Do I need a building permit for roof replacement in Walworth County, WI?

Yes. In Walworth County, residential roof replacement projects typically require a building permit to ensure compliance with the statewide residential building code and structural safety standards.

What is the average cost of a permit in Walworth County?

The baseline permit fee in Walworth County averages approximately $190.98, depending on square footage, estimated valuation, and inspection requirements.

What is the median labor wage for contractors in Walworth County?

According to Bureau of Labor Statistics (BLS) data, the median hourly labor wage in this region is $28.92 per hour, with local home age averaging 48 years.

ZIP CODE: 53191 Williams Bay, WI • Walworth County 2026 Verified Municipal Rules

Williams Bay, WI (ZIP 53191) Permit & Cost Guide

Comprehensive residential building permits, official municipal inspection guidelines, and localized construction wage benchmarks for property owners and licensed contractors in ZIP 53191 (Williams Bay, Walworth County).

Permit Authority

Walworth County Building Inspections & Permits

(800) 555-0171

Base Permit Fee

$190.98

Municipal Filing Baseline

Local Trade Wage

$28.92/hr

+9.1% vs US Median

Avg Home Vintage

48 Yrs

Built Circa 1978

Project Permit Guides Available for ZIP 53191

Select project for specialized walkthrough

🏠 53191 Ready

Roof Replacement

Official inspection thresholds, BLS trade costs ($28.92/hr), and Williams Bay municipal code requirements.

Fee: $190.98 Open Guide →

❄️ 53191 Ready

HVAC System Installation

Official inspection thresholds, BLS trade costs ($32.39/hr), and Williams Bay municipal code requirements.

Fee: $136.42 Open Guide →

⚡ 53191 Ready

Electrical Panel Upgrade

Official inspection thresholds, BLS trade costs ($34.13/hr), and Williams Bay municipal code requirements.

Fee: $120.05 Open Guide →

Live Cost Calculator • ZIP 53191 (Williams Bay)

Calculated using Walworth County BLS labor index ($28.92/hr) and local building code tiers.

2026 Interactive Cost Estimator

Walworth County Roof Replacement Calculator

Calibrated with BLS OEWS trade wages ($28.92/hr) and local municipal permit fees.

Estimated Project Total

Estimated Bid: $0 - $0

Project Size Presets 1 Square = 100 Sq. Ft.

Exact Project Size: 22 Squares --

10 Squares 30 Squares 50 Squares

Material / Efficiency Grade

Architectural Shingles

30-Year Standard ($185/sq)

3-Tab Asphalt Economy

Budget Option ($138/sq)

Standing Seam Metal

Premium Lifetime ($435/sq)

Material / Hardware

Shingles, underlayment, flashing & ventilation

Trade Labor

28.92/hr BLS × 3 hrs/sq (1.15x decking restoration)

Municipal Permit Fee

$190.98

Walworth County Regulatory Tier

Local Estimation Methodology: Calculated dynamically from official BLS wage rate ($28.92/hr) for Walworth County tradesmen. Properties with a median age of 48 years factor in a 1.15× vintage multiplier to account for potential structural retrofits and legacy code reconciliation.

ZIP 53191 Inspection Boundary & Map

Williams Bay, WI • Lat: 42.6913° N, Lng: -88.6350° W

Google Maps →

Local Permitting Protocol for Williams Bay, WI (ZIP 53191):

Properties in ZIP 53191 fall under the direct jurisdiction of Walworth County Building Inspections & Permits. Whether completing a roof tear-off, central AC replacement, or 200-amp electrical panel installation, state and local building codes require licensed contractors to pull permits prior to commencing structural or mechanical work.

ZIP 53191 Actions

Base Permit Fee

$190.98

Call (800) 555-0171

Walworth County Building Inspections & Permits

Phone: (800) 555-0171

Jurisdiction: Walworth County

ZIP Code: 53191

Visit Official Portal →

Nearby ZIPs in Walworth County

Link Equity

Explore building permit benchmarks in neighboring areas:

# 53114 (Darien) # 53115 (Delavan) # 53120 (East Troy) # 53121 (Elkhorn) # 53125 (Fontana) # 53128 (Genoa City) # 53138 (Honey Creek) # 53147 (Lake Geneva) # 53148 (Lyons) # 53157 (Pell Lake) # 53176 (Springfield) # 53184 (Walworth) # 53190 (Whitewater) # 53195 (Zenda) # 53585 (Sharon) # 57420 (Akaska)

Frequently Asked Questions for ZIP 53191 (Williams Bay)

Do I need a building permit in ZIP 53191 for a roof or HVAC replacement?

Yes. Under the municipal building regulations of Walworth County, any major structural work such as roof replacement, whole-home HVAC installation, or electrical panel upgrades exceeding minimum valuation thresholds requires a certified building permit.

What is the median labor wage for contractors serving ZIP 53191?

According to the latest Bureau of Labor Statistics (BLS) OEWS data for this metropolitan division, the median trade wage is $28.92/hour, which is +9.1% compared to the national average.

Where do I submit my permit application for Williams Bay?

Applications can be submitted directly through Walworth County Building Inspections & Permits by calling (800) 555-0171 or visiting their official municipal permitting portal.