Muskoka waterfront property tax, explained

The short answer

A property tax bill in Muskoka starts with an assessed value from the Municipal Property Assessment Corporation (MPAC). The municipality then applies rates to that value. For a residential property the rates come from the lower-tier Town or Township, the District Municipality of Muskoka and the province’s education levy. Some municipalities add charges for healthcare facilities, waste and municipal water or sewer.

MPAC’s valuation date for the current cycle is January 1, 2016. Because that date is fixed, the assessment on a notice does not move with today’s sale prices.

This page explains the pieces. It does not give a bill for any property, because a bill depends on the assessment and the rates for the exact address.

How the bill is built

Three steps produce the number on a bill.

1. MPAC assesses the property and sends the owner an assessment notice.
2. The municipality sets rates each year in a tax rate by-law.
3. The bill is the assessment multiplied by each rate that applies, then added together.

A rate is shown either as a decimal or as a percentage. A rate of 0.0052376 as a decimal is the same as 0.52376 per cent. To apply it, multiply the assessment by the decimal.

MPAC valuation date and cycle

MPAC describes the current values as fully phased-in January 1, 2016 current values. Its notices page states that the fixed valuation date for 2026 remains January 1, 2016, which it describes as the end of the last assessment cycle.

The assessment cycle is four years long. MPAC’s page refers to the 2021-2024 assessment cycle and states that the province-wide reassessment was postponed through the end of that cycle. The date of the next valuation after that cycle was not found on the pages checked, so confirm it with MPAC before you plan around it.

Huntsville 2026 residential rates

The Town of Huntsville publishes a 2026 residential rate table. These are the rates in it, shown as decimals of assessed value:

• Town general: 0.0052376
• District general: 0.0034364
• Education: 0.0015300
• Healthcare facilities: 0.0000904
• Waste management: 0.0008212
• District water, Urban Area A: 0.0008700
• District sewer, Urban Area A: 0.0019920

The Town’s page states a total rate of 0.0139776 with no business improvement area charge and a total of 0.0111156 excluding water and sewer. The table covers the urban and water or sewer components only. No rural column is shown on the page, so a rural property should ask the Town which rates apply.

Gravenhurst 2026 residential rates

The Town of Gravenhurst publishes a 2026 tax rate summary. The residential rates in it are:

• Lower tier general: 0.553783 per cent
• Upper tier general: 0.343640 per cent
• Education: 0.153000 per cent
• Waste management: 0.077280 per cent
• Healthcare facilities: 0.009040 per cent
• Water A: 0.087000 per cent
• Sewer A: 0.199200 per cent
• Gravenhurst BIA: 0.000000 per cent for residential

Check the figures against the Town’s PDF before relying on them, since the summary is the authoritative document.

An example on $500,000

The figures below apply the stated rates to a round example assessment of $500,000. It is an example only and is not a real property or a quote.

Take the three main rates that appear in both tables: the Town general rate, the District general rate and the education rate.

Huntsville, 2026:

• 0.0052376 plus 0.0034364 plus 0.0015300 equals 0.0102040
• $500,000 multiplied by 0.0102040 equals $5,102.00

Gravenhurst, 2026:

• 0.00553783 plus 0.00343640 plus 0.00153000 equals 0.01050423
• $500,000 multiplied by 0.01050423 equals $5,252.12 (rounded to the cent)

Using Huntsville’s own stated totals on the same example:

• $500,000 multiplied by 0.0139776 equals $6,988.80
• $500,000 multiplied by 0.0111156 equals $5,557.80, which is the total excluding water and sewer

The added charges change the final number, which is why the rate table for the exact property matters. A real bill would also reflect the actual assessment, the rate classes that apply and any charges listed on the bill itself.

Bracebridge, Muskoka Lakes and Lake of Bays

The rates for Bracebridge, Muskoka Lakes and Lake of Bays should be read from each township. Each municipality publishes its own 2026 rate information on its property tax pages or in its tax rate by-law and the District levy is a separate piece of the bill. Ask the tax office of the municipality where the property sits for the current table and confirm it before you make an offer.

Bracebridge’s Tax Branch can be reached at 705-645-5264 extension 3321.

Property codes on waterfront and seasonal homes

MPAC uses property codes to describe the type of property. Several apply to cottages and waterfront homes:

• 391: seasonal or recreational dwelling, first tier on water
• 392: seasonal or recreational dwelling, second tier to water
• 395: seasonal or recreational dwelling, not located on water
• 313: single family detached on water, year-round residence

Managed forest property codes 242 and 243 are also listed, for a seasonal residence not on water (242) and on water (243). MPAC’s code page does not define a winterized property and the District’s tax page does not either. If a property is described as winterized, ask what code MPAC has assigned to it and what the municipality records.

Questions to put to the municipality

• Which rate table applies to this property: urban, rural or another class?
• Does the property pay District water or sewer charges or does it have a private well and septic system?
• Which waste management and healthcare charges apply?
• What is the property’s MPAC property code?
• Is there a business improvement area charge for this address?

Ask Kirby for the municipal contacts for any property you are considering. The waterfront and cottages guide covers the wider checklist and the Huntsville and Gravenhurst community guides list each Town’s permit contacts. For the arithmetic on your own situation, confirm the figures with the municipality or an accountant.