Migration in Barra D'Alcântara/PI (2017–2022)
Barra D'Alcântara/PI had a reference population (aged 5 or over in 2022) of 3,775 people. In the 2017–2022 five-year period, the municipality received 265 in-migrants and lost 60 out-migrants to other municipalities in Brazil, resulting in a net migration of +205 people (54.63 per 1,000 population) and a migration effectiveness index (IEM) of 0.636. This classifies the municipality, for the period, as one of migratory attraction. In addition, 5 arrived with an unreported origin and 0 came from abroad.
Indicators
Migration indicators for Barra D'Alcântara/PI, 2017–2022
| Indicator | Estimate | 95% CI | Precision |
|---|
| In-migrants | 265 | 193 to 337 | good |
|---|
| Out-migrants | 60 | 17 to 103 | low precision |
|---|
| Net migration | +205 | 121 to 289 | not classified |
|---|
| Net migration rate, TLM (per 1,000 pop.) | 54.63 | - | - |
|---|
| Migration effectiveness index (IEM) | 0.636 | - | - |
|---|
Sample of in-migrants: 50-99 observations. Sample of out-migrants: 5-19 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.
Top origins and destinations
Profile of migrants and residents
In-migrants (arrivals)
Migrant type
| Category | Estimate | Share | Sample |
|---|
| First move from municipality of birth | 95 | 36.5% | 20-49 |
|---|
| Multi-step migration | 85 | 32.7% | 20-49 |
|---|
| Return to municipality of birth | 80 | 30.8% | 20-49 |
|---|
Educational attainment (people aged 25 and over)
| Category | Estimate | Share | Sample |
|---|
| No schooling or incomplete elementary | 105 | 52.5% | 20-49 |
|---|
| Completed elementary, incomplete high school | 40 | 20.0% | 5-19 |
|---|
| Completed high school, incomplete higher education | 35 | 17.5% | 5-19 |
|---|
| Completed higher education | 20 | 10.0% | 5-19 |
|---|
Household income per capita (in 2022 minimum wages)
| Category | Estimate | Share | Sample |
|---|
| ¼ to ½ minimum wage | 105 | 40.4% | 20-49 |
|---|
| ½ to 1 minimum wage | 70 | 26.9% | 20-49 |
|---|
| Up to ¼ of a minimum wage | 60 | 23.1% | 20-49 |
|---|
| Other / suppressed | 25 | 9.6% | 5-19 |
|---|
Age and sex
| Category | Estimate | Share | Sample |
|---|
| Ages 25–39, female | 60 | 22.2% | 20-49 |
|---|
| Ages 25–39, male | 45 | 16.7% | 5-19 |
|---|
| Ages 40–59, male | 40 | 14.8% | 5-19 |
|---|
| Ages 40–59, female | 30 | 11.1% | 5-19 |
|---|
| Ages 5–14, female | 25 | 9.3% | 5-19 |
|---|
| Ages 5–14, male | 25 | 9.3% | 5-19 |
|---|
| Ages 15–24, female | 25 | 9.3% | 5-19 |
|---|
| Other / suppressed | 20 | 7.4% | 5-19 |
|---|
Out-migrants (departures)
Migrant type
| Category | Estimate | Share | Sample |
|---|
| Other / suppressed | 60 | 100.0% | 5-19 |
|---|
Educational attainment (people aged 25 and over)
| Category | Estimate | Share | Sample |
|---|
| Other / suppressed | 20 | 100.0% | 5-19 |
|---|
Household income per capita (in 2022 minimum wages)
| Category | Estimate | Share | Sample |
|---|
| Other / suppressed | 35 | 58.3% | 5-19 |
|---|
| ¼ to ½ minimum wage | 25 | 41.7% | 5-19 |
|---|
Age and sex
| Category | Estimate | Share | Sample |
|---|
| Other / suppressed | 60 | 100.0% | 5-19 |
|---|
Non-migrant residents
Educational attainment (people aged 25 and over)
| Category | Estimate | Share | Sample |
|---|
| No schooling or incomplete elementary | 1,565 | 64.4% | >=500 |
|---|
| Completed high school, incomplete higher education | 400 | 16.5% | 100-499 |
|---|
| Completed elementary, incomplete high school | 235 | 9.7% | 50-99 |
|---|
| Completed higher education | 230 | 9.5% | 50-99 |
|---|
Household income per capita (in 2022 minimum wages)
| Category | Estimate | Share | Sample |
|---|
| Up to ¼ of a minimum wage | 1,310 | 35.2% | 100-499 |
|---|
| ½ to 1 minimum wage | 1,125 | 30.2% | 100-499 |
|---|
| ¼ to ½ minimum wage | 945 | 25.4% | 100-499 |
|---|
| 1 to 2 minimum wages | 280 | 7.5% | 50-99 |
|---|
| More than 2 minimum wages | 65 | 1.7% | 20-49 |
|---|
Age and sex
| Category | Estimate | Share | Sample |
|---|
| Ages 40–59, female | 505 | 14.4% | 100-499 |
|---|
| Ages 40–59, male | 470 | 13.4% | 100-499 |
|---|
| Ages 60 and over, female | 395 | 11.3% | 100-499 |
|---|
| Ages 25–39, female | 365 | 10.4% | 100-499 |
|---|
| Ages 60 and over, male | 345 | 9.9% | 100-499 |
|---|
| Ages 25–39, male | 345 | 9.9% | 100-499 |
|---|
| Ages 5–14, female | 285 | 8.1% | 50-99 |
|---|
| Ages 15–24, male | 285 | 8.1% | 50-99 |
|---|
| Ages 15–24, female | 270 | 7.7% | 50-99 |
|---|
| Ages 5–14, male | 235 | 6.7% | 50-99 |
|---|
Commuting (work and study)
Commuting indicators for Barra D'Alcântara/PI
| Employed persons (aged 10 and over) | 745 |
|---|
| Commute out to work in another municipality | 105 |
|---|
| Commute in from another municipality to work here | 25 |
|---|
| Net commuting | −80 |
|---|
| Out-commuting rate (%) | 14.31 |
|---|
| Commuting attraction index | 0.854 |
|---|
| Median commuting time | 40 min |
|---|
Open Barra D'Alcântara/PI in the interactive atlas →
Methodological note
Estimates from the sample microdata of the 2022 Demographic Census (IBGE, controlled access), fixed-date migration question (residence on July 31, 2017 compared with residence on July 31, 2022). Every estimate is rounded to multiples of 5 and has passed statistical disclosure control (no cell with fewer than 5 people or 3 sampled households). See the full methodology and the glossary.
How to cite this page
Daniel Pessini Sobreira. Atlas da migração interna no Brasil [Atlas of internal migration in Brazil]: Barra D'Alcântara/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/barra-d-alcantara-pi-2201176/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.