Zillow Property Tax History API

Provide a known property zpid for the documented tax-history resource: historical entries with latest, minimum and maximum summaries. Use this read to support carrying-cost due diligence, keeping tax amounts, assessed values and years separate when supplied. No live tax-history response was saved. Its exact record keys, jurisdictional coverage, update timing and summary calculations are not verified. The separate verified property record had null tax fields, which must not be converted to zero. Past recorded taxes do not predict the liability after a purchase, reassessment, exemption change or local tax-rate change; verify material amounts with the relevant tax authority.

API Features

Historical tax-entry resource Research recorded tax information for one property instead of interpreting a current listing price as tax liability.

Latest and range summaries The documented route includes latest/min/max summaries whose actual fields and calculations need response inspection.

Assessment-versus-tax distinction Keep assessed value and recorded tax amount separate when the response provides both concepts.

Reassessment caution for buyers Use historical records as due-diligence evidence, not a prediction of post-purchase tax obligations.

Live API Demo

GET /api/project/zillow-real-estate/get-property-tax-history

API Response (JSON)

{}

curl -X GET 'https://api.opendata-api.com/api/project/zillow-real-estate/get-property-tax-history?key=<API_KEY>&zpid=<zpid>'

curl -X GET 'https://api.opendata-api.com/api/project/zillow-real-estate/get-property-tax-history?key=<API_KEY>&zpid=<zpid>'

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Need Help?

If you encounter API issues or need other API requirements, please contact us.

Use Cases

Carrying-cost research worksheet: attach available tax-history observations to a confirmed property record.
Year-over-year tax review: identify material changes needing an explanation from local tax records.
Assessment comparison task: keep any assessed-value history separate from taxes paid and asking prices.
Buyer reassessment checklist: flag missing information and possible post-sale tax changes for professional verification.

Frequently asked questions

Can historical tax amounts predict my future bill?

No. Purchases, reassessments, exemptions and tax-rate changes may alter liability. Confirm expected taxes with the relevant authority or a qualified adviser.

Does a null tax field mean there is no tax?

No. A verified full-property record had unavailable tax fields. Missing information is unknown, not zero, and the separate tax-history route was not live-verified.

Are assessed value and recorded tax amount the same measurement?

No. Keep the concepts and their years separate when supplied. Do not substitute a home estimate, asking price or assessed value for a tax bill.

Related operations

Guides

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Review Historical Property Tax Entries