Home addition cost in Bremerton, WA
Local estimate from BLS wage data and BEA price levels. Reviewed Nov 4, 2026.
- Typical range (300 sq ft)
- $42,400 – $85,800
- Per sq ft
- $139 – $279
- before permit
- Versus US midpoint
- +11%
- US $57,500
- Rank of 300 metros
- #38
- 1 = most expensive
Bremerton homeowners pay roughly $42,400 to $85,800 to build a home addition at 300 sq ft, or $139 to $279 per sq ft (permit not included). Against the US midpoint, Bremerton is 11% higher. Carpenters earn a median of $31.25 an hour in the Bremerton area, 7% above the US median of $29.12.
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Estimated cost for 300 sq ft in Bremerton, WA, standard level
$55,400 to $72,700
About $181 to $237 per sq ft before permits. Labor is about 68% of the bill.
| Part | Low | High |
|---|---|---|
| Materials | $16,400 | $21,400 |
| Labor | $38,000 | $49,700 |
| Permits and fees | $1,000 | $1,650 |
| Total | $55,400 | $72,700 |
Cost breakdown for 300 sq ft in Bremerton, WA
| Part of the job | Low | Midpoint | High | Share |
|---|---|---|---|---|
| Materials | $12,600 | $18,900 | $25,200 | 30% |
| Labor | $29,200 | $43,800 | $58,400 | 68% |
| Permits and fees | $530 | $1,300 | $2,100 | 2% |
| Total | $42,400 | $64,100 | $85,800 | 100% |
Why Bremerton prices look the way they do
The wage side of the estimate leans on carpenters, who do 50% of the hours on a typical job. Their local median is $31.25 an hour. Add the other trades involved and the blended wage index for Bremerton is 1.15 (US = 1.00), which puts labor at 68% of the total.
On the materials line, the BEA goods price index for the Bremerton metro is 105.0 (US = 100). The midpoint materials bill for 300 sq ft comes to $18,900, compared with $18,000 at national prices. Permit and inspection fees are scaled by the broader index (105.6) and land at $530 to $2,100.
Data note: 10% of the labor weighting for this project uses a statewide median because BLS has no published metro figure for that trade in Bremerton. The wage table below marks each row.
Is Bremerton cheap or dear? The local comparison
Same job, same size (300 sq ft), priced for the nearest metros. Seattle is the priciest of the group at $70,900. Yakima is the cheapest at $62,100.
| Area | Range | Midpoint | vs. here |
|---|---|---|---|
| Bremerton, WAthis page | $42,400 – $85,800 | $64,100 | |
| Seattle, WA40 miles | $46,900 – $94,800 | $70,900 | +11% |
| Olympia, WA50 miles | $42,800 – $86,500 | $64,700 | +1% |
| Bellingham, WA90 miles | $45,500 – $92,000 | $68,800 | +7% |
| Yakima, WA120 miles | $41,100 – $83,200 | $62,100 | −3% |
| Portland, OR140 miles | $46,600 – $94,300 | $70,500 | +10% |
| Washington (statewide) | $45,200 – $91,400 | $68,300 | +7% |
| United States | $38,000 – $77,000 | $57,500 | −10% |
Across 300 US metros, Bremerton comes in at #38 from the top. The priciest is Honolulu, HI at $79,600; the cheapest is Brownsville, TX at $44,300 (midpoints, 300 sq ft). Statewide, Bremerton is 6% below the Washington figure.
Other Washington metros
| Metro | Size | Range | Midpoint | vs. here |
|---|---|---|---|---|
| Seattle, WA | 2,086,210 jobs | $46,900 – $94,800 | $70,900 | +11% |
| Spokane, WA | 255,820 jobs | $41,500 – $84,000 | $62,700 | −2% |
| Olympia, WA | 130,300 jobs | $42,800 – $86,500 | $64,700 | +1% |
| Kennewick, WA | 129,490 jobs | $43,500 – $88,100 | $65,800 | +3% |
| Yakima, WA | 97,010 jobs | $41,100 – $83,200 | $62,100 | −3% |
| Bellingham, WA | 91,390 jobs | $45,500 – $92,000 | $68,800 | +7% |
Cities with a workforce like Bremerton's
Big cities and small ones price differently, so here is Bremerton against the 4 metros with the closest total employment.
| Metro | Size | Range | Midpoint | vs. here |
|---|---|---|---|---|
| Oshkosh, WI | 93,750 jobs | $44,700 – $90,300 | $67,500 | +5% |
| Bellingham, WA | 91,390 jobs | $45,500 – $92,000 | $68,800 | +7% |
| Iowa City, IA | 93,760 jobs | $34,100 – $69,000 | $51,600 | −20% |
| Panama City, FL | 90,610 jobs | $32,900 – $66,700 | $49,800 | −22% |
Specs and site conditions that change a Bremerton bid
Permits
Construction permits run $500-$2,000, or $5-$21 per $1,000 of project cost (HomeGuide).
