Whitby: questions buyers ask about the records
Each page names the public record that answers one question, where to read it yourself, and which OfferDue check reads it. What the records show, never advice.
Sources checked October 29, 2026
Whitby at a glance
The town's local rules as pictures, from our hand-kept tables of its by-laws and pages and from its flood page. Each tile opens the page with the full wording, its source and the date we checked it.
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Property tax
1.38% of assessed value, 2026 residential rate
Read the question →0%2.32% (Chatham-Kent)23rd lowest of 61 towns. Lowest: Markham, 0.72%.
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Extra units
Up to 4 homes on a lot
Read the question → -
Conservation authorities in 2027
Read the question →Central Lake Ontario authorityjoinsCentral Lake Ontario Regional Conservation Authority
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A business run from home
- Up to 25%of the floor area
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Rental licensing
- Extra units must be registered
Is a Whitby address in the Greenbelt or the Oak Ridges Moraine?
The Province's Greenbelt boundary maps and the Oak Ridges Moraine Conservation Plan's land use designation and boundary maps, each with an interactive map, and the Town's Oak Ridges Moraine Zoning By-law 5581-05.
In the free check and the full report.
How can I find recorded pits, quarries and petroleum wells near a Whitby home?
Two provincial records: the Find Pits and Quarries map of licensed and permitted aggregate sites, and the petroleum wells dataset of wells drilled for oil, gas, salt or underground storage.
In the free check and the full report.
How can I find mapped railways, power lines and pipelines near a Whitby home?
The Ontario Railway Network and the Ontario Utility Line dataset: provincial mapping of tracks and crossings, and of power lines, pipelines and other utility lines.
In the free check and the full report.
What records explain additional dwelling units at a Whitby home?
By-laws 8141-24, 8142-24 and 8143-24, which amend the Town's three zoning by-laws for additional dwelling units, and the Additional Dwelling Unit Registration By-law 8156-25, as explained on the Town's additional dwelling units page.
In the free check and the full report.
Does Whitby need a permit to remove a tree on a private lot?
The Town's Tree Protection By-law 4640-00, as summarised on its tree policies page and its guide to tree protection by-laws and removal permits, and Durham Region's Regional Woodland By-law 30-2020.
In the free check and the full report.
What is Whitby's residential property tax rate for 2026?
The Town's 2026 property tax rate schedule, which lists the Town, Region and education rates for each property class.
In the free check and the full report.
Is a Whitby address in a regulated flood area, and whose map says so?
The Central Lake Ontario Conservation Authority's regulation area mapping, updated in November 2025, and its Floodplain Mapping Tool, under Ontario Regulation 41/24.
Public source; flood plain and regulated-area checks not included in OfferDue reports.
Who helps with a home in Whitby
Every kind of business a home needs, by moment, and the local rules their work runs into, each with its source and the date it was checked.
Public-record information, not legal, financial, insurance or inspection advice. Records change and can be incomplete, and these pages describe the records, not any particular home. What we cover, city by city.