Looking for a garage builder in Castlewood, SD? Describe your project once and up to three garage builders who work in Castlewood and Hamlin County get back to you with a quote. It's free and there is no obligation.
Castlewood is home to about 716 people (2024 Census Bureau estimate), a growing community (+2.3% since 2020). With 623 people per sq mi, it is a semi-rural area. Extra storage, workshops and EVs are driving garage projects here.
Castlewood at a glance
- Population (Census Bureau estimate, 2024)
- 716 (+2.3% since 2020)
- Rank in South Dakota
- 86th of 310 cities and towns
- Land area
- 1.2 sq mi
- Population density
- 623 people per sq mi (semi-rural)
- Type
- City (Castlewood city)
- Main county
- Hamlin County
What to check before hiring in Castlewood
- Zoning: check setbacks and size limits in Castlewood.
- License and permit: in South Dakota, garages are built by licensed contractors under a permit.
- EV ready: add a 240-volt circuit while walls are open.
- Price drivers: size, slab, doors, finish and electrical.
Useful official resources
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ICC: International Code Council
Official information and guidance.
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NAHB
Official information and guidance.
Services available in Castlewood
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Detached garage
Design and construction of a detached garage with slab, permit and electrical.
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Attached garage or garage apartment
Attached garage or garage with living space above.
Frequently asked questions in Castlewood
How much does a garage cost in Castlewood, SD?
It depends on size, materials and finishes. Describe your project: builders who serve Castlewood reply with a quote.
How long does it take?
Often a few weeks once permits are issued.
Kit or custom?
Kits can save money; custom builds match the house.
Which garage builders will contact me?
Up to three independent garage builders who serve Castlewood and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.