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Basement Suites in Scugog, Ontario: design, permit and build on a single contract. A typical 700 sq ft unit estimates at $92,000-$148,500 (about $386/sq ft), with $7,000-$13,000 including Durham Region and septic charges in municipal approvals and a May-October construction season.

Legal basement suite conversions - underpinning, separate entrance, egress windows and fire separation to bring an existing basement up to a rentable second unit.
Service area
Scugog, Ontario
Durham Region
Typical build estimate
$92,000-$148,500
about $386/sq ft in Scugog
Municipal approvals
$7,000-$13,000 including Durham Region and septic charges
quoted separately from the build
Build season
May-October
156 cm snow · -5.5°C winter avg
Frost depth
1.2 m
footing depth, OBC Part 9
Local market
21,999
residents · walkability 27/100
Lake Scugog is shallow and its shoreline properties fall under Kawartha Conservation rather than the TRCA - a different authority with its own ADU permit timeline. Owners in Caesarea and on Scugog Island are often surprised that their neighbours one township west deal with an entirely different regulator. Scugog permits additional dwelling units; Lake Scugog shoreline properties fall under Kawartha Conservation review and much of the township is on private servicing.
Lake Scugog waterfront and former cottage lots around Port Perry, plus agricultural parcels and Scugog Island. North-GTA snowfall of 156 cm and -5.5°C winters give Scugog a May-October working season - foundations for basement suites go in before the ground closes, with interior finishing carried through the cold months.
A basement suite lives or dies on two measurements taken inside the existing Scugog house: finished ceiling height under the joists, and whether a code-compliant egress window can be cut without undermining the foundation wall. Where the head height is short, we underpin or bench the footing - a wet-trades sequence that runs year-round indoors, which is why basement work is the form we schedule outside the May-October window. Fire separation between the two dwellings, an independent exit, and interconnected alarms are the three items that most often turn an existing finished basement into a non-compliant one.
Everything you need to know about our services.
A typical 700 sq ft build in Scugog estimates at $92,000-$148,500 - about $386/sq ft, set by $7,000-$13,000 including Durham Region and septic charges in approvals, a 1.2 m frost-depth footing requirement and 156 cm of annual snow load. Final pricing follows the site visit.
Related service: Our ADU services
Scugog permits additional dwelling units; Lake Scugog shoreline properties fall under Kawartha Conservation review and much of the township is on private servicing. Approval costs in Scugog run $7,000-$13,000 including Durham Region and septic charges, quoted separately from construction so the permit stage holds no surprises.
Related service: Our ADU services
Lake Scugog waterfront and former cottage lots around Port Perry, plus agricultural parcels and Scugog Island. Scugog is car-oriented at 27/100 walkability, so parking retention and driveway access constrain the footprint more than the zoning envelope does. We work regularly in Port Perry, Caesarea, Blackstock.
Related service: Our ADU services
Often, yes, but a finished basement is not a legal second unit until it has its own exit, the required fire separation between dwellings, interconnected alarms and a ceiling height that meets the Ontario Building Code. We survey what exists in Scugog first and price only the delta, so approvals stay near $7,000-$13,000 including Durham Region and septic charges rather than a full rebuild.
Related service: Secondary Suites
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