Johnston County Population

1900–2026

10,571

2026 projection

3.2% since 2020 (increase)

05K10K15K20K25K1900192019401960198020002020

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 Johnston County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202610,571+1231.18%
202510,448+1231.19%
202410,325+920.90%
202310,233-780.76%
202210,311-70.07%
202110,318+760.74%
202010,242-8137.35%
201911,055+520.47%
201811,003-1301.17%
201711,133+80.07%

Showing 10 of 27 years.

Johnston County Demographics

39.3median age

Median age

Female40.2 yrs
Male38.4 yrs

Adults

7,874
1,921 seniors (65+) · 24% of adults5,953 other adults

Sex

Female 49% · 5,036Male 51% · 5,242

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 103 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

Johnston County Income

$52,688median household income

Median household income

$52,688

Half of households earn more, half earn less

Median earnings

$42,425

Typical yearly pay for a worker 25 or older.

Poverty rate

22.9%

About 1 in 4 residents

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

Johnston County Marital Status

47% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married47%46%48%
Never married26%32%21%
Divorced17%15%19%
Widowed9%6%12%
Separated1%1%2%

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