Key Largo, FL Utility & Living Guide

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Key Largo, FL Utility & Living Guide

Key Largo is an unincorporated area and census-designated place in Monroe County, Florida, United States, located on the island of Key Largo in the upper Florida Keys. The population was 12,447 at the 2020 census, up from 10,433 in 2010.

Last updated: July 8, 2026
Total Utilities$310/mo
1BR Rent$1659/mo
Sales Tax7.5%
COL Index110 (+10% above national average)
Family Score7/10
Median Home$595,500
📷 Live Cameras — Key Largo
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🌤️ Live Weather — Key Largo
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Living in Key Largo, summers are hot, with Aug highs around 86.0°F, while winters stay mild, with Jan lows rarely below 68.1°F. At just 0 heating degree days per year, home heating costs are minimal. The area receives 42.3 inches of rainfall per year. Within 5 miles: 7 parks, 1 grocery, 16 dining spots and 1 school. For hospital care, the nearest facility is in a neighboring city. Median household income: $74,239. With a 9.8% poverty rate and 75.7% homeownership, the community reflects a stable residential mix. Nearby cities: Florida City (25mi N), Homestead (27mi N), Leisure City (28mi N). Air quality is Good — avg AQI 49 over the past week.
📍 City Briefing
Living in Key Largo, summers are hot, with Aug highs around 86.0°F, while winters stay mild, with Jan lows rarely below 68.1°F. At just 0 heating degree days per year, home heating costs are minimal. The area receives 42.3 inches of rainfall per year. Within 5 miles: 7 parks, 1 grocery, 16 dining spots and 1 school. For hospital care, the nearest facility is in a neighboring city. Median household income: $74,239. With a 9.8% poverty rate and 75.7% homeownership, the community reflects a stable residential mix. Nearby cities: Florida City (25mi N), Homestead (27mi N), Leisure City (28mi N). Air quality is Good — avg AQI 49 over the past week.
⚠️ Natural Hazard History — Key Largo
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💰 Budget Calculator
🔌 Utilities
🏠 Housing
📊 Cost of Living
💰 Taxes
👨‍👩‍👧 Families
🧮 Tools

Monthly Utility Costs

⚡ Electric

$150/mo

Florida Keys Electric Cooperative
🔥 Gas

N/A - Electric only
💧 Water

$60/mo

Florida Keys Aqueduct Authority
🗑️ Garbage

$30/mo

Monroe County Solid Waste Management
📶 Internet

$70/mo

Combined Average Overhead$310/month

Housing Market

Rent & Property
1 Bedroom$1659/mo
2 Bedrooms$1844/mo
3 Bedrooms$2305/mo
Median Home Price$595,500
Property Tax Rate1.1%
Avg Childcare/mo$950

The housing market in Key Largo is competitive, with high demand for waterfront properties. Prices have been rising due to limited inventory and the area’s popularity as a vacation destination.

Cost of Living

Overall COL Index

110

US national avg = 100
vs National Avg

+10% above national average

Groceries

105

Transportation

95

Healthcare

102

Childcare/mo

$950

Tax Rates

Tax Overview
Total Sales Tax7.5%
Property Tax Rate1.1%
<p>State 6% + County 1% + City 0.5%</p>

Florida has no state income tax.

Family & Relocation

Family Vibe Score
7/10
Safety Index

55

Higher = safer
School Rating

7/10

GreatSchools avg
Avg Childcare

$950/mo

City Pulse

Population Trend
+3% (growing)
Political Climate
Purple, with a mix of conservative and liberal voters.
Business Momentum
Moderate, with key industries in tourism, fishing, and marine services.
Top Local Concerns
Hurricane preparedness, affordable housing, traffic congestion
🚌 Transit for Families

Public transit is limited; most families rely on cars, but sidewalks are generally accessible.

🎡 Top Kid Attractions
  • 🎯
    John Pennekamp Coral Reef State Park
  • 🎯
    Dolphins Plus Bayside
  • 🎯
    Florida Keys Wild Bird Rehabilitation Center

Best Neighborhoods for Families

Ocean Reef Club and Rock Harbor are popular for families, offering good schools and community amenities. Tavernier is also family-friendly with more affordable options.

Household Budget Calculator

Estimate your real monthly cost of living in Key Largo based on your household profile.

📰 Live Local News

Key Largo has strict building codes due to hurricane risks, and short-term rental regulations are enforced.

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📊 Key Largo — Census & Demographic Data

Official data from the US Census Bureau, American Community Survey.

💰 Median Household Income
$74,239
👤 Median Age
52.0
🏠 Homeownership Rate
75.7%
🔑 Renter Rate
24.3%
📉 Poverty Rate
9.8%
💼 Unemployment Rate
5.2%
📡 Internet Access
83.0%
🎓 College Educated
30.0%

☀️ Seasonal Utility Costs

Electricity costs peak in summer due to high AC usage. Water usage remains steady year-round with slight increases in dry seasons.

🏛️ Local Tax Details

Key ZIP 33037: Property tax millage rate 1.1%, no local surtaxes specific to Key Largo.

👶 Family & Stroller Friendliness

6/10: Sidewalks are decent but uneven in some areas, parks are accessible, and family infrastructure is improving.

📍 Key Largo City Stories

Key Largo, Florida — City Overview

Living in Key Largo, summers are hot, with Aug highs around 86.0°F, while winters stay mild, with Jan...

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