Grant County, Arkansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 38th-largest in Arkansas
The population of Grant County, Arkansas is 18,111 as of the 2023 American Community Survey, making it the 38th-largest county in Arkansas. The median household income is $72,512, the median home value is $154,500, and the median age is 40.2.
The population of Grant County has grown 3.7% since 2010 (17,887 → 18,546), a +0.26% annualized rate.
18,111
Population
+0.26%
Annual growth
29
People / sq mi
$72,512
Median Income
$154,500
Median Home Value
Grant County covers 632 sq mi of land at 28.7 people per square mile.
About Grant County, AR
Homeownership is the standout figure in Grant County: 79.5% of homes are owner-occupied, higher than the national rate. Grant County is a county in Arkansas with a population of 18,111. It ranks #38 among counties in Arkansas by population.
Median household income is $72,512, below the US median of $78,538. Poverty is relatively low for US counties at 7.0%, below the national 12.4%. Homes carry a median value of $154,500, with typical rent around $779.
20.9% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. About 11.2% of workers primarily work from home, below the national 14.0%, and the average commute runs about 31 minutes each way.
The ownership rate anchors the housing story in Grant County, and tends to move with the age structure and home-value figures above.
Grant County Population History (2010-2024)
The county of Grant County had a population of 17,887 in 2010 and 18,546 in 2024, a 3.7% growth over 14 years. The peak was 18,546 in 2024. Average annual growth rate: 0.26%.
18,546
Population (2024)
17,887
Population (2010)
18,546
Peak (2024)
0.26%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 17,887 |
| 2011 | 17,950 |
| 2012 | 18,039 |
| 2013 | 18,047 |
| 2014 | 18,084 |
| 2015 | 18,031 |
| 2016 | 18,080 |
| 2017 | 18,118 |
| 2018 | 18,209 |
| 2019 | 18,287 |
| 2020 | 18,019 |
| 2021 | 18,124 |
| 2022 | 18,127 |
| 2023 | 18,392 |
| 2024 | 18,546 |
Race & Ethnicity
| White | 91.8% |
| Black or African American | 2.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.2% |
Age & Sex
40.2
Median Age
49.7%
Female
50.3%
Male
18.1%
Age 65+
Age Distribution
Children (under 15): 17.4% · Seniors (65+): 18.1%
Income & Poverty
| Median household income | $72,512+$13,739 vs state |
| Mean household income | $91,164 |
| Per-capita income | $36,832 |
| Poverty rate | 7.0%-4.5% vs state |
| Unemployment rate | 2.3% |
| Employment-to-population | 55.1% |
Top Industries by Employment
The largest employment sector in Grant County is professional & business services, accounting for 24.2% of workers.
How residents commute
0.0%
Drive alone
1.4%
Carpool
79.8%
Public transit
11.2%
Work from home
31.1 min
Avg commute
Housing
$154,500$-20,800 vs state
Median home value
$779
Median rent
79.5%
Homeownership rate
7,907
Total housing units
88.0%
Occupied
12.0%
Vacant
20.5%
Renter-occupied
Social & access
93.3%
With health insurance
90.6%
With broadband internet
20.6%
Foreign-born
7.7%
Veterans (18+)
18.0%
With a disability
98.4%
Speak language other than English at home
Education
91.1%
High School+
20.9%
Bachelor's+
Largest cities in Arkansas
Other counties in Arkansas
Part of Arkansas
Metro areas in Arkansas
County rankings
Frequently Asked Questions
Grant County, Arkansas has a population of 18,111 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 38th-largest county in Arkansas. Population density is 29 people per square mile.
The population of Grant County has grown 3.7% since 2010 (17,887 → 18,546), a +0.26% annualized rate.
The median household income in Grant County, Arkansas is $72,512, with mean (average) household income of $91,164 and per-capita income of $36,832. 7.0% of residents live below the federal poverty level.
In Grant County, the largest racial and ethnic groups are White (91.8%), Black or African American (2.6%), Hispanic or Latino (1.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Grant County, Arkansas is 40.2 years. Residents are 49.7% female and 50.3% male.
The median home value in Grant County is $154,500 and median monthly rent is $779. 79.5% of occupied housing units are owner-occupied. The county has 7,907 total housing units, 12.0% of which are vacant.
The largest employment sector in Grant County, Arkansas is professional, scientific, and management services, employing 24.2% of workers. The unemployment rate is 2.3%.
Little Rock is among the largest cities associated with Grant County, Arkansas, with a population of 202,739.
Grant County, AR Climate
Grant County, AR has an average annual temperature of 16.5°C (62°F) and receives about 1343 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
16.5°C
Avg Temp
1343
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 5° / 40° | 94 mm |
| February | 7° / 45° | 100 mm |
| March | 12° / 54° | 130 mm |
| April | 17° / 62° | 130 mm |
| May | 21° / 70° | 134 mm |
| June | 25° / 77° | 100 mm |
| July | 27° / 81° | 105 mm |
| August | 27° / 80° | 82 mm |
| September | 23° / 74° | 103 mm |
| October | 17° / 63° | 104 mm |
| November | 11° / 52° | 129 mm |
| December | 6° / 44° | 132 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Grant County, AR
The most comfortable months to visit Grant County, AR are typically May, September and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 34°C high). The coldest is January (near -1°C low). May is usually the wettest month.
Where to stay near Grant County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.