Hollow Rock, TN demographics:
population, income, and more

Total population
739
5.4% year-over-year change
Median household income
$40,000/yr
-2.7% year-over-year change
Housing units
343
-0.3% year-over-year change

Hollow Rock population

How many people live in Hollow Rock

Hollow Rock is home to 739 residents, according to the most recent Census data. Gender-wise, 50.9% of Hollow Rock locals are male, and 49.1% are female.

Total population
739
5.4% year-over-year change
Gender ratio
Male
50.9%
376
Female
49.1%
363
Value Percent YoY change
Male 376 50.9% -4.3%
Female 363 49.1% 17.9%
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 Hollow Rock is 35, with the population distributed as follows: about 22.5% are children under 15, then 13.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 21.4% of the population, while another 27.7% fall into the 45 to 64 bracket. Finally, around 14.8% are 65 or older.

Median age
35.4
Age breakdown
Under 15
22.5%
15 to 24
13.7%
25 to 44
21.4%
45 to 64
27.7%
Over 65
14.8%
Value Percent YoY change
Under 15 166 22.5% 28.7%
15 to 24 101 13.7% -1.0%
25 to 44 158 21.4% 36.2%
45 to 64 205 27.7% -8.1%
Over 65 109 14.8% -16.8%
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 Hollow Rock, 95% of the population are US-born citizens, while 2.7% have gained naturalized citizenship. At the same time, 2.3% of residents are non-citizens. There’s also a share of 7.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95%
Non-U.S.-born citizens
2.7%
Non-citizens
2.3%
Value Percent YoY change
U.S.-born citizens 702 95% 0.7%
Non-U.S.-born citizens 20 2.7% 900.0%
Non-citizens 17 2.3% 750.0%
Racial breakdown
White
89.7%
Black or African American
1.6%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7.8%
Other
0.8%
Value Percent
White 663 89.7%
Black or African American 12 1.6%
Two or more races 58 7.8%
Other 6 0.8%

Households in Hollow Rock

A peek inside Hollow Rock households

Hollow Rock has 294 households, with an average of 3 members in each. Of these, 57.1% are families, while the remaining 42.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
294
1.0% year-over-year change
Average people per household
3
Non-family households
126
Family households
168
Value Percent YoY change
Non-family households 126 42.9% -5.3%
Family households 168 57.1% 6.3%
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 Hollow Rock

The housing landscape of Hollow Rock

Hollow Rock's housing consists of 343 units, with 72.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.5% 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 25.7% of the housing landscape.

Housing units
343
-0.3% year-over-year change
Housing types
Value Percent
1 unit, detached 248 72.3%
1 unit, attached 5 1.5%
2 units 2 0.6%
Mobile home 88 25.7%
Homes built since 2020
2
0.0% year-over-year change

The age of buildings in Hollow Rock

In Hollow Rock, the median construction year is 1969. About 4.4% of homes were built before the 1940s, with another 12% going up by 1949. Most development happened in the second half of the 20th century. Then, 2.9% of homes were added from 2000 to 2009, 0.3% between 2010 and 2019, and 0.6% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 15 4.4% 0.0%
Built between 1940 and 1949 41 12% 13.9%
Built between 1950 and 1959 22 6.4% 69.2%
Built between 1960 and 1969 107 31.2% 7.0%
Built between 1970 and 1979 55 16% -11.3%
Built between 1980 and 1989 55 16% 3.8%
Built between 1990 and 1999 35 10.2% 25.0%
Built between 2000 and 2009 10 2.9% -54.5%
Built between 2010 and 2019 1 0.3% -92.3%
Built in 2020 or later 2 0.6% 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.

Hollow Rock occupancy rates

Out of the 294 occupied housing units in Hollow Rock, 59.2% are owner-occupied, while 40.8% are lived in by tenants. Meanwhile, 14.3% of all homes on the local market sit vacant.

Occupied housing units
294
1.0% year-over-year change
Occupancy breakdown
Renter occupied
120
Owner occupied
174
Value Percent YoY
change
Renter occupied 120 40.8% 10.1%
Owner occupied 174 59.2% -4.4%
Unoccupied housing units
14.3%
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.

Hollow Rock housing costs

Housing costs in Hollow Rock come to a median of $565 per month, while tenants specifically pay a median gross rent of $521.

