Migration in Porto Acre/AC (2017–2022)

Porto Acre/AC had a reference population (aged 5 or over in 2022) of 15,250 people. In the 2017–2022 five-year period, the municipality received 1,670 in-migrants and lost 725 out-migrants to other municipalities in Brazil, resulting in a net migration of +945 people (62.04 per 1,000 population) and a migration effectiveness index (IEM) of 0.395. This classifies the municipality, for the period, as one of migratory attraction.

Indicators

Migration indicators for Porto Acre/AC, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	1,670	1,376 to 1,964	good
Out-migrants	725	507 to 943	use with caution
Net migration	+945	578 to 1,312	not classified
Net migration rate, TLM (per 1,000 pop.)	62.04	-	-
Migration effectiveness index (IEM)	0.395	-	-

Sample of in-migrants: 100-499 observations. Sample of out-migrants: 50-99 observations. 95% confidence interval computed as estimate ± 1.96 × standard error.

Top origins and destinations

Top 10 origins of in-migrants to Porto Acre/AC
Origin	People	Precision
Rio Branco/AC · view pair in the atlas	875	good
Sena Madureira/AC · view pair in the atlas	100	low precision
Boca do Acre/AM · view pair in the atlas	100	low precision
Senador Guiomard/AC · view pair in the atlas	75	low precision
Feijó/AC · view pair in the atlas	45	low precision
Machadinho D'Oeste/RO · view pair in the atlas	40	low precision
Porto Velho/RO · view pair in the atlas	40	low precision
Bujari/AC · view pair in the atlas	35	low precision
Acrelândia/AC · view pair in the atlas	25	low precision
Manoel Urbano/AC · view pair in the atlas	25	low precision

Top 10 destinations of out-migrants from Porto Acre/AC
Destination	People	Precision
Rio Branco/AC · view pair in the atlas	205	use with caution
Senador Guiomard/AC · view pair in the atlas	95	low precision
Bujari/AC · view pair in the atlas	80	low precision
Pimenta Bueno/RO · view pair in the atlas	75	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	800	47.6%	100-499
Multi-step migration	765	45.5%	100-499
Return to municipality of birth	110	6.5%	20-49
Other / suppressed	5	0.3%	<5

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	520	53.9%	100-499
Completed high school, incomplete higher education	210	21.8%	20-49
Completed elementary, incomplete high school	140	14.5%	20-49
Completed higher education	95	9.8%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	530	31.8%	100-499
½ to 1 minimum wage	455	27.3%	50-99
¼ to ½ minimum wage	340	20.4%	50-99
1 to 2 minimum wages	245	14.7%	20-49
More than 2 minimum wages	95	5.7%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	240	14.4%	20-49
Ages 25–39, male	195	11.7%	20-49
Ages 40–59, male	195	11.7%	20-49
Ages 5–14, male	195	11.7%	20-49
Ages 5–14, female	185	11.1%	20-49
Ages 40–59, female	175	10.5%	20-49
Ages 15–24, male	165	9.9%	20-49
Ages 15–24, female	165	9.9%	20-49
Ages 60 and over, male	100	6.0%	20-49
Ages 60 and over, female	55	3.3%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	400	55.6%	50-99
Return to municipality of birth	180	25.0%	20-49
First move from municipality of birth	140	19.4%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	210	51.9%	20-49
Completed high school, incomplete higher education	100	24.7%	5-19
Completed elementary, incomplete high school	65	16.0%	5-19
Other / suppressed	30	7.4%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
1 to 2 minimum wages	190	26.2%	5-19
½ to 1 minimum wage	155	21.4%	5-19
Up to ¼ of a minimum wage	140	19.3%	20-49
¼ to ½ minimum wage	130	17.9%	20-49
More than 2 minimum wages	100	13.8%	5-19
Other / suppressed	10	1.4%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 15–24, male	175	24.3%	5-19
Ages 25–39, male	100	13.9%	5-19
Ages 25–39, female	85	11.8%	5-19
Ages 40–59, female	85	11.8%	5-19
Ages 40–59, male	85	11.8%	5-19
Ages 15–24, female	80	11.1%	5-19
Other / suppressed	60	8.3%	5-19
Ages 5–14, male	50	6.9%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	4,950	59.9%	>=500
Completed high school, incomplete higher education	1,680	20.3%	100-499
Completed elementary, incomplete high school	1,095	13.3%	100-499
Completed higher education	535	6.5%	100-499

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	4,615	30.7%	>=500
Up to ¼ of a minimum wage	4,275	28.5%	>=500
½ to 1 minimum wage	4,240	28.2%	>=500
1 to 2 minimum wages	1,510	10.1%	100-499
More than 2 minimum wages	370	2.5%	50-99
Other / suppressed	10	0.1%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	1,815	13.4%	100-499
Ages 40–59, female	1,640	12.1%	100-499
Ages 25–39, female	1,485	10.9%	100-499
Ages 25–39, male	1,475	10.9%	100-499
Ages 15–24, male	1,430	10.5%	100-499
Ages 5–14, male	1,365	10.1%	100-499
Ages 5–14, female	1,275	9.4%	100-499
Ages 15–24, female	1,245	9.2%	100-499
Ages 60 and over, male	1,005	7.4%	100-499
Ages 60 and over, female	845	6.2%	100-499

Commuting (work and study)

Commuting indicators for Porto Acre/AC
Employed persons (aged 10 and over)	5,125
Commute out to work in another municipality	335
Commute in from another municipality to work here	205
Net commuting	−130
Out-commuting rate (%)	6.57
Commuting attraction index	0.964
Median commuting time	60 min

Open Porto Acre/AC 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]: Porto Acre/AC. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/porto-acre-ac-1200807/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.