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Population & demographics
All demographic data for Mompeo: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Mompeo.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Mompeo.
Mompeo is a small municipality in the province of Rieti, Lazio region. With a population of 504 inhabitants and a density of 47 per km², it covers an area of 10.8 km². The average declared income is 20.373 €.
Mompeo in numbers: the analysis
Looking ahead to 2050, projections give Mompeo about 583 inhabitants, up 15.7% from today.
Compared with the provincial average of Rieti (about 2,046 residents per municipality), Mompeo is a markedly smaller centre.
Among the 73 municipalities of the province of Rieti, Mompeo ranks 50 by population.
The census record tells a story of long decline: in 1951 Mompeo had 923 inhabitants; today (2026) it has 504 — 45.4% fewer.
The ageing index is one of the starkest signals: in Mompeo there are 448 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 483 |
| 2020 | 478 |
| 2021 | 494 |
| 2022 | 504 |
| 2023 | 508 |
| 2024 | 512 |
| 2025 | 519 |
| 2026 | 504 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 253 | 50.2% |
| Women | 251 | 49.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 4 |
| 2025 | 1 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 923 |
| 1961 | 757 |
| 1971 | 672 |
| 1981 | 604 |
| 1991 | 581 |
| 2001 | 563 |
| 2011 | 534 |
| 2019 | 483 |
| 2020 | 478 |
| 2021 | 494 |
| 2022 | 504 |
| 2023 | 508 |
| 2024 | 512 |
| 2025 | 519 |
| 2026 | 504 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 400 | 38.5% |
| Married | 520 | 50.1% |
| Divorced | 34 | 3.3% |
| Widowed | 84 | 8.1% |
School-Age Population (2026)
Total 0-18 years: 49
| Valore | |
|---|---|
| Nido (0-2) | 7 |
| Infanzia (3-5) | 7 |
| Primaria (6-10) | 14 |
| Medie (11-13) | 9 |
| Superiori (14-18) | 12 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Mompeo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/mompeo-057038" title="Population pyramid of Mompeo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/mompeo-057038" alt="Population pyramid of Mompeo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>