McNairy County, Tennessee Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 56th-largest in Tennessee
The population of McNairy County, Tennessee is 25,933 as of the 2023 American Community Survey, making it the 56th-largest county in Tennessee. The median household income is $50,714, the median home value is $151,100, and the median age is 43.1.
The population of McNairy County has grown 0.1% since 2010 (26,065 → 26,103), a +0.01% annualized rate.
25,933
Population
+0.01%
Annual growth
46
People / sq mi
$50,714
Median Income
$151,100
Median Home Value
McNairy County covers 563 sq mi of land at 46.1 people per square mile.
About McNairy County, TN
Educational attainment is the headline number in McNairy County: 11.8% of adults 25 and older have a four-year degree. With 25,933 residents, McNairy County is a county in Tennessee.
Earnings trail the nation, with the median household making $50,714, below the US median of $78,538. Poverty sits at 12.7%, close to the national 12.4%. Homes carry a median value of $151,100, with typical rent around $706.
McNairy County is among the least college-educated US counties, at 11.8% — below the national 35.0%. Around 7.6% of workers work from home, below the national 14.0%, and the average commute runs about 27 minutes each way.
McNairy County Population History (2010-2024)
The county of McNairy County had a population of 26,065 in 2010 and 26,103 in 2024, a 0.1% growth over 14 years. The peak was 26,148 in 2012. Average annual growth rate: 0.01%.
26,103
Population (2024)
26,065
Population (2010)
26,148
Peak (2012)
0.01%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 26,065 |
| 2011 | 26,079 |
| 2012 | 26,148 |
| 2013 | 26,040 |
| 2014 | 26,039 |
| 2015 | 25,874 |
| 2016 | 25,845 |
| 2017 | 26,030 |
| 2018 | 25,837 |
| 2019 | 25,662 |
| 2020 | 25,858 |
| 2021 | 25,853 |
| 2022 | 25,971 |
| 2023 | 26,065 |
| 2024 | 26,103 |
Race & Ethnicity
| White | 90.9% |
| Black or African American | 5.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.0% |
Age & Sex
43.1
Median Age
50.6%
Female
49.4%
Male
21.1%
Age 65+
Age Distribution
Children (under 15): 17.0% · Seniors (65+): 21.1%
Income & Poverty
| Median household income | $50,714$-16,383 vs state |
| Mean household income | $68,636 |
| Per-capita income | $26,747 |
| Poverty rate | 12.7%+2.8% vs state |
| Unemployment rate | 3.0% |
| Employment-to-population | 48.5% |
Top Industries by Employment
The largest employment sector in McNairy County is manufacturing, accounting for 28.0% of workers.
How residents commute
0.2%
Drive alone
0.6%
Carpool
82.3%
Public transit
7.6%
Work from home
27.2 min
Avg commute
Housing
$151,100$-105,700 vs state
Median home value
$706
Median rent
78.7%
Homeownership rate
12,278
Total housing units
79.9%
Occupied
20.1%
Vacant
21.3%
Renter-occupied
Social & access
90.3%
With health insurance
89.5%
With broadband internet
35.4%
Foreign-born
6.4%
Veterans (18+)
16.2%
With a disability
97.9%
Speak language other than English at home
Education
87.4%
High School+
11.8%
Bachelor's+
Largest cities in Tennessee
Other counties in Tennessee
Part of Tennessee
Metro areas in Tennessee
County rankings
Frequently Asked Questions
McNairy County, Tennessee has a population of 25,933 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 56th-largest county in Tennessee. Population density is 46 people per square mile.
The population of McNairy County has grown 0.1% since 2010 (26,065 → 26,103), a +0.01% annualized rate.
The median household income in McNairy County, Tennessee is $50,714, with mean (average) household income of $68,636 and per-capita income of $26,747. 12.7% of residents live below the federal poverty level.
In McNairy County, the largest racial and ethnic groups are White (90.9%), Black or African American (5.3%), 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 McNairy County, Tennessee is 43.1 years. Residents are 50.6% female and 49.4% male.
The median home value in McNairy County is $151,100 and median monthly rent is $706. 78.7% of occupied housing units are owner-occupied. The county has 12,278 total housing units, 20.1% of which are vacant.
The largest employment sector in McNairy County, Tennessee is manufacturing, employing 28.0% of workers. The unemployment rate is 3.0%.
Nashville-Davidson is among the largest cities associated with McNairy County, Tennessee, with a population of 684,298.
McNairy County, TN Climate
McNairy County, TN has an average annual temperature of 15.1°C (59°F) and receives about 1429 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
15.1°C
Avg Temp
1429
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 3° / 37° | 114 mm |
| February | 6° / 42° | 118 mm |
| March | 11° / 51° | 150 mm |
| April | 15° / 59° | 135 mm |
| May | 20° / 67° | 145 mm |
| June | 24° / 75° | 101 mm |
| July | 26° / 79° | 113 mm |
| August | 25° / 78° | 79 mm |
| September | 22° / 71° | 103 mm |
| October | 16° / 60° | 86 mm |
| November | 10° / 50° | 139 mm |
| December | 5° / 42° | 146 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 McNairy County, TN
The most comfortable months to visit McNairy County, TN are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -2°C low). March is usually the wettest month.
Where to stay near McNairy County
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Population, race, income, age, and trends across Tennessee
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.