Migration in São Miguel da Baixa Grande/PI (2017–2022)

São Miguel da Baixa Grande/PI had a reference population (aged 5 or over in 2022) of 2,150 people. In the 2017–2022 five-year period, the municipality received 130 in-migrants and lost 245 out-migrants to other municipalities in Brazil, resulting in a net migration of −115 people (−53.43 per 1,000 population) and a migration effectiveness index (IEM) of −0.303. This classifies the municipality, for the period, as one of migratory depletion.

Indicators

Migration indicators for São Miguel da Baixa Grande/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	130	83 to 177	use with caution
Out-migrants	245	99 to 391	low precision
Net migration	−115	−268 to 38	not classified
Net migration rate, TLM (per 1,000 pop.)	−53.43	-	-
Migration effectiveness index (IEM)	−0.303	-	-

Sample of in-migrants: 50-99 observations. Sample of out-migrants: 20-49 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to São Miguel da Baixa Grande/PI
Origin	People	Precision
Teresina/PI · view pair in the atlas	40	low precision
São Félix do Piauí/PI · view pair in the atlas	15	low precision

Top 10 destinations of out-migrants from São Miguel da Baixa Grande/PI
Destination	People	Precision
Prata do Piauí/PI · view pair in the atlas	20	low precision
São Félix do Piauí/PI · view pair in the atlas	15	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	60	44.4%	20-49
First move from municipality of birth	45	33.3%	20-49
Return to municipality of birth	30	22.2%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	40	47.1%	20-49
Completed elementary, incomplete high school	20	23.5%	5-19
Completed high school, incomplete higher education	20	23.5%	5-19
Other / suppressed	5	5.9%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	65	48.1%	20-49
¼ to ½ minimum wage	45	33.3%	20-49
Up to ¼ of a minimum wage	15	11.1%	5-19
Other / suppressed	10	7.4%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, female	25	18.5%	5-19
Ages 25–39, female	20	14.8%	5-19
Ages 40–59, male	20	14.8%	5-19
Other / suppressed	15	11.1%	5-19
Ages 5–14, female	15	11.1%	5-19
Ages 25–39, male	15	11.1%	5-19
Ages 15–24, female	15	11.1%	5-19
Ages 15–24, male	10	7.4%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	135	55.1%	5-19
First move from municipality of birth	70	28.6%	5-19
Return to municipality of birth	40	16.3%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Completed high school, incomplete higher education	45	40.9%	5-19
Other / suppressed	45	40.9%	5-19
No schooling or incomplete elementary	20	18.2%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	130	52.0%	5-19
1 to 2 minimum wages	70	28.0%	5-19
Up to ¼ of a minimum wage	25	10.0%	5-19
¼ to ½ minimum wage	25	10.0%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 15–24, male	60	24.0%	5-19
Other / suppressed	60	24.0%	5-19
Ages 15–24, female	50	20.0%	5-19
Ages 25–39, female	50	20.0%	5-19
Ages 40–59, female	30	12.0%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	1,005	70.3%	>=500
Completed high school, incomplete higher education	200	14.0%	50-99
Completed elementary, incomplete high school	165	11.5%	50-99
Completed higher education	60	4.2%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	695	32.5%	100-499
½ to 1 minimum wage	670	31.3%	100-499
Up to ¼ of a minimum wage	565	26.4%	100-499
1 to 2 minimum wages	180	8.4%	50-99
More than 2 minimum wages	30	1.4%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	275	13.6%	100-499
Ages 40–59, female	260	12.9%	100-499
Ages 60 and over, female	245	12.2%	100-499
Ages 25–39, female	225	11.2%	100-499
Ages 60 and over, male	225	11.2%	100-499
Ages 25–39, male	200	9.9%	50-99
Ages 15–24, male	160	7.9%	50-99
Ages 5–14, male	145	7.2%	50-99
Ages 15–24, female	145	7.2%	50-99
Ages 5–14, female	135	6.7%	50-99

Commuting (work and study)

Commuting indicators for São Miguel da Baixa Grande/PI
Employed persons (aged 10 and over)	545
Commute out to work in another municipality	45
Commute in from another municipality to work here	65
Net commuting	+20
Out-commuting rate (%)	8.31
Commuting attraction index	1.022
Median commuting time	60 min

Open São Miguel da Baixa Grande/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]: São Miguel da Baixa Grande/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/sao-miguel-da-baixa-grande-pi-2210383/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.