Madison County Population

1810–2026

443.96K

2026 projection

13.7% since 2020 (increase)

0100K200K300K400K500K1850190019502000

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 Madison County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026443,961+10,4452.41%
2025433,516+10,4452.47%
2024423,071+9,6602.34%
2023413,411+9,3412.31%
2022404,070+7,3221.85%
2021396,748+6,2331.60%
2020390,515+17,9684.82%
2019372,547+5,1611.40%
2018367,386+5,3251.47%
2017362,061+5,0761.42%

Showing 10 of 36 years.

Madison County Demographics

38.2median age

Median age

Female39.5 yrs
Male36.9 yrs

Adults

318,000
63,754 seniors (65+) · 20% of adults254,246 other adults

Sex

Female 50.7% · 205,875Male 49.3% · 199,843

Population by age

MaleFemale85+ years, male: 2,31885+ years, female: 4,71880–84 years, male: 3,54880–84 years, female: 4,36375–79 years, male: 4,83675–79 years, female: 6,13270–74 years, male: 7,23770–74 years, female: 9,28065–69 years, male: 10,54865–69 years, female: 10,77460–64 years, male: 14,11760–64 years, female: 14,50355–59 years, male: 13,35255–59 years, female: 13,73150–54 years, male: 12,32950–54 years, female: 12,93745–49 years, male: 11,33145–49 years, female: 12,00940–44 years, male: 12,68840–44 years, female: 13,34535–39 years, male: 13,58435–39 years, female: 13,12630–34 years, male: 14,69830–34 years, female: 14,44225–29 years, male: 14,86725–29 years, female: 14,02020–24 years, male: 13,87520–24 years, female: 13,56115–19 years, male: 13,79515–19 years, female: 13,45810–14 years, male: 13,13410–14 years, female: 11,9885–9 years, male: 11,8955–9 years, female: 12,2460–4 years, male: 11,6910–4 years, female: 11,24285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45K5K10K10K

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 4,057 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

Madison County Income

$86,499median household income

Median household income

$86,499

Half of households earn more, half earn less

Median earnings

$56,527

Typical yearly pay for a worker 25 or older.

Poverty rate

10.1%

About 1 in 10 residents

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

Madison 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 married33%35%30%
Divorced11%10%12%
Widowed6%2%9%
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