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

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Census Data Mapper - what tool they used to do it?

The Census Data Mapper is a web mapping application of the Census Bureau used to create instant web maps out of the Census data which are stored in the Census databases. I was wondering what tools ...
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19 views

What are the rules/guidelines for what the total population in a US census block group has to be to justify a split?

What are the rules/guidelines for what the total population in a US census block group has to be to justify a split? I'm wondering if the US Census Department has any guidelines about when to split a ...
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202 views

Faster way than Spatial Join to join field from attribute table to address table?

I have a table of addresses for every state in the nation. I just recently finished doing spatial joins and adding in census block/tract data per state. I have a national shapefile of ...
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19 views

Statistical bias arising out of only comparing US census block groups that have not changed (been split) over time?

Census Block Group ("CBG") study areas are notorious for changing over time. Even from 2009 to 2013, about 10-25% of the CBG's in South Carolina have not remained consistent over that time. Seeing ...
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1answer
73 views

Creating map of New Mexico where deaf people live in county from US Census database?

I would like to get some feedback from those who have been doing or perform on US Census Map. Is there a way for me to get information on Deaf person living in New Mexico. Would US Census be helpful? ...
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14 views

I'm looking for a shapefile of 1990 Census data for California at the Tract or Block level

Does anyone know if the 1990 Census data is available as pre-joined shapefile? I'm looking for 1990 Tract or Block-level data on Riverside and Kern Counties.
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1answer
21 views

US Census: bivariate chloropleth of total population (ACS 2013) and total jobs (LEHD 2012)

The most recent ACS data available is 2013 and Tiger data is also available for 2013. The most recent LEHD data available is 2012 and the geography crosswalk files join it to Tiger 2010 data. Given ...
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1answer
559 views

Where to Dowload Village layers for India with census 2011 information?

Does anyone know where I could download a layer of all villages in India together with their populations (hopefully from the 2011 census)?
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2answers
142 views

What is the smallest US geographic region with income data?

I'm looking for any region that is smaller than block groups. And it doesn't have to be for the whole United States. Does this exist? Does anyone have any ideas? I feel like I saw somewhere that ...
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16 views

1990 TAZ and 2000 Census Tracts data analysis issue

There is no 1990 CTPP data available at the Census Tract level for my study area. I have 1990 CTPP data by TAZ and 2000 data by TAZ and Census Tract. The TAZ are the smaller areas. I would like to ...
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2answers
851 views

Does anyone know what a geoid10 and its numbers mean?

I am doing home for my GIS class where we had to download census data from our county and to define what geoid10 and its numbers mean. I cannot find the definition anywhere.
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3answers
436 views

Ecuador Census Data

I am looking for Ecuador census data (digital GIS if possible) at the sub-parroquia (parish) level. The geographies and the tabular data would be great but at this point I am mostly in need of the ...
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133 views

Best place to download or purchase shapefiles for Louisiana Parish?

I am looking for shapefiles to either download or purchase for the BEAUREGARD Parish in Louisiana. I have been able to find files for the Townships and Sections but I am in desperate need of a ...
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36 views

Where can I find geodata for the Russian терсон-мо or терсон-ате census units? Or: can osm_admin polygons be linked to those?

I'm looking to combine Russian census data with georeferenced polygons. This is for a research project looking into different aspects of mobility within the Republic of Саха (Sakha/Yakutsk), the ...
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1answer
80 views

Finding census block for given address using Tiger geocoder

I have a geocoder based on Tiger/Line data running on PostGIS. I need to find census block for a given address. How can I do it? Like I can do for census tract: SELECT get_tract(ST_Point(-71.101375, ...
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1answer
39 views

How to clip Census tract shapefiles to the boundaries of City Council shapefiles

Before I ask my question, I want to say upfront that I am woefully inexperienced with coding as well as GIS, which is part of the reason why I'm here. I am currently working on a project where I am ...
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42 views

Does anyone have a Morocco shapefile that includes Western Sahara at the Provincial level?

The 2004 Moroccan census data is available at hcp.ma. I was wondering if anyone had a Moroccan shapefile at the provincial level or commune level that matched the data available on the census and ...
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1answer
71 views

How can I eliminate leftover border/boundary in QGIS?

I am trying to generate a shapefile which contains the unincorporated areas of St. Louis County, Missouri. I'm using two shapefiles: St. Louis County from the 2012 census, followed by St. Louis ...
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243 views

How to analyze census data and display on map (shape file) in ArcGIS

I have shapefiles representing a country, states of that country or towns etc... For each shapefile there is associated data with them. The country shapefile has 100 rows and maps to .csv files with ...
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10 views

Finding Census Tracts Within a Circle in PostGIS [duplicate]

I suspect this is a basic question but, for a newb like me, it's proving to be quite a challenge. I have imported (using ogr2ogr) a collection of census tracts from the U.S. Census-provided .shp files ...
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39 views

Building customized data set from American Community Survey data?

I am trying to create a database in SQL Server with a customized dataset containing census information from the American Community Survey content available online. I want to show a granularity in my ...
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1answer
54 views

FIPS Crosswalk for Census Places

Where can I find a comprehensive crosswalk for FIPS codes at the Place level? I need to match Census Places from different data sets spanning the period 1980-2010, where each data set is using FIPS ...
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1answer
27 views

Where can I find spatial data on Enumeration Area boundaries from the South Africa 2001 Census?

