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Questions tagged [united-states]

Use this tag for Questions which are specific to the country of the United States of America (USA), Do not use for United States Virgin Islands (VIR)

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Seeking shapefiles for US Census Block Groups? [migrated]

I would like to use this US deprivation index (https://www.neighborhoodatlas.medicine.wisc.edu), which is based on Census Block Groups. Where can I find the corresponding shapefiles?
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1answer
24 views

Using legal descriptions of lands and their subsections to draw polygon?

I have Legal descriptions of land (Section, Township, Range) and their subsections (N1/2, S1/2, E1/2, W1/2, NW1/4, SW1/4, N1/2NW1/4, etc.) I want to have a polygon encompass the subsections of the ...
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0answers
41 views

Seeking DEM data for whole USA?

I was looking for Digital Elevation data for the USA. I was looking data from USGS earth explorer, but I need a data where the resolution is in meter, should be as high as 1m. I will be happy with 3m ...
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0answers
31 views

Seeking USA congressional district to county relationship files?

This must be a common enough problem that other users have come across it. I've finagled my way around inconsistencies and dropped observations, but now I'm reaching out to see if anyone knows of a '...
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0answers
10 views

Trying to run functions with adjusted TIGER and Census data but there are now datum conflicts?

I am trying to create maps that display the intersection between elevation and population, and elevation and housing costs using TIGER and Census data. However, when trying to get the census and TIGER ...
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0answers
45 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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3answers
104 views

Which coordinate system is the best for a distances from whole USA?

I have about 100 cities all over the USA and want to calculate some distances. According to that I want use one coordinate projection and need to know which one is the best so I can get the most ...
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1answer
47 views

Choosing projection for Continental United States?

I'm working on some code that maps data across the continental US. I need to project things with a unit length of feet, ex: EPSG:26916. Is there a projection like 26916 that works for all of the US? ...
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2answers
74 views

Seeking Chesapeake Bay Watershed Boundary Shapefile?

Does anyone have the shapefile that depicts the boundary of the Chesapeake Bay Watershed? I have looked through countless GDB's from government agencies without any success.
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1answer
45 views

Which state of the USA doesn't constitute the Continental United States? [closed]

In a Wikipedia article, Continental United States, I could not get which state is the exception: "The Continental United States is the area of the United States of America that is located in the ...
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2answers
50 views

Seeking US Highway exits shapefile? [closed]

Does anyone know where to download a shapefile containing the locations of US interstate and highway exits?
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1answer
37 views

I need to figure where is this location in San fransisco [closed]

Can I get the Lattitude Longitute of the picture in the map?
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1answer
18 views

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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1answer
60 views

Where can I find the official data of all cities in the United States?

I would like to see a list of all U.S. cities and have them categorized by states. Is there any authority web link I can follow? I searched on Google but the list is limited. I want to have a full ...
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2answers
20 views

What are TRW or TRE formatted locations?

I have data from a U.S. state and for each item, there is a Location ID in the format T##R##E-## Sometimes the E is a W. What is this format?
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1answer
43 views

What coordinate system/projection are these Fresno, CA data points? [duplicate]

I have some shapefiles which include various points and a corresponding street address, whose lat/lon I've manually found in Google Maps. There is no .prj file. Google Maps Lat,Lon, unknown ...
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1answer
41 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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1answer
2k views

Are there duplicate Zip codes in the US?

I am testing a solution for a tax calculation system, and some states have zip code ranges with specific taxes, so I need to know if there are zip codes that correspond to different locations. One ...
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1answer
35 views

Displaying USNG Coordinates in ArcMap?

I need to display points in ArcMap using a spreadsheet with United States National Grid (USNG) Coordinates. I have previously done it with Lat/Longs where I convert the spreadsheet to a table, right-...
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0answers
76 views

What projection should be used along Gulf Coast?

What projection should I use along the Gulf coast - spanning the west coast of Texas to the Florida panhandle. I need to perform spatial analysis for a data-set along the coast. I see a similar ...
-1
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1answer
210 views

Find Mapping of Place Codes to County Codes

I have two datasets with columns described below: A list of all "place" names derived from here (US Census): And this one, a list of county FIPS codes, also derived from the US Census (here) I ...
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0answers
27 views

Where Can I find US Roads? “OverWeight Trucking Business” [closed]

I tried OSM, Google Maps, TIGER Database... But there's nothing like how the permits of the OverWeight Trucks roads are issued. Any idea about this?
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1answer
92 views

Seeking shapefile of all Hawaiian volcanoes?

I have downloaded a shapefile of volcanoes all over the world, but when zoomed in to Hawaii, not all of the volcanoes are displayed. I have been searching but I can't seem to find a shapefile of all ...
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0answers
35 views

Choosing projection for distance calculations in Alaska?

I am working within the entire state of Alaska and slightly into western Canada, and I need a projection which will allow me to accurately calculate distances between points within the state. ...
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0answers
57 views

Looking for map source on some Texas road data

I've hired 4 different GIS experts from Fiverr and Upwork to try to find an answer to this, and no success so far, so decided to turn to Stack Exchange for a broader reach. An owner of a construction ...
0
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1answer
74 views

Looking for an Elko County Nevada Land Ownership Shapefile

I am looking for a Nevada Land Ownership shapefile. County and state GIS don't seem to have anything beyond pdf. Are there any public or commercial avenues to acquire land ownership in Nevada? I'...
16
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1answer
2k views

Why are Galileo satellites inaccessible in USA?

