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Clay County, FL Permit Fees (2026)

Building permit fees for unincorporated Clay County, with a free permit fee calculator. Inside city limits? Pick your city below; incorporated cities have their own fee schedules.

Building Permit
$707.50
$50,000 remodel
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Roofing Permit
$205.00
2,000 sq ft (20-square) roof
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HVAC Permit
$54.00
3-ton system
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Electrical Permit
$76.50
10 altered circuits
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In Unincorporated Clay County, a building permit for a $50,000 remodel runs $707.50 in permit fees, a re-roof $205.00, an HVAC change-out $54.00, and an electrical panel upgrade or rewire $76.50. Totals include the documented surcharges and minimum fees; where the schedule prices by unit, figures assume a 2,000 sq ft (20-square) roof, a 3-ton system, and 10 altered circuits. Each figure is that single permit only: a job that combines trades, like a kitchen remodel with electrical and plumbing work, pays each applicable permit. Pick a project to load it in the calculator below.

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Source

Clay County BCC FY 2026/2027 Schedule of Fees & Services (Resolution No. 2025/2026-64, adopted 2026-08-25, effective 2026-10-01)

Covers building, electrical, plumbing, mechanical/HVAC, and roofing permits.

Official Fee Schedule

Apply online at the Unincorporated Clay County permit portal, or call (904) 284-6307.

How Unincorporated Clay County values a job: Estimated construction value for permit fee calculation is based on the current International Code Council (ICC) Building Valuation Data table.

Schedule effective October 1, 2026. Last verified: September 26, 2026

Schedule adopted under Florida's HB 803 permit fee rules (effective July 2026). What HB 803 changed

Jurisdictions in Clay County

Jobs inside city limits are permitted by the city, not the county. Across Clay County's 4 covered jurisdictions, a building permit for a $50,000 remodel runs from $301.88 (Orange Park) to $707.50 (Unincorporated Clay County).

Unincorporated Clay CountyGreen Cove SpringsKeystone HeightsOrange Park

Unincorporated Clay County Permit Fee Schedule

Every documented rule for each permit type, straight from the official schedule.

Mechanical / HVAC Permit Fees in Unincorporated Clay County

All projects (remodel/alteration)
tiered rates by tons, minimum $50.00
Up to 3 tons
$50.00
Over 3, up to 3.5 tons
$55.00
Over 3.5, up to 4 tons
$60.00
Over 4, up to 5 tons
$75.00
Over 5 tons
$75.00 plus $5.00 per additional ton
All projects (new construction)
tiered rates by tons, minimum $50.00
Up to 3 tons
$50.00
Over 3, up to 3.5 tons
$55.00
Over 3.5, up to 4 tons
$60.00
Over 4, up to 5 tons
$75.00
Over 5 tons
$75.00 plus $5.00 per additional ton
Boiler
$30.00 for the first 500,000 BTU/hr input, plus $8.00 per 500,000 BTU/hr input or fraction thereof, minimum $50.00
Other Mechanical Work
$8.00 per $1,000 of job value, minimum $50.00
State Building Code Administrators Surcharge (F.S. 468.631)
1.5% of the permit fee, minimum $2.00†
State Building Permit Surcharge (F.S. 553.721)
1% of the permit fee, minimum $2.00†
Reinspection Fee (if applicable)
$50.00

† Corroborated across official sources, but not printed line-for-line in the linked schedule.

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Homeowners and contractors planning a project check Unincorporated Clay County mechanical / HVAC permit fees here first. One sponsor per trade, flat monthly rate.

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Unincorporated Clay County Permit Fee Calculator

Pick a permit type and adjust the job value. Total updates instantly, itemized below.

