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Population & demographics
All demographic data for Brenna: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Brenna.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Brenna.
Brenna is a small municipality in the province of Como, Lombardia region. With a population of 2194 inhabitants and a density of 434 per km², it covers an area of 5.0 km². The average declared income is 27.098 €.
Brenna in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Brenna is 205 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Brenna about 2,315 inhabitants, up 5.5% from today.
Compared with the provincial average of Como (about 4,072 residents per municipality), Brenna is a markedly smaller centre.
Among the 147 municipalities of the province of Como, Brenna ranks 80 by population.
Brenna has grown substantially since 1951: from 1,145 inhabitants then to 2,194 in 2026, an increase of 91.6%.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 2160 |
| 2020 | 2188 |
| 2021 | 2165 |
| 2022 | 2177 |
| 2023 | 2181 |
| 2024 | 2203 |
| 2025 | 2191 |
| 2026 | 2194 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1115 | 50.8% |
| Women | 1079 | 49.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 17 |
| 2022 | 14 |
| 2023 | 16 |
| 2024 | 10 |
| 2025 | 13 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1145 |
| 1961 | 1285 |
| 1971 | 1357 |
| 1981 | 1477 |
| 1991 | 1689 |
| 2001 | 1820 |
| 2011 | 2011 |
| 2019 | 2160 |
| 2020 | 2188 |
| 2021 | 2165 |
| 2022 | 2177 |
| 2023 | 2181 |
| 2024 | 2203 |
| 2025 | 2191 |
| 2026 | 2194 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1856 | 42.4% |
| Married | 2146 | 49.0% |
| Divorced | 128 | 2.9% |
| Widowed | 252 | 5.8% |
School-Age Population (2026)
Total 0-18 years: 381
| Valore | |
|---|---|
| Nido (0-2) | 40 |
| Infanzia (3-5) | 54 |
| Primaria (6-10) | 92 |
| Medie (11-13) | 67 |
| Superiori (14-18) | 128 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Brenna population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/brenna-013029" title="Population pyramid of Brenna — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/brenna-013029" alt="Population pyramid of Brenna — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>