McNairy County Population

1830–2026

26,335

2026 projection

1.8% since 2020 (increase)

05K10K15K20K25K30K1850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for McNairy County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202626,335+990.38%
202526,236+990.38%
202426,137+710.27%
202326,066+980.38%
202225,968+1100.43%
202125,858-100.04%
202025,868+2060.80%
201925,662-1750.68%
201825,837-1930.74%
201726,030+1850.72%

Showing 10 of 34 years.

McNairy County Demographics

42.9median age

Median age

Female44.7 yrs
Male41.7 yrs

Adults

20,370
5,410 seniors (65+) · 27% of adults14,960 other adults

Sex

Female 50.6% · 13,137Male 49.4% · 12,833

Population by age

MaleFemale85+ years, male: 16285+ years, female: 27980–84 years, male: 23380–84 years, female: 35175–79 years, male: 53975–79 years, female: 72770–74 years, male: 82270–74 years, female: 82865–69 years, male: 66565–69 years, female: 80460–64 years, male: 93660–64 years, female: 98255–59 years, male: 74055–59 years, female: 93250–54 years, male: 93150–54 years, female: 84745–49 years, male: 82545–49 years, female: 75840–44 years, male: 80740–44 years, female: 66735–39 years, male: 65935–39 years, female: 77030–34 years, male: 71730–34 years, female: 70625–29 years, male: 73525–29 years, female: 90320–24 years, male: 76320–24 years, female: 74015–19 years, male: 96715–19 years, female: 71610–14 years, male: 90710–14 years, female: 5375–9 years, male: 6715–9 years, female: 9090–4 years, male: 7540–4 years, female: 68185+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–4500500

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U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 260 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

McNairy County Income

$53,473median household income

Median household income

$53,473

Half of households earn more, half earn less

Median earnings

$43,275

Typical yearly pay for a worker 25 or older.

Poverty rate

16.5%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

McNairy County Marital Status

50% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married50%51%48%
Never married24%27%21%
Divorced16%16%16%
Widowed9%4%13%
Separated2%2%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year