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Collin County

PIAT1
FIPS 48085 · Tier 1 — Major metro
Data update cadence: Seasonal — via records request

The portal is WAF- or login-gated to automated access. Getting the data cleanly runs through a Texas Public Information Act request to the appraisal district.

Recon
Classification: GATED
Portal: esearch.collincad.org (BIS Consultants eSearch)

Tick 2026-07-06: reconfirmed persistent Cloudflare WAF 403 (browser-UA curl AND WebFetch) — same wall class as Tarrant/El Paso. collinarb.org has only a hearing check-in tool, no public ARB results DB. CCAD_Parcels_View FeatureServer is CONFIRMED NOT Collin (it's mislabeled Cameron County data) — drop it. Real free roll: ArcGIS Hub "CCAD Parcel Feature Set" (services2.arcgis.com/uXyoacYrZTPTKD3R/.../CCAD_Parcel_Feature_Set/FeatureServer, Parcels layer id=4) verified live with 2026 preliminary owner/value fields + coarse protestCode flag (not an ARB determination feed).

License this county
ARB Feed / season
$999
Lead Lists / season
$2,500
Setup (one-time)
$750
Add to a bundleSee full pricing

List price for a T1 county. Bundle 3+ counties for -20%, 10+ for -40% with the API free. Pre-launch — no charge yet.