Harbour Island, Tampa, FL demographics:
population, income, and more

Total population
2,247
8.9% year-over-year change
Median household income
$97,320/yr
9.9% year-over-year change
Housing units
1,364
8.8% year-over-year change

Harbour Island population

How many people live in Harbour Island

Harbour Island is home to 2,247 residents, according to the most recent Census data. Gender-wise, 53% of Harbour Island locals are male, and 47% are female.

Total population
2,247
8.9% year-over-year change
Gender ratio
Male
53%
1,192
Female
47%
1,055
Value Percent YoY change
Male 1,192 53% 7.2%
Female 1,055 47% 10.9%
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 Harbour Island is 34, with the population distributed as follows: about 9.4% are children under 15, then 12.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 45.4% of the population, while another 20.6% fall into the 45 to 64 bracket. Finally, around 12% are 65 or older.

Median age
33.8
Age breakdown
Under 15
9.4%
15 to 24
12.6%
25 to 44
45.4%
45 to 64
20.6%
Over 65
12%
Value Percent YoY change
Under 15 212 9.4% -4.1%
15 to 24 284 12.6% 14.5%
25 to 44 1,020 45.4% 15.7%
45 to 64 462 20.6% 2.2%
Over 65 270 12% 4.2%
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 Harbour Island, 78.9% of the population are US-born citizens, while 13.8% have gained naturalized citizenship. At the same time, 7.3% of residents are non-citizens. As for race, 59.3% of locals are Caucasian, 12.8% are African American and 5.5% have Asian roots. Another 0.2% are Indigenous American, 0.2% are Pacific Islanders, while 6.1% identify as another race. There’s also a share of 15.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
78.9%
Non-U.S.-born citizens
13.8%
Non-citizens
7.3%
Value Percent YoY change
U.S.-born citizens 1,773 78.9% 8.8%
Non-U.S.-born citizens 309 13.8% 8.8%
Non-citizens 165 7.3% 10.0%
Racial breakdown
White
59.3%
Black or African American
12.8%
American Indian and Alaska Native
0.2%
Asian
5.5%
Native Hawaiian and other Pacific Islander
0.2%
Two or more races
15.9%
Other
6.1%
Value Percent
White 1,331 59.3%
Black or African American 287 12.8%
American Indian and Alaska Native 4 0.2%
Asian 123 5.5%
Native Hawaiian and other Pacific Islander 5 0.2%
Two or more races 358 15.9%
Other 138 6.1%

Households in Harbour Island

A peek inside Harbour Island households

Harbour Island has 1,247 households, with an average of 2 members in each. Of these, 29.4% are families, while the remaining 70.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,247
10.3% year-over-year change
Average people per household
2
Non-family households
881
Family households
367
Value Percent YoY change
Non-family households 881 70.6% 13.2%
Family households 367 29.4% 4.3%
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 Harbour Island

The housing landscape of Harbour Island

Harbour Island's housing consists of 1,364 units, with 10.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.5% 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 0.1% of the housing landscape.

Housing units
1,364
8.8% year-over-year change
Housing types
Value Percent
1 unit, detached 141 10.3%
1 unit, attached 61 4.5%
2 units 18 1.3%
3 or 4 units 24 1.8%
5 to 9 units 59 4.3%
10 to 19 units 43 3.2%
20 to 49 units 64 4.7%
50 or more units 953 69.9%
Mobile home 1 0.1%
Homes built since 2020
91
78.4% year-over-year change

The age of buildings in Harbour Island

In Harbour Island, the median construction year is 2007. About 7.2% of homes were built before the 1940s, with another 2.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 28.3% of homes were added from 2000 to 2009, 34.5% between 2010 and 2019, and 6.7% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 99 7.2% -12.4%
Built between 1940 and 1949 29 2.1% -9.4%
Built between 1950 and 1959 14 1% -17.6%
Built between 1960 and 1969 28 2% 0.0%
Built between 1970 and 1979 57 4.2% 0.0%
Built between 1980 and 1989 59 4.3% -9.2%
Built between 1990 and 1999 131 9.6% 4.8%
Built between 2000 and 2009 386 28.3% 5.5%
Built between 2010 and 2019 471 34.5% 17.8%
Built in 2020 or later 91 6.7% 78.4%
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.

Harbour Island occupancy rates

Out of the 1,247 occupied housing units in Harbour Island, 27.1% are owner-occupied, while 73% are lived in by tenants. Meanwhile, 8.6% of all homes on the local market sit vacant.

Occupied housing units
1,247
10.3% year-over-year change
Occupancy breakdown
Renter occupied
910
Owner occupied
338
Value Percent YoY
change
Renter occupied 910 73% 16.7%
Owner occupied 338 27.1% -3.4%
Unoccupied housing units
8.6%
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.

