Simpson County Population

1830–2026

25,378

2026 projection

2% since 2020 (decrease)

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 Simpson County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202625,378-1200.47%
202525,498-1200.47%
202425,618-520.20%
202325,670+630.25%
202225,607-890.35%
202125,696-1910.74%
202025,887-9163.42%
201926,803+640.24%
201826,739-1780.66%
201726,917-840.31%

Showing 10 of 34 years.

Simpson County Demographics

40.6median age

Median age

Female42 yrs
Male38.7 yrs

Adults

19,745
4,917 seniors (65+) · 25% of adults14,828 other adults

Sex

Female 51.7% · 13,276Male 48.3% · 12,415

Population by age

MaleFemale85+ years, male: 20585+ years, female: 48380–84 years, male: 20480–84 years, female: 33075–79 years, male: 40575–79 years, female: 28370–74 years, male: 61770–74 years, female: 70665–69 years, male: 81665–69 years, female: 86860–64 years, male: 83460–64 years, female: 98955–59 years, male: 80955–59 years, female: 86650–54 years, male: 62250–54 years, female: 89345–49 years, male: 87745–49 years, female: 78140–44 years, male: 57340–44 years, female: 86635–39 years, male: 90235–39 years, female: 73130–34 years, male: 75330–34 years, female: 84525–29 years, male: 60225–29 years, female: 62620–24 years, male: 71620–24 years, female: 76815–19 years, male: 99915–19 years, female: 93410–14 years, male: 99410–14 years, female: 7385–9 years, male: 7335–9 years, female: 8200–4 years, male: 7540–4 years, female: 74985+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–4500500

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 257 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

Simpson County Income

$56,381median household income

Median household income

$56,381

Half of households earn more, half earn less

Median earnings

$40,142

Typical yearly pay for a worker 25 or older.

Poverty rate

20%

About 1 in 5 residents

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

Simpson County Marital Status

48% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married48%51%46%
Never married30%32%28%
Divorced11%12%11%
Widowed8%3%12%
Separated3%3%3%

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