List of tallest buildings in Maine

This is a list of the tallest buildings in Maine over 100 ft from ground level.

Tallest buildings

Rank	Name	Picture	Height ft (m)	Floors	Year	City	Notes
1	Saint Joseph's Church[1]		235 (72)	3	1870	Biddeford	Church
2	Agora Grand Event Center[2]		220 (67)	3	1890	Lewiston	Event Center
3	The Casco		204.5 (62.3)	18	2023	Portland	Office and Apartments
4	Cathedral of the Immaculate Conception		204 (62)		1869	Portland	Church
5	Miller Library[3]		185 (56)	3	1832	Waterville	College
6	Maine State House[3]		185 (56)	4	1832	Augusta	Government
7	Lewiston City Hall[4]		185 (56)	3	1892	Lewiston	Government
8	Franklin Towers[5]		175 (53)	16	1969	Portland	Apartments
9	Back Bay Tower		172 (52)	16	1989	Portland	Office and Apartments
10	Time and Temperature Building		170 (52)	14	1924	Portland	Office
11	Basilica of Saints Peter and Paul[6]		168 (51)		1905	Lewiston	Church
12	Coles Tower[7] (Bowdoin College)		150 (46)	16	1964	Brunswick	Dormitory
13	One City Center[8]		139 (42)	13	1987	Portland	Office
14	84 Marginal Way		135 (41)	9	2008	Portland	Office
15	Fidelity Trust Building		135 (41)	10	1909	Portland	Office
16	Portland City Hall		130 (40)	4	1912	Portland	Government
17	Verizon Building		118 (36)	7	1930	Bangor	Office
18	DoubleTree by Hilton Hotel Portland, ME (East Tower)		115 (35)	9	1973	South Portland	Hotel
19	One Monument Square		110 (34)	10	1970	Portland	Office
20	Key Plaza[3]		110 (34)	9	1988	Augusta	Office