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Jefferson County Courthouse
Photo: Robstutz, CC BY-SA 3.0, via Wikimedia Commons · tap to enlarge
National Register of Historic Places

Jefferson County Courthouse

Boulder’s first place on the National RegisterListed Aug 6, 1980; only 131 of Montana’s 1,242 listings are older
Listed 1980Boulder
DirectionsAdd an old photo

Many listed buildings are private homes. Please enjoy them from the street.

About

About Jefferson County Courthouse

Jefferson County Courthouse, at 200 Centennial Ave., was added to the National Register of Historic Places on Aug 6, 1980: the first place in Boulder to be listed. Only 131 of Montana’s 1,242 listings are older. The Register lists it for its politics and architecture, at the state level. The listing covers 1 acre.

What it isCourthouse in Montana, United States. From Wikidata (CC0). Read about it on Wikipedia ↗

PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 12 MB · National Archives↗
Visit

Finding Jefferson County Courthouse

200 Centennial Ave., Boulder

Directions

No other Register listing is within a short walk. The nearest are under Around it.

Around it

2 more Register listings within 2 miles

★ National Historic Landmark · D district · B building · S site. Each opens its own page.

DMontana State Training School Historic DistrictDistrict0.6 miBMontana Deaf and Dumb AsylumItalianate1 mi

Memories of Jefferson County Courthouse

The record says what it is. Neighbors know what it means.

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Questions about Jefferson County Courthouse

Is Jefferson County Courthouse on the National Register of Historic Places?

Yes. It was added on Aug 6, 1980 (Register number 80002422).

Is Jefferson County Courthouse a National Historic Landmark?

No. It is on the National Register; Montana has 25 National Historic Landmarks. The nearest is Butte-Anaconda Historic District (Additional Documentation), 24.8 miles away.

Can you visit Jefferson County Courthouse?

Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.

Where can I read the history of Jefferson County Courthouse?

In its National Register nomination, the form that put it on the Register: a 12 MB PDF at the National Archives, linked on this page.

Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 71976092 · Wikidata. Map tiles © OpenStreetMap contributors.