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Population & demographics
All demographic data for Collegiove: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Collegiove.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Collegiove.
Collegiove is a small municipality in the province of Rieti, Lazio region. With a population of 133 inhabitants and a density of 13 per km², it covers an area of 10.1 km². The average declared income is 23.371 €.
Collegiove in numbers: the analysis
Compared with the provincial average of Rieti (about 2,046 residents per municipality), Collegiove is a markedly smaller centre.
Among the 73 municipalities of the province of Rieti, Collegiove ranks 71 by population.
The census record tells a story of long decline: in 1951 Collegiove had 623 inhabitants; today (2026) it has 133 — 78.7% fewer.
The ageing index is one of the starkest signals: in Collegiove there are 867 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 82 inhabitants for Collegiove: an expected decline of 38.3% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 153 |
| 2020 | 143 |
| 2021 | 135 |
| 2022 | 130 |
| 2023 | 128 |
| 2024 | 125 |
| 2025 | 129 |
| 2026 | 133 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 73 | 54.9% |
| Women | 60 | 45.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 0 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 1 |
| 2025 | 2 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 623 |
| 1961 | 506 |
| 1971 | 341 |
| 1981 | 260 |
| 1991 | 201 |
| 2001 | 176 |
| 2011 | 169 |
| 2019 | 153 |
| 2020 | 143 |
| 2021 | 135 |
| 2022 | 130 |
| 2023 | 128 |
| 2024 | 125 |
| 2025 | 129 |
| 2026 | 133 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 100 | 38.8% |
| Married | 122 | 47.3% |
| Divorced | 14 | 5.4% |
| Widowed | 22 | 8.5% |
School-Age Population (2026)
Total 0-18 years: 6
| Valore | |
|---|---|
| Nido (0-2) | 3 |
| Infanzia (3-5) | 1 |
| Primaria (6-10) | 1 |
| Medie (11-13) | 1 |
| Superiori (14-18) | 0 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Collegiove population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/collegiove-057020" title="Population pyramid of Collegiove — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/collegiove-057020" alt="Population pyramid of Collegiove — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>