Composite deck cost in Santa Maria, CA
Local estimate from BLS wage data and BEA price levels. Reviewed Nov 4, 2026.
- Typical range (300 sq ft)
- $14,000 – $28,000
- Per sq ft
- $46.50 – $92.50
- before permit
- Versus US midpoint
- +16%
- US $18,100
- Rank of 300 metros
- #17
- 1 = most expensive
Local price for a composite deck in the Santa Maria area: $14,000 to $28,000 for 300 sq ft. The low end is a basic job on easy ground; the high end is a premium spec with harder access. The midpoint runs 16% higher than the US figure. Carpenters earn a median of $36.12 an hour in the Santa Maria area, 24% above the US median of $29.12.
Estimate your composite deck cost
Pick a size, a quality level and where you live. Prices update as you type.
Estimated cost for 300 sq ft in Santa Maria, CA, standard level
$18,200 to $23,800
About $60.50 to $79 per sq ft before permits. Labor is about 63% of the bill.
| Part | Low | High |
|---|---|---|
| Materials | $6,550 | $8,600 |
| Labor | $11,500 | $15,100 |
| Permits and fees | $85 | $130 |
| Total | $18,200 | $23,800 |
Cost breakdown for 300 sq ft in Santa Maria, CA
| Part of the job | Low | Midpoint | High | Share |
|---|---|---|---|---|
| Materials | $5,050 | $7,550 | $10,100 | 36% |
| Labor | $8,850 | $13,300 | $17,700 | 63% |
| Permits and fees | $55 | $110 | $160 | 1% |
| Total | $14,000 | $21,000 | $28,000 | 100% |
Where the Santa Maria price comes from
Labor is 63% of the midpoint bill here, against 60% nationally. The mix of trades behind this job is carpenters (80%), construction laborers (20%). We weight each trade's local median wage by that share and compare it with the national median. In Santa Maria the blended ratio comes out at 1.23.
Materials are scaled with BEA's regional price parity for goods. Santa Maria is at 105.2 against 100 for the US, so a materials line of $7,200 nationally becomes $7,550 here (midpoint, 300 sq ft). Permits follow the all-items index of 108.8: $55 to $160.
Composite deck: what moves the price in Santa Maria
Engineering
Large or complex decks may need a structural engineer at $100-$220 an hour to get a permit.
Board grade
Composite materials run $16-$32 per sq ft and the installed price is $40-$80 per sq ft, including the substructure (HomeGuide).
Labor
Labor for composite is $24-$48 per sq ft, higher than wood because the boards need extra parts and more careful assembly.
Santa Maria against nearby metros and the rest of California
Contractors rarely work more than an hour or two from home, so the neighboring metros set a rough ceiling and floor for your quotes. Midpoints for 300 sq ft range from $19,000 to $21,500 across Santa Maria and its five closest metros.
| Area | Range | Midpoint | vs. here |
|---|---|---|---|
| Santa Maria, CAthis page | $14,000 – $28,000 | $21,000 | |
| Oxnard, CA55 miles | $13,900 – $28,000 | $20,900 | level |
| San Luis Obispo, CA65 miles | $14,300 – $28,600 | $21,500 | +2% |
| Bakersfield, CA95 miles | $13,100 – $26,300 | $19,700 | −6% |
| Los Angeles, CA110 miles | $14,200 – $28,400 | $21,300 | +2% |
| Visalia, CA135 miles | $12,700 – $25,400 | $19,000 | −9% |
| California (statewide) | $14,200 – $28,500 | $21,300 | +2% |
| United States | $12,100 – $24,200 | $18,100 | −14% |
Out of the 300 metros we cover, Santa Maria ranks #17 for the cost of this job (#1 is the most expensive). Statewide, Santa Maria is 2% below the California figure.
Elsewhere in California
| Metro | Size | Range | Midpoint | vs. here |
|---|---|---|---|---|
| Los Angeles, CA | 6,271,560 jobs | $14,200 – $28,400 | $21,300 | +2% |
| San Francisco, CA | 2,373,920 jobs | $16,000 – $32,000 | $24,000 | +14% |
| Riverside, CA | 1,716,760 jobs | $13,500 – $27,000 | $20,200 | −3% |
| San Diego, CA | 1,538,060 jobs | $13,900 – $27,900 | $20,900 | level |
| San Jose, CA | 1,134,970 jobs | $14,800 – $29,700 | $22,300 | +6% |
| Sacramento, CA | 1,080,590 jobs | $14,000 – $28,100 | $21,100 | level |
Metros of a similar size
Big cities and small ones price differently, so here is Santa Maria against the 4 metros with the closest total employment.
| Metro | Size | Range | Midpoint | vs. here |
|---|---|---|---|---|
| Springfield, MA | 201,240 jobs | $13,800 – $27,700 | $20,700 | −1% |
| Manchester, NH | 199,560 jobs | $12,000 – $24,100 | $18,100 | −14% |
| Santa Rosa, CA | 205,260 jobs | $14,600 – $29,300 | $21,900 | +5% |
| Savannah, GA | 198,360 jobs | $10,100 – $20,200 | $15,200 | −28% |
The best months for composite deck in Santa Maria
Climate numbers on this page come from NOAA's 1991-2020 U.S. Climate Normals at the nearest suitable station, Santa Maria Public Ap (5 miles from the city center). They are 30-year averages, so any one year can run hotter, colder or wetter.
