Migration in Porto Walter/AC (2017–2022)

Porto Walter/AC had a reference population (aged 5 or over in 2022) of 9,445 people. In the 2017–2022 five-year period, the municipality received 440 in-migrants and lost 425 out-migrants to other municipalities in Brazil, resulting in a net migration of +15 people (1.40 per 1,000 population) and a migration effectiveness index (IEM) of 0.015. This classifies the municipality, for the period, as one of migratory attraction. In addition, 15 arrived with an unreported origin and 5 came from abroad.

Indicators

Migration indicators for Porto Walter/AC, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	440	301 to 579	use with caution
Out-migrants	425	273 to 577	use with caution
Net migration	+15	−191 to 221	not classified
Net migration rate, TLM (per 1,000 pop.)	1.40	-	-
Migration effectiveness index (IEM)	0.015	-	-

Sample of in-migrants: 50-99 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 Walter/AC
Origin	People	Precision
Cruzeiro do Sul/AC · view pair in the atlas	190	use with caution
Marechal Thaumaturgo/AC · view pair in the atlas	105	low precision
Rio Branco/AC · view pair in the atlas	40	low precision
Rodrigues Alves/AC · view pair in the atlas	30	low precision
Mâncio Lima/AC · view pair in the atlas	25	low precision

Top 10 destinations of out-migrants from Porto Walter/AC
Destination	People	Precision
Cruzeiro do Sul/AC · view pair in the atlas	265	use with caution
Rio Branco/AC · view pair in the atlas	50	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	255	58.6%	50-99
Return to municipality of birth	110	25.3%	20-49
Multi-step migration	70	16.1%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	115	43.4%	20-49
Completed high school, incomplete higher education	75	28.3%	5-19
Completed higher education	60	22.6%	5-19
Other / suppressed	15	5.7%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
¼ to ½ minimum wage	120	27.3%	20-49
1 to 2 minimum wages	90	20.5%	5-19
Up to ¼ of a minimum wage	85	19.3%	5-19
½ to 1 minimum wage	80	18.2%	5-19
More than 2 minimum wages	65	14.8%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	95	21.6%	5-19
Ages 25–39, male	70	15.9%	5-19
Ages 15–24, male	55	12.5%	5-19
Ages 5–14, female	50	11.4%	5-19
Ages 15–24, female	45	10.2%	5-19
Other / suppressed	35	8.0%	5-19
Ages 60 and over, female	35	8.0%	5-19
Ages 40–59, male	30	6.8%	5-19
Ages 5–14, male	25	5.7%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	275	64.7%	20-49
Multi-step migration	75	17.6%	5-19
Return to municipality of birth	75	17.6%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	70	50.0%	5-19
Completed high school, incomplete higher education	40	28.6%	5-19
Other / suppressed	30	21.4%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	150	35.3%	20-49
¼ to ½ minimum wage	105	24.7%	20-49
1 to 2 minimum wages	75	17.6%	5-19
More than 2 minimum wages	45	10.6%	5-19
Up to ¼ of a minimum wage	25	5.9%	5-19
Other / suppressed	25	5.9%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 15–24, female	125	29.4%	5-19
Ages 15–24, male	105	24.7%	5-19
Ages 25–39, male	70	16.5%	5-19
Ages 25–39, female	45	10.6%	5-19
Ages 5–14, male	30	7.1%	5-19
Ages 5–14, female	25	5.9%	5-19
Other / suppressed	25	5.9%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	2,420	59.0%	>=500
Completed high school, incomplete higher education	895	21.8%	100-499
Completed elementary, incomplete high school	515	12.5%	100-499
Completed higher education	275	6.7%	50-99

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
Up to ¼ of a minimum wage	4,090	39.8%	>=500
¼ to ½ minimum wage	3,215	31.3%	>=500
½ to 1 minimum wage	2,065	20.1%	100-499
1 to 2 minimum wages	695	6.8%	100-499
More than 2 minimum wages	205	2.0%	20-49

Age and sex
Category	Estimate	Share	Sample
Ages 5–14, male	1,260	14.0%	100-499
Ages 15–24, male	1,235	13.7%	100-499
Ages 5–14, female	1,155	12.8%	100-499
Ages 15–24, female	1,135	12.6%	100-499
Ages 25–39, male	1,050	11.7%	100-499
Ages 25–39, female	890	9.9%	100-499
Ages 40–59, male	870	9.7%	100-499
Ages 40–59, female	710	7.9%	100-499
Ages 60 and over, male	305	3.4%	50-99
Ages 60 and over, female	240	2.7%	50-99
Ages 5–14, sex undetermined	60	0.7%	5-19
Ages 15–24, sex undetermined	40	0.4%	5-19
Ages 40–59, sex undetermined	20	0.2%	5-19
Ages 25–39, sex undetermined	20	0.2%	5-19
Other / suppressed	0	0.0%	<5

Commuting (work and study)

Commuting indicators for Porto Walter/AC
Employed persons (aged 10 and over)	3,000
Commute out to work in another municipality	20
Commute in from another municipality to work here	25
Net commuting	+5
Out-commuting rate (%)	0.69
Commuting attraction index	0.999
Median commuting time	32 min

Open Porto Walter/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 Walter/AC. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/porto-walter-ac-1200393/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.