Demographics of Grant County, New Mexico

Grant County, New Mexico had 27,252 people on July 1, 2025, by the Census Bureau’s estimate: −951 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.

Grant County, in four figures

27,252
Population: July 1, 2025, Vintage 2025 estimate.; −3.4%
Change since July 2020: −951 people.; 49.5 ±0.5
Median age: ACS 2020–⁠2024.; $44,958 ±$4,212
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.

Grant County, New Mexico's population shrank 3.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Grant County, New Mexico'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

Grant County, New Mexico's population shrank 3.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Grant County, New Mexico'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	28,203	100.0	100.0
2021	27,891	98.9	100.2
2022	27,667	98.1	100.7
2023	27,476	97.4	101.6
2024	27,491	97.5	102.5
2025	27,252	96.6	103.1

3 more columns on a wider screen

Population of Grant County, New Mexico on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	28,203	+14	−43	0	+57
2021	27,891	−312	−208	+16	−128
2022	27,667	−224	−220	+29	−14
2023	27,476	−191	−188	+64	−57
2024	27,491	+15	−146	+10	+154
2025	27,252	−239	−151	−2	−85

Age, 2020–2024

The median age is 49.5 ±0.5: for men 47.9 ±2.0 and for women 51.2 ±1.0. 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 Grant County by age, ACS 2020–2024
Age	People	Share	New Mexico	United States
Under 5	1,133 ±88	4.1% ±0.3	5.2% ±<0.1	5.6% ±<0.1
5 to 17	3,841 ±358	13.8% ±1.3	16.5% ±0.2	16.3% ±<0.1
18 to 24	2,224 ±376	8.0% ±1.4	9.3% ±0.2	9.1% ±<0.1
25 to 44	5,458 ±446	19.7% ±1.6	26.0% ±0.2	26.9% ±<0.1
45 to 64	6,700 ±493	24.1% ±1.8	23.7% ±0.2	24.8% ±<0.1
65 and over	8,419 ±542	30.3% ±2.0	19.3% ±0.2	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $44,958 ±$4,212, and income per person $31,209 ±$2,061, in 2024 dollars. The median is $64,059 ±$808 in New Mexico and $80,734 ±$166 in the United States.

Households by income

2 more columns on a wider screen

Households in Grant County by income, ACS 2020–2024
Household income	Households	Share	New Mexico	United States
Under $25,000	2,662 ±430	23.6% ±3.7	20.2% ±0.4	14.6% ±<0.1
$25,000 to $49,999	3,608 ±498	31.9% ±4.3	19.6% ±0.4	16.7% ±<0.1
$50,000 to $74,999	1,413 ±296	12.5% ±2.6	16.9% ±0.4	15.5% ±<0.1
$75,000 to $99,999	1,039 ±215	9.2% ±1.9	12.4% ±0.4	12.6% ±<0.1
$100,000 to $149,999	1,522 ±288	13.5% ±2.5	15.5% ±0.4	17.5% ±<0.1
$150,000 to $199,999	638 ±200	5.6% ±1.8	7.6% ±0.2	9.6% ±<0.1
$200,000 or more	413 ±128	3.7% ±1.1	7.8% ±0.2	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 Grant County by age, ACS 2020–2024
Age	Below poverty	Rate	New Mexico	United States
All ages	5,268 ±789	19.5% ±2.9	17.8% ±0.4	12.5% ±0.1
Under 18	1,322 ±357	27.3% ±6.7	24.0% ±0.7	16.1% ±0.1
18 to 59	2,740 ±495	22.8% ±3.9	17.0% ±0.4	11.6% ±0.1
60 and over	1,206 ±274	11.9% ±2.6	14.3% ±0.4	11.0% ±<0.1

Housing, 2020–2024

1 more column on a wider screen

Housing in Grant County, ACS 2020–2024
Measure	Grant County	New Mexico	United States
Housing units	14,755 ±23	956,964 ±262	143,775,355 ±10,234
Occupied	76.6% ±2.7	87.5% ±0.3	89.9% ±0.1
Vacant	23.4% ±2.7	12.5% ±0.3	10.1% ±0.1
Owner occupied	75.8% ±2.4	70.0% ±0.4	65.2% ±0.3
Renter occupied	24.2% ±3.1	30.0% ±0.4	34.8% ±0.1
Median home value	$175,600 ±$11,370	$248,100 ±$1,957	$332,700 ±$236
Median gross rent	$825 ±$28	$1,067 ±$11	$1,413 ±$2
Median year built	1978 ±2	1985 ±2	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 Grant County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	New Mexico	United States
Hispanic or Latino	13,288 ±0	47.8% ±<0.1	48.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	13,182 ±83	47.5% ±0.3	36.0% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	221 ±91	0.8% ±0.3	1.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	77 to 401	0.3% to 1.4%	1.6% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	20 to 308	0.1% to 1.1%	8.5% ±0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 25	0% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 84	0% to 0.3%	0.5% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	649 ±194	2.3% ±0.7	3.1% ±0.1	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 Grant County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	New Mexico	United States
Born in the state	14,158 ±826	51.0% ±3.0	52.4% ±0.4	57.3% ±<0.1
Born in another state	12,067 ±752	43.4% ±2.7	36.9% ±0.3	26.9% ±<0.1
Born a citizen outside the states	95 to 433	0.3% to 1.6%	1.3% ±0.1	1.7% ±<0.1
Born abroad	1,286 ±370	4.6% ±1.3	9.4% ±0.2	14.1% ±<0.1
Naturalized citizens	530 ±248	1.9% ±0.9	4.1% ±0.1	7.4% ±<0.1
Not citizens	756 ±267	2.7% ±1.0	5.3% ±0.2	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%.

Grant County among the counties of New Mexico

15th of 33 by population, July 2025. Every one is listed on the New Mexico page.

Counties of New Mexico near Grant County in population, July 2025
County	July 2025	Change since 2020
Chaves County	63,364	−2.7%
Eddy County	62,509	+0.3%
Curry County	46,655	−3.5%
Rio Arriba County	39,832	−1.0%
Taos County	34,564	+0.3%
Grant County	27,252	−3.4%
Cibola County	26,807	−0.6%
San Miguel County	26,260	−3.2%
Luna County	25,407	−0.2%
Lincoln County	19,844	−2.3%
Los Alamos County	19,407	> −0.1%

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