HOA Reserve Component Library

Typical useful lives and national 2026 replacement-cost ranges for the 60 components most HOA reserve studies track — from asphalt shingle roofs (18–30 years) to pool resurfacing (8–12 years). Every entry is verified against at least two published sources and feeds directly into our free reserve calculator.

Last verified 2026-07-06

Roofing

Asphalt Shingle Roof

Useful life
18–30 yrs
Typical cost
~$500
Basis
per square (100 sq ft)
Life, costs & budgeting

Concrete & Clay Tile Roof

Useful life
40–75 yrs
Typical cost
~$1,450
Basis
per square (100 sq ft)
Life, costs & budgeting

Standing-Seam Metal Roof

Useful life
40–70 yrs
Typical cost
~$1,400
Basis
per square (100 sq ft)
Life, costs & budgeting

Flat Roof (TPO/PVC Membrane)

Useful life
15–25 yrs
Typical cost
~$10
Basis
per sq ft
Life, costs & budgeting

Modified Bitumen / Built-Up Roof

Useful life
15–25 yrs
Typical cost
~$9
Basis
per sq ft
Life, costs & budgeting

Wood Shake Roof

Useful life
20–40 yrs
Typical cost
~$1,200
Basis
per square (100 sq ft)
Life, costs & budgeting

Paving & Concrete

Asphalt Pavement Overlay

Useful life
15–25 yrs
Typical cost
~$3
Basis
per sq ft
Life, costs & budgeting

Asphalt Sealcoating

Useful life
3–5 yrs
Typical cost
~$0
Basis
per sq ft
Life, costs & budgeting

Parking Lot Striping & Signage

Useful life
2–4 yrs
Typical cost
~$13
Basis
per parking space
Life, costs & budgeting

Concrete Sidewalk Replacement

Useful life
25–40 yrs
Typical cost
~$15
Basis
per sq ft
Life, costs & budgeting

Concrete Curbs & Gutters

Useful life
25–40 yrs
Typical cost
~$23
Basis
per linear ft
Life, costs & budgeting

Interlocking Paver Walkways

Useful life
25–40 yrs
Typical cost
~$15
Basis
per sq ft
Life, costs & budgeting

Painting & Coatings

Exterior Painting (Stucco)

Useful life
7–12 yrs
Typical cost
~$3
Basis
per sq ft
Life, costs & budgeting

Exterior Painting (Siding & Trim)

Useful life
5–10 yrs
Typical cost
~$3
Basis
per sq ft
Life, costs & budgeting

Wrought Iron & Metal Fence Painting

Useful life
5–10 yrs
Typical cost
~$9
Basis
per linear ft
Life, costs & budgeting

Parking Garage Traffic Coating

Useful life
5–10 yrs
Typical cost
~$8
Basis
per sq ft
Life, costs & budgeting

Balcony & Walkway Waterproof Coating

Useful life
5–10 yrs
Typical cost
~$7
Basis
per sq ft
Life, costs & budgeting

Building Exterior

Vinyl Siding Replacement

Useful life
25–40 yrs
Typical cost
~$8
Basis
per sq ft
Life, costs & budgeting

Fiber Cement Siding Replacement

Useful life
30–50 yrs
Typical cost
~$11
Basis
per sq ft
Life, costs & budgeting

Stucco Repair & Restoration

Useful life
15–30 yrs
Typical cost
~$19
Basis
per sq ft
Life, costs & budgeting

Common-Area Window Replacement

Useful life
25–40 yrs
Typical cost
~$1,000
Basis
per window
Life, costs & budgeting

Wood Balcony & Deck Structural Rebuild

Useful life
15–25 yrs
Typical cost
~$90
Basis
per sq ft
Life, costs & budgeting

Gutters & Downspouts

Useful life
20–30 yrs
Typical cost
~$11
Basis
per linear ft
Life, costs & budgeting

Exterior Steel Stairs & Railings

Useful life
25–40 yrs
Typical cost
~$8,000
Basis
per flight (typical)
Life, costs & budgeting

Mechanical & Utilities

Elevator Modernization

Useful life
20–30 yrs
Typical cost
~$195,000
Basis
per elevator
Life, costs & budgeting

HVAC Rooftop Package Unit

Useful life
15–25 yrs
Typical cost
~$19,000
Basis
per unit (per ton noted)
Life, costs & budgeting

Central Boiler Replacement

Useful life
20–30 yrs
Typical cost
~$37,500
Basis
per boiler
Life, costs & budgeting

Central Water Heater

Useful life
10–15 yrs
Typical cost
~$6,750
Basis
per unit
Life, costs & budgeting

Domestic Water Booster Pump

Useful life
10–20 yrs
Typical cost
~$9,500
Basis
per pump
Life, costs & budgeting

Emergency Generator

Useful life
20–30 yrs
Typical cost
~$52,500
Basis
per generator
Life, costs & budgeting

