| acs5_geography | Dataset used to identify geography availability in the 5-year ACS Detailed Tables | 
| as_dot_density | Convert polygon geometry to dots for dot-density mapping | 
| census_api_key | Install a CENSUS API Key in Your '.Renviron' File for Repeated Use | 
| check_ddhca_groups | Check to see if a given geography / population group combination is available in the Detailed DHC-A file. | 
| county_laea | County geometry with Alaska and Hawaii shifted and re-scaled | 
| fips_codes | Dataset with FIPS codes for US states and counties | 
| get_acs | Obtain data and feature geometry for the American Community Survey | 
| get_decennial | Obtain data and feature geometry for the decennial US Census | 
| get_estimates | Get data from the US Census Bureau Population Estimates Program | 
| get_flows | Obtain data and feature geometry for American Community Survey Migration Flows | 
| get_pop_groups | Get available population groups for a given Decennial Census year and summary file | 
| get_pums | Load data from the American Community Survey Public Use Microdata Series API | 
| interpolate_pw | Use population-weighted areal interpolation to transfer information from one set of shapes to another | 
| load_variables | Load variables from a decennial Census or American Community Survey dataset to search in R | 
| mig_recodes | Dataset with Migration Flows characteristic recodes | 
| moe_product | Calculate the margin of error for a derived product | 
| moe_prop | Calculate the margin of error for a derived proportion | 
| moe_ratio | Calculate the margin of error for a derived ratio | 
| moe_sum | Calculate the margin of error for a derived sum | 
| pums_variables | Dataset with PUMS variables and codes | 
| significance | Evaluate whether the difference in two estimates is statistically significant. | 
| state_laea | State geometry with Alaska and Hawaii shifted and re-scaled | 
| summary_files | Identify summary files for a given decennial Census year | 
| to_survey | Convert a data frame returned by get_pums() to a survey object |