Treasure Island, FL demographics:
population, income, and more

Total population
6,553
-0.2% year-over-year change
Median household income
$87,107/yr
5.8% year-over-year change
Housing units
6,192
1.2% year-over-year change

Treasure Island population

How many people live in Treasure Island

Treasure Island is home to 6,553 residents, according to the most recent Census data. Gender-wise, 46.8% of Treasure Island locals are male, and 53.2% are female.

Total population
6,553
-0.2% year-over-year change
Gender ratio
Male
46.8%
3,066
Female
53.2%
3,487
Value Percent YoY change
Male 3,066 46.8% -0.6%
Female 3,487 53.2% 0.1%
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 Treasure Island is 63, with the population distributed as follows: about 3.5% are children under 15, then 1.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 13% of the population, while another 38.6% fall into the 45 to 64 bracket. Finally, around 43.4% are 65 or older.

Median age
62.7
Age breakdown
Under 15
3.5%
15 to 24
1.4%
25 to 44
13%
45 to 64
38.6%
Over 65
43.4%
Value Percent YoY change
Under 15 230 3.5% 12.8%
15 to 24 91 1.4% -60.6%
25 to 44 855 13% 18.1%
45 to 64 2,533 38.6% -3.3%
Over 65 2,844 43.4% 1.9%
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 Treasure Island, 90.5% of the population are US-born citizens, while 7.4% have gained naturalized citizenship. At the same time, 2.1% of residents are non-citizens. As for race, 92.5% of locals are Caucasian, 2.2% are African American and 0.3% have Asian roots. There’s also a share of 4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90.5%
Non-U.S.-born citizens
7.4%
Non-citizens
2.1%
Value Percent YoY change
U.S.-born citizens 5,932 90.5% -0.8%
Non-U.S.-born citizens 484 7.4% 9.3%
Non-citizens 137 2.1% -6.8%
Racial breakdown
White
92.5%
Black or African American
2.2%
American Indian and Alaska Native
0%
Asian
0.3%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
4%
Other
0.9%
Value Percent
White 6,064 92.5%
Black or African American 141 2.2%
Asian 20 0.3%
Native Hawaiian and other Pacific Islander 9 0.1%
Two or more races 261 4%
Other 58 0.9%

Households in Treasure Island

A peek inside Treasure Island households

Treasure Island has 3,853 households, with an average of 2 members in each. Of these, 47.2% are families, while the remaining 52.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
3,853
2.0% year-over-year change
Average people per household
2
Non-family households
2,034
Family households
1,819
Value Percent YoY change
Non-family households 2,034 52.8% 13.0%
Family households 1,819 47.2% -8.0%
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 Treasure Island

The housing landscape of Treasure Island

Treasure Island's housing consists of 6,192 units, with 35.7% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 8.7% 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 0.8% of the housing landscape.

Housing units
6,192
1.2% year-over-year change
Housing types
Value Percent
1 unit, detached 2,211 35.7%
1 unit, attached 537 8.7%
2 units 189 3%
3 or 4 units 514 8.3%
5 to 9 units 588 9.5%
10 to 19 units 781 12.6%
20 to 49 units 529 8.5%
50 or more units 776 12.5%
Mobile home 47 0.8%
Boat, RV, van, etc. 20 0.3%
Homes built since 2020
0
% year-over-year change

The age of buildings in Treasure Island

In Treasure Island, the median construction year is 1970. About 4.7% of homes were built before the 1940s, with another 4.4% going up by 1949. 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 292 4.7% 13.6%
Built between 1940 and 1949 270 4.4% -6.6%
Built between 1950 and 1959 1,092 17.6% 22.1%
Built between 1960 and 1969 1,473 23.8% 23.9%
Built between 1970 and 1979 1,534 24.8% -3.8%
Built between 1980 and 1989 894 14.4% -16.4%
Built between 1990 and 1999 240 3.9% -25.7%
Built between 2000 and 2009 213 3.4% -36.0%
Built between 2010 and 2019 184 3% 7.0%
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.

Treasure Island occupancy rates

Out of the 3,853 occupied housing units in Treasure Island, 74.4% are owner-occupied, while 25.6% are lived in by tenants. Meanwhile, 37.8% of all homes on the local market sit vacant.

Occupied housing units
3,853
2.0% year-over-year change
Occupancy breakdown
Renter occupied
986
Owner occupied
2,867
Value Percent YoY
change
Renter occupied 986 25.6% 6.1%
Owner occupied 2,867 74.4% 0.7%
Unoccupied housing units
37.8%
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.

Treasure Island housing costs

Housing costs in Treasure Island come to a median of $1,689 per month, while tenants specifically pay a median gross rent of $1,631.