Harbour Island housing costs

Housing costs in Harbour Island come to a median of $2,312 per month, while tenants specifically pay a median gross rent of $2,270.

Median housing costs per month
$2,312/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 Harbour Island
$2,270/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 Harbour Island

Harbour Island education at a glance

About 16.4% of the population in Harbour Island went to high school, while 15.5% pursued college studies. Another 6.4% earned an associate degree and 37.9% hold a bachelor’s. Meanwhile, 21.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 45 2.2% -6.2%
High school diploma 328 16.4% -6.8%
College diploma 309 15.5% 16.2%
Associate degree 127 6.4% 42.7%
Bachelor's degree 758 37.9% 9.1%
Graduate degree 432 21.6% 19.0%
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 Harbour Island

How much people earn in Harbour Island

The average annual household income in Harbour Island was $134,356 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2% change from the previous year. At the same time, the median income stood at $97,320, reflecting a +9.9% shift over the same period.

Average household income in Harbour Island
$134,356/year
2.0% year-over-year change
Median household income in Harbour Island
$97,320/year
9.9% year-over-year change

Harbour Island income by age

In Harbour Island, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $120,333. Those with someone between 45 and 64 in charge, often well established professionally, earn $150,536 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $39,112, while those led by someone over 65, many of whom may be retired, have about $27,602 in earnings. Overall, 81.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $39,112 9.4%
25 - 44 $120,333 4.1%
45 - 64 $150,536 5.4%
Over 65 $27,602 8.2%
Above poverty level
1,794
Below poverty level
409
Value Percent YoY
change
Above poverty level 1,794 81.4% 10.1%
Below poverty level 409 18.6% 4.3%

Employment in Harbour Island

Workforce and job types in Harbour Island

92.9% of the working population are employed in professional or administrative positions, while 7.1% are in hands-on or service-based jobs. Also, 11.8% run their own businesses, 69.7% are employed by private companies, and 8.4% work in the public sector.

Workforce demographics

White collar
1,365
Blue collar
105
Value Percent YoY change
White collar 1,365 92.9% 16.0%
Blue collar 105 7.1% 2.9%
Employer type
Self employees
11.8%
Private companies
69.7%
Governmental workers
8.4%
Not for profit companies
10%
Value Percent YoY change
Self employees 174 11.8% 6.8%
Private companies 1,024 69.7% 14.8%
Governmental workers 124 8.4% 14.8%
Not for profit companies 147 10% 26.7%

Transportation in Harbour Island

How people get around in Harbour Island

Commuting methods vary: 85.5% of residents travel by personal vehicle and 9.8% 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 865 85.5% 10.6%
Taxicab 4 0.4% 300.0%
Bus or trolleybus 21 2.1% 40.0%
Bicycle 23 2.3% 53.3%
Walk 99 9.8% 6.5%
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 Harbour Island by zipcode?

Zipcode Population Number of households Median income Average income
33602 21,452 11,907 $97,320 $134,356

Find your place

Explore more communities

FAQs about Harbour Island demographics 

What is the total population of Harbour Island?

Harbour Island has a total population of 2,247 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 +8.9% compared to a year ago.

What is the gender ratio in Harbour Island?

The gender ratio in Harbour Island is as follows:
  • 53% males (1,192 residents)
  • 47% females (1,055 residents)

What is the median age in Harbour Island?

The median age in Harbour Island is 33.8.

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

The age distribution in Harbour Island is as follows:
  • Under 15: 9.4% (212 residents)
  • Ages 15-24: 12.6% (284 residents)
  • Ages 25-44: 45.4% (1,020 residents)
  • Ages 45-64: 20.6% (462 residents)
  • Over 65: 12% (270 residents)

What is the racial and ethnic makeup of Harbour Island?

The racial and ethnic makeup of Harbour Island is as follows:
  • White: 59.3% (1,331 residents)
  • Black or African American: 12.8% (287 residents)
  • American Indian and Alaska Native: 0.2% (4 residents)
  • Asian: 5.5% (123 residents)
  • Native Hawaiian and Other Pacific Islander: 0.2% (5 residents)
  • Two or More Races: 15.9% (358 residents)
  • Other: 6.1% (138 residents)

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

U.S.-born citizens represent 78.9% of the population in Harbour Island.

How many housing units are there in Harbour Island?

There are 1,364 housing units in Harbour Island, reflecting a +8.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Harbour Island has a total of 1,247 households, with an average of 2 people in each.

What is the median household income in Harbour Island?

Harbour Island has a median household income of $97,320, representing a +9.9% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Harbour Island?

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

Job types:
  • White-collar workers: 92.9% (1,365 residents)
  • Blue-collar workers: 7.1% (105 residents)

Places of employment:
  • Self-employed: 11.8% (174 residents)
  • Private companies: 69.7% (1,024 residents)
  • Governmental workers: 8.4% (124 residents)
  • Not-for-profit companies: 10% (147 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