Monticello Population

1860–2026

5,618

2026 projection

2% since 2020 (increase)

01K2K3K4K5K6K186018801900192019401960198020002020

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 Monticello. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20265,618+230.41%
20255,595-80.14%
20245,603+270.48%
20235,576+430.78%
20225,533+350.64%
20215,498-120.22%
20205,510+2484.71%
20195,26200.00%
20185,262-80.15%
20175,270+100.19%

Showing 10 of 32 years.

Monticello Demographics

44.5median age

Median age

Female46.3 yrs
Male41.4 yrs

Adults

4,502
1,367 seniors · 30%3,135 other adults

Sex

Female 54% · 2,969Male 46% · 2,527

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 55 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

Monticello Income

$52,798median household income

Median household income

$52,798

Half of households earn more, half earn less

Median earnings

$45,138

Typical yearly pay for a worker 25 or older.

Poverty rate

11.1%

About 1 in 9 residents

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

Monticello Marital Status

38% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married38%41%36%
Never married32%33%31%
Divorced18%17%19%
Widowed11%9%13%
Separated1%1%1%

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