Median housing costs per month
$1,689/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 Treasure Island
$1,631/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 Treasure Island

Treasure Island education at a glance

About 17.6% of the population in Treasure Island went to high school, while 23% pursued college studies. Another 9.3% earned an associate degree and 34.3% hold a bachelor’s. Meanwhile, 15.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 19 0.3% -34.5%
High school diploma 1,115 17.6% -0.5%
College diploma 1,457 23% -0.3%
Associate degree 588 9.3% 7.7%
Bachelor's degree 2,170 34.3% 2.4%
Graduate degree 974 15.4% -6.9%
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 Treasure Island

How much people earn in Treasure Island

The average annual household income in Treasure Island was $138,791 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -4.9% change from the previous year. At the same time, the median income stood at $87,107, reflecting a +5.8% shift over the same period.

Average household income in Treasure Island
$138,791/year
-4.9% year-over-year change
Median household income in Treasure Island
$87,107/year
5.8% year-over-year change

Treasure Island income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $121,902 overall. Overall, 93.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $121,902 -10.7%
Over 65 $70,636 -2.1%
Above poverty level
6,112
Below poverty level
441
Value Percent YoY
change
Above poverty level 6,112 93.3% -2.2%
Below poverty level 441 6.7% 39.1%

Average renter income in Treasure Island

To get a better sense of what renters earn on average in Treasure Island, their median household income was $49,684 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 39.4%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$49,684
Rent-to-income ratio
39.4%
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 Treasure Island

Workforce and job types in Treasure Island

The job market in Treasure Island is powered by 3,009 working residents, spread across a range of industries and roles. 93.7% of the working population are employed in professional or administrative positions, while 6.3% are in hands-on or service-based jobs. Also, 16% run their own businesses, 71.5% are employed by private companies, and 5.9% work in the public sector.

Workforce demographics

Working population
3,009
0.7% year-over-year change
White collar
2,819
Blue collar
190
Value Percent YoY change
White collar 2,819 93.7% -0.0%
Blue collar 190 6.3% 13.8%
Employer type
Self employees
16%
Private companies
71.5%
Governmental workers
5.9%
Not for profit companies
6.6%
Value Percent YoY change
Self employees 481 16% -11.1%
Private companies 2,151 71.5% 2.1%
Governmental workers 177 5.9% -14.1%
Not for profit companies 200 6.6% 49.2%
Unemployment rate
4.3%
-22.5% year-over-year change

Available workforce

The unemployment rate in Treasure Island stands at 4.3%, 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 Treasure Island

How people get around in Treasure Island

Commuting methods vary: 61.4% of residents travel by personal vehicle and 0.1% 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 1,833 61.4% -6.7%
Taxicab 9 0.3% 0.0%
Walk 3 0.1% -25.0%
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 Treasure Island by zipcode?

Zipcode Population Number of households Median income Average income
33706 15,298 8,815 $104,359 $157,924

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FAQs about Treasure Island demographics 

What is the total population of Treasure Island?

Treasure Island has a total population of 6,553 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 -0.2% compared to a year ago.

What is the gender ratio in Treasure Island?

The gender ratio in Treasure Island is as follows:
  • 46.8% males (3,066 residents)
  • 53.2% females (3,487 residents)

What is the median age in Treasure Island?

The median age in Treasure Island is 62.7.

What is the age distribution of the population in Treasure Island?

The age distribution in Treasure Island is as follows:
  • Under 15: 3.5% (230 residents)
  • Ages 15-24: 1.4% (91 residents)
  • Ages 25-44: 13% (855 residents)
  • Ages 45-64: 38.6% (2,533 residents)
  • Over 65: 43.4% (2,844 residents)

What is the racial and ethnic makeup of Treasure Island?

The racial and ethnic makeup of Treasure Island is as follows:
  • White: 92.5% (6,064 residents)
  • Black or African American: 2.2% (141 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0.3% (20 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (9 residents)
  • Two or More Races: 4% (261 residents)
  • Other: 0.9% (58 residents)

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

U.S.-born citizens represent 90.5% of the population in Treasure Island.

How many housing units are there in Treasure Island?

There are 6,192 housing units in Treasure Island, reflecting a +1.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Treasure Island has a total of 3,853 households, with an average of 2 people in each.

What is the median household income in Treasure Island?

Treasure Island has a median household income of $87,107, representing a +5.8% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Treasure Island?

The employment rate is 95.7% in Treasure Island, with a workforce of 3,009 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 93.7% (2,819 residents)
  • Blue-collar workers: 6.3% (190 residents)

Places of employment:
  • Self-employed: 16% (481 residents)
  • Private companies: 71.5% (2,151 residents)
  • Governmental workers: 5.9% (177 residents)
  • Not-for-profit companies: 6.6% (200 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