Fence Estimate Calculator

Get a comprehensive fence project estimate by entering your yard dimensions. This calculator computes the total perimeter, materials, labor, and cost for your entire fencing project.

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Low Estimate
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High Estimate
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Fence Estimate Overview

A fence estimate provides a comprehensive budget projection for your fencing project based on the total perimeter to be fenced, the type of fencing material selected, and the number of gates required. Unlike a simple cost-per-foot calculation, a proper estimate accounts for corner posts, gate posts and hardware, concrete for post setting, terrain adjustments, and permit costs. This calculator uses industry-standard pricing to give you a realistic mid-range estimate with low and high bounds.

Most residential fence projects involve fencing three sides of a backyard (the fourth side being the house), though some projects require all four sides. Measuring each side individually rather than using a simple perimeter formula ensures accuracy, especially when yards are not perfectly rectangular. Always add 5-10% to your length measurements to account for survey inaccuracies and layout adjustments.

Estimation Formula

Total Perimeter = Side 1 + Side 2 + Side 3 + Side 4
Estimate = (Perimeter × Cost/LF) + (Gates × Gate Cost) + Permit

The cost per linear foot includes both materials and labor for professional installation. Gate costs include the gate frame, hardware, and additional post. A permit allowance of $75 is included in the estimate. The low estimate uses 80% of the mid-range price, while the high estimate uses 125% to account for site complexity, premium materials, or higher regional pricing.

Cost Factors

FactorImpactAdded Cost
Old fence removalModerate$3-5 per linear foot
Sloped terrainModerate10-20% premium
Rocky soilHigh$5-10 per post hole
Corner/end posts (6x6)Low$5-10 extra per post
Permit feesLow$25-100 flat fee
Survey / property lineVariable$200-500 one-time

Regional Price Variations

Fence installation costs vary significantly by region due to differences in labor rates, material availability, and building code requirements. Coastal areas and major metropolitan regions typically see 20-40% higher costs compared to the national average. Midwest and Southern states generally offer the most competitive pricing. Always obtain local quotes for the most accurate estimate for your specific project and region.

Worked Example

A three-sided backyard fence: 80 ft + 50 ft + 80 ft = 210 ft of wood privacy fencing with 2 gates:

Perimeter = 80 + 50 + 80 = 210 ft
Fence cost = 210 × $30/ft = $6,300
Gates = 2 × $400 = $800
Permit = $75
Mid estimate = $7,175
Low = $5,740 | High = $8,969

Frequently Asked Questions

How accurate are online fence estimates?

Online fence estimates provide a useful budget range, typically within 15-25% of actual costs for standard installations. Factors that can push costs outside this range include unusual terrain, difficult soil conditions, extensive old fence removal, and regional price spikes due to seasonal demand. For the most accurate estimate, request in-person quotes from at least three local contractors.

Should I fence three or four sides of my yard?

Most homeowners fence three sides of the backyard, with the house serving as the fourth boundary. Fencing all four sides is common for dog owners, homes without attached garages, corner lots, and properties with side yards that need enclosure. Some HOAs and municipalities require full perimeter fencing.

When is the best time to install a fence?

Late spring and early fall offer the best conditions for fence installation -- moderate temperatures, lower ground moisture, and typically shorter contractor wait times. Summer is peak season, meaning longer lead times and potentially higher prices. Winter installation is possible in mild climates but should be avoided where the ground freezes, as frozen soil makes post hole digging extremely difficult.

What should a fence estimate include?

A professional fence estimate should itemize: materials (posts, rails, pickets/panels, concrete, fasteners), labor, gate hardware, post caps, old fence removal if applicable, permit fees, and any grading or site preparation. Beware of estimates that seem too good to be true -- they often exclude concrete, gates, or cleanup costs that appear as surprise charges later.