Median housing costs per month
$565/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.
Median gross rent in Hollow Rock
$521/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Hollow Rock

Hollow Rock education at a glance

About 56.4% of the population in Hollow Rock went to high school, while 25% pursued college studies. Another 7.3% earned an associate degree and 5.8% hold a bachelor’s. Meanwhile, 4.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 6 1.1% -50.0%
High school diploma 311 56.4% 9.1%
College diploma 138 25% -16.4%
Associate degree 40 7.3% -2.4%
Bachelor's degree 32 5.8% -20.0%
Graduate degree 24 4.4% 26.3%
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 Hollow Rock

How much people earn in Hollow Rock

The average annual household income in Hollow Rock was $58,055 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.5% change from the previous year. At the same time, the median income stood at $40,000, reflecting a -2.7% shift over the same period.

Average household income in Hollow Rock
$58,055/year
-0.5% year-over-year change
Median household income in Hollow Rock
$40,000/year
-2.7% year-over-year change

Hollow Rock income by age

In Hollow Rock, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $50,625. Those with someone between 45 and 64 in charge, often well established professionally, earn $39,744 overall. Overall, 72.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $50,625 -0.9%
45 - 64 $39,744 -21.1%
Over 65 $36,417 6.2%
Above poverty level
537
Below poverty level
202
Value Percent YoY
change
Above poverty level 537 72.7% -1.8%
Below poverty level 202 27.3% 31.2%

Average renter income in Hollow Rock

To get a better sense of what renters earn on average in Hollow Rock, their median household income was $35,847 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 17.4%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$35,847
Rent-to-income ratio
17.4%
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 Hollow Rock

Workforce and job types in Hollow Rock

The job market in Hollow Rock is powered by 303 working residents, spread across a range of industries and roles. 66% of the working population are employed in professional or administrative positions, while 34% are in hands-on or service-based jobs. Also, 16.5% run their own businesses, 52.8% are employed by private companies, and 21.8% work in the public sector.

Workforce demographics

Working population
303
-2.6% year-over-year change
White collar
200
Blue collar
103
Value Percent YoY change
White collar 200 66% 1.0%
Blue collar 103 34% -8.8%
Employer type
Self employees
16.5%
Private companies
52.8%
Governmental workers
21.8%
Not for profit companies
8.9%
Value Percent YoY change
Self employees 50 16.5% 2.0%
Private companies 160 52.8% -14.9%
Governmental workers 66 21.8% -1.5%
Not for profit companies 27 8.9% 285.7%
Unemployment rate
7.1%
-14.8% year-over-year change

Available workforce

The unemployment rate in Hollow Rock stands at 7.1%, 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 Hollow Rock

How people get around in Hollow Rock

In Hollow Rock, the average commute time is 23 minutes.

Commute time
23 min
Means of transportation
Value Percent YoY change
Car 288 97.6% 3.2%
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 Hollow Rock by zipcode?

Zipcode Population Number of households Median income Average income
38342 1,183 520 $38,466 $57,353

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FAQs about Hollow Rock demographics 

What is the total population of Hollow Rock?

Hollow Rock has a total population of 739 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 +5.4% compared to a year ago.

What is the gender ratio in Hollow Rock?

The gender ratio in Hollow Rock is as follows:
  • 50.9% males (376 residents)
  • 49.1% females (363 residents)

What is the median age in Hollow Rock?

The median age in Hollow Rock is 35.4.

What is the age distribution of the population in Hollow Rock?

The age distribution in Hollow Rock is as follows:
  • Under 15: 22.5% (166 residents)
  • Ages 15-24: 13.7% (101 residents)
  • Ages 25-44: 21.4% (158 residents)
  • Ages 45-64: 27.7% (205 residents)
  • Over 65: 14.8% (109 residents)

What is the racial and ethnic makeup of Hollow Rock?

The racial and ethnic makeup of Hollow Rock is as follows:
  • White: 89.7% (663 residents)
  • Black or African American: 1.6% (12 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 7.8% (58 residents)
  • Other: 0.8% (6 residents)

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

U.S.-born citizens represent 95% of the population in Hollow Rock.

How many housing units are there in Hollow Rock?

There are 343 housing units in Hollow Rock, reflecting a -0.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Hollow Rock has a total of 294 households, with an average of 3 people in each.

What is the median household income in Hollow Rock?

Hollow Rock has a median household income of $40,000, representing a -2.7% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Hollow Rock?

The employment rate is 92.9% in Hollow Rock, with a workforce of 303 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 66% (200 residents)
  • Blue-collar workers: 34% (103 residents)

Places of employment:
  • Self-employed: 16.5% (50 residents)
  • Private companies: 52.8% (160 residents)
  • Governmental workers: 21.8% (66 residents)
  • Not-for-profit companies: 8.9% (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