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Silverdale, Washington

  •   State: 
    Kitsap County
      County FIPS: 
    47°39′34″N 122°40′36″W
      Area total: 
    13.6 sq mi (35.2 km²)
      Area land: 
    12.63 sq mi (32.7 km²)
      Area water: 
    1.0 sq mi (2.5 km²)
    16 ft (5 m)
  •   Latitude: 
      Dman name cbsa: 
    Bremerton-Silverdale-Port Orchard, WA
    Pacific Standard Time (PST) UTC-8:00; Pacific Daylight Time (PDT) UTC-7:00
      ZIP codes: 

    Silverdale, Kitsap County, Washington, United States

  •   Population: 
      Population density: 
    1,642.2 residents per square mile of area (634.04/km²)
      Household income: 
      Unemployment rate: 
  •   Sales taxes: 

Silverdale is a census-designated place (CDP) in Kitsap County, Washington, in the United States. Despite many attempts at incorporation, Silverdale remains an unincorporated community. Silverdale is located on the Kitsap Peninsula at 47°3934N 122°4036W (47.659410, -122.676630). It is 6 miles (10 km) south of the US Navy Trident Missile Base Kitsap, 9 miles (14 km) northwest of the city of Bremerton and the same distance south of Poulsbo. The CDP of Silverdale has a total area of 13.6 square miles (35.2 km²), of which 12.6square miles (32.7 km²) are land and 0.97square miles ("7.5 km²") are water. The median income for a household in the CDP was $48,164, and the median price for a family was $54,538. The school district serves 11,000 students from kindergarten through 12th grade. The overall graduation rate as of 2010 is 89.4%, which is well above the statewide rate of 72%. On September 1, 2017, construction began on the new Central Kitsap High School, which will house Central High School and Central Middle School in which were built in 2009. The district has two high schools serving grades 9 to 12, serving one grades to 7, and three middle schools serving six grades to 12.


Silverdale is located on the Kitsap Peninsula at 47°3934N 122°4036W (47.659410, -122.676630). It is 6 miles (10 km) south of the US Navy Trident Missile Base Kitsap. Silverdale lies at the north tip of Dyes Inlet, which connects it to Bremerton via Sinclair Inlet and to the Pacific Ocean via Port Orchard and Puget Sound. According to the United States Census Bureau, the CDP of Silverdale has a total area of 13.6 square miles (35.2 km²), of which 12.6square miles (32.7 km²) is land and 0.97square miles(2.5km²) (7.10%) is water. The CDP has a population of 1,816. It is located at 47.3934 N 122° 4036W. It has a land area of 12.7 square miles, or 35.2km², and a water area of 7.10 square miles. The town has a ZIP code of 47215, which is located near the town of Poulsbo, Washington. It also has a census-designated place (CDP) of 47415, located at the same location as the city of Poulbo. The U.S. Census Bureau estimates that Silverdale's population is 1,732. It had a population in the year 2000.


As of the census of 2010, there were 19,204 people, 5,867 households, and 4,059 families residing in the CDP. The median income for a household in the Silverdale CDP was $48,164. The CDP's population was 74.9% White, 9.8% Asian, 3.5% African American, 1.9%. Hispanic or Latino of any race were 4.4% of the population. The population was spread out, with 28.0% under the age of 18, 12.2% from 18 to 24, 31.1% from 25 to 44, 19.7% from 45 to 64, and 9.0%. The median age was 32 years. For every 100 females age 18 and over,there were 97.0 males. The per capita income for the C DP was $21,763. About 2.8%. of families were below the poverty line, including 5.1%. of those under 18 and 6.4. of those age 65 or over. The average household size was 3.14, and the average family size was 4.02. The city's median income was $38,504, with the median family income of $54,538. The town has a population of 19,200, with a population density of 2,277.9 people per square mile (879.9/km²). There were 6,246 housing units at an average density of 899.6 per squaremile (347.5/km 2).


Old Town Silverdale is home to a number of big box stores, including Best Buy, Target, and T.J. Maxx. It is also home to the Harrison Medical Center, which will be closed when the new mall is built. The new mall will be located on the northeast edge of Dyes Inlet, near SR 3 and SR 303. It will be known as the "Old Town Mall" when it is completed in 2015. The mall is located at the intersection of SR 3, SR 303, and SR 4, just north of the town of Silverdale. The town's name comes from the town's first post office, which opened in 1872. It was named after the town where it was located, which is now called the "Harrison Medical Center" It is located in the heart of Old Town, on the north side of the highway. The city's name is derived from the village of Harrison, which was founded in 1852. It has been the site of many community activities, including a school, a hospital, a library, and a post office. The community is also known for its many parks, which were built in the late 1800s and early 1900s. It also has a large number of small businesses, such as a grocery store, a bank and a bank, and other small businesses. The area is known as "Silverdale" because of the number of businesses that have been established in the area since the early 1800s. The village is located on SR 3.


