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Population & demographics
All demographic data for Opi: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Opi.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Opi.
Opi is a small municipality in the province of L'Aquila, Abruzzo region. With a population of 373 inhabitants and a density of 7 per km², it covers an area of 49.9 km². The average declared income is 18.517 €.
Opi in numbers: the analysis
The ageing index is one of the starkest signals: in Opi there are 433 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 296 inhabitants for Opi: an expected decline of 20.6% from today.
Compared with the provincial average of L'Aquila (about 2,655 residents per municipality), Opi is a markedly smaller centre.
Among the 108 municipalities of the province of L'Aquila, Opi ranks 84 by population.
The census record tells a story of long decline: in 1951 Opi had 806 inhabitants; today (2026) it has 373 — 53.7% fewer.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 399 |
| 2020 | 395 |
| 2021 | 375 |
| 2022 | 374 |
| 2023 | 378 |
| 2024 | 377 |
| 2025 | 371 |
| 2026 | 373 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 197 | 52.8% |
| Women | 176 | 47.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 4 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 806 |
| 1961 | 781 |
| 1971 | 667 |
| 1981 | 518 |
| 1991 | 534 |
| 2001 | 462 |
| 2011 | 428 |
| 2019 | 399 |
| 2020 | 395 |
| 2021 | 375 |
| 2022 | 374 |
| 2023 | 378 |
| 2024 | 377 |
| 2025 | 371 |
| 2026 | 373 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 332 | 44.7% |
| Married | 312 | 42.0% |
| Divorced | 8 | 1.1% |
| Widowed | 90 | 12.1% |
School-Age Population (2026)
Total 0-18 years: 40
| Valore | |
|---|---|
| Nido (0-2) | 8 |
| Infanzia (3-5) | 6 |
| Primaria (6-10) | 8 |
| Medie (11-13) | 6 |
| Superiori (14-18) | 12 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Opi population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/opi-066061" title="Population pyramid of Opi — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/opi-066061" alt="Population pyramid of Opi — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>