Demographics of Alfalfa County, Oklahoma

Alfalfa County, Oklahoma had 5,649 people on July 1, 2025, by the Census Bureau’s estimate: −64 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.

Alfalfa County, in four figures

5,649
Population: July 1, 2025, Vintage 2025 estimate.; −1.1%
Change since July 2020: −64 people.; 44.6 ±0.7
Median age: ACS 2020–⁠2024.; $64,615 ±$8,347
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.

Alfalfa County, Oklahoma's population shrank 1.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Alfalfa County, Oklahoma'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

Alfalfa County, Oklahoma's population shrank 1.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Alfalfa County, Oklahoma'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	5,713	100.0	100.0
2021	5,699	99.8	100.2
2022	5,691	99.6	100.7
2023	5,668	99.2	101.6
2024	5,721	100.1	102.5
2025	5,649	98.9	103.1

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Population of Alfalfa County, Oklahoma on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	5,713	+8	−8	0	+15
2021	5,699	−14	−31	+4	+7
2022	5,691	−8	−18	+18	−4
2023	5,668	−23	0	+7	−28
2024	5,721	+53	−10	+18	+47
2025	5,649	−72	−13	+11	−70

Age, 2020–2024

The median age is 44.6 ±0.7: for men 44.7 ±1.2 and for women 44.1 ±1.6. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Alfalfa County by age, ACS 2020–2024
Age	People	Share	Oklahoma	United States
Under 5	224 ±16	3.9% ±0.3	6.1% ±<0.1	5.6% ±<0.1
5 to 17	821 ±71	14.4% ±1.2	17.8% ±0.1	16.3% ±<0.1
18 to 24	254 ±54	4.5% ±1.0	9.8% ±0.1	9.1% ±<0.1
25 to 44	1,604 ±122	28.2% ±2.1	26.6% ±0.1	26.9% ±<0.1
45 to 64	1,624 ±119	28.5% ±2.1	23.3% ±0.1	24.8% ±<0.1
65 and over	1,169 ±118	20.5% ±2.1	16.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $64,615 ±$8,347, and income per person $30,402 ±$2,093, in 2024 dollars. The median is $65,039 ±$439 in Oklahoma and $80,734 ±$166 in the United States.

Households by income

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Households in Alfalfa County by income, ACS 2020–2024
Household income	Households	Share	Oklahoma	United States
Under $25,000	376 ±72	19.4% ±3.5	17.5% ±0.2	14.6% ±<0.1
$25,000 to $49,999	339 ±68	17.5% ±3.4	20.9% ±0.3	16.7% ±<0.1
$50,000 to $74,999	337 ±71	17.4% ±3.5	18.0% ±0.2	15.5% ±<0.1
$75,000 to $99,999	263 ±60	13.6% ±3.0	13.1% ±0.2	12.6% ±<0.1
$100,000 to $149,999	393 ±85	20.3% ±4.2	16.1% ±0.2	17.5% ±<0.1
$150,000 to $199,999	146 ±39	7.5% ±2.0	7.2% ±0.2	9.6% ±<0.1
$200,000 or more	84 ±32	4.3% ±1.6	7.2% ±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).

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Poverty rate in Alfalfa County by age, ACS 2020–2024
Age	Below poverty	Rate	Oklahoma	United States
All ages	733 ±187	16.5% ±4.2	15.3% ±0.2	12.5% ±0.1
Under 18	297 ±83	28.8% ±7.3	20.1% ±0.3	16.1% ±0.1
18 to 59	282 ±83	13.4% ±3.9	14.8% ±0.2	11.6% ±0.1
60 and over	154 ±49	11.9% ±3.7	11.5% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Alfalfa County, ACS 2020–2024
Measure	Alfalfa County	Oklahoma	United States
Housing units	2,466 ±32	1,775,127 ±745	143,775,355 ±10,234
Occupied	78.6% ±4.1	88.0% ±0.2	89.9% ±0.1
Vacant	21.4% ±4.0	12.0% ±0.1	10.1% ±0.1
Owner occupied	77.5% ±3.0	65.8% ±0.2	65.2% ±0.3
Renter occupied	22.5% ±4.9	34.2% ±0.2	34.8% ±0.1
Median home value	$101,500 ±$12,148	$199,800 ±$1,121	$332,700 ±$236
Median gross rent	$705 ±$97	$1,014 ±$6	$1,413 ±$2
Median year built	1959 ±4	1980 ±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

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People in Alfalfa County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Oklahoma	United States
Hispanic or Latino	351 ±0	6.2% ±<0.1	12.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	4,591 ±21	80.6% ±0.4	62.1% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	202 ±74	3.5% ±1.3	6.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 54	0% to 0.9%	2.4% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	115 ±51	2.0% ±0.9	6.6% ±0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 18	0% to 0.3%	0.2% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 25	0% to 0.4%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	398 ±83	7.0% ±1.5	8.9% ±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).

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People in Alfalfa County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Oklahoma	United States
Born in the state	3,559 ±176	62.5% ±3.1	59.6% ±0.2	57.3% ±<0.1
Born in another state	2,001 ±181	35.1% ±3.2	32.9% ±0.2	26.9% ±<0.1
Born a citizen outside the states	5 to 43	0.1% to 0.8%	1.2% ±<0.1	1.7% ±<0.1
Born abroad	112 ±45	2.0% ±0.8	6.4% ±0.1	14.1% ±<0.1
Naturalized citizens	25 to 103	0.4% to 1.8%	2.6% ±0.1	7.4% ±<0.1
Not citizens	21 to 75	0.4% to 1.3%	3.8% ±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%.

Alfalfa County among the counties of Oklahoma

65th of 77 by population, July 2025. Every one is listed on the Oklahoma page.

Counties of Oklahoma near Alfalfa County in population, July 2025
County	July 2025	Change since 2020
Blaine County	8,515	−2.2%
Woods County	8,443	−1.8%
Kiowa County	8,181	−3.7%
Major County	7,536	−2.7%
Tillman County	6,780	−2.4%
Alfalfa County	5,649	−1.1%
Coal County	5,436	+3.0%
Cotton County	5,432	−1.9%
Jefferson County	5,431	+2.2%
Greer County	5,373	−2.2%
Beaver County	4,882	−2.9%

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