Migration in Cairu/BA (2017–2022)

Cairu/BA had a reference population (aged 5 or over in 2022) of 16,375 people. In the 2017–2022 five-year period, the municipality received 1,995 in-migrants and lost 915 out-migrants to other municipalities in Brazil, resulting in a net migration of +1,080 people (65.92 per 1,000 population) and a migration effectiveness index (IEM) of 0.370. This classifies the municipality, for the period, as one of migratory attraction. In addition, 50 arrived with an unreported origin and 155 came from abroad.

Indicators

Migration indicators for Cairu/BA, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	1,995	1,697 to 2,293	good
Out-migrants	915	636 to 1,194	use with caution
Net migration	+1,080	672 to 1,488	not classified
Net migration rate, TLM (per 1,000 pop.)	65.92	-	-
Migration effectiveness index (IEM)	0.370	-	-

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 Cairu/BA
Origin	People	Precision
Valença/BA · view pair in the atlas	460	use with caution
Salvador/BA · view pair in the atlas	390	use with caution
Nilo Peçanha/BA · view pair in the atlas	125	low precision
Taperoá/BA · view pair in the atlas	120	use with caution
Teolândia/BA · view pair in the atlas	80	low precision
Camamu/BA · view pair in the atlas	70	low precision
Presidente Tancredo Neves/BA · view pair in the atlas	60	low precision
Rio de Janeiro/RJ · view pair in the atlas	55	low precision
Wenceslau Guimarães/BA · view pair in the atlas	50	low precision
Porto Seguro/BA · view pair in the atlas	40	low precision

Top 10 destinations of out-migrants from Cairu/BA
Destination	People	Precision
Valença/BA · view pair in the atlas	230	use with caution
Salvador/BA · view pair in the atlas	95	low precision
Presidente Tancredo Neves/BA · view pair in the atlas	75	low precision
Nilo Peçanha/BA · view pair in the atlas	55	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
First move from municipality of birth	1,210	60.7%	100-499
Multi-step migration	575	28.8%	100-499
Return to municipality of birth	180	9.0%	20-49
Other / suppressed	30	1.5%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	445	37.4%	50-99
Completed high school, incomplete higher education	420	35.3%	50-99
Completed higher education	230	19.3%	20-49
Completed elementary, incomplete high school	95	8.0%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	785	39.2%	100-499
1 to 2 minimum wages	485	24.2%	50-99
¼ to ½ minimum wage	385	19.2%	50-99
More than 2 minimum wages	180	9.0%	20-49
Up to ¼ of a minimum wage	160	8.0%	20-49
Other / suppressed	5	0.2%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	410	20.5%	50-99
Ages 25–39, male	355	17.8%	50-99
Ages 15–24, female	305	15.2%	50-99
Ages 15–24, male	195	9.8%	20-49
Ages 5–14, female	175	8.8%	20-49
Ages 40–59, male	175	8.8%	20-49
Ages 40–59, female	150	7.5%	20-49
Ages 5–14, male	135	6.8%	20-49
Ages 60 and over, female	75	3.8%	5-19
Other / suppressed	25	1.2%	<5

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	325	35.3%	20-49
Return to municipality of birth	285	31.0%	20-49
First move from municipality of birth	270	29.3%	20-49
Other / suppressed	40	4.3%	<5

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	175	31.2%	20-49
Completed high school, incomplete higher education	155	27.7%	5-19
Completed higher education	150	26.8%	5-19
Completed elementary, incomplete high school	80	14.3%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	290	31.7%	20-49
¼ to ½ minimum wage	210	23.0%	20-49
Up to ¼ of a minimum wage	170	18.6%	20-49
1 to 2 minimum wages	120	13.1%	5-19
More than 2 minimum wages	110	12.0%	5-19
Other / suppressed	15	1.6%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	155	16.8%	5-19
Ages 40–59, female	120	13.0%	5-19
Ages 15–24, female	115	12.4%	5-19
Ages 15–24, male	105	11.4%	5-19
Ages 40–59, male	100	10.8%	5-19
Ages 25–39, male	100	10.8%	5-19
Other / suppressed	90	9.7%	5-19
Ages 5–14, male	75	8.1%	5-19
Ages 5–14, female	65	7.0%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	5,110	54.3%	>=500
Completed high school, incomplete higher education	2,415	25.7%	100-499
Completed elementary, incomplete high school	1,025	10.9%	100-499
Completed higher education	855	9.1%	100-499

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	5,520	35.5%	>=500
¼ to ½ minimum wage	4,035	25.9%	>=500
Up to ¼ of a minimum wage	2,635	16.9%	>=500
1 to 2 minimum wages	2,630	16.9%	100-499
More than 2 minimum wages	730	4.7%	100-499
Not applicable (collective dwelling)	15	0.1%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	2,025	14.3%	100-499
Ages 40–59, female	2,005	14.1%	100-499
Ages 40–59, male	1,960	13.8%	100-499
Ages 25–39, male	1,810	12.8%	100-499
Ages 15–24, male	1,225	8.6%	100-499
Ages 5–14, male	1,205	8.5%	100-499
Ages 5–14, female	1,185	8.4%	100-499
Ages 15–24, female	1,150	8.1%	100-499
Ages 60 and over, male	815	5.7%	100-499
Ages 60 and over, female	795	5.6%	100-499

Commuting (work and study)

Commuting indicators for Cairu/BA
Employed persons (aged 10 and over)	8,470
Commute out to work in another municipality	175
Commute in from another municipality to work here	560
Net commuting	+385
Out-commuting rate (%)	2.08
Commuting attraction index	1.032
Median commuting time	40 min

Open Cairu/BA 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]: Cairu/BA. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/cairu-ba-2905404/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.