Lake Monticello Population

2011–2026

11,028

2026 projection

5.5% since 2020 (increase)

02K4K6K8K10K12K20122014201620182020202220242026

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 Lake Monticello. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202611,028+700.64%
202510,958+1380.64%
202310,820-140.13%
202210,834+3963.79%
202110,438-190.18%
202010,457-4053.73%
201910,862+6526.39%
201810,210+4164.25%
20179,794+1091.13%
20169,685+560.58%

Showing 10 of 15 years.

Lake Monticello Demographics

42.1median age

Median age

Female41 yrs
Male43.3 yrs

Adults

8,409
2,626 seniors · 31%5,783 other adults

Sex

Female 54.8% · 5,848Male 45.2% · 4,814

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 107 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

Lake Monticello Income

$106,818median household income

Median household income

$106,818

Half of households earn more, half earn less

Median earnings

$65,070

Typical yearly pay for a worker 25 or older.

Poverty rate

6.7%

About 1 in 15 residents

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

Lake Monticello Marital Status

65% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married65%72%59%
Never married21%20%22%
Divorced7%4%10%
Widowed6%3%9%
Separated1%2%<1%

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