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CITY · 2000 CENSUS

Sidney

Montana · 4,774 residents · 3.29 sq mi
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The short version

Sidney is home to 4,774 people in Montana. Median home value sits at $60,000. At a median age of 39.1, this is an older place than the country as a whole. 16% of adults hold a bachelor's degree or higher. Median rent is $346 a month. Getting to work takes 11 minutes on average.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 39.1
US median: 35.2
Less educated
16% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
4,774
−8%since 1990
from 5,217 in 1990
1990 – 2025
Median age
39.1
+18%since 1990
from 33.3 in 1990
US average: 35.2
Land area
3.29 sq mi
Population, 1990 – 2024
5K5K6K6K7K19902000201020202024Sidney
20246K
1990201020202024
Age distribution, 2000
Under 56.1%(293)
US avg: 6.8%
5 to 96.6%(317)
US avg: 7.3%
10 to 148.7%(415)
US avg: 7.3%
15 to 197.8%(370)
US avg: 7.2%
20 to 244.5%(215)
US avg: 6.7%
25 to 3410.5%(502)
US avg: 14.2%
35 to 4416%(766)
US avg: 16%
45 to 5413.6%(647)
US avg: 13.4%
55 to 648.2%(392)
US avg: 8.6%
65 to 748.4%(399)
US avg: 6.5%
75 to 847%(334)
US avg: 4.4%
85 and over2.6%(124)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$32,109
+5%inflation adjusted, since 1990
from $23,120 in 1990
US average: $42,589
1990 – 2024
Per capita income
$16,911
+63%since 1990
from $10,387 in 1990
US average: $21,522
Poverty rate
12.7%
−1.4 ptssince 1990
from 14.1% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$60,000
+3%inflation adjusted, since 1990
from $44,300 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$346
−6%inflation adjusted, since 1990
from $280 in 1990
US average: $602
Owner-occupied
66.5%
+2.6 ptssince 1990
from 63.9% in 1990
33.5% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic97.6%(5,090)
Black0%(0)
Hispanic / Latino2%(105)
Asian0.1%(7)
2000
White, non-Hispanic94.5%(4,511)
Black0.1%(5)
Hispanic / Latino2.4%(116)
Asian0.3%(15)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican5.9%(364)
Puerto Rican1.4%(84)
Colombian0.4%(24)
Asian origin
Filipino0.2%(14)
Pacific Islander origin
Tongan3%(186)
Ancestry
German35.5%(2,188)
Norwegian19.4%(1,195)
Irish13.9%(857)
American9.1%(562)
Italian6.2%(383)
English5.2%(318)
Scottish2.8%(173)
Dutch1.3%(83)
Polish1.2%(73)
Danish1.2%(71)
Russian1.1%(69)
Czech1.1%(67)
+ 12 more ancestry groups with data
French1.1%(66)
Swedish0.9%(58)
British0.7%(43)
Welsh0.5%(28)
Swiss0.3%(21)
Scotch-Irish0.2%(11)
Romanian0.1%(8)
Australian0.1%(5)
Finnish0.1%(5)
Lithuanian0.1%(4)
Section 05

Education

Bachelor's degree or higher
16.1%
+0.9 ptssince 1990
from 15.2% in 1990
US average: 24.4%
High school or higher
84.0%
+10.4 ptssince 1990
from 73.6% in 1990
US average: 80.3%
Graduate degree
2.8%
−0.3 ptssince 1990
from 3.1% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
10.8 min
−21%since 1990
from 13.7 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married24.3%(446)
Married61.7%(1,133)
Widowed3.7%(68)
Divorced10.2%(188)
Women 15+
Never married17.4%(354)
Married57%(1,158)
Widowed16%(324)
Divorced9.6%(194)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
5.0%
−15.6 ptssince 2013
from 20.6% in 2013
US average: 8.4%
Employer-based
64.6%
−0.9 ptssince 2020
from 65.5% in 2020
US average: 54.8%
Direct-purchase
15.4%
+4.0 ptssince 2020
from 11.4% in 2020
US average: 13.8%
Medicare
12.6%
−1.1 ptssince 2020
from 13.7% in 2020
US average: 18.4%
Medicaid
17.8%
−1.8 ptssince 2020
from 19.6% in 2020
US average: 20.9%
VA health care
1.9%
−0.6 ptssince 2020
from 2.5% in 2020
US average: 2.2%
Any private
76.8%
+2.4 ptssince 2020
from 74.4% in 2020
US average: 67.1%
Any public
30.3%
−0.8 ptssince 2020
from 31.1% in 2020
US average: 36.7%

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, 2024
Gulf War (2001 or later)38.7%(87)
US avg: 26.4%
Gulf War (1990s)37.8%(85)
US avg: 24.3%
Vietnam era25.8%(58)
US avg: 33.1%
Korean War0.9%(2)
US avg: 4.5%
World War II0.9%(2)
US avg: 1%

Share of the 225 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
Drill deeper

Places similar to Sidney

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Pop 6,349
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Pop 5,941
Elsmere
Pop 6,196
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Head to head

Compare Sidney to nearby cities

SIDNEY VS
Williston
Income$79,381+147%
Home value$286,200+377%
Population29,522+375%
SEE FULL COMPARISON →
SIDNEY VS
Dickinson
Income$82,696+158%
Home value$263,700+340%
Population25,870+316%
SEE FULL COMPARISON →
SIDNEY VS
Miles City
Income$67,727+111%
Home value$200,200+234%
Population8,450+36%
SEE FULL COMPARISON →
Frequently asked

How many people live in Sidney, Montana?

Sidney, Montana has about 4,774 residents according to the 2000 Census.

What is the median household income in Sidney, Montana?

The typical household in Sidney, Montana earns about $32,109 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 $60,000, and the typical rent is about $346 a month.

How educated are people in Sidney, Montana?

About 16.1% 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 12.7% of people in Sidney, Montana live below the federal poverty line.

Has Sidney, Montana grown since 1990?

Yes, Sidney, Montana has shrunk since 1990. The population has lost about 443 residents, a change of about -8 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 →