Migration in Oeiras/PI (2017–2022)

Oeiras/PI had a reference population (aged 5 or over in 2022) of 35,745 people. In the 2017–2022 five-year period, the municipality received 2,660 in-migrants and lost 2,190 out-migrants to other municipalities in Brazil, resulting in a net migration of +470 people (13.14 per 1,000 population) and a migration effectiveness index (IEM) of 0.097. This classifies the municipality, for the period, as one of migratory attraction. In addition, 15 arrived with an unreported origin and 0 came from abroad.

Indicators

Migration indicators for Oeiras/PI, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	2,660	2,153 to 3,167	good
Out-migrants	2,190	1,755 to 2,625	good
Net migration	+470	−199 to 1,139	not classified
Net migration rate, TLM (per 1,000 pop.)	13.14	-	-
Migration effectiveness index (IEM)	0.097	-	-

Sample of in-migrants: 100-499 observations. Sample of out-migrants: 100-499 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to Oeiras/PI
Origin	People	Precision
São Paulo/SP · view pair in the atlas	385	use with caution
Teresina/PI · view pair in the atlas	365	use with caution
Brasília/DF · view pair in the atlas	220	low precision
Floriano/PI · view pair in the atlas	160	low precision
Picos/PI · view pair in the atlas	160	low precision
Osasco/SP · view pair in the atlas	85	low precision
São Bernardo do Campo/SP · view pair in the atlas	80	low precision
São Francisco do Piauí/PI · view pair in the atlas	65	low precision
Valença do Piauí/PI · view pair in the atlas	60	low precision
Cajazeiras do Piauí/PI · view pair in the atlas	55	low precision

Top 10 destinations of out-migrants from Oeiras/PI
Destination	People	Precision
Teresina/PI · view pair in the atlas	215	low precision
São Paulo/SP · view pair in the atlas	120	low precision
Valença do Piauí/PI · view pair in the atlas	105	low precision
Colônia do Piauí/PI · view pair in the atlas	60	low precision
Floriano/PI · view pair in the atlas	60	low precision
Picos/PI · view pair in the atlas	50	low precision
Cajamar/SP · view pair in the atlas	35	low precision
Elesbão Veloso/PI · view pair in the atlas	30	low precision
Santa Rosa do Piauí/PI · view pair in the atlas	30	low precision
Santa Cruz do Piauí/PI · view pair in the atlas	30	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Return to municipality of birth	1,195	44.8%	100-499
First move from municipality of birth	850	31.9%	50-99
Multi-step migration	620	23.3%	50-99

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	565	31.8%	50-99
Completed high school, incomplete higher education	520	29.3%	20-49
Completed higher education	470	26.5%	20-49
Completed elementary, incomplete high school	220	12.4%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	985	37.0%	50-99
¼ to ½ minimum wage	620	23.3%	50-99
Up to ¼ of a minimum wage	430	16.2%	20-49
1 to 2 minimum wages	300	11.3%	20-49
More than 2 minimum wages	260	9.8%	20-49
Not applicable (collective dwelling)	65	2.4%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	615	23.1%	50-99
Ages 25–39, male	560	21.1%	50-99
Ages 40–59, female	275	10.3%	20-49
Ages 15–24, male	270	10.2%	20-49
Ages 15–24, female	235	8.8%	20-49
Ages 5–14, female	190	7.1%	5-19
Ages 5–14, male	185	7.0%	20-49
Ages 40–59, male	180	6.8%	5-19
Ages 60 and over, female	100	3.8%	5-19
Ages 60 and over, male	50	1.9%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	1,560	71.1%	100-499
Multi-step migration	440	20.0%	50-99
Return to municipality of birth	180	8.2%	20-49
Other / suppressed	15	0.7%	<5

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	365	32.6%	50-99
Completed high school, incomplete higher education	320	28.6%	20-49
Completed higher education	255	22.8%	20-49
Completed elementary, incomplete high school	180	16.1%	20-49

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	670	30.6%	50-99
1 to 2 minimum wages	570	26.0%	20-49
Up to ¼ of a minimum wage	375	17.1%	50-99
¼ to ½ minimum wage	345	15.8%	50-99
More than 2 minimum wages	225	10.3%	20-49
Other / suppressed	5	0.2%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	395	18.0%	50-99
Ages 15–24, female	375	17.1%	50-99
Ages 15–24, male	315	14.4%	20-49
Ages 25–39, male	260	11.8%	20-49
Ages 5–14, male	195	8.9%	20-49
Ages 40–59, female	190	8.7%	20-49
Ages 5–14, female	185	8.4%	20-49
Ages 40–59, male	160	7.3%	20-49
Ages 60 and over, female	90	4.1%	5-19
Ages 60 and over, male	30	1.4%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	11,925	52.9%	>=500
Completed high school, incomplete higher education	4,735	21.0%	100-499
Completed higher education	3,090	13.7%	100-499
Completed elementary, incomplete high school	2,800	12.4%	100-499

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	12,670	35.7%	>=500
¼ to ½ minimum wage	9,700	27.3%	>=500
Up to ¼ of a minimum wage	6,895	19.4%	>=500
1 to 2 minimum wages	4,340	12.2%	100-499
More than 2 minimum wages	1,875	5.3%	100-499
Other / suppressed	10	0.0%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, female	4,840	14.6%	100-499
Ages 40–59, male	4,545	13.7%	100-499
Ages 25–39, female	3,835	11.6%	100-499
Ages 25–39, male	3,515	10.6%	100-499
Ages 60 and over, female	3,225	9.8%	100-499
Ages 15–24, female	2,865	8.7%	100-499
Ages 15–24, male	2,830	8.6%	100-499
Ages 60 and over, male	2,585	7.8%	100-499
Ages 5–14, male	2,495	7.5%	100-499
Ages 5–14, female	2,330	7.0%	100-499

Commuting (work and study)

Commuting indicators for Oeiras/PI
Employed persons (aged 10 and over)	14,405
Commute out to work in another municipality	635
Commute in from another municipality to work here	525
Net commuting	−105
Out-commuting rate (%)	4.39
Commuting attraction index	0.976
Median commuting time	60 min

Open Oeiras/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]: Oeiras/PI. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/oeiras-pi-2207009/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.