Foundation
A foundation, framing, roofing and matching exterior finishes all have to be built before the interior work starts.
Type of addition
A new room is $125-$250 per sq ft; a bump-out $85-$200; an attic conversion $50-$150; a garage conversion $50-$200 (HomeGuide).
Pick a size, pick a tier: home addition pricing in Bremerton
Three bands are cut from the same cited range and localized for Bremerton wages and prices. They overlap on purpose: a good standard job and a modest premium job can cost the same. The grid below prices the same bands at 3 common sizes.
Basic
$42,400 to $59,700
Bump-out or simple room without plumbing
Standard
$55,400 to $72,700
Standard room addition with HVAC and electrical
Premium
$68,400 to $85,800
Large addition with bath or kitchen and a new foundation
| Size | Basic | Standard | Premium |
|---|---|---|---|
| bump-out (100 sq ft) | $14,500 – $20,700 | $19,100 – $25,300 | $23,800 – $30,000 |
| 20x20 room (400 sq ft) | $56,300 – $79,200 | $73,500 – $96,400 | $90,700 – $113,500 |
| large suite (600 sq ft) | $84,200 – $118,500 | $109,500 – $144,000 | $135,500 – $169,500 |
Local wages behind the labor line
Wages are the part of this estimate that changes most from town to town. 6 trades carry the job here, and each is compared with its US median. The weighted result for Bremerton is 1.15 times the national level.
For carpenters (47-2031, weighted 50%) the local median is $31.25 an hour, which is 7% above the national $29.12. The middle half of them earn between $28.92 and $42.18 an hour. BLS counts 940 of them working in the area, 100.3 for every 10,000 jobs (US: 43.1), so the local bench is deeper than average.
Cement masons and concrete finishers (47-2051) carry 10% of the labor weighting. BLS does not publish this trade for the Bremerton metro, so we used the Washington statewide median: $37.27 an hour against $27.41 for the US. The middle half of them earn between $28.31 and $47.25 an hour.
Electricians (47-2111), 10% of the weighting: a median of $38.94 an hour, 28% above the US median of $30.38. The middle half of them earn between $30.11 and $45.94 an hour. About 1,100 work in the metro. That is 117.3 per 10,000 jobs, compared with 48.7 nationally, which suggests plenty of local crews to bid.
For plumbers, pipefitters and steamfitters (47-2152, weighted 10%) the local median is $39.89 an hour, which is 30% above the national $30.67. The middle half of them earn between $30.11 and $45.94 an hour. BLS counts 1,040 of them working in the area, 110.9 for every 10,000 jobs (US: 30.0), so the local bench is deeper than average.
Drywall and ceiling tile installers (47-2081), 10% of the weighting: a median of $30.56 an hour, 8% above the US median of $28.33. The middle half of them earn between $29.62 and $40.00 an hour. About 50 work in the metro. That is 5.3 per 10,000 jobs, compared with 5.3 nationally, so the supply of crews looks typical.
For roofers (47-2181, weighted 10%) the local median is $28.59 an hour, which is 7% above the national $26.65. The middle half of them earn between $23.88 and $38.19 an hour. BLS counts 170 of them working in the area, 18.1 for every 10,000 jobs (US: 8.7), so the local bench is deeper than average.
Quotes come from real crews, not medians. If the carpenters on your job are paid at the 75th percentile ($42.18 an hour) instead of the median, the labor line grows by about $7,200. At the 25th percentile ($28.92) it shrinks by about $1,550. The total moves by 11.2% or 2.4%, so wages alone rarely explain a quote that is far outside our range.
For context on the local economy, BLS counts 93,740 jobs in the Bremerton-Silverdale-Port Orchard area. That makes it the 216th largest of the 300 metros we cover, with 0.06% of US employment.
| Trade | Weight | 25th pct | Median | 75th pct | US median | Ratio | Level used |
|---|---|---|---|---|---|---|---|
| Carpenters (47-2031) | 50% | $28.92 | $31.25 | $42.18 | $29.12 | 1.07 | metro |
| Cement masons and concrete finishers (47-2051) | 10% | $28.31 | $37.27 | $47.25 | $27.41 | 1.36 | state |
| Electricians (47-2111) | 10% | $30.11 | $38.94 | $45.94 | $30.38 | 1.28 | metro |
| Plumbers, pipefitters and steamfitters (47-2152) | 10% | $30.11 | $39.89 | $45.94 | $30.67 | 1.30 | metro |
| Drywall and ceiling tile installers (47-2081) | 10% | $29.62 | $30.56 | $40.00 | $28.33 | 1.08 | metro |
| Roofers (47-2181) | 10% | $23.88 | $28.59 | $38.19 | $26.65 | 1.07 | metro |
| Blended | 100% | 1.15 | |||||
When to schedule home addition in Bremerton
We use NOAA's 1991-2020 climate normals for Bremerton (5 miles from the city center). These are 30-year monthly averages, not forecasts.