Common-Area Plumbing Repipe

Useful life
40–60 yrs
Typical cost
~$5,500
Basis
per unit (residential)
Life, costs & budgeting

Electrical Panels & Switchgear

Useful life
30–50 yrs
Typical cost
~$30,000
Basis
per building (typical)
Life, costs & budgeting

Pool & Spa

Pool Resurfacing (Replaster)

Useful life
8–12 yrs
Typical cost
~$16,500
Basis
per pool (typical HOA pool)
Life, costs & budgeting

Pool Heater

Useful life
8–12 yrs
Typical cost
~$5,250
Basis
per heater
Life, costs & budgeting

Pool Pumps & Filtration Equipment

Useful life
8–15 yrs
Typical cost
~$6,250
Basis
per equipment set
Life, costs & budgeting

Pool Deck Resurfacing

Useful life
10–15 yrs
Typical cost
~$8
Basis
per sq ft
Life, costs & budgeting

Spa / Hot Tub Renovation

Useful life
8–12 yrs
Typical cost
~$9,500
Basis
per spa
Life, costs & budgeting

Pool Furniture

Useful life
5–10 yrs
Typical cost
~$9,500
Basis
per furniture set (typical)
Life, costs & budgeting

Recreation & Amenities

Playground Equipment

Useful life
15–20 yrs
Typical cost
~$47,500
Basis
per playground (typical)
Life, costs & budgeting

Tennis Court Resurfacing

Useful life
4–8 yrs
Typical cost
~$8,000
Basis
per court
Life, costs & budgeting

Pickleball Court Resurfacing

Useful life
4–8 yrs
Typical cost
~$6,750
Basis
per court
Life, costs & budgeting

Basketball / Sport Court Resurfacing

Useful life
5–10 yrs
Typical cost
~$9,500
Basis
per court
Life, costs & budgeting

Fitness Center Equipment

Useful life
5–10 yrs
Typical cost
~$32,500
Basis
per equipment set (typical)
Life, costs & budgeting

Clubhouse Interior Renovation

Useful life
10–20 yrs
Typical cost
~$80
Basis
per sq ft
Life, costs & budgeting

Clubhouse Kitchen & Appliances

Useful life
10–20 yrs
Typical cost
~$47,500
Basis
per kitchen (typical)
Life, costs & budgeting

Grounds & Site

Wood Fence Replacement

Useful life
15–25 yrs
Typical cost
~$48
Basis
per linear ft
Life, costs & budgeting

Vinyl Fence Replacement

Useful life
20–30 yrs
Typical cost
~$55
Basis
per linear ft
Life, costs & budgeting

Wrought Iron / Aluminum Fence Replacement

Useful life
25–40 yrs
Typical cost
~$58
Basis
per linear ft
Life, costs & budgeting

Retaining Wall Repair & Replacement

Useful life
20–50 yrs
Typical cost
~$43
Basis
per sq ft of face
Life, costs & budgeting

Entry Monument & Signage

Useful life
20–30 yrs
Typical cost
~$21,500
Basis
per monument
Life, costs & budgeting

Cluster Mailboxes (CBUs)

Useful life
15–25 yrs
Typical cost
~$3,250
Basis
per unit (8-16 doors)
Life, costs & budgeting

Irrigation System

Useful life
15–25 yrs
Typical cost
~$1,050
Basis
per zone
Life, costs & budgeting

Site & Street Lighting

Useful life
20–30 yrs
Typical cost
~$4,000
Basis
per pole/fixture
Life, costs & budgeting

Access & Safety

Vehicle Entry Gate & Operators

Useful life
8–15 yrs
Typical cost
~$4,750
Basis
per gate operator
Life, costs & budgeting

Access Control System (Fobs & Keypads)

Useful life
7–12 yrs
Typical cost
~$9,500
Basis
per system (typical)
Life, costs & budgeting

Security Camera System

Useful life
5–10 yrs
Typical cost
~$9,500
Basis
per system (typical)
Life, costs & budgeting

Fire Alarm Panel & System

Useful life
10–15 yrs
Typical cost
~$37,500
Basis
per building (typical)
Life, costs & budgeting

Seawall / Bulkhead

Useful life
30–50 yrs
Typical cost
~$650
Basis
per linear ft
Life, costs & budgeting

Interiors

Common-Area Carpet & Flooring

Useful life
7–12 yrs
Typical cost
~$45
Basis
per sq yd
Life, costs & budgeting

Common-Area Interior Painting

Useful life
5–8 yrs
Typical cost
~$4
Basis
per sq ft
Life, costs & budgeting

How this data is compiled

Useful-life ranges follow standard reserve-study component tables (including HUD's estimated useful life table and published reserve-study firm data); cost ranges are 2026 national figures cross-checked against at least two published cost guides per component. Each page lists its sources and last-verified date. National ranges only — regional premiums are noted but your local bids govern. This library is informational, not engineering advice, and is not a substitute for a professional reserve study.

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