Permit type
Project type
Kind of work
Job type

3 documented rates for this permit type; pick the one that matches your job.

tons
110 tons
Estimated mechanical / HVAC permit fee
$54.00
Included in this total
Mechanical / HVAC Permit Fee$50.00
$50.00 flat for up to 3 tons (see the fee table above)
State Building Code Administrators Surcharge (F.S. 468.631)$2.00
State Building Permit Surcharge (F.S. 553.721)$2.00
Total Estimate$54.00

Estimate only. Confirm with the Unincorporated Clay County building department before applying. Apply online. Phone: (904) 284-6307. Permit fees only; excludes impact fees, utility connection charges, and other non-permit charges.

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Be the Featured HVAC Company in Unincorporated Clay County

Homeowners and contractors planning a project check Unincorporated Clay County mechanical / HVAC permit fees here first. One sponsor per trade, flat monthly rate.

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How to Apply for a Permit in Unincorporated Clay County

Clay County's Building Division issues building, electrical, plumbing, mechanical, and roofing permits for unincorporated Clay County. All permit applications must be submitted online through the county's Citizens Access Portal (CAP), and new users first register for an account with a valid email address. In-person help is available at the Development Services Building, 435 Walburg Street, Green Cove Springs. Inspections are scheduled through the same portal, and on inspection day you can call 904-269-6307 between 7:45 and 8:30 a.m. to reach your inspector. A certified copy of the recorded Notice of Commencement, showing the permit number, must be provided before the first inspection.

Source: Unincorporated Clay County application instructions

Apply online: Unincorporated Clay County permit portal
Building Department Contact
Phone
(904) 284-6307 or (904) 269-6307
Address
Development Services Building, 435 Walburg Street, Green Cove Springs, FL 32043 (mail: PO Box 1366, Green Cove Springs, FL 32043)
Hours
8:00 AM - 4:30 PM (county office hours)

Unincorporated Clay County Permit Fee FAQs

How Much Does a Building Permit Cost in Unincorporated Clay County?

The building permit for a $50,000 residential remodel runs $707.50, including the documented surcharges and minimum fees. The estimate is built from Unincorporated Clay County's sourced fee schedule, and it covers the building permit alone; a job that combines trades pays each applicable permit. Calculate your job's value for an itemized total.

How Much Does a Roofing Permit Cost in Unincorporated Clay County?

The roofing permit for a residential re-roof runs $205.00, assuming a 2,000 sq ft (20-square) roof (the schedule prices per unit), based on Unincorporated Clay County's sourced fee schedule.

How Are Permit Fees Calculated in Unincorporated Clay County?

A residential building permit is $10.00 per $1,000 of job value, minimum $100.00. Electrical permits are priced per circuit; Plumbing permits are priced per bath; Mechanical / HVAC permits are priced per ton; Roofing permits are priced per square. New construction is priced separately from remodel and alteration work; the calculator asks which kind of job yours is. Every rate comes straight from the sourced fee schedule above. Enter your job's details for an itemized total.

What Surcharges Are Added to Permits in Unincorporated Clay County?

On top of the base permit fee, the sourced schedule adds State Building Code Administrators Surcharge (F.S. 468.631) (1.5% of the permit fee, minimum $2.00) and State Building Permit Surcharge (F.S. 553.721) (1% of the permit fee, minimum $2.00). These are included in every estimate on this page.

Do I Need a Permit for a Small Residential Job in Unincorporated Clay County?

Florida's HB 803 (effective July 2026) exempts certain single-family work under $7,500 from permitting statewide, excluding electrical, plumbing, structural, mechanical, and gas work. Confirm with the building department whether your job qualifies before skipping a permit. Read what HB 803 changed and what it saves.

Where Do These Fees Come From?

Every figure on this page is sourced from Clay County BCC FY 2026/2027 Schedule of Fees & Services (Resolution No. 2025/2026-64, adopted 2026-08-25, effective 2026-10-01). See the official schedule. Last verified .

New to Florida permit fees? Read our Florida permit fee guide: how schedules are set, the statutory surcharges, and what HB 803 changed in 2026. Pulling a commercial permit or a small residential job? See what HB 803 lets you save. Wondering whether fees changed this year? See which Florida fee schedules are new.

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