Questions tagged [census]

A procedure of systematically acquiring and recording information about all the members of a given population.

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Convert CensusWard codes to Google Maps (UK)

The UK's Office for National Statistics uses Census Ward codes for some of its data. For instance, this file - https://www.ons.gov.uk/visualisations/dvc479/map/data/data.xls - has life expectancy by ...
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Working with census WMS raster in QGIS?

I established a connection to the WMS service of the german census . Displayed correctly. I've tried to extract values from the specific raster, e.g. population, to polygons like in the picture below....
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How to convert Coordinates (Lat/Long) to GeoIDs?

I am trying to build an index to look up FIPS codes for census blocks, given a pair of coordinates (latitude, longitude). I know the Census API has this functionality. However, I need to build an ...
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Overlap analysis not running

I'm trying to run QGIS's overlap analysis. I ran this a few days ago, but it's not working anymore. I have yellow as zipcodes (overlap_zipcodes) and purple as census tracts (84_censustracts). I'm ...
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45 views

Remove unwanted regions from map data QGIS

I downloaded Census Tract shape file data from the US Census for the state of Maryland. There are ~1400 census tracts. This is a vector layer in QGIS. I have a separate CSV that has 84 census tracts....
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Where to get US census data for year 2019

I would like to know any sources where we can get US census data for year 2019. I did check the census site and the ACS one via its API gives data only till 2017.
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Advice on normalizing census data in choropleth maps

I'm trying to figure out the best way to normalize census data in two choropleth maps showing the population of people with hearing loss. Their geometries: The states of the United States. The ...
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17 views

Why are there duplicate geometries in U.S. census shapefiles?

I have been writing a Python program to analyze the contents of shapefiles from the 2010 U.S. census, and I came across some odd duplication that I cannot explain. For example, in the 2010 shapefile ...
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How to associate census data with ZIP codes [closed]

I have data frame with lat/lon and zip codes. A small sample of that data frame: Lat Lon ZIP 29.39291 -98.50925 78204 29.39923 -98.51256 78204 29.40147 -98.51123 78204 29.38752 ...
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ACS Living Atlas Layers in ArcMap

The US Census Bureau and Esri have put together a set of layers showing data from the American Community Survey. The data is available online, and looks incredibly useful, especially since they're no ...
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Spatial join - allocate values from joined polygon based on input polygon

I'm trying to determine population inside Special Flood Hazard Areas. To do this I'm doing a spatial join of census shapefiles with the FEMA National Flood Hazard Layer, using the Boolean field ...
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24 views

ACS Data Interpretation

I am working with ACS 5-Year Data at the block group level in ArcGIS, and was hoping someone could explain what one of the elements on my attribute table means. I know that the B00001e1 is some type ...
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29 views

US Census Bureau Shapefiles with district IDs

I am loading senate district polygon shapefiles from https://www.census.gov/cgi-bin/geo/shapefiles/index.php?year=2019&layergroup=State+Legislative+Districts into my Leaflet map. Well, to be ...
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US Census block boundaries shapefile [closed]

I am searching for a single file of all roughly 11 million US census blocks. Where can I find this?
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Why is there no state with code “03” (among other missing numbers)?

The US census documentation for state codes is missing several numbers. For example, there is no state with code "03", "07" and others. Here is the start of the list... STATE|STUSAB|STATE_NAME|...
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2010 Block Group Income

Does anyone know why there isn't 2010 income data at the block group level on American Fact Finder? I don't see it at the census tract either. Looking for documentation explaining why it's not there ...
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Java example of batch geocoding with the US census bureau's geocoding API

I am geocoding a batch of addresses with the US Census Bureau's free geocoding tool. I am following the guide at https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.pdf. I have a ...
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Downloading Census data to PostgreSQL PostGIS TIGER extension for Amazon RDS database

Can someone point me toward instructions on how to download census data for the postGIS_tigerP_geocoder extension? I would like to use the geocode() function, but any query returns 0 results. From ...
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Plotting shapes form Census Bureau with GeoPandas results in some erroneous white triangles

GeoPandas 0.6.1 Almost every shapefile from Census Bureau is giving the same error. In this case is the Block data shapes from Maine. The file is "tl_2019_23_tabblock10.shp" gdf.plot(figsize=(32, ...
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Populating attributes of smaller polygons using bigger polygons

I have polygons TAZs (Travel Analysis Zones) that do not have any county information in them. I want to populate these TAZs with COUNTYFIPS that would have county codes in which these polygons are ...
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23 views

Netherlands census data by municipality (gemeente)

I am looking for Dutch Census data (period 2012-2019), aggregated at the gemeente level (municipality), covering basic population statistics (number of people, gender, age, ethnicity, etc). The ...
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1answer
21 views

Difference in FCC and US Census data [closed]

I am comparing 2 lists of census data for the state of IL. One from the FCC.GOV where I download all the census tracts in CSV format and the data looks like this state,county,cnamelong,tract,...
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34 views

Summing data from a smaller boundary shapefile to a larger boundary shapefile if the boundaries do not align in ArcGIS Pro?

I have a census tract boundary shapefile for the province of BC, with around 620 polygons, varying in size. I have another boundary shapefile, BC service areas, this one has much larger polygons and ...
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Obtaining geographic data for California?

Where can I download census tracts and infrastructure data of California for 1997?
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Dividing polygons into equal sub-regions based on population using QGIS? [duplicate]

I'm using demographic data in California by census tract, and I'd like to be able to group those census tracts into 4 regions with an equal population in each region. Any recommendations for how to do ...
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TIGER/Line GeoID - Census Tract map to Lat/Long

I'm working in Python with ACS data downloaded from here: https://www.census.gov/geo/maps-data/data/tiger-data.html I was able to convert the geodatabase format to a pandas dataframe where every row ...
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57 views

Seeking population data for Detroit?

