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Population & demographics
All demographic data for Oliva Gessi: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Oliva Gessi.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Oliva Gessi.
Oliva Gessi is a small municipality in the province of Pavia, Lombardia region. With a population of 163 inhabitants and a density of 39 per km², it covers an area of 4.2 km². The average declared income is 26.976 €.
Oliva Gessi in numbers: the analysis
For 2050 the projections point to an essentially unchanged population: about 163 inhabitants.
Compared with the provincial average of Pavia (about 2,951 residents per municipality), Oliva Gessi is a markedly smaller centre.
Among the 185 municipalities of the province of Pavia, Oliva Gessi ranks 178 by population.
The census record tells a story of long decline: in 1951 Oliva Gessi had 395 inhabitants; today (2026) it has 163 — 58.7% fewer.
The ageing index is one of the starkest signals: in Oliva Gessi there are 1,067 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 163 |
| 2020 | 165 |
| 2021 | 163 |
| 2022 | 170 |
| 2023 | 168 |
| 2024 | 158 |
| 2025 | 167 |
| 2026 | 163 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 82 | 50.3% |
| Women | 81 | 49.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 395 |
| 1961 | 355 |
| 1971 | 268 |
| 1981 | 227 |
| 1991 | 205 |
| 2001 | 200 |
| 2011 | 173 |
| 2019 | 163 |
| 2020 | 165 |
| 2021 | 163 |
| 2022 | 170 |
| 2023 | 168 |
| 2024 | 158 |
| 2025 | 167 |
| 2026 | 163 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 140 | 41.9% |
| Married | 136 | 40.7% |
| Divorced | 16 | 4.8% |
| Widowed | 42 | 12.6% |
School-Age Population (2026)
Total 0-18 years: 7
| Valore | |
|---|---|
| Nido (0-2) | 0 |
| Infanzia (3-5) | 2 |
| Primaria (6-10) | 1 |
| Medie (11-13) | 3 |
| Superiori (14-18) | 1 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Oliva Gessi population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/oliva-gessi-018105" title="Population pyramid of Oliva Gessi — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/oliva-gessi-018105" alt="Population pyramid of Oliva Gessi — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>