Data

Compare Places

Authoritative local and national statistics for sizing a market, choosing a site, or comparing communities.

Curated by Trilemma Data · Reviewed 2026-08-20

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American Community Survey 5-Year Estimates
IntermediateLarge
Annual U.S. demographic, housing, social, and economic estimates for building local market-sizing, site-selection, and community comparison tools.

First Project: Screen States for a Service-Market Hypothesis

DemographicsJSON +1Key
BEA Regional GDP and Personal Income
IntermediateSmall
Official state and local GDP, income, and employment statistics for building regional growth, market-sizing, and economic comparison tools.

First Project: Compare Recent State Personal-Income Estimates

MarketsJSON +1Key
HUD Fair Market Rents
BeginnerTiny
County and metro Fair Market Rents for building rent-burden screens and voucher-payment comparison tools.

First Project: Compare Two-Bedroom FMRs across One State's Counties

MarketsJSON +1Key
FHFA House Price Index
BeginnerTiny
Repeat-sales indexes of U.S. single-family house prices for building local housing-market monitors and regional comparison tools.

First Project: Compare Recent State House-Price Indexes

MarketsCSV +2No Key
World Development Indicators
IntermediateMedium
Country and regional development indicators spanning economics, health, education, and infrastructure for comparing change over time.

First Project: Compare GDP per Person over Time

DemographicsCSV +2No Key
WHO Global Health Observatory
BeginnerMedium
Official country health indicators for building life-expectancy, mortality, and coverage comparison tools.

First Project: Chart U.S. Life Expectancy at Birth from GHO

DemographicsJSON +1No Key
Census County Business Patterns
IntermediateMedium
Annual establishment, employment, and payroll counts by industry and county for building local industry-mix and site-selection tools.

First Project: Rank One State's Counties by Establishment Counts

MarketsJSON +1Key
ONS Statistics API
BeginnerSmall
Official UK statistical datasets for building local labour, prices, and population tools from Office for National Statistics.

First Project: Read a UK CPIH Observation

DemographicsJSON +1No Key
Census Building Permits Survey
BeginnerTiny
County counts of new privately owned housing units authorized by building permits for building local housing-supply and market-sizing tools.

First Project: Rank Counties by 2025 Authorized Housing Units

MarketsCSV +1No Key
UNESCO UIS Statistics API
BeginnerTiny
Cross-national education indicators from the UNESCO Institute for Statistics for building country comparison and SDG 4 monitoring tools.

First Project: Compare Primary Completion for Two Countries

DemographicsJSON +1No Key