Subsequent Event	12 Months Ended
Dec. 31, 2019
Subsequent Events [Abstract]
Subsequent Event	NOTE 20 — Subsequent Event On January 31, 2020, the Board of Directors of the Company adopted a stock repurchase program. Under the repurchase program, the Company may repurchase up to 109,725 shares of its common stock, or approximately 5% of the current outstanding shares (excluding shares held by 1895 Bancorp of Wisconsin, MHC). Repurchases will be made no sooner than the termination of the Company’s regular quarterly trading blackout after the Company publicly releases its results of operations for the period ended December 31, 2019, and consistent with the Company’s trading policies. The Company is not obligated to repurchase any particular number of shares or any shares in any specific time period. Shares may be repurchased in open market or private transactions, through block trades, or pursuant to any trading plan that may be adopted in accordance with Rule 10b5-1 of the Securities and Exchange Commission. The repurchase program has no expiration date. On March 27, 2020, shareholders voted to approve and the Board of Directors has adopted, the 1895 Bancorp of Wisconsin, Inc. 2020 Equity Incentive Plan to provide officers, employees and directors of 1895 Bancorp of Wisconsin, Inc. and PyraMax Bank, FSB with additional incentives to promote the growth and performance of 1895 Bancorp of Wisconsin, Inc. and PyraMax Bank, FSB. The current Coronavirus pandemic has had an economic impact on the United States and the international community. While the Company has not experienced a material adverse impact as of the date of these financial statements, the future impact, if any, cannot be determined. Management has reviewed the Company’s operations for potential disclosure or financial statement impacts related to events occurring after December 31, 2019, but prior to the release of these consolidated financial statements. Based on the results of this review, no other subsequent event disclosures or financial statement impacts to these consolidated financial statements are required.

Subsequent Event

12 Months Ended

Dec. 31, 2019

NOTE 20 — Subsequent Event

On January 31, 2020, the Board of Directors of the Company adopted a stock repurchase program. Under the repurchase program, the Company may repurchase up to 109,725 shares of its common stock, or approximately 5% of the current outstanding shares (excluding shares held by 1895 Bancorp of Wisconsin, MHC). Repurchases will be made no sooner than the termination of the Company’s regular quarterly trading blackout after the Company publicly releases its results of operations for the period ended December 31, 2019, and consistent with the Company’s trading policies. The Company is not obligated to repurchase any particular number of shares or any shares in any specific time period. Shares may be repurchased in open market or private transactions, through block trades, or pursuant to any trading plan that may be adopted in accordance with Rule 10b5-1 of the Securities and Exchange Commission. The repurchase program has no expiration date.

On March 27, 2020, shareholders voted to approve and the Board of Directors has adopted, the 1895 Bancorp of Wisconsin, Inc. 2020 Equity Incentive Plan to provide officers, employees and directors of 1895 Bancorp of Wisconsin, Inc. and PyraMax Bank, FSB with additional incentives to promote the growth and performance of 1895 Bancorp of Wisconsin, Inc. and PyraMax Bank, FSB.

The current Coronavirus pandemic has had an economic impact on the United States and the international community. While the Company has not experienced a material adverse impact as of the date of these financial statements, the future impact, if any, cannot be determined.

Management has reviewed the Company’s operations for potential disclosure or financial statement impacts related to events occurring after December 31, 2019, but prior to the release of these consolidated financial statements. Based on the results of this review, no other subsequent event disclosures or financial statement impacts to these consolidated financial statements are required.