3.7M parcels across 92 Indiana counties

Indiana's Property Data Platform

The most complete Indiana property dataset. Assessment analytics, tax appeal automation, investor tools, and developer APIs — all powered by data from every county assessor in the state.

3.7M ParcelsStatewide coverage
92 CountiesEvery assessor in Indiana
10 ProductsFrom API to consumer apps

3.7M

Property Parcels

92

Indiana Counties

39

County CAMA Sources

10

Data Products

10 Products, One Data Platform

From developer APIs to consumer apps, our products serve every segment of Indiana's property ecosystem.

Developer API

RESTful API serving 3.7M parcel records across 92 counties. Parcel geometry, assessments, sales, building details, and risk overlays.

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Tax Appeal

We analyze 3.7M parcels nightly to find over-assessments, build evidence-backed cases, and file Form 130 appeals for all 92 Indiana counties.

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Insurance Data

Building characteristics combined with flood, tornado, hail, and fire risk overlays. Composite risk scores for every parcel in Indiana.

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Solar Leads

Every Indiana residential property scored for solar, HVAC, roofing, and renovation suitability. Build targeted lead lists by county, zip, and property characteristics.

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Ag Analytics

Per-parcel farmland valuations, soil quality overlays, transition zone detection, and comparable sales for agricultural investors and solar site selectors.

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Equity Audits

Automated ratio studies, equity metrics, and compliance reports for Indiana's 92 county assessor offices. COD, PRD, PRB analysis updated with every new sale.

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Investor Tools

List stacking with motivated-seller flags, deal calculators, comparable sales, and tax lien auction data across all 92 Indiana counties.

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AI Valuation

Automated valuation models trained exclusively on Indiana sales data. AVM estimates with confidence intervals, SHAP explainability, and assessment anomaly detection.

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White Label

Embeddable property search widgets, branded API access, and custom-domain deployments. Let your customers search 3.7M Indiana parcels under your brand.

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Property Lookup

Free access to assessed values, building details, comparable sales, and assessment history for 3.7M parcels across all 92 Indiana counties.

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How It Works

From raw county data to production-ready products in three steps.

1

Comprehensive Data Collection

We pull parcel geometry from IGIO, statewide assessments from the gateway file, and detailed building data from 39 county CAMA systems. One platform, every data source.

2

Analytics & Intelligence

Raw data becomes actionable insight. Assessment equity metrics, AI valuations, risk scores, and motivated-seller flags computed across every parcel.

3

Products That Deliver Value

10 products serving developers, consumers, investors, insurers, government, and agricultural professionals. Each product built on the same authoritative dataset.

Frequently Asked Questions

AribaTax is Indiana's property data platform. We collect, process, and serve parcel data from all 92 Indiana counties — including parcel geometry, assessed values, building characteristics, sales history, and risk overlays. Our 10 products make this data accessible to developers, consumers, investors, insurers, and government agencies.

We cover all 3.7 million property parcels in Indiana across all 92 counties. This includes residential, commercial, agricultural, and industrial properties.

Parcel geometry comes from the Indiana Geographic Information Office (IGIO). Statewide assessment data comes from the DLGF gateway file. Detailed building data comes from 39 county CAMA (Computer Assisted Mass Appraisal) systems. Sales records come from the Indiana Department of Revenue.

Yes. Our consumer property lookup is completely free. Our developer API includes a free tier with 1,000 calls per month. Premium products like tax appeal automation, investment analysis, and insurance underwriting data have paid tiers.

Currently we focus exclusively on Indiana. This deep specialization is what allows us to offer more complete data than any national provider. Multi-state expansion is on the roadmap.

Parcel geometry refreshes weekly. Assessment data updates as new records become available from county and state sources. Sales records are updated monthly. Our CAMA data pipeline runs daily for counties with accessible data feeds.

Ready to Build on Indiana's Property Data?

Whether you're a developer, investor, insurer, or county assessor, we have the data and tools you need.