Weather is not a serious constraint for exterior installation in Santa Maria: no month in the averages is cold enough (an average daytime high under 45°F) or hot enough (an average daytime high of 90°F or more) to rule it out, so the workable window is all year.
Santa Maria gets about 13 inches of precipitation in a normal year. The wettest months are January, February and March (2.9 inches in February). The station averages about 6 days a year at 90°F or above.
We do not adjust the estimate by month, because we have no reliable published data on seasonal pricing. It is still worth asking contractors whether an off-peak start date changes their bid.
| Month | Avg high °F | Avg low °F | Precip (in) | For this job |
|---|---|---|---|---|
| Jan | 65 | 41 | 2.7 | Workable |
| Feb | 65 | 43 | 2.9 | Workable |
| Mar | 66 | 44 | 2.6 | Workable |
| Apr | 68 | 45 | 0.9 | Workable |
| May | 69 | 49 | 0.4 | Workable |
| Jun | 71 | 52 | 0.1 | Workable |
| Jul | 73 | 55 | 0.0 | Workable |
| Aug | 74 | 55 | 0.0 | Workable |
| Sep | 75 | 54 | 0.1 | Workable |
| Oct | 75 | 50 | 0.5 | Workable |
| Nov | 70 | 44 | 1.1 | Workable |
| Dec | 64 | 40 | 2.0 | Workable |
Pick a size, pick a tier: composite deck pricing in Santa Maria
The cited range is split into basic, standard and premium bands, then scaled to Santa Maria. Bands overlap, because plenty of standard jobs cost as much as a light premium one. Sizes run from 10x12 (120 sq ft) to 20x20 (400 sq ft).
Basic
$14,000 to $19,600
Entry-level composite boards, low deck, simple shape
Standard
$18,200 to $23,800
Mid-grade capped boards with railing and stairs
Premium
$22,400 to $28,000
Premium capped or PVC boards, multi-level, hidden fasteners
| Size | Basic | Standard | Premium |
|---|---|---|---|
| 10x12 (120 sq ft) | $5,600 – $7,900 | $7,300 – $9,600 | $9,000 – $11,300 |
| 12x12 (144 sq ft) | $6,750 – $9,450 | $8,750 – $11,500 | $10,800 – $13,500 |
| 16x20 (320 sq ft) | $14,900 – $20,900 | $19,400 – $25,400 | $23,900 – $29,800 |
| 20x20 (400 sq ft) | $18,600 – $26,100 | $24,200 – $31,700 | $29,800 – $37,300 |
Add-ons priced for Santa Maria
Add-ons start from national price ranges and are scaled by 1.14 for Santa Maria, which is the average of the area's wage index (1.23) and goods price index (1.05). The estimator above can add them to your total.
| Add-on | Local range |
|---|---|
| Add a deck railing (approx. 0.3 ft per sq ft) | $2,050 – $6,150 |
Related projects, priced for Santa Maria
Jobs that often go together with composite deck are priced below at their usual sizes, using the same Santa Maria wage and price inputs. Compared with national midpoints, wood deck comes out highest (+13%) and gutters lowest (+9%); the gap comes from the trades each job uses.
| Project | Size | Range | vs. US |
|---|---|---|---|
| Wood deck | 300 sq ft | $8,550 – $17,100 | +13% |
| Concrete patio | 300 sq ft | $1,350 – $4,400 | +10% |
| Paver patio | 300 sq ft | $3,300 – $6,000 | +10% |
| Gutters | 160 linear ft | $1,400 – $4,550 | +9% |
Who does the work: Santa Maria trade wages
The labor line is built from BLS wage data, one trade at a time. This job draws on 2 trades. We compare each trade's local median with the US median, weight the ratios by how much of the job each trade does, and apply the blend to the national labor cost. For Santa Maria the blend is 1.23.
Carpenters (47-2031), 80% of the weighting: a median of $36.12 an hour, 24% above the US median of $29.12. The middle half of them earn between $28.00 and $40.21 an hour. About 1,100 work in the metro. That is 54.8 per 10,000 jobs, compared with 43.1 nationally, which suggests plenty of local crews to bid.
