Generator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost WilmingtonGenerator Installation Cost Wilmington

Generator Installation Cost in Wilmington, DE

Detailed pricing guide with local market adjustments and material comparisons

Wilmington Average

$2,250–$11,250

Market Tier

Town

Cost Breakdown

Generator Installation Cost in Wilmington

Town

LowAverageHigh

$2,250$6,750$11,250

Market Tier

Town (0.75x)

Small town with lower labor and material costs

Material Cost Comparison

Generator unit(Budget)

$1,688–$8,438

Automatic transfer switch(Mid-Range)

$2,250–$11,250

Fuel line connections(Premium)

$3,150–$15,750

Factors that affect your cost

Generator size (kW capacity)
Standby vs portable
Automatic transfer switch
Natural gas vs propane vs diesel
Concrete pad installation
Permit and inspection fees
Distance from panel

Get Quotes in Wilmington

Remedy Electric

Dover, DE

(302) 934-1290

Dover Electric Supply Co Inc.

Dover, DE

(302) 674-0115

MAFFIA ELECTRIC

Dover, DE

(302) 612-0473

Summerfield electric

Dover, DE

(302) 592-8413

Founding Member

Premium spot in Wilmington

Ambassador

Lead the Wilmington community

Founding Member

Premium spot in Wilmington

View all 71 electricians in Wilmington →

Wilmington Housing Market

Median Home Price

$305,000

Homes for Sale

Price per Sq Ft

$210

Local Pros

655

Home Service Professionals Near Wilmington

Agents 173Landscapers 82multimedia_specialist 81lender 75Movers 71Roofers 61HVAC Techs 57Flooring 55

Median Household Income

$55,269

Median Home Value

$224,500

Median Rent

$1,187/mo

Homeownership Rate

46%

Population

71,124

Median Year Built

1946

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

Electrical

Generator Installation

Date

April 2026

Cost

$6,750

Vendor

Your local pro

Warranty

10-year material warranty

Wilmington average: $2,250–$11,250

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Generator unitAutomatic transfer switchFuel line connectionsConcrete pad

Warranty Details

10-year material warranty

Auto-Checkup Created

"Generator Test Run" — every 3 months

Added by youApril 2026

Property Health Score

Fair

electrical category +10 pts(65 → 75)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a electrician near me

I found 71 electricians in your area. Here are the top results:

Professionals Found

71 results

Smith & Sons

Connected

electrician

4.9(47)

BookQuote

J&R Home Services

electrician

4.7(23)

From $95/hr

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Add to Property History

electrician

Title:electrician

Category:electrician

Date:2026-04-03

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Cost FAQ

What is the average cost of generator installation in Wilmington?

The average cost of generator installation in Wilmington, DE ranges from $2,250 to $11,250. The final price depends on Generator size (kW capacity), Standby vs portable, Automatic transfer switch.

What factors affect generator installation cost?

Key factors include: Generator size (kW capacity), Standby vs portable, Automatic transfer switch, Natural gas vs propane vs diesel, Concrete pad installation, Permit and inspection fees, Distance from panel. In Wilmington, local labor rates and material availability also influence pricing.

How do I get accurate quotes for generator installation in Wilmington?

Get at least 3 quotes from licensed professionals in Wilmington. Use Fizbo SmartSearch to find and compare local electricians, read reviews, and request estimates — all in one place.

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Generator Installation Cost in Wilmington, DE

Cost Breakdown

Generator Installation Cost in Wilmington

Material Cost Comparison

Get Quotes in Wilmington

Wilmington Housing Market

Track Your Costs

Generator Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

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