HUD - US Department of Housing and Urban Development

aid: hud
name: HUD - US Department of Housing and Urban Development
description: The U.S. Department of Housing and Urban Development (HUD) provides public REST APIs for fair housing data, Fair
  Market Rents, Income Limits, USPS ZIP code crosswalk files, Comprehensive Housing Affordability Strategy (CHAS) data, and
  housing counseling agency search. All HUD User dataset APIs require a free bearer token obtained from the HUD User portal;
  the Housing Counselor search API is publicly accessible without authentication.
type: Index
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/hud/refs/heads/main/apis.yml
created: '2026-06-13'
modified: '2026-06-13'
specificationVersion: '0.19'
tags:
- Housing
- Government
- Fair Market Rent
- Mortgage
- Community Development
- Public Housing
- Section 8
- Income Limits
apis:
- name: HUD User Fair Market Rents API
  description: Provides Fair Market Rent (FMR) data by state, county, and metropolitan area. Returns efficiency through four-bedroom
    rental rates used as the basis for Section 8 Housing Choice Voucher payment standards.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://www.huduser.gov/portal/dataset/fmr-api.html
  baseURL: https://www.huduser.gov/hudapi/public/fmr
  tags:
  - Fair Market Rent
  - Housing
  - Section 8
  properties:
  - type: Documentation
    url: https://www.huduser.gov/portal/dataset/fmr-api.html
  - type: Authentication
    url: https://www.huduser.gov/hudapi/public/register
- name: HUD User Income Limits API
  description: Returns HUD Income Limits at 30%, 50%, and 80% of Area Median Income (AMI) thresholds by geographic area. Used
    to determine eligibility for HUD housing assistance programs.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://www.huduser.gov/portal/dataset/api.html
  baseURL: https://www.huduser.gov/hudapi/public/il
  tags:
  - Income Limits
  - Housing Assistance
  - AMI
  properties:
  - type: Documentation
    url: https://www.huduser.gov/portal/dataset/api.html
  - type: Authentication
    url: https://www.huduser.gov/hudapi/public/register
- name: HUD User USPS ZIP Code Crosswalk API
  description: Maps USPS ZIP codes to and from census tracts, counties, CBSAs, congressional districts, and county subdivisions.
    Supports geographic lookups and crosswalk queries for housing analysis.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://www.huduser.gov/portal/dataset/uspszip-api.html
  baseURL: https://www.huduser.gov/hudapi/public/usps
  tags:
  - ZIP Code
  - Crosswalk
  - Geography
  - Census
  properties:
  - type: Documentation
    url: https://www.huduser.gov/portal/dataset/uspszip-api.html
  - type: Authentication
    url: https://www.huduser.gov/hudapi/public/register
- name: HUD User CHAS API
  description: Comprehensive Housing Affordability Strategy (CHAS) data provides custom tabulations of American Community
    Survey data on housing needs at national, state, county, and municipal levels. Used for Consolidated Planning submissions.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://www.huduser.gov/portal/dataset/chas-api.html
  baseURL: https://www.huduser.gov/hudapi/public/chas
  tags:
  - CHAS
  - Housing Affordability
  - Community Planning
  - ACS
  properties:
  - type: Documentation
    url: https://www.huduser.gov/portal/dataset/chas-api.html
  - type: Authentication
    url: https://www.huduser.gov/hudapi/public/register
- name: HUD Housing Counselor Search API
  description: Search for HUD-approved housing counseling agencies by name, city, state, or geographic coordinates. Returns
    agency contact information and services offered. No API key required.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://data.hud.gov/housing_counseling.html
  baseURL: https://data.hud.gov/Housing_Counselor/search
  tags:
  - Housing Counseling
  - Agency Search
  - Public
  properties:
  - type: Documentation
    url: https://data.hud.gov/housing_counseling.html
common:
- type: Website
  url: https://www.hud.gov/
- type: Documentation
  url: https://www.huduser.gov/portal/dataset/api.html
- type: GitHubOrg
  url: https://github.com/HUD-Data-Lab
- type: LinkedIn
  url: https://www.linkedin.com/company/us-department-of-housing-and-urban-development/
- type: Blog
  url: https://www.hud.gov/press/blog
- type: Pricing
  url: https://www.huduser.gov/portal/dataset/api-terms-of-service.html
- type: StatusPage
  url: https://data.hud.gov/
- type: X
  url: https://x.com/HUDgov
- type: Plans
  url: plans/hud-plans-pricing.yml
- type: RateLimits
  url: rate-limits/hud-rate-limits.yml
- type: FinOps
  url: finops/hud-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com