Weather is not a serious constraint for digging, grading and setting material in the ground in Bremerton: no month in the averages is cold enough (an average overnight low at or below freezing (32°F)) or hot enough (an average daytime high of 90°F or more) to rule it out, so the workable window is all year.
Bremerton gets about 57 inches of precipitation in a normal year, including roughly 3 inches of snow. The wettest months are January, November and December (9.9 inches in December). The station averages about 4 days a year at 90°F or above.
Does the season change the price? Probably, but we do not have a sourced seasonal price curve, so the estimator shows a year-round figure and does not adjust by month. When you collect quotes, ask whether scheduling in a slower month gets a better rate.
| Month | Avg high °F | Avg low °F | Precip (in) | For this job |
|---|---|---|---|---|
| Jan | 47 | 36 | 9.3 | Workable |
| Feb | 49 | 35 | 5.8 | Workable |
| Mar | 54 | 38 | 6.4 | Workable |
| Apr | 59 | 41 | 3.9 | Workable |
| May | 66 | 47 | 2.4 | Workable |
| Jun | 70 | 51 | 1.6 | Workable |
| Jul | 77 | 55 | 0.8 | Workable |
| Aug | 77 | 55 | 1.1 | Workable |
| Sep | 72 | 51 | 1.8 | Workable |
| Oct | 61 | 45 | 5.1 | Workable |
| Nov | 51 | 39 | 8.8 | Workable |
| Dec | 46 | 35 | 9.9 | Workable |
Planning more than one job in Bremerton?
Because every project leans on different trades, Bremerton's wage level does not move all prices equally. Against the US midpoint, bathroom remodel runs +19% and roof replacement +7%.
| Project | Size | Range | vs. US |
|---|---|---|---|
| Kitchen remodel | 120 sq ft | $20,000 – $34,000 | +8% |
| Bathroom remodel | 45 sq ft | $5,550 – $27,600 | +19% |
| Detached garage | 576 sq ft | $31,900 – $64,000 | +10% |
| Roof replacement | 2,000 sq ft of roof | $6,550 – $13,400 | +7% |
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 $55,400 to $72,700 for Bremerton, WA is attached.
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Home addition in Bremerton: your questions
+How much does it cost to build a home addition in Bremerton?
For 300 sq ft, expect $42,400 to $85,800 in the Bremerton area. A standard-spec job lands at $55,400 to $72,700. Small jobs usually cost more per sq ft and large ones less.
+What is the price per sq ft for home addition in Bremerton?
About $139 to $279 per sq ft for materials and labor, plus $530 to $2,100 for the permit if one is needed. The US range is $125 to $250.
+Is home addition cheaper in Bremerton or Seattle?
Seattle is 40 miles away. The midpoint for 300 sq ft there is $70,900, which is 11% more than Bremerton ($64,100). Wage and materials indexes both feed that gap.
+How much of the bill is labor in Bremerton?
About 68% at the midpoint, or $43,800 out of $64,100. Materials are 30% and permits 2%. Nationally, labor is 67%.
+What would 20x20 room (400 sq ft) cost in Bremerton?
$56,300 to $113,500. Pick a different size in the estimator above to get your own number.
+Does home addition need a permit in Bremerton?
Often, but rules are set by your city or county building office, so call before you hire. Budget $530 to $2,100 for fees in the Bremerton area (our national range of $500 to $2,000 scaled by the local price level).
+Is Bremerton expensive for home addition compared with the rest of Washington?
Bremerton is 6% below the Washington statewide estimate ($68,300 at the midpoint). We cover 7 metros in Washington; see the state page to compare them.
+What do carpenters earn in Bremerton?
The BLS median is $31.25 an hour in the Bremerton area, compared with $29.12 nationally. The 25th to 75th percentile range is $28.92 to $42.18.
+What do basic and premium home addition work cost in Bremerton?
For 300 sq ft, basic work runs $42,400 to $59,700 and premium work $68,400 to $85,800. Basic means: bump-out or simple room without plumbing. Premium means: large addition with bath or kitchen and a new foundation.
+Is there a bad season to build a home addition in Bremerton?
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.
Home addition near Bremerton
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 a Home Addition Cost? (2026) (accessed November 4, 2026)
- Cost to Renovate: Renovation Labor Report 2026: Where the Money Goes (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
Note on derived figures: Materials = 32% of the installed price, from Cost to Renovate's mid-range 'Structural' category split (56% labor, 32% materials, 11% permits and design). It is a category average rather than an addition-specific figure.