Migration in Porto Firme/MG (2017–2022)

Porto Firme/MG had a reference population (aged 5 or over in 2022) of 10,055 people. In the 2017–2022 five-year period, the municipality received 520 in-migrants and lost 305 out-migrants to other municipalities in Brazil, resulting in a net migration of +215 people (21.55 per 1,000 population) and a migration effectiveness index (IEM) of 0.262. This classifies the municipality, for the period, as one of migratory attraction. In addition, 25 arrived with an unreported origin and 0 came from abroad.

Indicators

Migration indicators for Porto Firme/MG, 2017–2022
Indicator	Estimate	95% CI	Precision
In-migrants	520	372 to 668	good
Out-migrants	305	143 to 467	use with caution
Net migration	+215	−5 to 435	not classified
Net migration rate, TLM (per 1,000 pop.)	21.55	-	-
Migration effectiveness index (IEM)	0.262	-	-

Sample of in-migrants: 100-499 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 Porto Firme/MG
Origin	People	Precision
Rio de Janeiro/RJ · view pair in the atlas	120	low precision
São Paulo/SP · view pair in the atlas	55	low precision
Piranga/MG · view pair in the atlas	55	low precision
Viçosa/MG · view pair in the atlas	45	low precision
Guaraciaba/MG · view pair in the atlas	30	low precision
Diadema/SP · view pair in the atlas	25	low precision

Top 10 destinations of out-migrants from Porto Firme/MG
Destination	People	Precision
Viçosa/MG · view pair in the atlas	75	low precision

Profile of migrants and residents

In-migrants (arrivals)

Migrant type
Category	Estimate	Share	Sample
Return to municipality of birth	210	40.4%	20-49
First move from municipality of birth	155	29.8%	20-49
Multi-step migration	145	27.9%	20-49
Other / suppressed	10	1.9%	<5

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	165	40.7%	20-49
Completed higher education	100	24.7%	20-49
Completed high school, incomplete higher education	100	24.7%	5-19
Completed elementary, incomplete high school	40	9.9%	5-19

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	170	32.7%	20-49
¼ to ½ minimum wage	115	22.1%	20-49
More than 2 minimum wages	85	16.3%	5-19
Up to ¼ of a minimum wage	80	15.4%	5-19
1 to 2 minimum wages	60	11.5%	5-19
Other / suppressed	10	1.9%	<5

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, female	90	17.3%	5-19
Ages 25–39, male	75	14.4%	5-19
Ages 60 and over, male	65	12.5%	5-19
Ages 40–59, male	60	11.5%	5-19
Ages 40–59, female	60	11.5%	5-19
Ages 60 and over, female	50	9.6%	5-19
Ages 15–24, female	40	7.7%	5-19
Ages 5–14, female	30	5.8%	5-19
Ages 5–14, male	30	5.8%	5-19
Ages 15–24, male	20	3.8%	5-19

Out-migrants (departures)

Migrant type
Category	Estimate	Share	Sample
Multi-step migration	160	52.5%	20-49
First move from municipality of birth	100	32.8%	5-19
Return to municipality of birth	45	14.8%	5-19

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
Completed high school, incomplete higher education	70	38.9%	5-19
Completed elementary, incomplete high school	50	27.8%	5-19
No schooling or incomplete elementary	30	16.7%	5-19
Other / suppressed	30	16.7%	<5

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
1 to 2 minimum wages	155	50.8%	5-19
Other / suppressed	60	19.7%	5-19
½ to 1 minimum wage	45	14.8%	5-19
¼ to ½ minimum wage	45	14.8%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 25–39, male	60	19.7%	5-19
Ages 15–24, male	60	19.7%	5-19
Other / suppressed	50	16.4%	5-19
Ages 5–14, male	40	13.1%	5-19
Ages 25–39, female	40	13.1%	5-19
Ages 40–59, male	35	11.5%	5-19
Ages 15–24, female	20	6.6%	5-19

Non-migrant residents

Educational attainment (people aged 25 and over)
Category	Estimate	Share	Sample
No schooling or incomplete elementary	4,270	61.1%	>=500
Completed high school, incomplete higher education	1,340	19.2%	100-499
Completed elementary, incomplete high school	775	11.1%	100-499
Completed higher education	600	8.6%	100-499

Household income per capita (in 2022 minimum wages)
Category	Estimate	Share	Sample
½ to 1 minimum wage	4,175	41.7%	>=500
¼ to ½ minimum wage	2,590	25.9%	>=500
1 to 2 minimum wages	1,545	15.4%	100-499
Up to ¼ of a minimum wage	1,335	13.3%	100-499
More than 2 minimum wages	345	3.4%	50-99
Not applicable (collective dwelling)	25	0.2%	5-19

Age and sex
Category	Estimate	Share	Sample
Ages 40–59, male	1,425	15.0%	100-499
Ages 40–59, female	1,390	14.6%	100-499
Ages 60 and over, female	1,130	11.9%	100-499
Ages 60 and over, male	1,110	11.7%	100-499
Ages 25–39, female	980	10.3%	100-499
Ages 25–39, male	950	10.0%	100-499
Ages 15–24, male	720	7.6%	100-499
Ages 15–24, female	710	7.5%	100-499
Ages 5–14, male	590	6.2%	100-499
Ages 5–14, female	500	5.3%	100-499

Commuting (work and study)

Commuting indicators for Porto Firme/MG
Employed persons (aged 10 and over)	3,985
Commute out to work in another municipality	340
Commute in from another municipality to work here	120
Net commuting	−220
Out-commuting rate (%)	8.48
Commuting attraction index	0.925
Median commuting time	40 min

Open Porto Firme/MG 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 Firme/MG. Data from the 2022 Demographic Census (IBGE). Data version: 2026-10-01. Available at: https://atlas-da-migracao.github.io/en/municipio/porto-firme-mg-3152303/. Dataset DOI: https://doi.org/10.5281/zenodo.22469791.