CONSOLIDATED STATEMENT OF INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
INTEREST AND DIVIDEND INCOME:
Loans, including fees	$ 15,426	$ 13,982	$ 45,595	$ 39,172
Investment securities:
Taxable	998	713	2,899	1,898
Tax-exempt	167	207	520	678
Dividend and other interest income	493	296	1,345	762
TOTAL INTEREST AND DIVIDEND INCOME	17,084	15,198	50,359	42,510
INTEREST EXPENSE:
Deposits	3,165	1,659	8,336	4,371
Short-term borrowings	7	528	790	1,004
Long-term borrowings	1,009	756	2,739	2,024
TOTAL INTEREST EXPENSE	4,181	2,943	11,865	7,399
NET INTEREST INCOME	12,903	12,255	38,494	35,111
PROVISION FOR LOAN LOSSES	360	480	1,035	975
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	12,543	11,775	37,459	34,136
NON-INTEREST INCOME:
Net debt securities gains (losses), available for sale	189	(22)	200	(17)
Net equity securities (losses) gains	(21)	(16)	44	(44)
Net securities gains (losses), trading	2	14	15	12
Bank-owned life insurance	143	165	434	496
Gain on sale of loans	583	398	1,246	1,053
Other	525	621	1,420	1,400
TOTAL NON-INTEREST INCOME	2,822	2,589	7,545	7,032
NON-INTEREST EXPENSE:
Salaries and employee benefits	5,488	5,420	16,512	15,387
Occupancy	638	640	2,085	2,080
Furniture and equipment	885	780	2,421	2,328
Software amortization	234	208	629	504
Pennsylvania shares tax	285	278	863	833
Professional fees	585	459	1,834	1,674
Federal Deposit Insurance Corporation deposit insurance	0	237	504	639
Marketing	98	245	233	764
Intangible amortization	62	71	202	229
Other	1,266	1,343	4,131	4,037
TOTAL NON-INTEREST EXPENSE	9,541	9,681	29,414	28,475
INCOME BEFORE INCOME TAX PROVISION	5,824	4,683	15,590	12,693
INCOME TAX PROVISION	1,170	857	2,741	2,179
CONSOLIDATED NET INCOME	4,654	3,826	12,849	10,514
Less: Net loss attributable to noncontrolling interest	4	0	10	(1)
NET INCOME ATTRIBUTABLE TO PENNS WOODS BANCORP, INC.	$ 4,650	$ 3,826	$ 12,839	$ 10,515
Earnings per share - basic (in dollars per share)	$ 0.66	$ 0.54	$ 1.82	$ 1.49
Earnings per share - diluted (in dollars per share)	$ 0.66	$ 0.54	$ 1.82	$ 1.49
Weighted average shares outstanding - basic (in shares)	7,037,055	7,035,840	7,036,181	7,034,940
Weighted average shares outstanding - diluted (in shares)	7,037,055	7,035,840	7,036,181	7,034,940
Dividends declared per share (in dollars per share)	$ 0.31	$ 0.31	$ 0.94	$ 0.94
Deposit Account
NON-INTEREST INCOME:
Service charges, insurance commissions, brokerage commissions, and debit card fees	$ 622	$ 645	$ 1,776	$ 1,788
Insurance Commissions
NON-INTEREST INCOME:
Service charges, insurance commissions, brokerage commissions, and debit card fees	93	85	346	266
Brokerage Commissions
NON-INTEREST INCOME:
Service charges, insurance commissions, brokerage commissions, and debit card fees	353	340	1,032	1,013
Debit Card
NON-INTEREST INCOME:
Service charges, insurance commissions, brokerage commissions, and debit card fees	$ 333	$ 359	$ 1,032	$ 1,065