Demographics of Lincoln County, Montana

Lincoln County, Montana had 22,328 people on July 1, 2025, by the Census Bureau’s estimate: +2,591 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Lincoln County, in four figures

22,328
Population: July 1, 2025, Vintage 2025 estimate.; +13.1%
Change since July 2020: +2,591 people.; 52.8 ±0.5
Median age: ACS 2020–⁠2024.; $47,143 ±$5,050
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Lincoln County, Montana's population grew 13.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Lincoln County, Montana's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Lincoln County, Montana's population grew 13.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Lincoln County, Montana's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	19,737	100.0	100.0
2021	20,588	104.3	100.2
2022	21,457	108.7	100.7
2023	21,864	110.8	101.6
2024	22,147	112.2	102.5
2025	22,328	113.1	103.1

3 more columns on a wider screen

Population of Lincoln County, Montana on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	19,737	+62	−30	+2	+98
2021	20,588	+851	−136	+20	+1,030
2022	21,457	+869	−190	+7	+977
2023	21,864	+407	−98	−4	+501
2024	22,147	+283	−137	+6	+414
2025	22,328	+181	−118	−9	+313

Age, 2020–2024

The median age is 52.8 ±0.5: for men 52.9 ±0.9 and for women 52.7 ±0.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

2 more columns on a wider screen

People in Lincoln County by age, ACS 2020–2024
Age	People	Share	Montana	United States
Under 5	935 ±62	4.4% ±0.3	5.2% ±<0.1	5.6% ±<0.1
5 to 17	2,888 ±271	13.6% ±1.3	15.8% ±0.2	16.3% ±<0.1
18 to 24	1,049 ±212	5.0% ±1.0	9.0% ±0.2	9.1% ±<0.1
25 to 44	3,953 ±280	18.7% ±1.3	25.8% ±0.2	26.9% ±<0.1
45 to 64	5,968 ±374	28.2% ±1.8	24.1% ±0.2	24.8% ±<0.1
65 and over	6,382 ±427	30.1% ±2.0	20.1% ±0.2	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $47,143 ±$5,050, and income per person $29,958 ±$1,615, in 2024 dollars. The median is $72,509 ±$761 in Montana and $80,734 ±$166 in the United States.

Households by income

2 more columns on a wider screen

Households in Lincoln County by income, ACS 2020–2024
Household income	Households	Share	Montana	United States
Under $25,000	2,116 ±327	23.3% ±3.5	15.0% ±0.4	14.6% ±<0.1
$25,000 to $49,999	2,580 ±395	28.4% ±4.3	19.4% ±0.5	16.7% ±<0.1
$50,000 to $74,999	1,381 ±228	15.2% ±2.5	17.3% ±0.4	15.5% ±<0.1
$75,000 to $99,999	1,092 ±218	12.0% ±2.4	13.6% ±0.4	12.6% ±<0.1
$100,000 to $149,999	1,212 ±224	13.3% ±2.4	17.4% ±0.4	17.5% ±<0.1
$150,000 to $199,999	385 ±101	4.2% ±1.1	8.2% ±0.3	9.6% ±<0.1
$200,000 or more	316 ±121	3.5% ±1.3	9.0% ±0.3	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

2 more columns on a wider screen

Poverty rate in Lincoln County by age, ACS 2020–2024
Age	Below poverty	Rate	Montana	United States
All ages	3,234 ±577	15.4% ±2.8	11.5% ±0.3	12.5% ±0.1
Under 18	1,008 ±319	26.8% ±7.8	12.7% ±0.6	16.1% ±0.1
18 to 59	1,238 ±310	13.8% ±3.4	11.7% ±0.4	11.6% ±0.1
60 and over	988 ±242	12.0% ±2.9	10.3% ±0.4	11.0% ±<0.1

Housing, 2020–2024

1 more column on a wider screen

Housing in Lincoln County, ACS 2020–2024
Measure	Lincoln County	Montana	United States
Housing units	11,006 ±29	528,419 ±3,257	143,775,355 ±10,234
Occupied	82.5% ±2.4	86.8% ±0.5	89.9% ±0.1
Vacant	17.5% ±2.4	13.2% ±0.3	10.1% ±0.1
Owner occupied	77.6% ±2.4	69.2% ±0.6	65.2% ±0.3
Renter occupied	22.4% ±3.0	30.8% ±0.4	34.8% ±0.1
Median home value	$296,500 ±$22,213	$375,800 ±$3,433	$332,700 ±$236
Median gross rent	$762 ±$90	$1,081 ±$14	$1,413 ±$2
Median year built	1982 ±3	1981 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

2 more columns on a wider screen

People in Lincoln County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Montana	United States
Hispanic or Latino	654 ±0	3.1% ±<0.1	4.6% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	19,047 ±233	90.0% ±1.1	83.6% ±0.2	57.4% ±<0.1
Black alone, not Hispanic	0 to 32	0% to 0.2%	0.4% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	13 to 71	0.1% to 0.3%	0.8% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	231 ±85	1.1% ±0.4	5.3% ±0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	3 to 53	< 0.1% to 0.3%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	3 to 93	< 0.1% to 0.4%	0.5% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,113 ±239	5.3% ±1.1	4.7% ±0.2	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

2 more columns on a wider screen

People in Lincoln County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Montana	United States
Born in the state	8,791 ±585	41.5% ±2.8	52.1% ±0.5	57.3% ±<0.1
Born in another state	11,768 ±593	55.6% ±2.8	44.8% ±0.4	26.9% ±<0.1
Born a citizen outside the states	15 to 123	0.1% to 0.6%	0.8% ±0.1	1.7% ±<0.1
Born abroad	547 ±197	2.6% ±0.9	2.3% ±0.1	14.1% ±<0.1
Naturalized citizens	211 ±104	1.0% ±0.5	1.2% ±0.1	7.4% ±<0.1
Not citizens	336 ±157	1.6% ±0.7	1.1% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Lincoln County among the counties of Montana

10th of 56 by population, July 2025. Every one is listed on the Montana page.

Counties of Montana near Lincoln County in population, July 2025
County	July 2025	Change since 2020
Cascade County	85,029	+0.7%
Lewis and Clark County	75,331	+5.8%
Ravalli County	48,582	+9.4%
Silver Bow County	36,118	+2.6%
Lake County	33,392	+6.9%
Lincoln County	22,328	+13.1%
Park County	18,214	+5.7%
Hill County	16,167	−0.5%
Sanders County	14,062	+12.9%
Glacier County	13,463	−2.0%
Jefferson County	13,329	+9.8%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026