Looking for an addition contractor in Formoso, KS? Describe your project once and up to five addition contractors who work in Formoso and Jewell County get back to you with a quote. It's free and there is no obligation.
Formoso is home to about 91 people (2024 Census Bureau estimate), a shrinking community (−2.2% since 2020). With 368 people per sq mi, it is a semi-rural area. Growing families here often add space instead of moving.
Formoso at a glance
- Population (Census Bureau estimate, 2024)
- 91 (−2.2% since 2020)
- Rank in Kansas
- 510th of 625 cities and towns
- Land area
- 0.2 sq mi
- Population density
- 368 people per sq mi (semi-rural)
- Type
- City (Formoso city)
- Main county
- Jewell County
What to check before hiring in Formoso
- Zoning: check Formoso's setbacks, lot coverage and height limits first.
- License and permit: in Kansas, additions are built by licensed contractors under a permit.
- Structure: second stories need an engineer to check the existing house.
- Price drivers: size, foundation, roof tie-in, plumbing and finishes.
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 Formoso
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Room addition
Ground-floor addition with foundation, framing, roof and finishes.
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Second-story addition
New floor over the existing house, with structural engineering.
Frequently asked questions in Formoso
How much does an addition cost in Formoso, KS?
It depends on size, foundation and finishes. Describe your project: contractors who serve Formoso reply with a quote.
How long does it take?
Often a few months, plus design and permits.
Does an addition raise property taxes?
Usually, since it increases the assessed value.
Which addition contractors will contact me?
Up to five independent addition contractors who serve Formoso 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.