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Population & demographics
All demographic data for Colonna: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Colonna.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Colonna.
Colonna is a small municipality in the province of Roma, Lazio region. With a population of 4226 inhabitants and a density of 1218 per km², it covers an area of 3.5 km². The average declared income is 22.953 €.
Colonna in numbers: the analysis
Compared with the provincial average of Roma (about 34,917 residents per municipality), Colonna is a markedly smaller centre.
Among the 121 municipalities of the province of Roma, Colonna ranks 63 by population.
Colonna has grown substantially since 1951: from 1,632 inhabitants then to 4,226 in 2026, an increase of 158.9%.
The generational balance is in line with the norm: the ageing index of Colonna is 176 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 4,309 inhabitants.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 4202 |
| 2020 | 4206 |
| 2021 | 4224 |
| 2022 | 4231 |
| 2023 | 4243 |
| 2024 | 4223 |
| 2025 | 4257 |
| 2026 | 4226 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2040 | 48.3% |
| Women | 2186 | 51.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 25 |
| 2022 | 28 |
| 2023 | 30 |
| 2024 | 29 |
| 2025 | 28 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1632 |
| 1961 | 1918 |
| 1971 | 2275 |
| 1981 | 2476 |
| 1991 | 3059 |
| 2001 | 3329 |
| 2011 | 4002 |
| 2019 | 4202 |
| 2020 | 4206 |
| 2021 | 4224 |
| 2022 | 4231 |
| 2023 | 4243 |
| 2024 | 4223 |
| 2025 | 4257 |
| 2026 | 4226 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3788 | 44.5% |
| Married | 3900 | 45.8% |
| Divorced | 278 | 3.3% |
| Widowed | 548 | 6.4% |
School-Age Population (2026)
Total 0-18 years: 720
| Valore | |
|---|---|
| Nido (0-2) | 82 |
| Infanzia (3-5) | 80 |
| Primaria (6-10) | 183 |
| Medie (11-13) | 137 |
| Superiori (14-18) | 238 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Colonna population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/colonna-058035" title="Population pyramid of Colonna — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/colonna-058035" alt="Population pyramid of Colonna — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>