Roof Replacement Cost in Trenton, NJ (2026)
Updated October 2026 · Trenton, NJ · index 1.13
How much does a new roof cost in Trenton? For a 2,000 sq ft roof with architectural asphalt shingles, homeowners in Trenton, NJ pay about $14,900 on average, and most quotes land between $11,600 and $18,200 — $5.82 to $9.09 per sq ft. The price covers tearing off one layer to the deck, ice and water shield, synthetic underlayment, drip edge, the roofing itself, ridge vent, flashing, the permit, the dumpster and cleanup.
The roof replacement price in Trenton runs 13% above the U.S. average: construction labor in the Trenton area runs 24% above the national mean, materials 3% below. The same job averages $13,200 nationally and about $15,000 at the New Jersey statewide index.
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Roof replacement price in Trenton by roofing material
What a 2,000 sq ft roof costs in Trenton with each roofing material, installed:
| Option | Average · range |
|---|---|
| Architectural asphalt shingles30-year laminated shingle, the most common re-roof$7.45 per sq ft | $14,900$11,600 – $18,200 |
| 3-tab asphalt shinglesflat single-layer shingle, the budget option$6.74 per sq ft | $13,500$10,400 – $16,500 |
| Impact-resistant (Class 4) shingleshail-rated shingle; some insurers discount it$8.32 per sq ft | $16,600$13,100 – $20,200 |
| Standing-seam metalconcealed-fastener steel panels$17.19 per sq ft | $34,400$28,100 – $40,700 |
The least expensive option in Trenton is 3-tab asphalt shingles, at about $13,500; standing-seam metal averages $34,400, 2.6 times as much.
Cost to replace a roof in Trenton by size
With architectural asphalt shingles, priced for Trenton, NJ:
| Size | Average · range |
|---|---|
| A 1,500 sq ft roof$7.78 per sq ft | $11,700$9,000 – $14,300 |
| A 2,000 sq ft roof$7.45 per sq ft | $14,900$11,600 – $18,200 |
| A 3,000 sq ft roof$7.12 per sq ft | $21,400$16,900 – $25,900 |
Some costs stay the same whatever the size — roof measurement and inspection, permit and final inspection, site protection — so a bigger job costs less per unit: $7.12 per sq ft for a 3,000 sq ft roof against $7.78 for a 1,500 sq ft roof.
What a roof replacement in Trenton includes
Line by line, the $14,900 average for a 2,000 sq ft roof breaks down like this: 53% labor, 45% materials and equipment, and $300 in permit fees passed through at cost.
| Line | Low – high |
|---|---|
| Roof measurement and inspection | $80 – $280 |
| Permit and final inspection | $150 – $450 |
| Site protection | $170 – $400 |
| Tear-off to the bare deck (one layer) | $1,450 – $2,250 |
| Dumpster and landfill fees | $360 – $680 |
| Ice and water shield at eaves and valleys | $520 – $810 |
| Synthetic underlayment | $480 – $770 |
| Drip edge | $340 – $590 |
| Starter strip | $190 – $340 |
| Roofing material, delivered | $3,150 – $4,200 |
| Installation labor | $3,400 – $4,750 |
| Valleys | $70 – $120 |
| Ridge and hip cap | $310 – $510 |
| Pipe boots and vent flashing | $250 – $560 |
| Step and wall flashing | $140 – $270 |
| Ridge vent | $220 – $360 |
| Cleanup and magnetic nail sweep | $280 – $510 |
| Warranty registration | $60 – $340 |
Each line is the price book's U.S. rate for that step times Trenton's index of 1.13; permit fees are not scaled.
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What affects roof replacement prices in Trenton
Labor and materials in Trenton
Construction wages in the Trenton area run 24% above the U.S. mean (BLS, May 2025), and materials in its ZIP codes price 3% below the national average. Together they give Trenton a construction cost index of 1.13.
