Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011
ASSETS
Cash and due from banks	$ 34,560	$ 30,644	$ 33,101
Interest bearing deposits in other banks	76,144	60,886	112,730
Investment securities available for sale	189,247	222,083	182,878
Investment securities held to maturity	3,601	3,819	5,142
Total portfolio investments	192,848	225,902	188,020
Investment in Federal Home Loan Bank stock	2,003	2,003	2,003
Loans held for sale	22,629	27,822
Loans	656,850	645,562	634,130
Allowance for loan losses	(16,490)	(16,503)	(15,574)
Net loans	662,989	656,881	618,556
Purchased receivables, net	23,650	30,209	14,743
Accrued interest receivable	2,801	2,898	2,745
Other real estate owned	6,448	5,183	5,083
Premises and equipment, net	27,797	27,993	28,774
Goodwill and intangible assets	8,292	8,421	8,556
Other assets	34,545	34,238	35,026
Total assets	1,072,077	1,085,258	1,049,337
Deposit:
Demand	298,953	324,039	296,508
Interest-bearing demand	139,220	141,572	130,736
Savings	83,100	79,610	74,142
Alaska CDs	102,481	102,384	101,945
Money market	164,942	154,987	152,004
Certificates of deposit less than $100,000	42,634	45,468	49,458
Certificates of deposit greater than $100,000	63,443	63,188	79,377
Total deposits	894,773	911,248	884,170
Securities sold under repurchase agreements	15,265	16,348	11,616
Borrowings	4,553	4,626	4,696
Junior subordinated debentures	18,558	18,558	18,558
Other liabilities	8,503	9,043	8,288
Total liabilities	941,652	959,823	927,328
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, 6,470,518, 6,466,763 and 6,433,438 shares issued and outstanding at June 30, 2012, December 31, 2011, and June 30, 2011	6,471	6,467	6,433
Additional paid-in capital	53,411	53,164	52,953
Retained earnings	69,482	65,469	61,412
Accumulated other comprehensive income	984	283	1,169
Total Northrim BanCorp shareholders' equity	130,348	125,383	121,967
Noncontrolling interest	77	52	42
Total shareholders' equity	130,425	125,435	122,009
Total liabilities and shareholders' equity	$ 1,072,077	$ 1,085,258	$ 1,049,337