For construction laborers (47-2061, weighted 20%) the local median is $26.99 an hour, which is 19% above the national $22.66. The middle half of them earn between $22.80 and $32.79 an hour. BLS counts 1,150 of them working in the area, 57.3 for every 10,000 jobs (US: 70.5), so the local bench is thinner than average.
A quick sensitivity check: moving the lead trade (carpenters) from the median to the 75th percentile wage adds about $1,200 to the midpoint estimate; the 25th percentile takes off about $2,400. That is a swing of roughly 11.5% to 5.8% of the total, which is useful for judging whether a bid reflects wages or something else, such as scope or margin.
Santa Maria-Santa Barbara has 200,760 jobs in total (BLS, May 2025), ranking 114th by size among the 300 metros on this site.
| Trade | Weight | 25th pct | Median | 75th pct | US median | Ratio | Level used |
|---|---|---|---|---|---|---|---|
| Carpenters (47-2031) | 80% | $28.00 | $36.12 | $40.21 | $29.12 | 1.24 | metro |
| Construction laborers (47-2061) | 20% | $22.80 | $26.99 | $32.79 | $22.66 | 1.19 | metro |
| Blended | 100% | 1.23 | |||||
Get 3 local quotes
Tell us about the job and we will try to connect you with up to three local contractors for written quotes. It is free and you are under no obligation to hire. Your estimate of $18,200 to $23,800 for Santa Maria, CA is attached.
Detailed composite deck report for Santa Maria, CA, $9
The report lays out the composite deck numbers for Santa Maria, CA line by line, with the local wage and price inputs, permit and timing notes, a quote comparison sheet and the full method. Save your estimate above, preview page 1 free, and unlock the full report for $9 one-time, or get every report with CostLocal Pro.
Composite deck in Santa Maria: your questions
+How much does it cost to build a composite deck in Santa Maria?
For 300 sq ft, expect $14,000 to $28,000 in the Santa Maria area. A standard-spec job lands at $18,200 to $23,800. Small jobs usually cost more per sq ft and large ones less.
+What is the price per sq ft for composite deck in Santa Maria?
About $46.50 to $92.50 per sq ft for materials and labor, plus $55 to $160 for the permit if one is needed. The US range is $40 to $80.
+Is composite deck cheaper in Santa Maria or Oxnard?
Oxnard is 55 miles away. The midpoint for 300 sq ft there is $20,900, which is 0% less than Santa Maria ($21,000). Wage and materials indexes both feed that gap.
+How much of the bill is labor in Santa Maria?
About 63% at the midpoint, or $13,300 out of $21,000. Materials are 36% and permits 1%. Nationally, labor is 60%.
+What would 16x20 (320 sq ft) cost in Santa Maria?
$14,900 to $29,800. Pick a different size in the estimator above to get your own number.
+Does composite deck need a permit in Santa Maria?
Often, but rules are set by your city or county building office, so call before you hire. Budget $55 to $160 for fees in the Santa Maria area (our national range of $50 to $150 scaled by the local price level).
+Is Santa Maria expensive for composite deck compared with the rest of California?
Santa Maria is 2% below the California statewide estimate ($21,300 at the midpoint). We cover 23 metros in California; see the state page to compare them.
+What do carpenters earn in Santa Maria?
The BLS median is $36.12 an hour in the Santa Maria area, compared with $29.12 nationally. The 25th to 75th percentile range is $28.00 to $40.21.
+What do basic and premium composite deck work cost in Santa Maria?
For 300 sq ft, basic work runs $14,000 to $19,600 and premium work $22,400 to $28,000. Basic means: entry-level composite boards, low deck, simple shape. Premium means: premium capped or PVC boards, multi-level, hidden fasteners.
+Is there a bad season to build a composite deck in Santa Maria?
Not from a temperature point of view. NOAA's 1991-2020 normals show no month with a freezing-level overnight low or a 90°F-plus average high, so timing is mostly about contractor availability and rain.
+What does "add a deck railing" add in Santa Maria?
$2,050 to $6,150 for 300 sq ft, from a national range scaled by the local wage and goods indexes.
Composite deck near Santa Maria
Where these numbers come from
Base prices are national ranges from the sources below. We scale labor by local BLS wages, materials by BEA goods prices and permits by the BEA all-items price level. Full method on the methodology page.
- HomeGuide: How Much Does Composite Decking Cost? (2026) (accessed November 4, 2026)
- HomeGuide: 2026 Building Permit Costs | Fees & Cost Calculator (accessed November 4, 2026)
- BLS Occupational Employment and Wage Statistics, May 2025
- BEA Regional Price Parities, 2024
- NOAA NCEI U.S. Climate Normals, 1991-2020