I see that some (or all?) Android devices that support Galileo global positioning system are deliberately programmed to self-disable their Galileo support when used in USA or US territories. This ...
2
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3answers
274 views

Using one CRS for an entire US state?

I am working on a GIS project for Virginia and the data spans the entire state. There are two CRS available VA North (FIPS 4501) and VA South (FIPS 4502). Is it possible to use just one of those CRS ...
3
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2answers
89 views

Trying To Identify The System That Coordinates Belong To

I have architectural drawings of a bus terminal in Rochester, NY done in 1974 that lists the coordinates of the corners of each building. But I don't recognize the system of these coordinates. For ...
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2answers
45 views

snow data for US

I'm an amateur to weather. I'm trying to find a snow data set for my weather impact sales project. I need daily snow depth and snow total for different region or states. I found this : http://nsidc....
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0answers
19 views

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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0answers
78 views

Obtaining population estimates by ZCTA from American Fact Finder

I would like to obtain the most recent population estimates (and age and gender information if possible) at the ZIP Code Tabulation Area (ZCTA) level. I think this data exists on the American Fact ...
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1answer
400 views

Using Baltimore City Survey Control System?

A client has provided some surveyed points referenced to the "BALTIMORE CITY SURVEY CONTROL SYSTEM", they're all projected and given in easting/northing numbers. I need to reconcile them with some GPS ...
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1answer
123 views

National Land Cover Dataset (USA) Data Extraction

I have downloaded the NLCD 2011. It has different formats of files (i.e. .rrd, .ige). I tried to open the (.rrd) file using ArcGIS 10.5.1 but it couldn't open it. Can you suggest me how can I view ...
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1answer
64 views

Looking for the census blocks that make up the most recent U.S. Congressional Districts

I am hoping someone can help me solve this or point me in a direction. I need to know what census blocks make up the most recent Congressional Districts (115th). I have found a file that the US Census ...
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0answers
96 views

Seeking tool to geocode USA addresses?

I have a 6000 USA addresses in form: Address, City, State and ZIP . I want to geocode these addresses. I have tried to use QGIS MMQGIS plugin with geocode tool using Google services, but I have got ...
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1answer
39 views

What does “Place of Work only” mean in terms of US census ACS geographical restrictions on a dataset?

I'm trying to get data on commute methods for an area using American Community Survey 2015 table B08505A, but as you can see in this table describing geographic restrictions for ACS data: https://www2....
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2answers
48 views

Finding out what geographies ACS 2015 5 year variables are reported at for use with Census API?

I'm trying to query the US Census 2015 5 year ACS API for certain variables at the block group level, but unfortunately not all variables/tables are reported at the block group level. How can I ...
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0answers
46 views

How does the US Census Bureau simplify its Cartographic Boundary Shapefiles?

The US Census Cartographic Boundary Shapefiles are available in 1:500,000 and 1:5,000,000 and 1:20,000,000 resolutions. The boundaries are well-aligned and the data otherwise seemingly clean. How ...
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1answer
89 views

What is the best projection to use for this? [closed]

I have two vector layers of state and county boundaries that I would like to find the areas for each individual state/county. However, the CRS is set to NAD83 with EPSG:4269. Due to this, when I look ...
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0answers
54 views

Accessing FEMA's server for WMS? [duplicate]

I have been trying access this dataset in QGIS: https://hazards.fema.gov/gis/nfhl/rest/services/public/NFHL/MapServer also available at these three links: 1. https://hazards.fema.gov/femaportal/...
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1answer
705 views

2010 census population data by block groups for Florida

I would like to map population density by block group for the state of Florida, but I'm having a hard time trying to locate the correct data on the Census website. I know I'll probably have to ...
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0answers
694 views

Resize and relocate Alaska and Hawaii on US county map with R

How can I resize, relocate and frame Alaska and Hawaii on a US county map, to look more like a traditional map of the fifty states (and DC)? I've loaded Esri's US county shapefile into R: library(...
3
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3answers
237 views

Working around US Census site blocking of IP addresses?

I'm downloading TIGER data from the census site for the TIGER geocoder, but the computers IP has been blocked. I'm trying the following now: Generate the loader script on the target machine. Copy ...
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0answers
467 views

Downloading OpenStreetMap data for one state of USA?

I'm following this tutorial It has following instrucions to download the data: 1) Planet download: wget -c http://planet.openstreetmap.org/pbf/planet-latest.osm.pbf 2) This for Great britain: ...
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5answers
4k views

Meaning of dash in house address number in USA?

I have a set of addresses with a dash between the numbers: 800 - 1100 HORD ST 75202 2400 - 2500 KITTRELL ST 75201 I thought this refers to houses from 800 to 1100 and from 2400 to 2500 on those ...
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2answers
103 views

GIS Shapefile finding [duplicate]

I want to make a map using ArcGIS and for that I need the limits of the cities of the area. Where I can get shapefiles for cities in the US?
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1answer
51 views

Why do St. Croix and Angaur of Virgin Islands have same FIPS code?

Could any one help me answer this. I am a non US citizen and working with d3js(geojson). I came across two locations in Virgin Islands which share the same FIPS code - St. Croix and Angaur have FIPS ...
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2answers
233 views

PLSS Shapefile for Adams county CO

Where can I find a simple TOWNSHIP/RANGE, SECTION, QUARTER SECTION shapefile for Adams County Colorado?
3
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2answers
390 views

What projection is being used in this dataset?

I'm not from US and so don't know much about the CRS/EPSG there. Anyway, when reviewing the FAA 5010 Airport dataset on https://www.faa.gov/airports/airport_safety/airportdata_5010/#5010 (direct ...