Exhibit 21.1

Subsidiaries of the Registrant as of December 31, 2017
1.	Dubuque Bank and Trust Company, an Iowa state bank with its main office located in Dubuque, Iowa
1a.	DB&T Insurance, Inc., a multi-line insurance company
1a1.	Heartland Financial USA, Inc. Insurance Services, an insurance company with a primary purpose of providing online insurance services
1b.	DB&T Community Development Corp., a community development company with a primary purpose of partnering in low-income housing and historic rehabilitation projects
2.	Illinois Bank & Trust, an Illinois state bank with its main office located in Rockford, Illinois
3.	Wisconsin Bank & Trust, a Wisconsin state bank with its main office located in Madison, Wisconsin
4.	New Mexico Bank & Trust, a New Mexico state bank with its main office located in Albuquerque, New Mexico
5.	Arizona Bank & Trust, an Arizona state bank with its main office located in Phoenix, Arizona
6.	Rocky Mountain Bank, a Montana state bank with its main office located in Billings, Montana
7.	Citywide Banks, a Colorado state bank with its main office located in Denver, Colorado
8.	Minnesota Bank & Trust, a Minnesota state bank with its main office located in Edina, Minnesota
9.	Morrill & Janes Bank and Trust Company, a Kansas state bank with its main office located in Merriam, Kansas
10.	Premier Valley Bank, a California state bank with its main office located in Fresno, California
11.	Citizens Finance Parent Co., a consumer finance company
11a.	Citizens Finance Co., a consumer finance company with offices in Iowa and Wisconsin
11b.	Citizens Finance of Illinois Co., a consumer finance company with offices in Illinois
12.	Heartland Financial Statutory Trust IV
13.	Heartland Financial Statutory Trust V
14.	Heartland Financial Statutory Trust VI
15.	Heartland Financial Statutory Trust VII
16.	Morrill & Janes Statutory Trust I
17.	Morrill & Janes Statutory Trust II
18.	Sheboygan Statutory Trust I
19.	CBNM Capital Trust I
20.	Citywide Capital Trust III

21.	Citywide Capital Trust IV
22.	Citywide Capital Trust V
23.	Heartland Community Development Inc., a property management company with a primary purpose of holding and managing nonperforming assets