Arapahoe County home permits

General info only. Check with a licensed pro and your local building department.

The county Building division issues permits, inspects work and reviews plans for unincorporated Arapahoe County.

Office: Arapahoe County Building Division

Topic	What the office says	Source
Where it applies	Unincorporated Arapahoe County (cities inside the county have their own offices).	Official page checked 2026-10-30
Apply and pay	Online; the page links a fee estimator and Fee Schedule.	Official page checked 2026-10-30
Decks	Deck permits are reviewed to 2021 IRC minimums, not extra loads like hot tubs or roof covers.	Official page checked 2026-10-30
Homeowner work	If the homeowner does the work instead of a licensed contractor, a signed form is required (see page).	Official page checked 2026-10-30
Full list of exempt projects	Unknown Unknown — the official page we checked doesn't say. Ask the office.	Official page checked 2026-10-30
Fee amounts	Unknown Unknown — the official page we checked doesn't say. Ask the office.	Official page checked 2026-10-30
Typical review time	Unknown Unknown — the official page we checked doesn't say. Ask the office.	Official page checked 2026-10-30

Basic steps

Checked 2026-10-30. Rules change — confirm with the office. See something wrong? Tell us.