--- title: "Deck & Patio Cost in Simi Valley (2026) | Keystone Connect" description: "Deck & patio in Simi Valley, CA: $28–$65 per sq ft for deck and $12–$40 per sq ft for patio. Mid-size: $9k–$25k. Free vetted bids." url: https://keystoneconnect.us/cities/simi-valley/deck-patio updated: 2026-10-27 --- Simi Valley, CA · Conejo Valley & East County # Deck & patio prices in Simi Valley, CA: 2026 ranges A deck & patio in Simi Valley costs $28–$65 per sq ft for deck and $12–$40 per sq ft for patio, with a typical mid-size deck or patio running $9k–$25k. Small projects start around **$4k**; large or high-end work can reach **$55k** or more. Costs in Simi Valley sit near the LA County baseline, shaped by suburban tract housing and hillside wildfire zones. Updated October 2026 Get matchedCost by size Cost (Deck) per sq ft $28–$65 per sq ft Cost (Patio) per sq ft $12–$40 per sq ft ## Deck & Patio Cost by Size in Simi Valley Totals adjusted for the Simi Valley market (1.00× LA County baseline). Ranges include labor, materials, permits, and contractor overhead. Deck & Patio cost by size in Simi Valley, CA | Size | Type | Range | Low | High | | --- | --- | --- | --- | --- | | Small | Patio or small deck | 100–200 sq ft | $4k | $10k | | Medium | Deck or covered patio | 250–450 sq ft | $9k | $25k | | Large | Multi-level or pergola + patio | 500+ sq ft | $22k | $55k | ## What Affects Deck & Patio Cost in Simi Valley? - Material (concrete vs pavers vs composite deck). - Permit (decks over 30" need one). - Cover or pergola. - Drainage. - Hillside / sloped site. - Simi Valley market premium: local pricing reflects suburban tract housing and hillside wildfire zones, which shifts totals about 0% above the LA County baseline. ## Get exact deck & patio bids in Simi Valley Two or three licensed builders who work in Simi Valley, pricing the same scope. Tell us about your project[or call (818) 482-8365](tel:+18184828365) ## Deck & Patio Sub-Type Comparisons ### Concrete Patio vs Paver Patio Concrete patios are the cheapest hard surface at $14–$20/sq ft but crack; pavers cost $25–$45/sq ft, allow individual repair, and add resale appeal in LA. ### Composite Deck vs Wood Deck Composite (Trex/TimberTech) costs $40–$75/sq ft and is maintenance-free for 25+ years; pressure-treated wood is $28–$45/sq ft but needs re-staining every 2–3 years in LA sun. ## How to Get the Best Price on a Deck & Patio in Simi Valley 1. Get line-itemized bids from two or three builders on the same scope; Simi Valley deck & patio pricing commonly varies 10–25% between contractors. 2. Lock major materials and finishes before signing; mid-project change orders are the #1 cost driver on deck & patio jobs. 3. Bid in shoulder seasons (Jan–Mar or Sep–Oct) when Simi Valley contractor schedules are open and rush premiums disappear. 4. Verify CSLB license, insurance, and bond before paying any deposit. California caps deposits at $1,000 or 10% of contract, whichever is less. ## What is a deck & patio? A deck or patio project builds an outdoor living surface: a raised wood or composite deck, or a ground-level patio of concrete, pavers or stone, often with a cover or pergola. ## How to get an accurate price 1. 1.Write down the scope: size, any layout changes, the finish level, and who supplies fixtures and materials. 2. 2.Get bids from two or three licensed builders who work in Simi Valley, all pricing that same deck & patio scope. 3. 3.Line the bids up item by item. Check allowances, permits, exclusions, and whether overhead and profit are shown. 4. 4.Before any deposit, check each builder's CSLB license and insurance. As of 2026, California caps a home improvement down payment at $1,000 or 10% of the contract, whichever is less, according to the Contractors State License Board. Already have a bid? [Grade it in two minutes](https://keystoneconnect.us/grade-my-bid) or read [how to compare quotes](https://keystoneconnect.us/pillars/how-to-read-compare-contractor-quotes). ## Questions about Deck & Patio in Simi Valley ### How much does a deck & patio cost in Simi Valley, CA? + A deck & patio in Simi Valley costs $4k–$55k, with a typical mid-size deck or patio running $9k–$25k. Per-unit pricing falls in the $28–$65 per sq ft for deck and $12–$40 per sq ft for patio range. ### Do I need a permit for a deck & patio in Simi Valley? + Yes for most scopes — the city building department requires permits any time you move plumbing, gas, electrical, or alter structure. Like-for-like cosmetic refreshes generally don't. ### How long does a deck & patio take in Simi Valley? + Plan for 4–14 weeks of construction in Simi Valley depending on size and complexity, plus 2–8 weeks for design, permits, and material lead times. ## Official sources - [Look up a contractor's license on the CSLB website](https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx) - [California home improvement contract requirements (Business and Professions Code §7159)](https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC§ionNum=7159) Need more answers? Visit our [contractor FAQ hub](https://keystoneconnect.us/faq). ## Get Matched with Licensed Simi Valley Contractors Tell us about your deck & patio and we'll line up two or three licensed builders who work in the area. Ventura County overview [See Deck & Patio costs across all Ventura County cities →](https://keystoneconnect.us/cost/ventura-county/deck-patio) ## Related Simi Valley Projects [All projects← Back to Simi Valley](https://keystoneconnect.us/cities/simi-valley)[Simi ValleyKitchen Remodel Cost →](https://keystoneconnect.us/cities/simi-valley/kitchen-remodel)[Simi ValleyBathroom Remodel Cost →](https://keystoneconnect.us/cities/simi-valley/bathroom-remodel)[Simi ValleyADU Construction Cost →](https://keystoneconnect.us/cities/simi-valley/adu) ## Deck & Patio in Nearby Cities [Ventura, CADeck & Patio Cost in Ventura →](https://keystoneconnect.us/cities/ventura/deck-patio)[Camarillo, CADeck & Patio Cost in Camarillo →](https://keystoneconnect.us/cities/camarillo/deck-patio)[Oxnard, CADeck & Patio Cost in Oxnard →](https://keystoneconnect.us/cities/oxnard/deck-patio)