RealEstateAPI

RealEstateAPI.com offers expressive property data APIs designed for building prop-tech applications. The platform exposes nationwide US property records including ownership, valuations, MLS listings, comparables, parcel boundary data, skip tracing, and involuntary liens through a unified JSON REST API.

RealEstateAPI publishes 8 APIs on the APIs.io network, including AVM API, Comparables API, Liens API, and 5 more. Tagged areas include Real-Estate, Property Data, MLS, Valuation, and Geospatial.

RealEstateAPI’s developer surface includes authentication, developer portal, documentation, pricing, signup flow, engineering blog, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub

33.6/100 thin ▬ flat Agent 20/100 agent aware Full breakdown ↓
scored 2026-08-25 · rubric v0.14.0

AccessFreemiumSelf serve⚡ Free to try

8 APIs

Real-Estate Property Data MLS Valuation GeospatialSkip TracingPropTech

Kin Score

Kin Score How this is scored →
scored 2026-08-25 · rubric v0.14.0

Composite quality — 33.6/100 · thin

Contract Quality 12.5 / 25

Developer Ergonomics 5.7 / 20

Access Clarity 6.6 / 20

Operational Transparency 1.4 / 13

Contract Governance 0.0 / 12

Discoverability 7.4 / 10

Agent readiness — 20/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Surface 0 / 5

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/realestateapi: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 8

Individual APIs this provider publishes, each with its own machine-readable definition.

Open Collections 10

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Rate Limits 1

Documented rate limits and quota policies.

Realestateapi Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Get Started 3

Portal, sign-up, and the first successful call

Portal

Portal

Signup

Signup

Login

Documentation 1

Reference material describing how the API behaves

Documentation

Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Authentication

Authentication

Operate 1

Status, limits, changes, and where to get help

Contact

Contact

Commercial 3

Pricing, plans, and the legal terms of use

Pricing

Pricing

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

LinkedIn

Blog

Blog

Source (apis.yml)

aid: realestateapi
name: RealEstateAPI
description: RealEstateAPI.com offers expressive property data APIs designed for building prop-tech applications. The platform
  exposes nationwide US property records including ownership, valuations, MLS listings, comparables, parcel boundary data,
  skip tracing, and involuntary liens through a unified JSON REST API.
type: Index
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
position: Consumer
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/realestateapi.png
tags:
- Real-Estate
- Property Data
- MLS
- Valuation
- Geospatial
- Skip Tracing
- PropTech
tags_raw:
- Real Estate
- Property Data
- MLS
- Valuation
- Geospatial
- Skip Tracing
- Prop-Tech
url: https://raw.githubusercontent.com/api-evangelist/realestateapi/refs/heads/main/apis.yml
created: '2026-03-16'
modified: '2026-05-19'
specificationVersion: '0.23'
apis:
- aid: realestateapi:realestateapi-avm-api
  name: RealEstateAPI AVM API
  description: Automated valuation model
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - AVM
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-avm-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-comparables-api
  name: RealEstateAPI Comparables API
  description: Comparable property analytics
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - Comparables
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-comparables-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-liens-api
  name: RealEstateAPI Liens API
  description: Involuntary lien records
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - Liens
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-liens-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-mls-api
  name: RealEstateAPI MLS API
  description: MLS listing data
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - MLS
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-mls-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-parcel-api
  name: RealEstateAPI Parcel API
  description: Parcel boundary and GIS data
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - Parcel
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-parcel-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-property-detail-api
  name: RealEstateAPI Property Detail API
  description: Detailed property records
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - Property Detail
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-property-detail-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-property-search-api
  name: RealEstateAPI Property Search API
  description: Search and filter properties
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - Property Search
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-property-search-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
- aid: realestateapi:realestateapi-skip-trace-api
  name: RealEstateAPI Skip Trace API
  description: Owner contact tracing
  humanURL: https://www.realestateapi.com/
  baseURL: https://api.realestateapi.com
  tags:
  - Skip Trace
  properties:
  - type: OpenAPI
    url: openapi/realestateapi-skip-trace-api-openapi.yml
  - type: Documentation
    url: https://developer.realestateapi.com/reference/getting-started
  - type: PropertySearch
    url: https://developer.realestateapi.com/reference/property-search-api
  - type: Signup
    url: https://app.realestateapi.com/signup
common:
- type: AgenticAccess
  url: agentic-access/realestateapi-agentic-access.yml
- type: DomainSecurity
  url: security/realestateapi-domain-security.yml
- type: Authentication
  url: authentication/realestateapi-authentication.yml
- type: GitHubOrganization
  url: https://github.com/realestateapi
- type: LinkedIn
  url: https://www.linkedin.com/company/realestateapi
- type: Portal
  url: https://www.realestateapi.com/
- type: Documentation
  url: https://developer.realestateapi.com/
- type: Pricing
  url: https://www.realestateapi.com/pricing/
- type: Signup
  url: https://app.realestateapi.com/signup
- type: Login
  url: https://app.realestateapi.com/login
- type: Blog
  url: https://www.realestateapi.com/blog/
- type: Contact
  url: https://www.realestateapi.com/contact/
- type: TermsOfService
  url: https://www.realestateapi.com/terms-of-service/
- type: PrivacyPolicy
  url: https://www.realestateapi.com/privacy-policy/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

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