St. Augustine, FL · St. Johns County
Exterior Door Replacement in St. Augustine, FL: Cost & Permits
What exterior door replacement actually costs in St. Augustine, whether you need a permit, which inspections apply, and how long the job takes.
Model reviewed August 2026
Typical local cost
$2,500
$900 – $6,800
per door installed
$950 – $4,350
Permit fee
$90 – $300
Modeled allowance
vs national
+4%
local labor & materials
Looking for pricing detail? The full exterior door replacement cost breakdown for St. Augustine covers cost by size and material, the local cost model and nearby markets.
Do you need a permit for exterior door replacement in St. Augustine, FL?
Usually yes
In most cases yes — St. Johns County and the City of St. Augustine generally require a permit for exterior door replacement. Height, size and location on the lot determine the exact review, so confirm with the building department before you start.
Historic district properties face additional design review that can add weeks to exterior projects.
Cost breakdown in St. Augustine
| Low endSimple scope, competitive bid | $900 |
|---|---|
| TypicalMost homeowners land here | $2,500 |
| High endComplex access, premium materials | $6,800 |
| per door installed | $950 – $4,350 |
| Permit fee | Estimated allowance $90–$300Modeled from comparable fee schedules — not an official quoted fee. |
| Permit authority | City of St. Augustine building departmentModeled estimate |
| Timeline | Half a day to one day of work, 2-5 weeks with permitting |
Math: national median $2,400 × 1.042 = $2,500 in St. Augustine — +4% versus the national model. The multiplier blends local labor and material costs with this project's labor share, so it is not the same as the city's overall cost index (1.00). Permit fees use a 1.00 local multiplier. Estimates, not quotes.
What drives your price here
- Door material: steel, fiberglass or wood
- Impact rating and glass area
- Whether the frame and threshold are replaced
- Sidelights and transoms
- Hardware and smart lock upgrades
Permit process and inspections
| Permit required | Usually yes |
|---|---|
| Who pulls it | Contractor or owner-builder |
| Inspections | Installation and attachment, Final inspection |
| Documents | Permit application, Product approval for the door assembly, Contractor license |
| Apply | St. Augustine permit portal |
Frequently asked questions
Do I need a permit to replace a front door in Florida?
Most Florida jurisdictions require a permit when the door frame is replaced, because the opening's wind-borne debris protection changes. A slab-only swap in the existing frame is sometimes exempt — confirm with your building department.
How long does exterior door replacement take?
Half a day to one day of work, 2-5 weeks with permitting. Permit review and inspection scheduling are usually the largest source of variation.
What changes the price the most?
The largest cost drivers are door material: steel, fiberglass or wood; impact rating and glass area; whether the frame and threshold are replaced.
Exterior Door costs in nearby cities
Sources
Sources & verification
Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.