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US GeoReference Data
Smarty's US GeoReference Data gives you the US Census Tract and block data you need to easily comply with governmental regulations and gain access to the critical demographic insights you need to make your organization run smoothly.
Try US GeoReference Data live
Census Tract Data
Accurately relate demographic data to specific addresses with a persistent unique identifier (PUID).
Census Block Data
Use the demographic data in stable block geographies for statistical analysis and business decisions.
City Place and Name
Identify the Census Place names, IDs, and incorporated or unincorporated status of a city or town.
Get industry-leading accuracy
%
Uptime for GeoReference
M+
US addresses available
B
Addresses processed all in a day's work
Stars
Based on Hundreds of G2 Reviews
US GeoReference Data gives you the precise Census Tract data you need, including
Census Block, Block Group, and Census Tract
The up to 15-character Census Tract and block ID.
Census County Division (CCD)
The county subdivision identifier and name.
Core Based Statistical Area (CBSA)
The GeoID for the CBSA and name.
City & Place Name Census Designated Place (CDP)
The precise geographic city or town an address falls within and its incorporated or unincorporated status.

How you win with Smarty US GeoReference Data
Our lightning-fast API, clear documentation, legendary support, and can-do attitude make US Census Tract lookups a breeze.
Enhance US Census Tract identification
Access SmartyKey®, a unique ID assigned to each location, to ensure locations tie to the correct census tract and block information.
Improve government compliance
Government regulations can be tricky to follow. Empower your organization to meet government demographic requirements with ease.
Match more Census Tracts
Smarty's US GeoReference Data is connected to Smarty's US Rooftop Geocoding to ensure accurate Census data is returned for superior data modeling.
Identify locational demographics
Append the locational demographic and economic information in each Census Tract to your data for better business decisions.
Streamline data aggregation
With 210+ million US addresses in one place, you can reduce manual entry by using Smarty's US GeoReference Data.
Expand with confidence
Improve your data accuracy and quality by only using verified and standardized addresses with your Census Tract data.
What industries are using US GeoReference Data?
Banks and financial institutions
Ensuring compliance with governmental regulations can pose challenges for the banking and mortgage industry. Regulations such as the Home Mortgage Disclosure Act (HMDA), Community Reinvestment Act (CRA), and oversight from the Federal Financial Institutions Examination Council (FFIEC) necessitate meticulous maintenance of census tract data. Smarty provides comprehensive access to accurate census block and tract data, enabling preparation for upcoming audits with confidence.

Healthcare providers
Staying compliant with Community Health Needs Assessments (CHNA) and the Affordable Care Act (ACA) can be tricky and tedious without an easy and accurate way to access US census tract data. Smarty's US GeoReference Data census tract data can help you pass your audit with flying colors every 3 years and give you critical insights into the health needs of a community to tailor your services to the surrounding neighborhoods.

Real estate technology
Using Smarty's US GeoReference Data, real estate professionals can connect essential Census demographic, economic, municipal, and other data to provide their clients with tailored homebuying opportunities based on their needs for jobs, schools, transportation, and other services.

Super-fast Census Tract API
Accurate US Census Tract data
Get the correct census tract the first time. Smarty's US GeoReference Data stands on top of our already hyper-accurate US Rooftop Geocoding. When you enter an address, we immediately verify its accuracy and relate it to the correct census tract. Additionally, each of the returned census data points is accompanied by an accuracy rating, giving you a transparent view of the data you get back.
Easily relate census tract data to addresses
Getting the census tract data is one thing, but being able to relate that information to addresses and other crucial tools you're using is something else entirely. SmartyKey is a persistent unique identifier (PUID) assigned to every address in the United States. With the SmartyKey, you can easily and accurately tie the census tract data back to a location despite address changes.
Free, unlimited, legendary support
When you reach out to our support team, they answer promptly. It's that simple. Smarty's support team comprises knowledgeable experts — no novices, no tiers, and no time-wasting scripts. Try us, and you'll agree that our unlimited, free support is better than other companies' paid support.
Simple, clear documentation
Packed with examples and sample code, our intuitive documentation helps you get up and running before you can shamelessly shout, "I love Smarty’s SDKs!" Read up on best practices and discover some of our pre-built open-source tools.

FAQ
How to do a census tract lookup?
Smarty's GeoReference product has two easy ways to look up census tract and block information. First, suppose you need a simple, lightning-fast API to process many census tract lookups daily. In that case, Smarty's Address Enrichment API is easy to use and can process millions of addresses at industry-leading speeds. Second, you can use our census tract lookup tool to find the census tract ID, CBSA, place, and block ID individually.
What is a census tract?
A census tract is a small, relatively uniform, and stable area used for demographic analysis, typically containing 1,200 to 8,000 people. Each census tract provides detailed data on population characteristics, crucial for businesses and organizations in making informed decisions and tailoring strategies to specific communities.
How to find a census tract for an address?
The easiest way to find a census tract for an address is through a census API like Smarty’s. Smarty's GeoReference API provides a simple way for banks, lenders, real estate agents, and healthcare providers to access census tract and block information.
What is a Metropolitan Statistical Area (MSA)?
A Metropolitan Statistical Area (MSA), also called a Core Based Statistical Area (CBSA), is a geographic region with a high population density at its core and close economic ties throughout the area. It typically encompasses one or more urban cities and their surrounding communities, used for statistical purposes to analyze urban and suburban dynamics.
More FAQs
Select a category to see more information about a certain topic.
