Welcome to the Sidney, MT Website and Online Community

The City of Sidney is located in Richland County in the state of Montana (MT).

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Sidney, Montana, a City, in Richland County spans over 2.2 square miles.
Latest Sidney, MT News:

More News Resources for Sidney
County Level News: Richland County News
State Level News: State of Montana News
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Sidney, MT Map (Interactive)

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Sidney Latitude: 47.7280 Longitude: -104.1962

The Zip Code for Sidney, MT is: 59270

We also provide additional resources for the rest of Richland County and the State of Montana.

The City of Sidney

Facts & Data:

Sidney Montana Physical Characteristics:

The City of Sidney has an area of 2.7 square miles
  • Land: 2.659683011583 Sq. Mi. (99.34%)
  • Water: 0.017643629343629 Sq. Mi.(0.66%)
The Sidney City takes up 0.1% of the area of Richland County.

Map Location Coordinates:

  • Latitude: +47.7133629
  • Longitude: -104.1686335
Sidney Land Water Pie Chart

Sidney, MT Climate Information:

  • Average Temperature: 45.6°F
  • Average Rainfall: 14.32 inches
  • Average Snowfall: 32.5 inches
*Based on annual average for Weather Station USC00247560 SIDNEY
Latitude: 47.7283 Longitude: -104.1467 Elevation: 588.6 feet.

Sidney, MT Population Data:

According to the 2010 U.S. Census, the population of Sidney was 5,191 people, which is 53.3 % of the entire population of Richland County.


  • 50.65% Male
  • 49.35% Female


  • 94.876% White
  • 0.058% Black
  • 0.385% Asian
  • 1.83% American Indian/Alaskan Native
  • 0.00% Pacific Islander
  • 2.177% Mixed
  • 0.674% Other


  • 96.55% Not Hispanic or Latino
  • 3.45% Hispanic or Latino
Sidney Race Population Ring Chart

Sidney, MT Housing Information:

Average Household Size: 2.2
Number of Residences: 2,467
  • Occupied: 2,304 (93.39%)
  • Vacant: 163 (6.61%)
Spotlight Left Sidney Business Spotlight
Sidney Millwork Co
243102 - Millwork (Manufacturers)
1166 Cambrian Ln, Sidney, Montana 59270-0000
Dolph Harris (406) 482-2810 (406) 482-2858 http://www.sidneymillwork.com
See more in the Sidney Business Directory
Spotlight Right

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