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In-Law and Multigenerational 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.

Families housing parents or adult children on the same property without sharing a front door. We design in-law suites with their own kitchen, bathroom and entrance, close enough for daily support and separate enough for privacy.
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.
An in-law suite is a second dwelling for family, and the building department reviews it exactly as it reviews a rental: separate entry, fire separation, interconnected alarms and the Scugog egress requirement apply regardless of who lives there. Where it is carved out of the existing house, the sequence is interior and weather-independent; where it is detached, it follows the May-October season like any new build. Sound separation is the item families care about most and codes address least - we detail resilient channel and insulated party assemblies beyond the minimum rating.
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
Yes. A self-contained second dwelling in Scugog needs an exit that does not pass through the primary unit, along with rated fire separation and interconnected alarms. The requirement is about the dwelling, not the relationship - a suite for family is reviewed identically to a rental.
Related service: Our ADU services
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