Where Trenton sits in New Jersey
Trenton is the 6th most expensive of the 8 New Jersey cities in our index, against a statewide index of 1.14. Edison is the dearest at 1.19; Cherry Hill is the least expensive at 1.05.
Against the rest of the country
Of the 306 U.S. cities in JobFlex's index, Trenton ranks 65th from the most expensive. The job that averages $14,900 here averages $13,200 at the national rate.
Sales tax in New Jersey
New Jersey's base state sales tax is 6.625%, and cities and counties can add their own. How it applies to a home-improvement contract varies, so ask whether a quote includes it. Prices on this page are before tax.
What a Trenton contractor will ask before quoting
- How many layers come off, and is the decking sound?
- Roof pitch and stories — steep or two-story work adds 15-30% labor
- Ventilation and flashing details (ridge vent, chimney, skylights)
Roof replacement cost in other New Jersey cities
A 2,000 sq ft roof with architectural asphalt shingles averages $14,900 in Trenton; $14,600 in Toms River, $13,900 in Cherry Hill, $15,700 in Edison.
| City | Average · range |
|---|---|
| Toms River, NJ2% less | $14,600$11,400 – $17,900 |
| Cherry Hill, NJ7% less | $13,900$10,800 – $16,900 |
| Edison, NJ5% more | $15,700$12,200 – $19,100 |
| Morristown, NJ4% more | $15,400$12,000 – $18,800 |
| Hackensack, NJ2% more | $15,200$11,800 – $18,500 |
| Jersey City, NJ4% more | $15,600$12,100 – $19,000 |
| Newark, NJ3% more | $15,300$11,900 – $18,600 |
roof replacement price in Trenton: questions
How much does a new roof cost in Trenton, NJ?
About $14,900 for a 2,000 sq ft roof with architectural asphalt shingles, and most Trenton quotes fall between $11,600 and $18,200. That is 13% above the U.S. average, where the same job averages $13,200.
What is the roof price per square foot in Trenton?
$5.82 to $9.09 per sq ft, about $7.45 on average, or $745 per square (100 sq ft), with architectural asphalt shingles. Smaller jobs cost more per unit, because the fixed costs are spread over less.
How much is a 3,000 sq ft roof in Trenton?
$16,900 to $25,900, about $21,400 on average, with architectural asphalt shingles — $7.12 per sq ft.
Do you need a permit for roof replacement in Trenton?
It depends on the city: for a roof replacement some building departments want a permit and some don't, so check with Trenton's. The prices on this page carry $150–$450 for the permit and inspection.
Does the price include sales tax in New Jersey?
No. The prices here are before tax; New Jersey's base state rate is 6.625%, plus any local rate.
What is the cheapest roofing material for roof replacement in Trenton?
3-tab asphalt shingles, at about $13,500 for a 2,000 sq ft roof. Standing-seam metal runs about $34,400.
Other home projects in Trenton
Roof replacement cost in New Jersey
How these prices are built
Every price on this page comes from JobFlex's contractor price book: what a homeowner pays a licensed contractor for each step of the job, as a U.S. national average per unit, with the contractor's overhead and profit included and sales tax left out. The roof replacement is priced step by step, then multiplied by Trenton's construction cost index of 1.13.
The index weighs local construction wages (BLS Occupational Employment and Wage Statistics, May 2025) at 60% and the area's material prices (Craftsman ZIP-area factors) at 40%. Published indices for Trenton, each on its own base: HUD 1.20, Craftsman 1.10. Treat any city figure as about ±5%; a contractor's quote for your house is the number to plan with.
Contractors in Trenton build quotes like these with JobFlex's roof estimator.
- HomeGuide 2026: architectural shingles $400-$600 per square installed, $7,500-$16,000 average roof
- Roof tear-off guides 2026 (SquareDash, RoofingCalculatorHQ): tear-off $1.00-$2.40/sqft incl. dumpster; permit $100-$500