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Population & demographics
All demographic data for Arzachena: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Arzachena.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Arzachena.
Arzachena is a medium-sized municipality in the province of Sassari, Sardegna region. With a population of 13.456 inhabitants and a density of 58 per km², it covers an area of 232.4 km². The average declared income is 23.072 €.
Arzachena in numbers: the analysis
By population, Arzachena ranks no. 6 among the 92 municipalities of the province of Sassari.
Over the long run the population of Arzachena has stayed essentially stable: 13,477 inhabitants in 2019, 13,456 in 2026 (less than 5% change).
The generational balance is in line with the norm: the ageing index of Arzachena is 227 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 13,384 inhabitants.
The average municipality in the province of Sassari has about 5,115 residents: Arzachena has 2.6 times as many.
Few municipalities in Sardegna are larger: it ranks no. 18 by population out of 377.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 13.477 |
| 2020 | 13.445 |
| 2021 | 13.337 |
| 2022 | 13.328 |
| 2023 | 13.399 |
| 2024 | 13.436 |
| 2025 | 13.435 |
| 2026 | 13.456 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 6796 | 50.5% |
| Women | 6660 | 49.5% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 57 |
| 2022 | 63 |
| 2023 | 70 |
| 2024 | 71 |
| 2025 | 74 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 2019 | 13.477 |
| 2020 | 13.445 |
| 2021 | 13.337 |
| 2022 | 13.328 |
| 2023 | 13.399 |
| 2024 | 13.436 |
| 2025 | 13.435 |
| 2026 | 13.456 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 12.304 | 45.8% |
| Married | 11.918 | 44.4% |
| Divorced | 1256 | 4.7% |
| Widowed | 1392 | 5.2% |
School-Age Population (2026)
Total 0-18 years: 1927
| Valore | |
|---|---|
| Nido (0-2) | 214 |
| Infanzia (3-5) | 199 |
| Primaria (6-10) | 502 |
| Medie (11-13) | 386 |
| Superiori (14-18) | 626 |
Foreign residents
Foreign presence and top citizenships