Portland Observatory

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138 Congress St
Portland, ME 04101
GPL was founded in 1964 in response to the Urban Renewal movement and the demolition of Portland's historic Union Station ( 1888 ). GPL works tirelessly to increase the public's connection to greater Portland's remarkable historic built environment by providing leadership, advocacy, educational publications, programs and resources, and by acting as steward of the Portland Observatory ( 1807 ) for future generations. Our goal is to save and protect greater Portland's historic places while promoting innovative new architecture that will become tomorrow's landmarks. Our activities seek to instill community pride and to model ways for people to become involved in the important decisions regarding historic preservation, urban planning, and new development that will affect our future. GPL is here to provide assistance and to support a thoughtful dialogue about the growth and development of greater Portland for the betterment of all its citizens. Please explore our site to learn more about how Greater Portland Landmarks can assist you and how you can get involved! Greater Portland Landmarks 93 High Street, ME 04101 Portland | 207-774-5561

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Reviews

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4.558 reviews
Photo of Jason P.
Jason P.
8/31/2025

Lovely visit to the Portland Observatory. We had intended on a self-tour but were told that self tours would start at 4:30pm...and that before that time, you would have to take a toured guide up...

Photo of Bryan E.
Bryan E.
8/19/2025

My plans only have me in town for two days, so I asked my local coworker one sight I had to see with a short time frame, and was sent here. Just a fun little local tip. The history itself is cool...

Photo of Steven C.
Steven C.
9/7/2024

Very special experience in part due to our great guide Mark. We learned so much about Portland and enjoyed great views. Most highly recommend!! Must do.

Photo of Ashleigh D.
Ashleigh D.
10/2/2024

This was a neat find. My friend I was visiting and Portland and I were walking around Portland, and she said she had never been to the observatory. We walked by it, and I said, "Let's go!" We...

Photo of Denise A.
Denise A.
1/9/2024

We visited outside of their open season (Memorial Day through the beginning of Oct) so we did not get to go inside, however it was great to see it and we did enjoy reading the plaques outside and...

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