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Population & demographics
All demographic data for Tolfa: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Tolfa.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Tolfa.
Tolfa is a small municipality in the province of Roma, Lazio region. With a population of 4691 inhabitants and a density of 28 per km², it covers an area of 167.9 km². The average declared income is 21.171 €.
Tolfa in numbers: the analysis
Compared with the provincial average of Roma (about 34,917 residents per municipality), Tolfa is a markedly smaller centre.
Among the 121 municipalities of the province of Roma, Tolfa ranks 62 by population.
The census record tells a story of long decline: in 1951 Tolfa had 5,305 inhabitants; today (2026) it has 4,691 — 11.6% fewer.
The ageing index is one of the starkest signals: in Tolfa there are 275 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 3,775 inhabitants for Tolfa: an expected decline of 19.5% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 4998 |
| 2020 | 4954 |
| 2021 | 4828 |
| 2022 | 4789 |
| 2023 | 4763 |
| 2024 | 4718 |
| 2025 | 4662 |
| 2026 | 4691 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2378 | 50.7% |
| Women | 2313 | 49.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 21 |
| 2022 | 28 |
| 2023 | 22 |
| 2024 | 23 |
| 2025 | 29 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 5305 |
| 1961 | 5057 |
| 1971 | 4790 |
| 1981 | 4899 |
| 1991 | 4942 |
| 2001 | 4942 |
| 2011 | 5147 |
| 2019 | 4998 |
| 2020 | 4954 |
| 2021 | 4828 |
| 2022 | 4789 |
| 2023 | 4763 |
| 2024 | 4718 |
| 2025 | 4662 |
| 2026 | 4691 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3890 | 41.7% |
| Married | 4262 | 45.7% |
| Divorced | 426 | 4.6% |
| Widowed | 746 | 8.0% |
School-Age Population (2026)
Total 0-18 years: 649
| Valore | |
|---|---|
| Nido (0-2) | 79 |
| Infanzia (3-5) | 84 |
| Primaria (6-10) | 157 |
| Medie (11-13) | 117 |
| Superiori (14-18) | 212 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Tolfa population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/tolfa-058105" title="Population pyramid of Tolfa — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/tolfa-058105" alt="Population pyramid of Tolfa — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>