#6US Metro
District of Columbia

Washington D.C.

Metropolitan Data APIs

6.4Mpopulation

Access DC metro data including NoVA and Maryland suburbs. Government and tech hub - complete capital region coverage.

$102,000
Median Income
$520,000
Median Home
18,000/year
Permits
0.9%
Growth Rate
Access Washington D.C. DataExplore ATLAS

Washington D.C. Demographics

Comprehensive population and economic data via ATLAS API

Metropolitan Population

6.4M
$102,000
Median Income
38.1
Median Age
0.9%
Growth Rate
#6
Largest US Metro
by population
DAEDALUS Building Permits API

Washington D.C. Real Estate Data

Access building permits, property data, and construction intelligence for the Washington D.C. metropolitan area.

Median Home Price
$520,000
Annual Permit Volume
18,000/year
Price Growth (YoY)
3.8%
Annual Permits
18,000/year

Washington D.C. API Coverage

6 integrated APIs for comprehensive metro intelligence

JANUS

Business Verification API

CHIRON

Professional License Verification API

PLUTUS

Sales Tax Rate API

DAEDALUS

Building Permits API

ATLAS

ZIP Code Intelligence API

DELPHI

SEC EDGAR Enhanced API

Query Washington D.C. Data

Access demographics, real estate, business entities, and more through our unified API. Get started in minutes with your preferred language.

ZIP Code Data
Demographics, income, crime, schools
Business Entities
Company verification and search
Building Permits
Construction activity and trends
Professional Licenses
Contractor and professional data
washington-dc_data.py
from olympus import Atlas, Janus

# Get ZIP code demographics
atlas = Atlas(api_key="...")
zip_data = atlas.get_zip("60601")

# Response
{
  "metro": "Washington D.C.",
  "population": 64000,
  "median_income": 102000,
  "median_age": 38.1,
  "school_rating": 7.2
}

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