I am trying to locate spatial data for the boundaries of South African Enumeration Areas (EAs) from the 2001 Census. The links to the data from the 2001 census on the Statistics South Africa website ...
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28 views

What is coordinate system of US 1990 census tract data

I would like to set coordinate system of US 1990 census tract data using ArcGIS for Desktop. Do you know how I can do this?
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147 views

Find all census tracts N miles from a lat, lon point

Using R, I'd like to find all census tracts within a given distance of a point (lon,lat). i.e. All census tracts within 20 miles of 34.0522, 118.2428 I have used the sp library and over command to ...
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3answers
154 views

Looking for Employment Density Data: Employees per unit of area by industry by county (USA)

What I'm looking for something like this: http://www.bls.gov/cew/ew07fig20.pdf For those that can't see it, the second page of the PDF has a map of Employment density within manufacturing by county, ...
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84 views

Identify Census blocks inside urban areas (using pyshp or similar)

I am trying to find the Census blocks that are inside specific urban areas or urban clusters. The Census Bureau provides a list of urban areas/urban clusters with the following information: | ...
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63 views

QGIS's “Points in Polygon” counts zero in every census tract

I am mapping the location of incidents of asthma using QGIS. I would like to count how many points are in census tracts to better understand the areas where asthma occurs most frequently. My map ...
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1answer
95 views

Source postcode shapefiles & census data for The Netherlands

I would like to do some GIS mapping of the Netherlands, but I am having trouble finding official data files for the following: ESRI shapefiles for postcodes. Census (population) data for postcodes. ...
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1answer
23 views

Need statistics from US census [closed]

I am not sure if this is the right place to ask, if so please recommend a stackexchange, I am having a lot of issues getting the data approximations that I need for a report. I am looking for the ...
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1answer
194 views

where can I get population of each of the Indian villages and towns?

There are over 600,000 villages in India. I want to get the population of each of the village according to 2011 census. I searched the http://censusindia.gov.in website for hours but could not get ...
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2answers
141 views

After turning census block data into a raster, how do I redistribute the density to reflect land cover types

I plan on rasterizing (terminology?) census block data relating to density to a regular 30 m by 30 m grid for use with NLCD data. I then hope to distribute the density of the original census block ...
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3answers
304 views

Downloading US Census data?

I'm in a introduction course for ArcGIS and I'm just starting to work on my project. I'm trying to create a map showing the relationship between poverty and education. I also want to try and present ...
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3answers
925 views

Gathering data for a large number of census block groups

I would like to collect some census data for every block group in New England. I'm primarily interested in median income and median age, and ideally I'd like a large .csv file with one row per census ...
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51 views

Download US census data profiles?

US census summary file information is available on the census ftp server: ftp2.census.gov/acs2013_5yr but I can't seem to find the data profiles information anywhere. The only source appears to be ...
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3answers
105 views

Comparing census tracts

I am working with Arcmap 10.1 and census tract level data for 1990 and 2011. I am trying to compare different options for tracking changes between the tracts. The tracts change between the census ...
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2answers
82 views

Population by Census Tract

I am looking to obtain count of population by census tract. The ideal output would be Census Tract 1919.01 Population = 7,435. Does anyone know of resources where I can get this information. I tried ...
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2answers
145 views

Having trouble matching up U.S. Census shapefiles in QGIS

I'm trying to use the U.S. Census shapefiles to figure out what census blocks make up which state legislative districts. I decided to test the method on a state where I already had this data to see if ...
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1answer
58 views

Disaggregating vector layer splits

I'm fairly new to GIS, but I've got the basics down. I'm utilizing QGIS and Python to calculate election statistics by legislative and congressional districts. I'm trying to aggregate precinct level ...
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1answer
46 views

Cutting Census Block Data to a Study Area

I'm trying to cut census block data to a study area. I have a study area polygon (made from selecting whole counties of interest) and clipped the census data by this. When I visited the new Census ...
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1answer
110 views

Mean Center/Median Center tool providing points mathematically centered but physically appearing in the wrong location

To create population weights, I'm using the Mean and Median Center tool to find the center of our populations in census tracts. However, I've noticed that some of the points that are popping up are ...
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2answers
245 views

Geocoding accuracy of Google Maps vs Tiger

I recently compared result of US Census Geocoder(http://geocoding.geo.census.gov/geocoder/) with that of Google Maps. For any given address both of them are giving different set of lat, lon. Why there ...
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29 views

Looking for a source of data for these specific United States Demographics for People and Businesses

Sorry for if I come across ignorant. I usually hangout over at StackOverflow. I'm a developer and a client has specific demographics needs that I'm not sure where to get. I looked at some Census data ...
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1answer
5k views

Joining polygons in R

I am wondering how to join spatial polygons using R code? I'm working with census data where certain areas change over time and I wish to join the polygons and the corresponding data and simply ...
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1answer
196 views

Census Block GEOid2 conversion to Latitude Longitude

My question is similar to this question. I have two different data files. Data1.csv (4500 rows) GEOid GEOid2 Total Population Urban Rural ...
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50 views

QGIS join by location not returning for features

I have eight contours/features in one shapefile (contour.shp) that i want to find the number of population within each contour, this is in another shp. I am using join attributes by location to do ...
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87 views

Can you use the US Census ACS Api with TIGER Shape File GEOID?

The US Census makes available the TIGER Shape files for geographic area like States, Counties, Tracts, etc. (https://www.census.gov/geo/maps-data/data/tiger-line.html). They also supply an api for ...
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87 views

Finding census block with highest pop. value within the census tract

In QGIS, I'm trying to plot a centroid of only the census block with the highest population within each census tract. So there should only be one point per tract- that of the block with the greatest ...
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174 views

Importing 2014 TIGER County Shape Files to 2012 SQL Server?

Last year, I figured out how to import TIGER Census Block shape files into 2012 SQL Server with no issues. I assumed I would use similar code to do the county shape files but I keep getting a few ...
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103 views

US Census block group data - field names for feature classes

I may be missing something here, but it seems like getting usable US Census data into a shapefile or feature class is much harder than it used to be. Downloading the Tiger block group shapefiles is no ...