIES
Demand deposits	344,012	361,167
Interest-bearing demand deposits	144,683	146,262
Savings deposits	92,227	87,241
Alaska CDs deposits	102,584	101,165
Money market deposits	179,138	181,598
Certificates of deposit less than $100,000	38,078	39,343
Certificates of deposit greater than $100,000	54,191	53,353
Total deposits	954,913	970,129
Securities sold under repurchase agreements	13,411	19,038
Borrowings	6,675	4,479
Junior subordinated debentures	18,558	18,558
Other liabilities	19,497	11,550
Total liabilities	1,013,054	1,023,754
SHAREHOLDERS' EQUITY
Preferred stock, $1 par value, 2,500,000 shares authorized, none issued or outstanding
Common stock, $1 par value, 10,000,000 shares authorized, 6,513,096 and 6,511,649 shares issued and outstanding at March 31, 2013, December 31, 2012, respectively	6,513	6,512
Additional paid-in capital	53,753	53,638
Retained earnings	76,431	74,742
Accumulated other comprehensive income	1,328	1,368
Total Northrim BanCorp shareholders’ equity	138,025	136,260
Noncontrolling interest	79	93
Total shareholders' equity	138,104	136,353
Total liabilities and shareholders’ equity	$ 1,151,158	$ 1,160,107