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CITY · 2020 ACS

Sidney

Montana · 6,346 residents · 3.29 sq mi
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The short version

With 6,346 people, Sidney is a city in Montana. 17% of adults hold a bachelor's degree, below the 33% national rate. Growth has run 33% since 2000, or 1,572 more people. Getting to work takes 15 minutes on average. 2% of people here were born outside the United States. Poverty is uncommon here, at 6.7% of people here.

At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 36.7
US median: 38.8
Less educated
17% hold a bachelor's degree
US average: 33%
Less affordable
home values up 167%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

6,346
+33%since 2000
from 4,774 in 2000
1990 – 2025
36.7
−6%since 2000
from 39.1 in 2000
US average: 38.8
Land area
3.29 sq mi
Population, 19902024
5K5K6K6K7K19902000201020202024Sidney
20246K
1990201020202024
Age distribution, 2020
Under 56.5%(415)
US avg: 5.6%
5 to 97%(445)
US avg: 6.1%
10 to 146.9%(438)
US avg: 6.5%
15 to 196.1%(388)
US avg: 6.6%
20 to 245.5%(349)
US avg: 6.7%
25 to 3415.4%(976)
US avg: 13.5%
35 to 4413.5%(855)
US avg: 12.7%
45 to 5411.9%(753)
US avg: 12.3%
55 to 6412.7%(807)
US avg: 13.1%
65 to 748.7%(549)
US avg: 10%
75 to 843.8%(238)
US avg: 4.9%
85 and over2.1%(133)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$60,284
+25%inflation adjusted, since 2000
from $32,109 in 2000
US average: $66,278
1990 – 2024
$29,636
+75%since 2000
from $16,911 in 2000
US average: $35,364
Households earning $100K+
40.4%
+16.7 ptssince 2009
from 23.6% in 2009
US average: 43.9%
6.7%
−6.0 ptssince 2000
from 12.7% in 2000
US average: 12.8%
Workforce by industry, 2020
Information11.1%
US avg: 11.1%
Wholesale trade11%
US avg: 6.7%
Agriculture, forestry, fishing10.5%
US avg: 1.7%
Manufacturing10.5%
US avg: 0.5%
Other services8.6%
US avg: 6.6%
Retail trade7.4%
US avg: 10%
Public administration7.2%
US avg: 4.7%
Finance & insurance7.1%
US avg: 5.5%
Professional, scientific, technical6.1%
US avg: 4.7%
Transportation & warehousing2.1%
US avg: 2.5%
Arts, entertainment, food1.9%
US avg: 2%
Education & health services1.1%
US avg: 0.8%
Construction0%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$241,200
+167%inflation adjusted, since 2000
from $60,000 in 2000
US average: $265,253
1990 – 2024
$771
+48%inflation adjusted, since 2000
from $346 in 2000
US average: $1,124
58.4%
−8.1 ptssince 2000
from 66.5% in 2000
41.6% rent
2.52 people
+21%since 2009
from 2.08 people in 2009
US average: 2.61
4.0
+123%since 2009
from 1.8 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic94.5%(4,511)
Black0.1%(5)
Hispanic / Latino2.4%(116)
Asian0.3%(15)
Other0%
2020
White, non-Hispanic82.8%(5,256)
Black0.7%(43)
Hispanic / Latino6.6%(421)
Asian1.5%(96)
Other9.6%(609)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican3.9%(249)
Pacific Islander origin
Ancestry
German44.6%(2,835)
Norwegian20.9%(1,326)
Irish16.4%(1,043)
English5.6%(353)
Italian3.7%(237)
Danish3.3%(207)
French2.4%(151)
Dutch1.6%(104)
British1.4%(89)
Hungarian1.3%(82)
American1.1%(67)
+ 12 more ancestry groups with data
Polish1%(66)
Swedish1%(63)
Welsh0.9%(59)
Scottish0.8%(50)
Romanian0.6%(41)
Russian0.6%(35)
Czech0.4%(28)
Finnish0.4%(24)
Scotch-Irish0.3%(19)
Greek0.2%(10)
Australian0.1%(9)
Lithuanian0.1%(5)
Section 05

Education

17.1%
+1.0 ptssince 2000
from 16.1% in 2000
US average: 32.9%
High school or higher
94.8%
+10.8 ptssince 2000
from 84.0% in 2000
US average: 88.5%
3.9%
+1.1 ptssince 2000
from 2.8% in 2000
US average: 12.7%
Section 06

Commute & transportation

15.1 min
+40%since 2000
from 10.8 min in 2000
US average: 26.9
85.3%
+13.3 ptssince 2009
from 71.9% in 2009
US average: 75.1%
9.6%
+4.3 ptssince 2009
from 5.4% in 2009
US average: 8.4%
Section 07

Work & employment

1.4%
−3.1 ptssince 2011
from 4.4% in 2011
US average: 5.4%
69.8%
+0.5 ptssince 2011
from 69.3% in 2011
US average: 63.4%
Women 20-64 in the labor force
79.9%
US average: 73.3%
24.1%
+0.9 ptssince 2009
from 23.2% in 2009
US average: 39.3%
Section 08

People & community

50.2%
−0.3 ptssince 2009
from 50.6% in 2009
49.8%
+0.3 ptssince 2009
from 49.4% in 2009
2.5%
+0.6 ptssince 2009
from 1.9% in 2009
US average: 13.5%
5.4%
−15.2 ptssince 2013
from 20.6% in 2013
US average: 8.8%
Computer in household
88.1%
US average: 91.9%
84.5%
US average: 86.2%
Marital status (2024)
Men 15+
Never married41%(982)
Married45.2%(1,084)
Widowed1.1%(27)
Divorced12.7%(304)
Women 15+
Never married28.8%(733)
Married45.8%(1,164)
Widowed9.9%(251)
Divorced15.5%(393)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

5.4%
−15.2 ptssince 2013
from 20.6% in 2013
US average: 8.8%
65.5%
US average: 55.4%
Direct-purchase
11.4%
US average: 13.7%
13.7%
US average: 17.6%
19.6%
US average: 20.0%
VA health care
2.5%
US average: 2.3%
Any private
74.4%
US average: 68.1%
Any public
31.1%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)20.7%(62)
US avg: 20.6%
Gulf War (1990s)20%(60)
US avg: 21.4%
Vietnam era18.7%(56)
US avg: 35.2%
Korean War14.3%(43)
US avg: 7.6%
World War II0%(0)
US avg: 2.9%

Share of the 300 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Sidney, Montana?

Sidney, Montana has about 6,346 residents according to the 2020 American Community Survey.

What is the median household income in Sidney, Montana?

The typical household in Sidney, Montana earns about $60,284 a year. Half of households make more than that, and half make less.

Is Sidney, Montana expensive?

In Sidney, Montana, the median home is worth about $241,200, and the typical rent is about $771 a month.

How educated are people in Sidney, Montana?

About 17.1% of adults age 25 and over in Sidney, Montana hold a bachelor's degree or higher.

What is the poverty rate in Sidney, Montana?

About 6.7% of people in Sidney, Montana live below the federal poverty line.

Has Sidney, Montana grown since 1990?

Yes, Sidney, Montana has grown since 1990. The population has added about 1,129 residents, a change of about 22 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →