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Trenton, FL Permit Fees (2026)

Building permit fees and building, electrical, plumbing, mechanical/HVAC, and roofing permit fees for Trenton, straight from the official fee schedule, with a free permit fee calculator below.

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Building permits for the City of Trenton are issued by Gilchrist County at the county's fee schedule under the interlocal agreement adopted by the county commission on June 3, 2024 (also reflected in Chapter 8 of the city's Code of Ordinances). See the Gilchrist County fee schedule

Building Permit
$154.25
200 sq ft remodel area
Roofing Permit
$154.25
$20,000 re-roof
Electrical Permit
$154.25
200 A service

In Trenton, a building permit for a $50,000 remodel runs $154.25 in permit fees, a $20,000 re-roof $154.25, and a $10,000 electrical panel upgrade or rewire $154.25. Totals include the documented surcharges and minimum fees; where the schedule prices by unit, figures assume a 200 sq ft remodel area and 200 A service. 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.

Source

Gilchrist County Community Development Building and Zoning Fee Schedule (April 2024)

Covers building, electrical, plumbing, mechanical/HVAC, and roofing permits. Minimum permit fee: $150.00.

Building permits for the City of Trenton are issued by Gilchrist County at the county's fee schedule under the interlocal agreement adopted by the county commission on June 3, 2024 (also reflected in Chapter 8 of the city's Code of Ordinances). See the Gilchrist County fee schedule

Official Fee Schedule

Last verified: September 16, 2026

This schedule predates Florida's HB 803 (July 2026). Jurisdictions statewide are adopting updated schedules; we check sources weekly. What HB 803 changed

Trenton Permit Fee Schedule

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

Building Permit Fees in Trenton

All projects
$0.10 per sq ft under roof, minimum $100.00
All projects
$0.15 per sq ft under roof, minimum $150.00
911 Sign
$10.00 flat‡
Demolition
$100.00 flat
Fire Alarm
$150.00 flat
Fire Sprinklers (per head)
$1.00 per head
Hood System
$150.00 flat
House Move-on (plus sub fees)
$150.00 flat
Mobile Home (flat, includes sub fees)
$325.00 flat
Mobile Home Compliance Permit
$125.00 flat
Other Permit (fuel, gas, bulk storage, event tent)
$95.00 flat
Pool
$200.00 flat
RV for Construction (requires active building permit)
$150.00 flat
Shed
$95.00 flat
Temporary RV Permit (first year)
$450.00 flat‡
Commercial / 3+ units: Change of Occupancy / Fire Safety Inspection
$100.00 flat
Building Permit Surcharge (F.S. 468.631)
1.5% of the permit fee, minimum $2.00†
Building Permit Surcharge (F.S. 553.721)
1% of the permit fee, minimum $2.00†
Commercial Plan Review
$200.00 per review
Fire Inspection
$100.00 (first inspection; each additional fire inspection is $65)‡
Fire Plan Review
$200.00‡
Residential Plan Review
$150.00 per review
Minor Structure Plan Review (if applicable)
$50.00 per review
Re-Inspection Fee (if applicable)
$65.00 per inspection

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

‡ Awaiting confirmation from the jurisdiction.

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Trenton Permit Fee Calculator

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

Permit type
Project type
Kind of work
Rate type
sq ft under roof
505,000 sq ft under roof
Estimated building permit fee
$154.25
Building permit fee$20.00
200 sq ft under roofs × $0.10 per sq ft under roof
Minimum permit fee adjustment$130.00
Minimum permit fee: $150.00
Building Permit Surcharge (F.S. 468.631)$2.25
Building Permit Surcharge (F.S. 553.721)$2.00
Residential Plan Review$150.00 / review
Charged per review; not included in this total, as it depends on your project's unit count.
Total Estimate$154.25

Permit fees for Trenton are administered by Gilchrist County; the fees shown are the Gilchrist County schedule.

Estimate only. Confirm with the Gilchrist County building department before applying.

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Be the Featured General Contractor in Trenton

Homeowners and contractors planning a project check Trenton building permit fees here first. One sponsor per trade, flat monthly rate.

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Trenton Permit Fee FAQs

How Much Does a Building Permit Cost in Trenton?

The building permit for a $50,000 residential remodel runs $154.25, assuming a 200 sq ft remodel area where the schedule prices per unit, including the documented surcharges and minimum fees. The estimate is built from Trenton'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 Trenton?

The roofing permit for a $20,000 residential re-roof runs $154.25, based on Trenton's sourced fee schedule.

How Are Permit Fees Calculated in Trenton?

A residential building permit is $0.10 per sq ft under roof, minimum $100.00. Electrical permits are priced per amp; Plumbing permits are priced per bath; Mechanical / HVAC permits are priced per system; Roofing permits are flat fees. 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 Is the Minimum Permit Fee in Trenton?

The sourced schedule sets a minimum permit fee of $150.00; small jobs pay at least that much before surcharges. The calculator applies it automatically.

What Surcharges Are Added to Permits in Trenton?

On top of the base permit fee, the sourced schedule adds Building Permit Surcharge (F.S. 468.631) (1.5% of the permit fee, minimum $2.00) and 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 Trenton?

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 Gilchrist County Community Development Building and Zoning Fee Schedule (April 2024). See the official schedule. Last verified .

Other Jurisdictions in Gilchrist County

Jobs inside another city's limits are permitted by that city; unincorporated areas by the county.

Unincorporated Gilchrist CountyBellTrenton

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.