I need population and age breakdown data for Detroit. I have found census tract shapefiles but none with the attribute data that I need. Any idea where I might find such data?
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206 views

Combining data from overlapping polygons and assign [duplicate]

I have two multipolygons layers: Layer A: Census blocks with data from 2010 (last census). Layer B: A study about poor neighborhoods with data from 2016 (POOR NH). Both layers have a "population" ...
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216 views

Aggregating census level data to county level in QGIS?

I'm trying to take census tract linked data (in the form of a CSV I joined to a census tract level map of Washington State) and create a county-level map with it. My census data also has the county ...
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23 views

Identifying area code for a particular US city

I'm trying to build a query like: "tell me what area codes (telephony area codes) overlap San Francisco" which should return 415 and 628. Doing some google searches indicates that the US census data ...
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1answer
56 views

Comparing Tract-level data to State-level?

I'm using firearm trace data (available at the state-level) and attempting to compare it to socially disadvantaged areas (census tracts) by the way of regression analysis. Katz and Schnebly (2011) ...
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56 views

Dealing with non-nested geographic units using the RQGIS and tigris R packages

I recently came across this tutorial suggesting that the RQGIS and tigris R packages could be used to overcome issues with non-nested geographies: https://rpubs.com/corey_sparks/256942 I'm trying to ...
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330 views

Source for US urban-suburban-rural classifications by census tract

I would like to assign every U.S. census tract its own unique classification on the urban-rural spectrum. USDA's Rural-Urban Area Commuting Codes (RUCA) is a good start, but it's focus is rural - it ...
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Migrating US Census GDB file to PostGIS — ERROR: tables can have at most 1600 columns

I'm working with data from the American Community Survey, provided by the U.S. Census. Specifically, I've downloaded gdb files from here. I have the gdb file ACS_2016_5YR_TRACT.gdb on my server and I'...
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What part of the Census Block is the County?

I have a list of census blocks for California and I am trying to get the county for each row. If I have a census block of 60070004024003, which 2 digits make up the county FIPS?
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Renter Area Median Income?

Is there an American Community Survey Data table that has Renter Area Median Income. There are tables on Household Median Income and Median Income as a Percent of Rent (B2507). I am trying to find ...
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54 views

Can a spatial query be run within the GUPS software for Census LUCA review?

I am currently conducting a LUCA review on address points within our locality for the decennial census review. The software provided is called GUPS; however, it is QGIS based with custom plugins. I ...
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588 views

Unable to perform centroids or point on surface operations because of “invalid geometry”

I am dealing with census blocks, and some of them have strange shapes, where they share a single point with two other census blocks. Although check validity returned no issues, I am not able to ...
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OpenStreetMap/GeoServer fill polygon color on user interaction [duplicate]

I'm trying to build a system to show census tract on map. I used this example to import the census tract TIGER shapefile into DB, flatten the data on the column I need and managed to show a map with ...
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248 views

Seeking crosswalk of census tract to town instead of CDP?

I'm trying to match towns from a dataset to Census tracts in the year 2000, with FIPS code as a place identifier. I'm aware of http://mcdc2.missouri.edu/websas/geocorr2k.html#GFOPTS, the GeoCorr ...
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320 views

Converting Census Tract Data to Raster

I'm trying to convert the census tract data with demographic profiles to a raster so that I can do a site suitability analysis with proximity to high youth population areas. I downloaded the 2010 ...
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Put together Shapefiles with data for individual years into Multiple Year Space-Time Cube

I have 16 shapefiles (listed above). Each shapefile contains county-level data on mortality rates for years 1999 to 2015, respectively. I organized the mortality rate data in Excel. I joined the ...
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116 views

Merging OnTheMap's point jobs data with Census Block Groups shapefile using ArcGIS Desktop?

I'm trying to figure out an easy way to take county level jobs point data (exported from the Census bureau's OnTheMap) and merge it with census block groups in order to give each block group a total ...
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Performing Weighted Buffer Analysis in QGIS?

I am running a 5 mile buffer analysis around a business location, with the objective to calculate the percent of high income earners ($200k+) within that buffer. Normally, I would intersect the ...
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107 views

Download point files from Census On the Map in R

I'd like to automate downloading point shapefile data from Census OnTheMap. There is a link which can be used to download the data, as provided below: https://onthemap.ces.census.gov/cgi-bin/report....
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Creating Locator using 2010 Census Block Group data

When I attempt to create an Address Locator in ArcMap using the shapefile (El Paso County, Texas) I download from the census website (t1_2010_48141_bg10.shp) I am not sure which alias names to match ...
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Confirming coordinate system/shapefile is correct?

I am using Census Shapefiles from NHGIS. I am trying to convert points from it to easy to read latitude and longitude - but am having some trouble. The sample data I'm using for now is data from ...
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375 views

How to bring the Tiger Census Reporter API to GeoPandas

I'm trying to read the Tiger2016 API (from Census Reporter) into Geopandas. I'm not quite sure how to import the geometry. I'm assuming I need to convert the geometry lists into something geopandas ...
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Is it possible to get specific Asian population totals from the Census at the Block or Block Group level?

I know you can get it at the Tract level but I can't for the life of me find it at at a lower level. I can find totals for just "Asian" at these levels but I want it to be more specific than that (e.g....
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Live datasets in Carto using Census API

I want to get population counts for places in California. [Ideally Census Tracts, but that's not a supported geography in the population dataset?] After reading through the documentation and ...

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