Marble, CO demographics:
population, income, and more

Total population
309
30.9% year-over-year change
Median household income
$170,793/yr
2.9% year-over-year change
Housing units
193
35.0% year-over-year change

Marble population

How many people live in Marble

Marble is home to 309 residents, according to the most recent Census data. Gender-wise, 56.6% of Marble locals are male, and 43.4% are female.

Total population
309
30.9% year-over-year change
Gender ratio
Male
56.6%
175
Female
43.4%
134
Value Percent YoY change
Male 175 56.6% 13.6%
Female 134 43.4% 63.4%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Marble is 36, with the population distributed as follows: about 13.6% are children under 15, then 34.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 17.5% of the population, while another 14.6% fall into the 45 to 64 bracket. Finally, around 19.7% are 65 or older.

Median age
36
Age breakdown
Under 15
13.6%
15 to 24
34.6%
25 to 44
17.5%
45 to 64
14.6%
Over 65
19.7%
Value Percent YoY change
Under 15 42 13.6% -6.7%
15 to 24 107 34.6% 87.7%
25 to 44 54 17.5% 38.5%
45 to 64 45 14.6% 7.1%
Over 65 61 19.7% 15.1%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

There’s also a share of 1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 309 100% 30.9%
Racial breakdown
White
97.4%
Black or African American
0%
American Indian and Alaska Native
0.6%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
1%
Other
1%
Value Percent
White 301 97.4%
American Indian and Alaska Native 2 0.6%
Two or more races 3 1%
Other 3 1%

Households in Marble

A peek inside Marble households

Marble has 155 households, with an average of 2 members in each. Of these, 51% are families, while the remaining 49% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
155
40.9% year-over-year change
Average people per household
2
Non-family households
76
Family households
79
Value Percent YoY change
Non-family households 76 49% 46.1%
Family households 79 51% 36.2%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Marble

The housing landscape of Marble

Marble's housing consists of 193 units, with 88.1% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.7% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.5% of the housing landscape.

Housing units
193
35.0% year-over-year change
Housing types
Value Percent
1 unit, detached 170 88.1%
1 unit, attached 9 4.7%
2 units 13 6.7%
Mobile home 1 0.5%
Homes built since 2020
0
% year-over-year change

The age of buildings in Marble

In Marble, the median construction year is 1988. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 7 3.6% 0.0%
Built between 1950 and 1959 13 6.7% 0.0%
Built between 1960 and 1969 54 28% 74.2%
Built between 1970 and 1979 10 5.2% 25.0%
Built between 1980 and 1989 15 7.8% 50.0%
Built between 1990 and 1999 64 33.2% 36.2%
Built between 2000 and 2009 30 15.5% 11.1%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Marble occupancy rates

Out of the 155 occupied housing units in Marble, 60% are owner-occupied, while 40% are lived in by tenants. Meanwhile, 19.7% of all homes on the local market sit vacant.

Occupied housing units
155
40.9% year-over-year change
Occupancy breakdown
Renter occupied
62
Owner occupied
93
Value Percent YoY
change
Renter occupied 62 40% 44.2%
Owner occupied 93 60% 38.8%
Unoccupied housing units
19.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Marble housing costs

Median housing costs per month
$2,172/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.

Education in Marble

Marble education at a glance

About 10.6% of the population in Marble went to high school, while 29.3% pursued college studies. Another 9.1% earned an associate degree and 36.1% hold a bachelor’s. Meanwhile, 14.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
High school diploma 28 10.6% 0.0%
College diploma 77 29.3% 67.4%
Associate degree 24 9.1% 100.0%
Bachelor's degree 95 36.1% 30.1%
Graduate degree 39 14.8% 25.8%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Marble

How much people earn in Marble

The average annual household income in Marble was $169,415 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -3.6% change from the previous year. At the same time, the median income stood at $170,793, reflecting a +2.9% shift over the same period.

Average household income in Marble
$169,415/year
-3.6% year-over-year change
Median household income in Marble
$170,793/year
2.9% year-over-year change

Marble income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $138,571 overall. Overall, 98.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $138,571 4.4%
Above poverty level
303
Below poverty level
4
Value Percent YoY
change
Above poverty level 303 98.7% 30.6%
Below poverty level 4 1.3% 33.3%

Average renter income in Marble

To get a better sense of what renters earn on average in Marble, their median household income was $91,250 according to 2022 Census data.

Renter median household income
$91,250
Rent-to-income ratio
0%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Marble

Workforce and job types in Marble

The job market in Marble is powered by 228 working residents, spread across a range of industries and roles. 95.2% of the working population are employed in professional or administrative positions, while 4.8% are in hands-on or service-based jobs. Also, 10.1% run their own businesses, 69.3% are employed by private companies, and 8.8% work in the public sector.

Workforce demographics

Working population
228
47.1% year-over-year change
White collar
217
Blue collar
11
Value Percent YoY change
White collar 217 95.2% 45.6%
Blue collar 11 4.8% 83.3%
Employer type
Self employees
10.1%
Private companies
69.3%
Governmental workers
8.8%
Not for profit companies
11.8%
Value Percent YoY change
Self employees 23 10.1% 64.3%
Private companies 158 69.3% 46.3%
Governmental workers 20 8.8% 33.3%
Not for profit companies 27 11.8% 50.0%
Unemployment rate
0.4%
0.0% year-over-year change

Available workforce

The unemployment rate in Marble stands at 0.4%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Marble

How people get around in Marble

Commuting methods vary: 86.5% of residents travel by personal vehicle and 12.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 186 86.5% 52.5%
Walk 26 12.1% -16.1%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Marble by zipcode?

Zipcode Population Number of households Median income Average income
81623 15,067 6,362 $109,661 $153,826

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FAQs about Marble demographics 

What is the total population of Marble?

Marble has a total population of 309 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +30.9% compared to a year ago.

What is the gender ratio in Marble?

The gender ratio in Marble is as follows:
  • 56.6% males (175 residents)
  • 43.4% females (134 residents)

What is the median age in Marble?

The median age in Marble is 36.

What is the age distribution of the population in Marble?

The age distribution in Marble is as follows:
  • Under 15: 13.6% (42 residents)
  • Ages 15-24: 34.6% (107 residents)
  • Ages 25-44: 17.5% (54 residents)
  • Ages 45-64: 14.6% (45 residents)
  • Over 65: 19.7% (61 residents)

What is the racial and ethnic makeup of Marble?

The racial and ethnic makeup of Marble is as follows:
  • White: 97.4% (301 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0.6% (2 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 1% (3 residents)
  • Other: 1% (3 residents)

What percentage of the population in Marble are U.S.-born citizens?

U.S.-born citizens represent 100% of the population in Marble.

How many housing units are there in Marble?

There are 193 housing units in Marble, reflecting a +35.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Marble and what is the average household size?

Marble has a total of 155 households, with an average of 2 people in each.

What is the median household income in Marble?

Marble has a median household income of $170,793, representing a +2.9% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Marble?

The employment rate is 99.6% in Marble, with a workforce of 228 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 95.2% (217 residents)
  • Blue-collar workers: 4.8% (11 residents)

Places of employment:
  • Self-employed: 10.1% (23 residents)
  • Private companies: 69.3% (158 residents)
  • Governmental workers: 8.8% (20 residents)
  • Not-for-profit companies: 11.8% (27 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025