Data Science and Analytics: Find Data Repositories

This site is maintained by the U.S. Department of Health and Human Services (HHS) and provides government health information on topics, including COVID-19, environmental health, medical devices, Medicare & Medicaid, social services, community health, mental health, and substance abuse.The data includes information from HHS, the Centers for Medicare and Medicaid Services, Centers for Disease Control and Prevention, Food and Drug Administration, and the Agency for Health Care Research and Quality, among others. The site provides tools and applications to use with health datasets.

Open NASA includes datasets, code repositories, and APIs for a variety of audiences.

The U.S. Energy Information Administration provides data on hourly electricity operating data, petroleum series, U.S. crude imports, as well as information on natural gas, and coal.

National Centers for Environmental Information includes data on percipitation, weather radar, marine data, global weather summary data, solar radiation, and regional snowfall information.

Data and resources related to coastal flooding, food resilience, water, ecosystem vulnerability, human health, energy infrastructure,transportation, and the Arctic region

The USDA Economic Research Service provides detailed commodity information on diary, wheat, grains, cotton, wool, textiles, and livestock. Provides data on farm household income, genetically engineered crops, cost estimates of foodborne illnesses, fertilizer use and price, food expenditures, food security, food and nutrition assistance, and imports.

IPUMS is the world's largest individual-level population database. IPUMS consists of microdata samples from United States (IPUMS-USA) and international (IPUMS-International) census records.

ICPSR maintains more than 500,000 US and international data files of research in the social sciences including education, aging, criminal justice, substance abuse, terrorism, and other fields. ICPSR datasets may be downloaded in formats for a variety of statistical analysis programmes, such as SPSS, Stata, and SAS.

The primary World Bank collection of global development indicators, compiled from officially-recognized international sources. Select countries, series and time, then click the Apply Changes button. Data are available on an annual basis only.

Public opinion data from U.S. and international sources, 1935-present.

From pre-primary school enrolment to tertiary graduation rates, the UIS is the leading source for international education statistics. Covering more than 200 countries and territories, the UIS database covers all education levels and addresses key policy issues such as gender parity, teachers and financing.

Contains thousands of tables and reports from all fields and provides fast access to a large range of the latest statistics available in Canada. Enter keywords into the search box. Filter by subject, geography or survey if applicable before running a search. To use a data table, click on the title and use "Add/Remove Data" tab to get customized data.

Eurostat is the statistical office of the European Union, providing high-quality statistics and data on Europe.

The UK's largest independent producer of official statistics provides information on employment, GDP, population, and labor market.

A repository of full-text literary and linguistic resources. Includes thousands of texts in more than 25 languages.

Gapminder combines data from multiple sources into unique coherent time-series that can’t be found elsewhere.

中国学术调查数据资料库以中国人民大学中国调查与数据中心和中国人民大学中国政府统计研究院为依托，以我国首个社会调查数据库——“中国社会调查开放数据库（Chinese Social Survey Open Database,CSSOD)）以及中国人民大学科学研究基金“数据高地项目”资助下的各项大型追踪项目和横断面调查项目数据为基础，全面而广泛的收集在中国大陆所进行的各类抽样调查的原始数据及相关资料，对收集到数据与资料按国际标准进行清洗、处理、档案化、标准化和国际化，通过建设一个在线数据共享平台实现科学研究数据的开放与共享。

The United Nations Comtrade database aggregates detailed global annual and monthly trade statistics by product and trading partner for use by governments, academia, research institutes, and enterprises. Data compiled by the United Nations Statistics Division covers approximately 200 countries and represents more than 99% of the world's merchandise trade. Information can be extracted in a variety of formats, including API developer tools for integration into enterprise applications and workflows.

This site provides global development data, including agriculture, aid effectiveness, climate change, economy & growth, education, energy & mining, environment, external debt, financial sector, gender, health, infrastructure, poverty, public sector, science & technology, social development, labor, trade, and urban development.

The IMF site provides access to macroeconomic and financial data. Popular datasets include charts, maps, and advanced queries in the balance of payments, trade, commodity pricing, as well as monetary and financial statistics.

The WTO provides quantitative information in relation to economic and trade policy issues. Its databases and publications provide access to data on trade flows, tariffs, non-tariff measures (NTMs) and trade in value added.

The OECD provides statistical datasets on international trade and the balance of payment,s labour, leading indicators, national accounts, prices and purchasing power, and productivity.

Provides data on national income and products, balance of payments, direct investment, as well as U.S. economic activity and growth, including employment, compensation, wages, salaries, personal taxes, and income statistics.

The U.S. Commodity Futures Trading Commission is an independent agency of the US government that regulates futures and option markets. Available datasets are: the Commodity Index Report, the Futures-Only Commitments of Traders, and the Futures and Options Commitments of Traders.

The FFIEC Central Data Repository's Public Data Distribution web site is maintained by the Office of the Comptroller of the Currency (OCC) and includes information on individual institutions as well as data from the Home Mortgage Disclosure Act.

Here you will find a wide range of tables, articles, and data that describe and measure elements of the U.S. tax system.

The NBER site includes information on industries, productivity, international finance and trade, health care data, demographic and vital statistics, as well as patent and scientific papers.

Opportunity Insights provides data, under the auspices of Harvard, on social mobility and a variety of other outcomes from life expectancy to patent rates by neighborhood, college, parental income level, and racial background. You can search for datasets by geographic level (e.g., Census tracts), by topic (e.g., education), or by the title of the paper

Contains thousands of tables and reports from all fields and provides fast access to a large range of the latest statistics available in Canada. Enter keywords into the search box. Filter by subject, geography or survey if applicable before running a search. To use a data table, click on the title and use "Add/Remove Data" tab to get customized data.

ADB's statistical database for macroeconomic and social indicators from across Asia and the Pacific.

主要包括社会融资规模、金融统计数据、货币统计、金融机构信贷收支统计、金融市场统计、企业商品价格指数等等，数据权威且容易查找，实用性强。

UC Irvine Machine Learning Repository is one of the most famous data repositories. If one is looking for machine learning datasets, then the UC Irvine Machine Learning Repository should be the first choice. You can donate and find datasets used by millions of people all around the world.

Quandle is probably more valuable for those who are working on Machine Learning projects. The datasets are clean which helps to predict data more accurately. This is a repository mainly for financial and economic data. However, all the datasets are not freely available, some of them are public.

This source contains numerous amounts of real-life datasets of all sizes and in many different formats. Each dataset is associated with the “kernels”, most of which are written in python. These kernels help the data scientists to analyze the data using different notebooks. In addition, some notebooks consist of algorithms that help in prediction problems.

The FERET database was collected to support the sponsored research and the FERET evaluations. The FERET evaluations were performed to measure progress in algorithm development and identify future research directions. Users need to read the Release Agreement and send an email of the form below:
To: colorferet@nist.gov Subject: Color FERET download request Please create an account that will allow me to download the Color FERET database. I will abide by the Release Agreement version 1.
and FERET will email back a reply detailing how to use the account.

Approximately 3000 active datasets, as well as various tasks, algorithms, and runs. OpenML is an open platform for sharing datasets, algorithms, and experiments - to learn how to learn better, together.

This medical resource API directory includes Medline, MeSH, Genome, PubChem, and PubMed. Use the "API" filter to narrow your results.

This site includes a guide to API basics, and a cheat sheet.

This list of APIs, bulk downloads, and tutorials will assist you in exploring the many ways the Library of Congress provides machine-readable access to its digital collections.

API data on this LC database of historic newspapers and select digitized newspaper pages.

This site provides API structures information, as well as topic, metadata, country, and climate data queries.