Sebastian, Florida Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Sebastian, Florida is 25,759 as of the 2023 American Community Survey, making it the 164th-largest city in Florida. The median household income is $68,863, the median home value is $281,700, and the median age is 57.6.
The population has grown 23.3% since 2010 (21,964 → 27,087).
25,759
Population
1480
People / sq mi
$68,863
Median Income
$281,700
Median Home Value
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Sebastian covers 17.4 sq mi of land at 1480 people per square mile.
About Sebastian, FL
Age is the most distinctive thing about Sebastian: a median age of 57.6, older than the national median. With 25,759 residents, Sebastian is a city in Florida.
The typical household here earns about $68,863, below the US median of $78,538. The poverty rate is 7.7%, below the national 12.4%. The typical home is valued at $281,700, with typical rent around $1,414.
Degree attainment is mid-range for US cities: 29.5% of adults hold a four-year degree, below the national 35.0%. Around 9.1% of workers work from home, below the national 14.0%, and the average commute runs about 32 minutes each way.
The age structure shapes everything downstream in Sebastian — from housing demand to the mix of working-age earners reflected in the income figures above.
Sebastian city Population History (2010-2024)
The city of Sebastian city had a population of 21,964 in 2010 and 27,087 in 2024, a 23.3% growth over 14 years. The peak was 27,087 in 2024. Average annual growth rate: 1.52%.
27,087
Population (2024)
21,964
Population (2010)
27,087
Peak (2024)
1.52%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 21,964 |
| 2011 | 22,083 |
| 2012 | 22,336 |
| 2013 | 22,636 |
| 2014 | 23,260 |
| 2015 | 23,884 |
| 2016 | 24,652 |
| 2017 | 25,178 |
| 2018 | 25,701 |
| 2019 | 26,118 |
| 2020 | 25,125 |
| 2021 | 25,693 |
| 2022 | 26,411 |
| 2023 | 26,953 |
| 2024 | 27,087 |
Race & Ethnicity
| White | 86.4% |
| Black or African American | 1.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.0% |
Economy & Income
$68,863
Median Household Income
$41,744
Per Capita Income
7.7%
Poverty Rate
4.1%
Unemployment Rate
Housing
$281,700
Median Home Value
$1,414
Median Rent
83.5%
Owner-Occupied
Education
91.2%
High School+
29.5%
Bachelor's+
Commute
0.4%
Drive Alone
79.3%
Public Transit
9.1%
Work From Home
32.3 min
Avg Commute
Community Profile
62.9%
Foreign Born
89.3%
Non-English at Home
11.0%
Veterans
17.7%
With Disability
87.4%
Health Insurance
95.5%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.6% |
| Finance, Insurance & Real Estate | 14.4% |
| Construction | 9.7% |
| Education, Health Care & Social Services | 7.9% |
| Information | 5.9% |
| Manufacturing | 5.5% |
| Public Administration | 5.0% |
| Arts, Entertainment & Food Services | 4.9% |
| Transportation & Warehousing | 4.4% |
| Retail Trade | 4.2% |
| Agriculture & Mining | 1.4% |
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Frequently Asked Questions
Sebastian, Florida has a population of 25,759 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 164th-largest city in Florida.
The median household income in Sebastian, Florida is $68,863, with 7.7% of residents living below the federal poverty level.
The median home value in Sebastian, Florida is $281,700, with median monthly rent at $1,414 and a homeownership rate of 83.5%.
The median age in Sebastian, Florida is 57.6 years. The population is 49.9% male and 50.1% female.
The population has grown 23.3% since 2010 (21,964 → 27,087).
Where to stay in Sebastian
Visiting or relocating to Sebastian, FL? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.