Marble Hill, GA demographics:
population, income, and more

Total population
973
7.0% year-over-year change
Median household income
$90,357/yr
-13.4% year-over-year change
Housing units
428
-9.1% year-over-year change

Marble Hill population

How many people live in Marble Hill

Marble Hill is home to 973 residents, according to the most recent Census data. Gender-wise, 53.8% of Marble Hill locals are male, and 46.2% are female.

Total population
973
7.0% year-over-year change
Gender ratio
Male
53.8%
523
Female
46.2%
450
Value Percent YoY change
Male 523 53.8% 4.4%
Female 450 46.2% 10.3%
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 Hill is 58, with the population distributed as follows: about 7.5% are children under 15, then 10.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 13.4% of the population, while another 37.3% fall into the 45 to 64 bracket. Finally, around 30.9% are 65 or older.

Median age
57.8
Age breakdown
Under 15
7.5%
15 to 24
10.9%
25 to 44
13.4%
45 to 64
37.3%
Over 65
30.9%
Value Percent YoY change
Under 15 73 7.5% 37.7%
15 to 24 106 10.9% 17.8%
25 to 44 130 13.4% 1.6%
45 to 64 363 37.3% 3.1%
Over 65 301 30.9% 5.2%
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

In Marble Hill, 97.2% of the population are US-born citizens, while 2.8% have gained naturalized citizenship. There’s also a share of 3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.2%
Non-U.S.-born citizens
2.8%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 946 97.2% 7.0%
Non-U.S.-born citizens 27 2.8% 8.0%
Racial breakdown
White
97%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3%
Other
0%
Value Percent
White 944 97%
Two or more races 29 3%

Households in Marble Hill

A peek inside Marble Hill households

Marble Hill has 366 households, with an average of 3 members in each. Of these, 85.2% are families, while the remaining 14.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
366
9.9% year-over-year change
Average people per household
3
Non-family households
54
Family households
312
Value Percent YoY change
Non-family households 54 14.8% 134.8%
Family households 312 85.2% 0.7%
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 Hill

The housing landscape of Marble Hill

Marble Hill's housing consists of 428 units, with 83.6% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 16.4% of the housing landscape.

Housing units
428
-9.1% year-over-year change
Housing types
Value Percent
1 unit, detached 358 83.6%
Mobile home 70 16.4%
Homes built since 2020
% year-over-year change

The age of buildings in Marble Hill

In Marble Hill, the median construction year is 1991. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built between 1960 and 1969 59 13.8% 1.7%
Built between 1970 and 1979 48 11.2% -11.1%
Built between 1980 and 1989 91 21.3% 24.7%
Built between 1990 and 1999 134 31.3% 3.9%
Built between 2000 and 2009 64 15% -48.8%
Built between 2010 and 2019 32 7.5% 0.0%
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 Hill occupancy rates

Out of the 366 occupied housing units in Marble Hill, 94% are owner-occupied, while 6% are lived in by tenants. Meanwhile, 14.5% of all homes on the local market sit vacant.

Occupied housing units
366
9.9% year-over-year change
Occupancy breakdown
Renter occupied
22
Owner occupied
344
Value Percent YoY
change
Renter occupied 22 6% -18.5%
Owner occupied 344 94% 12.4%
Unoccupied housing units
14.5%
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 Hill housing costs

Median housing costs per month
$1,173/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 Hill

Marble Hill education at a glance

About 36.8% of the population in Marble Hill went to high school, while 20.8% pursued college studies. Another 6.7% earned an associate degree and 27.3% hold a bachelor’s. Meanwhile, 4.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 30 3.6% -18.9%
High school diploma 303 36.8% 10.6%
College diploma 171 20.8% 11.0%
Associate degree 55 6.7% -8.3%
Bachelor's degree 225 27.3% -7.4%
Graduate degree 40 4.8% 33.3%
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 Hill

How much people earn in Marble Hill

The average annual household income in Marble Hill was $107,256 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1.9% change from the previous year. At the same time, the median income stood at $90,357, reflecting a -13.4% shift over the same period.

Average household income in Marble Hill
$107,256/year
-1.9% year-over-year change
Median household income in Marble Hill
$90,357/year
-13.4% year-over-year change

Marble Hill income by age

Overall, 90.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Above poverty level
879
Below poverty level
94
Value Percent YoY
change
Above poverty level 879 90.3% 2.3%
Below poverty level 94 9.7% 88.0%

Employment in Marble Hill

Workforce and job types in Marble Hill

80.5% of the working population are employed in professional or administrative positions, while 19.5% are in hands-on or service-based jobs. Also, 17.8% run their own businesses, 59.6% are employed by private companies, and 20.3% work in the public sector.

Workforce demographics

White collar
397
Blue collar
96
Value Percent YoY change
White collar 397 80.5% 1.5%
Blue collar 96 19.5% -7.7%
Employer type
Self employees
17.8%
Private companies
59.6%
Governmental workers
20.3%
Not for profit companies
2.2%
Value Percent YoY change
Self employees 88 17.8% -17.0%
Private companies 294 59.6% 5.0%
Governmental workers 100 20.3% 0.0%
Not for profit companies 11 2.2% 22.2%

Transportation in Marble Hill

How people get around in Marble Hill

Means of transportation
Value Percent YoY change
Car 268 100% 9.4%
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 Hill by zipcode?

Zipcode Population Number of households Median income Average income
30148 973 366 $90,357 $107,257

Explore more communities

FAQs about Marble Hill demographics 

What is the total population of Marble Hill?

Marble Hill has a total population of 973 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 +7.0% compared to a year ago.

What is the gender ratio in Marble Hill?

The gender ratio in Marble Hill is as follows:
  • 53.8% males (523 residents)
  • 46.2% females (450 residents)

What is the median age in Marble Hill?

The median age in Marble Hill is 57.8.

What is the age distribution of the population in Marble Hill?

The age distribution in Marble Hill is as follows:
  • Under 15: 7.5% (73 residents)
  • Ages 15-24: 10.9% (106 residents)
  • Ages 25-44: 13.4% (130 residents)
  • Ages 45-64: 37.3% (363 residents)
  • Over 65: 30.9% (301 residents)

What is the racial and ethnic makeup of Marble Hill?

The racial and ethnic makeup of Marble Hill is as follows:
  • White: 97% (944 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 3% (29 residents)
  • Other: 0% ( residents)

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

U.S.-born citizens represent 97.2% of the population in Marble Hill.

How many housing units are there in Marble Hill?

There are 428 housing units in Marble Hill, reflecting a -9.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Marble Hill has a total of 366 households, with an average of 3 people in each.

What is the median household income in Marble Hill?

Marble Hill has a median household income of $90,357, representing a -13.4% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Marble Hill?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 80.5% (397 residents)
  • Blue-collar workers: 19.5% (96 residents)

Places of employment:
  • Self-employed: 17.8% (88 residents)
  • Private companies: 59.6% (294 residents)
  • Governmental workers: 20.3% (100 residents)
  • Not-for-profit companies: 2.2% (11 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