36 Work [exclusive] - Download Gadm Data Version

library(sf) library(dplyr) gadm <- st_read("gadm36_levels.gpkg", layer="ADM_ADM_1") pop_data <- read.csv("population_estimates.csv") # has GID_1 column merged <- left_join(gadm, pop_data, by="GID_1")

The recommended modern standard. Excellent for QGIS and Python users. download gadm data version 36 work

: The full dataset is split into six zip files (e.g., gadm36_levels.shp.zip ). Only download if you need global data – each file is ~500 MB. library(sf) library(dplyr) gadm &lt;- st_read("gadm36_levels