Looking for a certified arborist in Oroville, CA? Describe your project once and up to three certified arborists who work in Oroville and Butte County get back to you with a quote. It's free and there is no obligation.
Oroville is home to about 19,712 people (2024 Census Bureau estimate), a shrinking community (−2.2% since 2020). With 1,418 people per sq mi, it is a suburban area. Tree ordinances and construction near mature trees are the usual reasons residents need an arborist report.
Oroville at a glance
- Population (Census Bureau estimate, 2024)
- 19,712 (−2.2% since 2020)
- Rank in California
- 298th of 482 cities and towns
- Land area
- 14 sq mi
- Population density
- 1,418 people per sq mi (suburban)
- Type
- City (Oroville city)
- Main county
- Butte County
What to check before hiring in Oroville
- Local ordinance: check Oroville's tree rules: protected sizes, species and permit process.
- Certification: ask for the ISA certification number, and TRAQ for risk assessments.
- Independence: a consulting arborist who does not do removals gives a neutral report.
- Price drivers: number of trees, site visit, and whether a protection plan is needed.
Useful official resources
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ISA: International Society of Arboriculture
Official information and guidance.
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Trees Are Good (ISA)
Official information and guidance.
Services available in Oroville
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Arborist report for a permit
Certified arborist report for a tree removal permit or a construction project near protected trees.
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Tree risk assessment
Assessment of a tree's condition and risk of failure, with recommendations.
Frequently asked questions in Oroville
How much does an arborist report cost in Oroville, CA?
It depends on the number of trees and the report required. Describe your project: arborists who serve Oroville reply with a quote.
How long does it take?
Often a site visit within days and the report within a week or two.
Do I need a permit to remove a tree?
It depends on the city and the tree; check before you cut.
Which certified arborists will contact me?
Up to three independent certified arborists who serve Oroville 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.