U.S. Sex Offender API

Full U.S. coverage. Monthly verified updates.

Control access, tokens, and invoices through your account.

100 free API requests every month. Usage-based pricing after that.

710k+
offender records
50+
data fields
99.9%
uptime
1.7s
response time

Test Our Sex Offender API Free

Choose a state. Enter a full name.

Output fields and record volume are reduced in sex offender API demo.

Need Full Access to Registered Sex Offender API?

Get complete data fields, full record volume, and API credentials through your personal account.

100 free requests every month. Usage-based pricing after that.

Why Use Nationwide Sex Offender Dataset API

Full Coverage

Access national sex offender index across all 50 states and U.S. territories through a single endpoint. Updated monthly to reflect registry changes.

Consolidation

We standardize registry formats and remove duplicate entries within each state before the data reaches the registered sex offenders API dataset.

Customization

Need higher throughput or faster responses for production workloads? We will review your sexual offender search API integration and adjust accordingly.

Control

Create your account, generate sex offender lookup API keys, monitor usage, and download invoices — all from your dashboard.

Free Trial

Start with a national sex offender API free trial — 100 requests every month. Then, pay for the requests you actually make.

Reliability

Cloud-hosted infrastructure with 99.9% uptime, built for stable API access to national sex offender data.

Sex Offender API Pay as You Go

Create Account

Create your account and connect a payment method (Visa or Mastercard supported).

Generate API Key

Add API with U.S. sex offender records as a service. Get a unique key to test it right away.

Pay Per Use

Get 100 free API calls monthly. Extra usage is billed per sex offender API pricing.

View Invoices

At the end of the billing cycle, a detailed invoice is generated in your account.

Sex Offender API Cost

100 free requests monthly.

After that, pricing applies per sex offender API cost per call within usage tier.

Your invoice reflects total monthly consumption.

Tier 1
$0.00
Cost per request

1-100
Requests per key

$0
Estimated month cost per max requests
Tier 2
$0.15
Cost per request

101 – 300
Requests per key

$29.45
Estimated month cost per max requests
Tier 3
$0.10
Cost per request

301 – 3,000
Requests per key

$89.45
Estimated month cost per max requests
Tier 4
$0.05
Cost per request

3,001 – 10,000
Requests per key

$159.45
Estimated month cost per max requests
Tier 5
$0.00013
Cost per request

10,001 - 30,000
Requests per key

$1,329.45
Estimated month cost per max requests
Unlimited

Unlimited
MAX requests per token

$2.500
Estimated month cost

DETAIL
SERVICEREQUESTSTOTAL
Sex offender API1454$145
0–100 requests100$0
101-300 requests299$30
301-1,454 requests1153$115

FAQ

The best sex offender registry API provides nationwide coverage across all 50 states and U.S. territories through a single endpoint. It should offer structured data, consistent formatting, regular updates, and production-ready uptime. A good API to search sex offender registry also includes clear pricing, documentation, and scalable request limits for business integration.

Not all APIs provide full national coverage. A comprehensive sex offender API with nationwide coverage aggregates registry data from every U.S. state and territory, allowing developers to query nationwide records without integrating multiple state systems. Always confirm geographic scope and update frequency before integration.

Yes. A national sex offender database API typically allows name-based searches using first and last name parameters. Some systems also support filtering by state, ZIP code, or additional identifiers.

A sex offender API commonly returns full name, aliases, date of birth, physical description, registered address, offense details, conviction data, and compliance status. Depending on the state source, responses may also include photographs, vehicle information, and additional registry notes in structured format.

Update frequency depends on the sex offender data API provider’s data pipeline. High-quality sex offender APIs refresh state registry data regularly and standardize updates on a monthly cycle to maintain consistency across jurisdictions. Reliable providers also reconcile formatting differences and remove duplicate entries within each state dataset.

Our sex offender API has a pay-as-you-go model. You receive a free monthly request allowance, and billing begins only after exceeding that limit. Usage is calculated based on request volume, often across pricing tiers. Your monthly invoice reflects actual consumption with no long-term contracts required.

Get API Key for Sex Offender Registry

Start with free 100 calls / mo.

Then pay for what you use.