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People
Statistics · City
estimate
Children under 18 in Seffner
2013 – 2024 · 12 data points
46 of 391 · Towns of Florida
Updated Oct 23, 2026
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2013 – 2024
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Overview
7 figures
People
21 figures
Economy
20 figures
Housing
8 figures
Education
10 figures
Tourism
3 figures
Climate
8 figures
Latest value · 2024
25.8%
−0.1 pp
since 2023
Towns of Florida · 2024
46 of 391
Place 1 is the highest value.
since 2014
+0.5 pp
vs Hillsborough County
+4.2 pp
Hillsborough County: 21.6% · 2024
Children under 18, 2013 – 2024 percent · Seffner · Hillsborough County · Florida · United States
+0.5 pp since 2014
0%
10%
20%
30%
40%
2013
2016
2018
2020
2024
Seffner
Hillsborough County
Florida
United States
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2013 – 2024
Compared with Children under 18 · percent
Source: U.S. Census Bureau, American Community Survey 5-year estimates
The series at a glance Seffner · 2013 – 2024
Latest value
25.8% · 2024
First value
30.9% · 2013
Highest
30.9% · 2013
Lowest
25.2% · 2014
Data points
12
By year
All years · 2013 – 2024
| Year | Seffner | Change | Hillsborough County | Florida | United States |
|---|---|---|---|---|---|
| 2024estimate | 25.8% | −0.1 pp | 21.6% | 19.5% | 22.0% |
| 2023estimate | 25.8% | +0.3 pp | 21.8% | 19.6% | 22.2% |
| 2022estimate | 25.6% | −1.1 pp | 21.8% | 19.6% | 22.1% |
| 2021estimate | 26.7% | −1.0 pp | 22.3% | 20.0% | 22.5% |
| 2020estimate | 27.7% | +0.9 pp | 22.3% | 19.9% | — |
| 2019estimate | 26.8% | −0.7 pp | 22.5% | 20.0% | — |
| 2018estimate | 27.5% | +1.0 pp | 22.9% | 20.1% | — |
| 2017estimate | 26.5% | +0.2 pp | 23.1% | 20.3% | — |
| 2016estimate | 26.3% | −0.3 pp | 23.2% | 20.4% | — |
| 2015estimate | 26.6% | +1.4 pp | 23.2% | 20.6% | — |
| 2014estimate | 25.2% | −5.7 pp | 23.4% | 20.8% | — |
| 2013estimate | 30.9% | 23.6% | 21.0% | — |
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2013 – 2024
Ranking · Towns of Florida
2017 · Place 1 is the highest value.
| # | Territory | Children under 18 | |
|---|---|---|---|
| 1 | Eglin AFB | 38.8% | |
| 2 | Wimauma | 35.5% | |
| 3 | Bell | 34.1% | |
| 4 | Mangonia Park | 34.0% | |
| 5 | Florida City | 33.9% | |
| 6 | Naranja | 33.7% | |
| 7 | Opa-locka | 33.3% | |
| 8 | Fellsmere | 33.1% | |
| 9 | Pembroke Park | 32.6% | |
| 10 | Dover | 31.9% | |
| 11 | Immokalee | 31.7% | |
| 12 | Goulds | 31.7% | |
| 13 | Homestead | 31.6% | |
| 14 | Gibsonton | 31.5% | |
| 15 | Mango | 31.4% | |
| 16 | Nocatee | 31.1% | |
| 17 | Ruskin | 30.9% | |
| 18 | Tice | 30.8% | |
| 19 | Pierson | 30.5% | |
| 20 | Parkland | 30.1% | |
| 21 | Princeton | 29.7% | |
| 22 | Gladeview | 29.7% | |
| 23 | Surfside | 29.2% | |
| 24 | Weston | 28.9% | |
| 25 | Biscayne Park | 28.6% | |
| … | |||
| 41 | North Lauderdale | 26.6% | |
| 42 | Belle Glade | 26.6% | |
| 43 | Plant City | 26.5% | |
| 44 | Seffner | 26.5% | |
| 45 | Bronson | 26.5% | |
| 46 | Panacea | 26.4% | |
| 47 | Pace | 26.4% | |
| … |
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2017
What it means
The share of residents who are children and teenagers.
How it is calculated
Residents under 18 divided by the total population.
People
Seffner in numbers
Population
8,885
2024
Population growth
0.52%
2025 · United States
Population density
951
2024
Median age
38.8
2024
Children under 15
15.7%
2024 · Florida
Residents 65 and over
16.1%
2024
Life expectancy
77.9
2022 · Florida
Births per woman
1.63
2024 · United States
Birth rate
10.6
2024 · United States
Infant mortality
5.5
2024 · United States
Net migration
3.9
2023 · United States
Net domestic migration
-15,620
2025 · Hillsborough County