Developer API — CrimeCheck NZ

What you can build

Area Lookup

Crime statistics for any NZ area unit by coordinates or name. Types, trends, risk levels.

/api/v1/lookup

Bulk Query

Multiple area units in a single request. Compare regions, build rankings, feed pipelines.

/api/v1/bulk

Trend Analysis

53 months of monthly data. Identify seasonal patterns and year-over-year changes.

/api/v1/areas/{name}

Risk Scoring

Computed risk levels, vs-national comparisons, social cost estimates per area.

/api/v1/lookup

Location Types

Where crimes occur — dwellings, streets, retail. For urban planning and security.

/api/v1/areas/{name}

National Stats

National averages across all crime types and time periods. Benchmarking endpoint.

/api/v1/national

Explore the endpoints

Method	Path	Params	Description
GET	/api/v1/lookup	lat, lon	Crime stats for a coordinate
GET	/api/v1/areas	ta, limit, offset	List and search area units
GET	/api/v1/areas/{name}	—	Full detail for an area unit
GET	/api/v1/national	—	National summary statistics
GET	/api/v1/bulk	names[] or coordinates[]	Batch lookup

A sample response

GET /api/v1/lookup?lat=-36.848&lon=174.763

response.json

{
  "data": {
    "name": "Auckland Central West",
    "territorialAuthority": "Auckland",
    "totalCrimes": 8421,
    "crimesByType": {
      "theft": 6102, "burglary": 1203,
      "assault": 814, "robbery": 168
    },
    "riskLevel": "Very High",
    "vsNational": 7.2,
    "yoyChange": -4.3,
    "socialCost": 34819650
  },
  "meta": {
    "version": "1.0",
    "dataRange": "Feb 2022 – Jun 2026",
    "totalRecords": 1329774
  }
}

What the data covers

1.38M NZ Police victimisation records
Feb 2022 – Jun 2026 (53 months)
1,928 area units covering all of New Zealand
6 crime types: theft, burglary, assault, robbery, sexual offences, harm
Monthly, hourly, and daily distributions
Location type breakdowns (dwelling, street, retail, etc.)
Risk levels and social cost estimates (NZ Treasury methodology)
GeoJSON boundaries for every area unit

Request API access

Submit your details and use case to request an API key.

Crime data for what you’re building.