US Neighborhood Intelligence Platform

TerraCore
Neighborhood Intelligence API

Transform any US address, coordinate, or ZIP code into more than 200 structured neighborhood signals — including demographics, economic strength, accessibility metrics, and percentile-ranked composite indices.

Get API Access → Read the Docs

A limited free tier is available via RapidAPI .

Fields 200+
Signal Groups 26
Composite Indices 7
Geographies ~242,000
Coverage All 50 States + DC + PR
Access Airelit Platform · RapidAPI
One request. Unified neighborhood model. TerraCore consolidates national demographic data, normalized spatial infrastructure signals, and proprietary scoring models into a deterministic, version-stable schema. No FIPS joins. No raw table codes. No manual aggregation. Just structured intelligence ready for production systems.

Structured Neighborhood Intelligence

TerraCore resolves any supported US location and returns more than 200 structured enrichment fields across 26 signal groups. Every field is normalized, typed, and engineered for real-world applications — from underwriting to site selection to portfolio analytics.

📊

Demographic & Economic Signals

Population structure, age distribution, income bands, poverty levels, education attainment, labor force participation, housing stability, and insurance coverage — standardized into consistent, developer-friendly fields.

🧭

Accessibility & Infrastructure Metrics

Walkability, grocery proximity, healthcare access, transit density, retail concentration, recreation access, and built-environment density — computed from normalized spatial feature extraction and radial modeling.

📈

Composite Indices (0–100)

Percentile-ranked indices including Economic Strength, Household Stability, Growth Potential, Workforce Quality, Investor Yield, and Insurance Risk — benchmarked across the full national geography set.

🏙

Zone-Class Benchmarking

Urban / Suburban / Rural classification derived algorithmically from density and infrastructure signals. Spatial metrics are percentile-ranked within peer zones for meaningful cross-market analysis.

200+ fields · 26 signal groups · multi-method lookup. Request only what you need using the fields parameter. Lean payloads. Deterministic scoring. Version-stable schema.

Built for Location-Driven Decisions

TerraCore powers applications that depend on reliable neighborhood intelligence — without managing data ingestion, spatial joins, or enrichment pipelines.

🏠

Real Estate & PropTech

Enrich listings, valuation models, and investor dashboards with income distribution, housing stability metrics, density classification, school access, and walkability.

🤖

AI & Data Pipelines

Inject deterministic neighborhood context into LLM prompts, enrichment workflows, underwriting engines, and analytics pipelines. Stable schema ensures predictable downstream integrations.

📊

Market & Investment Research

Programmatically enrich geographic datasets with workforce indicators, affordability metrics, economic strength scores, and structured comparisons across markets.

📍

Site Selection & Retail Strategy

Evaluate candidate locations using transit access, retail density, demographic fit, workforce quality, and composite economic strength scores. Designed for franchise operators and expansion teams.

🛒

Audience & Marketing Enrichment

Append income bands, age structure, education levels, and affluence indicators to address datasets for geo-targeting, segmentation, and campaign optimization.

🚛

Logistics & Infrastructure Planning

Model service areas and coverage zones using population density, zone classification, transit proximity, and community access metrics.

Precomputed Neighborhood Intelligence in One Request

TerraCore does not compute enrichment on the fly. All demographic, environmental, and composite signals are precomputed at the census block-group level and served through a deterministic API layer for predictable latency.

01 / Input

Send Location

Coordinate pair, ZIP code, 12-digit GEOID, or free-form address. All four methods on every endpoint.

02 / Resolve

Block Group Match

High-performance PostGIS spatial containment, ZIP-weighted block-group aggregation, or address geocoding resolves input to a canonical census block group.

03 / Enrich

Selective Fetch

Field-group selective retrieval ensures lean payloads. Composite indices and spatial scores are served from precomputed tables — not assembled from raw Census variables at request time.

04 / Return

Structured JSON

Flat, typed JSON response. No nested variable codes or downstream joins required.

POST https://api.airelit.com/v1/terracore/address fields: summary, income, education, walkability, transit_access
Response
Waiting…
// Resolving block group…
Enriched Signals
// Populating…
Designed for production workloads. All enrichment layers are precomputed across ~242,000 census block groups, enabling consistent latency under load without runtime spatial joins.
Want to inspect the response structure and data before integrating? Example API responses and small sample datasets are available on GitHub.
View sample responses on GitHub
Includes full example payloads and a small CSV dataset for quick schema exploration.

Composite & Derived Indices

TerraCore includes a dedicated indices field group of percentile-ranked scores (0–100) computed across ~242,000 US census block groups. Scores are deterministic and version-stable per data release. Higher is always better.

Unlike raw demographic APIs, TerraCore includes a library of derived neighborhood indices that summarize complex demographic and economic conditions into interpretable scores.

