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Statistics · City
Population of the urban area in Dayton
1975 – 2025 · 11 data points
Updated Oct 22, 2026
Source: European Commission JRC — GHSL Urban Centre Database, 1975 – 2025
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Overview
8 figures
People
21 figures
Economy
20 figures
Housing
8 figures
Education
10 figures
Tourism
3 figures
Climate
8 figures
Latest value · 2025
153,881
−0.0%
since 2020
First value · 1975
154,313
since 2015
+0.5%
−0.0% a year on average
Population of the urban area, 1975 – 2025 people · Dayton
154K
2025
Source: European Commission JRC — GHSL Urban Centre Database, 1975 – 2025
The series at a glance Dayton · 1975 – 2025
Latest value
153,881 · 2025
First value
154,313 · 1975
Highest
160,680 · 2000
Lowest
143,372 · 1980
Average change
−0.0% a year on average
Data points
11
By year
All years · 1975 – 2025
| Year | Dayton | Change |
|---|---|---|
| 2025 | 153,881 | −0.0% |
| 2020 | 153,912 | +0.6% |
| 2015 | 153,066 | −0.9% |
| 2010 | 154,455 | −2.1% |
| 2005 | 157,721 | −1.8% |
| 2000 | 160,680 | +4.4% |
| 1995 | 153,885 | +5.6% |
| 1990 | 145,677 | +0.8% |
| 1985 | 144,466 | +0.8% |
| 1980 | 143,372 | −7.1% |
| 1975 | 154,313 |
Source: European Commission JRC — GHSL Urban Centre Database, 1975 – 2025
What it means
How many people live in the built-up city as a whole, regardless of municipal borders.
How it is calculated
Satellite maps of buildings and census data are combined into a 1 km grid; the continuous dense area of at least 50,000 people is the urban centre. Every five years from 1975; 2030 is a projection.
People
Statistics: Dayton
Population
12M
2025 · Ohio
Population growth
0.52%
2025 · United States
Population density
112
2025 · Ohio
Size of the urban area
92
2025
Density of the urban area
1,673
2025
Median age
38.9
2024 · United States
Children under 15
17.7%
2024 · Ohio
Children under 18
22.0%
2024 · United States
Residents 65 and over
17.8%
2021 · Ohio
Life expectancy
75.6
2022 · Ohio
Births per woman
1.63
2024 · United States
Birth rate
10.6
2024 · United States