Looking for a crawl space contractor in Delaware, OK? Describe your project once and up to five crawl space contractors who work in Delaware and Nowata County get back to you with a quote. It's free and there is no obligation.
Delaware is home to about 274 people (2024 Census Bureau estimate), a growing community (+3.0% since 2020). With 696 people per sq mi, it is a semi-rural area. Humid summers and homes built over vented crawl spaces make moisture problems common here.
Delaware at a glance
- Population (Census Bureau estimate, 2024)
- 274 (+3.0% since 2020)
- Rank in Oklahoma
- 399th of 591 cities and towns
- Land area
- 0.4 sq mi
- Population density
- 696 people per sq mi (semi-rural)
- Type
- Town (Delaware town)
- Main county
- Nowata County
What to check before hiring in Delaware
- Water first: standing water needs drainage before a vapor barrier.
- Wood damage: ask for a moisture reading and an assessment of joists and sills.
- Humidity control: check what dehumidifier or air supply is included and its maintenance.
- Price drivers: footprint, height, debris removal, drainage and repairs.
Useful official resources
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U.S. Department of Energy: Energy Saver
Official information and guidance.
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EPA: mold
Official information and guidance.
Services available in Delaware
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Crawl space encapsulation
Heavy vapor barrier on the floor and walls, sealed vents and a dehumidifier or conditioned air.
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Crawl space drainage and joist repair
Drainage, sump pump, joist or support repairs before or with encapsulation.
Frequently asked questions in Delaware
How much does crawl space encapsulation cost in Delaware, OK?
It depends on the size of the crawl space, its condition and the equipment. Describe it: contractors who serve Delaware reply with a quote.
How long does it take?
Often two to four days for a typical house.
Does it need maintenance?
Yes: the dehumidifier and any sump pump need regular checks.
Which crawl space contractors will contact me?
Up to five independent crawl space contractors who serve Delaware 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.