Economic Strength Index

PRO

"Affluence" / purchasing power signal. Built from income strength, higher-income concentration, education attainment, labor conditions, and poverty inverse.

economic_strength_index

Household Stability Index

PRO

Neighborhood stability + lower-risk housing profile. Built from owner occupancy, vacancy pressure, income stress indicators, and housing value context.

household_stability_index

Investor Yield Index

PRO

Rental fundamentals signal. Uses gross rent yield, renter concentration, vacancy inverse, and neighborhood income context to highlight yield-friendly areas.

investor_yield_index

Growth Potential Index

PRO

Forward-looking "momentum" proxy. Built from prime-age concentration, education attainment, and work-pattern indicators that correlate with growth and demand.

growth_potential_index

Workforce Quality Index

PRO

Skilled labor availability proxy. Built from education levels, labor force participation, unemployment inverse, and commute accessibility indicators.

workforce_quality_index

Insurance Risk Index

PRO

Risk profile proxy using coverage and economic stress signals. Built from insurance coverage, poverty inverse, lower-income inverse, and ownership stability indicators.

insurance_risk_index

Affordability Index

PRO

Housing affordability signal. Built from rent-to-income ratios, housing cost burden, and local income context.

affordability_index

Education Index

PRO

Education attainment signal. Built from bachelor's and higher degree share, school access, and workforce education levels.

education_index

Family Orientation Index

PRO

Family-centric neighborhood signal. Built from under-18 share, family household composition, owner occupancy, and single-family housing presence.

family_orientation_index
Also included (high-signal raw metrics): diversity_index, gross_rent_yield, vacancy_rate, pct_owner_occupied, pct_renter_occupied, and full income bracket splits.

Access & Deployment

TerraCore can be accessed through the Airelit developer platform or via third-party marketplaces depending on your workflow and integration preferences.

Airelit Developer Platform

Direct access to TerraCore with predictable pricing, stable rate limits, and full production capabilities.

  • Direct API keys & dashboard management
  • Predictable monthly pricing
  • Production-ready rate limits
  • Direct support from the Airelit team
View Plans →

Developer Discovery (RapidAPI)

Developers can explore TerraCore through RapidAPI, which provides a limited free tier and an interactive API console.

  • Free evaluation tier
  • RapidAPI console and testing tools
  • Marketplace billing model
Explore on RapidAPI →

Complete API Reference & Integration Guides. Full endpoint specifications, field group documentation (26 groups · 200+ fields), response schema definitions, authentication setup, error handling patterns, and production best practices.

View Full Documentation →

National Coverage. Unified Modeling.

TerraCore consolidates multiple national public datasets into a single, normalized enrichment framework. Each source is processed, standardized, and integrated into a deterministic schema designed for production systems.

US Census American Community Survey

Demographic structure, income distribution, housing stability, workforce indicators, education attainment, insurance coverage, and commuting patterns — standardized into structured field groups.

Data Vintage: Latest 5-Year Release · Updated Annually
OpenStreetMap Infrastructure Signals

Built-environment features powering walkability, transit access, grocery proximity, healthcare access, retail density, and recreation scoring layers.

Refreshed Monthly via TerraCore spatial pipeline
National Boundary & Geometry Data

High-resolution geographic boundaries enabling consistent containment, benchmarking, and percentile ranking across the full US geography set.

Updated Annually
National Address Data

Free-form address resolution and geographic mapping into TerraCore's neighborhood intelligence model.

Refreshed Monthly
Coverage: All 50 states, Washington D.C., and Puerto Rico. 242,000+ neighborhood geographies. 26 signal groups · 200+ structured variables · 7 composite indices.

Production Support & Reliability

TerraCore is built for production workloads. All enrichment layers are precomputed, versioned, and served through a deterministic API layer for predictable response times.

Technical Support

Email-based developer support for integration questions, field selection strategy, and schema clarification. Enterprise customers receive priority response windows.

Version Stability

All indices and field groups are version-stable per release cycle. No silent schema changes. Changelog published in documentation.

Deterministic Performance

No runtime spatial joins for enrichment layers. All block-group intelligence is precomputed across ~242,000 geographies.

Pricing

Pricing

Every plan includes complete access to TerraCore's full dataset — all 26 signal groups, all composite indices, no restrictions. Choose the volume that fits your workload.

Starter
$29 / mo
2,000 req / mo · 30 req / min
  • Full TerraCore dataset
  • All 26 signal groups
  • All composite indices
  • Address, coordinate & ZIP lookup
  • Email support
Business
$199 / mo
50,000 req / mo · 300 req / min
  • Full TerraCore dataset
  • All 26 signal groups
  • All composite indices
  • Highest rate limits
  • Priority email support
Enterprise
Custom pricing

What's Included

Feature Starter Pro Business
Monthly requests2,00010,00050,000
Rate limit (req / min)30120300
Full TerraCore dataset
All 26 signal groups
Composite indices (7 scores, 0–100)
Address, coordinate & ZIP lookup
Email supportPriorityPriority

Neighborhood intelligence for every US location

Integrate TerraCore through the Airelit platform with predictable pricing, stable APIs, and production-ready performance.

Prefer marketplaces? TerraCore is also available on RapidAPI .