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Population & demographics
All demographic data for Maretto: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Maretto.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Maretto.
Maretto is a small municipality in the province of Asti, Piemonte region. With a population of 370 inhabitants and a density of 70 per km², it covers an area of 5.3 km². The average declared income is 25.223 €.
Maretto in numbers: the analysis
Compared with the provincial average of Asti (about 1,770 residents per municipality), Maretto is a markedly smaller centre.
Among the 117 municipalities of the province of Asti, Maretto ranks 88 by population.
The census record tells a story of long decline: in 1951 Maretto had 461 inhabitants; today (2026) it has 370 — 19.7% fewer.
The ageing index is one of the starkest signals: in Maretto there are 327 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 347 inhabitants for Maretto: an expected decline of 6.2% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 377 |
| 2020 | 383 |
| 2021 | 381 |
| 2022 | 380 |
| 2023 | 374 |
| 2024 | 390 |
| 2025 | 386 |
| 2026 | 370 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 198 | 53.5% |
| Women | 172 | 46.5% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 0 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 461 |
| 1961 | 337 |
| 1971 | 298 |
| 1981 | 308 |
| 1991 | 345 |
| 2001 | 358 |
| 2011 | 405 |
| 2019 | 377 |
| 2020 | 383 |
| 2021 | 381 |
| 2022 | 380 |
| 2023 | 374 |
| 2024 | 390 |
| 2025 | 386 |
| 2026 | 370 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 350 | 45.3% |
| Married | 338 | 43.8% |
| Divorced | 40 | 5.2% |
| Widowed | 44 | 5.7% |
School-Age Population (2026)
Total 0-18 years: 46
| Valore | |
|---|---|
| Nido (0-2) | 4 |
| Infanzia (3-5) | 6 |
| Primaria (6-10) | 13 |
| Medie (11-13) | 4 |
| Superiori (14-18) | 19 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Maretto population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/maretto-005062" title="Population pyramid of Maretto — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/maretto-005062" alt="Population pyramid of Maretto — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>