NJ Crash Records 2001-2022

Name: NJ Crash Records 2001–2022
Creator: ClarityStorm
License: https://www.claritystorm.com/license

AI-Ready Structured Dataset

22 years of New Jersey traffic crash records, cleaned and standardised for machine learning. Sourced directly from the NJ Department of Transportation NJTR-1 crash report system. Over 6.3 million records across all 21 NJ counties.

Sample: CC-BY 4.0Paid: Commercial LicenseCSV + Parquet~6.3M records2001-2022

~6.3M

Crash Events

Years

Counties

Features

Use Cases

Crash Severity Prediction

Train multi-class classifiers to predict fatal/injury/PDO outcomes from road, weather, and speed features.

Geospatial Hotspot Detection

Cluster crashes by lat/lon to identify high-risk corridors and intersections for infrastructure investment.

Insurance Risk Modeling

Build route-level risk features for actuarial scoring, telematics, and underwriting models.

Time-Series Analysis

Detect seasonal, weekly, and time-of-day crash patterns for traffic management and policy.

Autonomous Vehicle Research

Real-world incident data for ADAS validation, simulation scenarios, and safety benchmarking.

Urban Planning

Support infrastructure investment decisions, Vision Zero initiatives, and Complete Streets analysis.

Schema

Primary table: nj_crash_records.csv / nj_crash_records.parquet — 31 columns, one row per crash event.

Field	Type	Description
crash_id	string	NJ DOT unique crash identifier
year	int	Data year (2001-2022)
date	string	Crash date (YYYY-MM-DD)
day_of_week	string	Day name
time	string	Time (HHMM 24hr)
county	string	NJ county
municipality	string	Municipality name
severity	string	fatal, injury, or pdo
vehicle_count	int	Vehicles involved
total_killed	int	Fatalities
total_injured	int	Injuries
casualty_count	int	Total casualties
pedestrians_killed	int	Pedestrian fatalities
pedestrians_injured	int	Pedestrian injuries
alcohol_involved	string	Y/N flag
hazmat_involved	string	Y/N flag
weather	string	Weather condition code
road_condition	string	Surface condition code
light_condition	string	Lighting code
posted_speed	int	Speed limit (mph)
latitude	float	Decimal degrees (2013+)
longitude	float	Decimal degrees (2013+)

Quick Start

from datasets import load_dataset

# Load 1,000-row sample (free)
ds = load_dataset("claritystorm/nj-crash-records-2001-2022")

# Or with pandas
import pandas as pd
df = pd.read_csv(
    "https://huggingface.co/datasets/claritystorm/"
    "nj-crash-records-2001-2022/resolve/main/sample_1000.csv"
)

# Severity distribution
print(df["severity"].value_counts())

Pricing

Sample

Free

1,000 rows (CSV) + schema docs

CC-BY 4.0

Download on Hugging Face

Complete

$99

All tables (Accidents, Vehicles, Drivers, Occupants, Pedestrians) — CSV + Parquet

Commercial License

Buy Complete

Annual

$299/yr

All files + annual updates when NJ DOT releases new data

Commercial License

Data Provenance

Source: New Jersey Department of Transportation (NJ DOT)

Portal: NJ DOT Crash Data Portal

License: Split licensing. Free sample (1,000 rows on Hugging Face): CC-BY 4.0. Paid tiers: ClarityStorm Commercial Data License — internal use only, no redistribution or resale of raw data. Derivative works (models, analysis, research papers) are permitted. NJ DOT crash data is factual government data collected under statutory duty and formally cleared for commercial resale.

Attribution: “NJ Crash Records 2001-2022, sourced from NJ DOT public crash data, processed by ClarityStorm Data.”

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