Homeowners cannot easily find and track township-specific property tax appeal filing deadlines, leading to missed windows and unaffordable tax spikes.

Existing solutions like county websites and Zillow provide piecemeal data but no consolidated calendar or centralized tracking for property tax appeal deadlines across different townships.

Opp. Score

Severity

4High

Willingness to Pay

implied

Added

Jun 22, 2026

Workarounds Described

matching PIN numbers manually
looking up adjusted closing date comps on Zillow
trying to figure out filing windows from scattered county sources

Implied Software Gaps

Automatic identification of property tax appeal deadlines based on township and reassessment status
Unified calendar and alert system for all counties and townships
Integrated comparable sales data from official public records

App Concept

TaxAppeal Tracker

A centralized platform that aggregates property tax appeal deadlines, valuation data, and filing instructions for all townships in a county. Users enter their property PIN and location to see personalized deadlines, comps, and step-by-step filing guidance, eliminating confusion and missed windows.

Key Features

Unified calendar showing all township appeal deadlines with alerts
Automated property valuation change detection using public data
Integrated comparable sales lookup from public records (not Zillow)
Step-by-step filing wizard with document templates

Target Users: Homeowners in counties with fragmented property tax systems, especially those with recent reassessments or fixed incomes

Revenue Model: Freemium with $29/year premium tier for deadline alerts and filing templates; municipal licensing for bulk access

Existing Solutions Mentioned

Zillow

Part of App Idea

Homeowners cannot easily find and track township-specific property tax appeal filing deadlines, leading to missed windows and unaffordable tax spikes.

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