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Guest and Visitor 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.

Households that host family for weeks at a time and want the guest room back. A detached guest suite gives visitors a private kitchen, bathroom and entrance while keeping the main house to yourselves.
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.
A guest suite is used intermittently, which changes the mechanical design rather than the structure: the unit has to hold heat at -5.5°C while empty without running a full system, so setback controls and freeze protection matter more than capacity. We still build and permit it as a full dwelling in Scugog - kitchen, bath, separate entry - because a unit permitted as habitable space keeps every future option, including renting it. Plumbing runs are detailed for seasonal shut-off and drain-down, an item that generic ADU drawings almost never include and that a 156 cm snow climate makes non-optional.
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, if it is permitted as a dwelling from the start. A guest suite built to full second-unit standard in Scugog - separate entry, kitchen, fire separation, interconnected alarms - can be tenanted at any point without a second approval. Building it as an accessory structure instead closes that door.
Related service: Our ADU services
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