Lake County, Colorado Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 42nd-largest in Colorado
The population of Lake County, Colorado is 7,411 as of the 2023 American Community Survey, making it the 42nd-largest county in Colorado. The median household income is $93,655, the median home value is $401,300, and the median age is 36.9.
The population of Lake County has grown 1.5% since 2010 (7,263 → 7,369), a +0.10% annualized rate.
7,411
Population
+0.10%
Annual growth
20
People / sq mi
$93,655
Median Income
$401,300
Median Home Value
Lake County covers 377 sq mi of land at 19.7 people per square mile.
About Lake County, CO
Lake County is defined demographically by education — 46.1% of adults hold a bachelor’s degree, above the national average. With 7,411 residents, Lake County is a county in Colorado. It ranks #42 among counties in Colorado by population.
Income is a real outlier — the median household pulls in $93,655, putting Lake County near the top of US counties. Poverty is relatively low for US counties at 5.6%, below the national 12.4%. Housing is expensive: the median home is worth $401,300, with typical rent around $1,599.
The population is unusually well-credentialed for US counties — 46.1% of adults have a four-year degree, above the national 35.0%. Remote work is below the national 14.0% at 6.6%, and the average commute runs about 27 minutes each way.
The education numbers are the throughline: a college-heavy population in Lake County usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Lake County Population History (2010-2024)
The county of Lake County had a population of 7,263 in 2010 and 7,369 in 2024, a 1.5% growth over 14 years. The peak was 8,072 in 2019. Average annual growth rate: 0.14%.
7,369
Population (2024)
7,263
Population (2010)
8,072
Peak (2019)
0.14%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 7,263 |
| 2011 | 7,344 |
| 2012 | 7,259 |
| 2013 | 7,276 |
| 2014 | 7,333 |
| 2015 | 7,455 |
| 2016 | 7,591 |
| 2017 | 7,769 |
| 2018 | 7,807 |
| 2019 | 8,072 |
| 2020 | 7,413 |
| 2021 | 7,400 |
| 2022 | 7,356 |
| 2023 | 7,367 |
| 2024 | 7,369 |
Race & Ethnicity
| White | 67.7% |
| Black or African American | 0.1% |
| Asian | 0.3% |
| Hispanic or Latino (any race) | 4.5% |
| Two or More Races | 0.0% |
Age & Sex
36.9
Median Age
49.1%
Female
50.9%
Male
13.2%
Age 65+
Age Distribution
Children (under 15): 15.3% · Seniors (65+): 13.2%
Income & Poverty
| Median household income | $93,655+$1,185 vs state |
| Mean household income | $108,464 |
| Per-capita income | $49,180 |
| Poverty rate | 5.6%-0.3% vs state |
| Unemployment rate | 1.8% |
| Employment-to-population | 74.9% |
Top Industries by Employment
The largest employment sector in Lake County is professional & business services, accounting for 23.3% of workers.
How residents commute
0.0%
Drive alone
5.5%
Carpool
66.5%
Public transit
6.6%
Work from home
27.2 min
Avg commute
Housing
$401,300$-100,900 vs state
Median home value
$1,599
Median rent
76.0%
Homeownership rate
4,033
Total housing units
73.4%
Occupied
26.6%
Vacant
24.0%
Renter-occupied
Social & access
86.7%
With health insurance
94.4%
With broadband internet
47.5%
Foreign-born
7.5%
Veterans (18+)
10.0%
With a disability
82.1%
Speak language other than English at home
Education
91.9%
High School+
46.1%
Bachelor's+
Largest cities in Colorado
Other counties in Colorado
Part of Colorado
Metro areas in Colorado
County rankings
Frequently Asked Questions
Lake County, Colorado has a population of 7,411 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 42nd-largest county in Colorado. Population density is 20 people per square mile.
The population of Lake County has grown 1.5% since 2010 (7,263 → 7,369), a +0.10% annualized rate.
The median household income in Lake County, Colorado is $93,655, with mean (average) household income of $108,464 and per-capita income of $49,180. 5.6% of residents live below the federal poverty level.
In Lake County, the largest racial and ethnic groups are White (67.7%), Hispanic or Latino (4.5%), Asian (0.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Lake County, Colorado is 36.9 years. Residents are 49.1% female and 50.9% male.
The median home value in Lake County is $401,300 and median monthly rent is $1,599. 76.0% of occupied housing units are owner-occupied. The county has 4,033 total housing units, 26.6% of which are vacant.
The largest employment sector in Lake County, Colorado is professional, scientific, and management services, employing 23.3% of workers. The unemployment rate is 1.8%.
Denver is among the largest cities associated with Lake County, Colorado, with a population of 713,734.
Lake County, CO Climate
Lake County, CO has an average annual temperature of 1.2°C (34°F) and receives about 436 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
1.2°C
Avg Temp
436
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -9° / 16° | 36 mm |
| February | -8° / 17° | 30 mm |
| March | -5° / 23° | 36 mm |
| April | -1° / 29° | 34 mm |
| May | 4° / 40° | 32 mm |
| June | 9° / 49° | 30 mm |
| July | 13° / 55° | 51 mm |
| August | 12° / 53° | 53 mm |
| September | 8° / 47° | 37 mm |
| October | 3° / 37° | 28 mm |
| November | -4° / 26° | 32 mm |
| December | -8° / 18° | 37 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Lake County, CO
The most comfortable months to visit Lake County, CO are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 22°C high). The coldest is January (near -17°C low). August is usually the wettest month.
Where to stay near Lake County
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Population, race, income, age, and trends across Colorado
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.