# National Register of Historic Places listings in Jefferson County, Montana

This is a list of the National Register of Historic Places listings in Jefferson County, Montana. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Jefferson County, Montana, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
There are 15 properties and districts listed on the National Register in the county, including 1 National Historic Landmark.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.
Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)

## Listings county-wide

| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | Beavertown Historic District | Upload image | June 30, 2022 (#100007897) | Address restricted | Jefferson City vicinity | |
| 2 | Boulder Hot Springs Hotel | Boulder Hot Springs Hotel | January 12, 1979 (#79001403) | Southeast of Boulder on Montana Highway 69 46°12′02″N 112°05′33″W﻿ / ﻿46.200556°N 112.0925°W﻿ / 46.200556; -112.0925﻿ (Boulder Hot Springs Hotel) | Boulder | |
| 3 | W.C. Child Ranch | W.C. Child Ranch | November 23, 1977 (#77000819) | South of East Helena on Montana Highway 518 46°34′05″N 111°54′42″W﻿ / ﻿46.568056°N 111.911667°W﻿ / 46.568056; -111.911667﻿ (W.C. Child Ranch) | East Helena | |
| 4 | Fraternity Hall | Fraternity Hall More images | April 3, 1975 (#75001084) | Main St. 46°16′30″N 111°56′44″W﻿ / ﻿46.275°N 111.945556°W﻿ / 46.275; -111.945556﻿ (Fraternity Hall) | Elkhorn | |
| 5 | The Grant-Marshall Lime Kiln Historic District | The Grant-Marshall Lime Kiln Historic District More images | December 14, 2017 (#100001898) | 1000 ft. S of S end of Crystal Dr. 46°34′06″N 111°59′47″W﻿ / ﻿46.568462°N 111.996491°W﻿ / 46.568462; -111.996491﻿ (The Grant-Marshall Lime Kiln Historic District) | Helena | |
| 6 | Hall Bungalow | Upload image | November 19, 2021 (#100007197) | 500 Lower Valley Rd. 46°08′46″N 111°58′07″W﻿ / ﻿46.1462°N 111.9685°W﻿ / 46.1462; -111.9685﻿ (Hall Bungalow) | Boulder vicinity | |
| 7 | Homestake Airway Beacon | Upload image | May 31, 2019 (#100004037) | Along Continental Divide at Homestake Pass in Beaverhead-Deerlodge National Forest 45°55′11″N 112°25′00″W﻿ / ﻿45.9196°N 112.4167°W﻿ / 45.9196; -112.4167﻿ (Homestake Airway Beacon) | Butte vicinity | Extends into Silver Bow County. |
| 8 | Jefferson Canyon Highway Historic District | Jefferson Canyon Highway Historic District | July 23, 2018 (#100002692) | Milepost .5 to 12.3 of MT 2 45°50′24″N 111°54′34″W﻿ / ﻿45.8400°N 111.9095°W﻿ / 45.8400; -111.9095﻿ (Jefferson Canyon Highway Historic District) | Cardwell vicinity | |
| 9 | Jefferson County Courthouse | Jefferson County Courthouse More images | August 6, 1980 (#80002422) | 200 Centennial Ave. 46°14′09″N 112°07′16″W﻿ / ﻿46.235833°N 112.121111°W﻿ / 46.235833; -112.121111﻿ (Jefferson County Courthouse) | Boulder | |
| 10 | Lewis and Clark Caverns Historic District | Lewis and Clark Caverns Historic District More images | May 29, 2018 (#100002505) | Lewis & Clark Caverns Rd 45°49′30″N 111°51′05″W﻿ / ﻿45.8249°N 111.8513°W﻿ / 45.8249; -111.8513﻿ (Lewis and Clark Caverns Historic District) | LaHood vicinity | |
| 11 | MacHaffie Site (24JF4) | Upload image | April 3, 1986 (#86000619) | Address restricted | Montana City | |
| 12 | Modern Hotel | Modern Hotel | December 22, 2011 (#11000951) | Legion Ave. & Main St. 45°52′11″N 112°05′58″W﻿ / ﻿45.869758°N 112.099339°W﻿ / 45.869758; -112.099339﻿ (Modern Hotel) | Whitehall | |
| 13 | Montana Deaf and Dumb Asylum | Montana Deaf and Dumb Asylum | May 10, 1985 (#85000994) | Off Montana Highway 69 46°13′52″N 112°08′24″W﻿ / ﻿46.231111°N 112.14°W﻿ / 46.231111; -112.14﻿ (Montana Deaf and Dumb Asylum) | Boulder | |
| 14 | Montana State Training School Historic District | Upload image | November 24, 2014 (#14000957) | Roughly bounded by Montana Highway 69, Riverside Road, and the Boulder River 46°13′40″N 112°07′09″W﻿ / ﻿46.227797°N 112.119280°W﻿ / 46.227797; -112.119280﻿ (Montana State Training School Historic District) | Boulder | |
| 15 | Whitetail Airway Beacon | Upload image | March 13, 2020 (#100005094) | 16 miles north of Whitehall 46°04′48″N 112°08′25″W﻿ / ﻿46.07988°N 112.14020°W﻿ / 46.07988; -112.14020﻿ (Whitetail Airway Beacon) | Whitehall vicinity | |