Central Kitsap School District serves about 11,000 students from kindergarten through grade 12. The overall graduation rate as of 2010 is 89.4% which is well above the statewide rate of 72%. On September 8, 2017, construction began on the new Central Kitsap Campus. The current buildings were built in 1942 and 1959 respectively. It is expected that middle school students will be able to move into the new building in Spring 2019. The stadium will be named "Kitsap Credit Union Athletic Complex" for the naming rights to the new campus' stadium. The new campus was contracted through Skanksa for $77.9 million and will be completed in Fall 2019. The district has two high schools serving grades 9 to 12, one secondary school serving grades 7 to 12 and three middle schools. The district offers both junior high- and high school-level alternative programs. In addition, the district offers 12 elementary schools, and a home-school support program. It also has three satellite programs, three elementary schools and a school-based day care center. The school district has a budget of $1.2 billion. It has a graduation rate of 89.3% as of the 2010-11 school year, which is above the state average of 72% and is the highest in the state. It has an average enrollment of about 12,500 students per year. The average class size for the district is 12.5 students. The high school graduation rate in 2010 was 89.7%. The district's average enrollment for the year was 12,856.


St. Michaels Medical Center is the only hospital on the Kitsap Peninsula. Staffing issues have been a major ongoing issue at the hospital. In 2022 staffing issues will be a major issue for the hospital as it prepares to open its doors for the first time in 25 years. The hospital is located on a peninsula in Kitsap County, about 30 miles north of downtown Seattle.

Air Quality, Water Quality, Superfund Sites & UV Index

The Air Quality index is in Silverdale, Kitsap County, Washington = 55.8. These Air Quality index is based on annual reports from the EPA. Higher values are better (100=best). The number of ozone alert days is used as an indicator of air quality, as are the amounts of seven pollutants including particulates, carbon monoxide, sulfur dioxide, lead, and volatile organic chemicals. The Water Quality Index is 40. A measure of the quality of an area’s water supply as rated by the EPA. Higher values are better (100=best). The EPA has a complex method of measuring the watershed quality, using 15 indicators such as pollutants, turbidity, sediments, and toxic discharges. The Superfund Sites Index is 10. Higher is better (100=best). Based upon the number and impact of EPA Superfund pollution sites in the county, including spending on the cleanup efforts. The UV Index in Silverdale = 2.7 and is a measure of an area's exposure to the sun's ultraviolet rays. This is most often a combination of sunny weather, altitude, and latitude. The UV Index has been defined by the WHO ( and is uniform worldwide.


The most recent city population of 1,703 individuals with a median age of 35.4 age the population grows by 7.10% in Silverdale, Kitsap County, Washington population since 2000 and are distributed over a density of 1,642.2 residents per square mile of area (634.04/km²). There are average 2.66 people per household in the 6,265 households with an average household income of $59,453 a year. The unemployment rate in Alabama is 7.10% of the available work force and has dropped -4.84% over the most recent 12-month period and the projected change in job supply over the next decade based on migration patterns, economic growth, and other factors will increase by 23.22%. The number of physicians in Silverdale per 100,000 population = 204.1.


The annual rainfall in Silverdale = 51.6 inches and the annual snowfall = 7.8 inches. The annual number of days with measurable precipitation (over .01 inch) = 160. The average number of days per year that are predominantly sunny = 156. 75 degrees Fahrenheit is the average daily high temperature for the month of July and 34.1 degrees Fahrenheit is the average daily low temperature for the month of January. The Comfort Index (higher=better) is 72, where higher values mean a more pleasant climate. The Comfort Index measure recognizes that humidity by itself isn't the problem. (Have you noticed nobody ever complains about the weather being 'cold and humid?) It's in the summertime that we notice the humidity the most, when it's hot and muggy. Our Comfort Index uses a combination of afternoon summer temperature and humidity to closely predict the effect that the humidity will have on people.

Median Home Cost

The percentage of housing units in Silverdale, Kitsap County, Washington which are owned by the occupant = 46.29%. A housing unit is a house, apartment, mobile home, or room occupied as separate living quarters. The average age of homes = 17 years with median home cost = $257,990 and home appreciation of -4.63%. This is the value of the years most recent home sales data. Its important to note that this is not the average (or arithmetic mean). The median home price is the middle value when you arrange all the sales prices of homes from lowest to highest. This is a better indicator than the average, because the median is not changed as much by a few unusually high or low values. The property tax rate of $12.32 shown here is the rate per $1,000 of home value. If for simplification for example the tax rate is $14.00 and the home value is $250,000, the property tax would be $14.00 x ($250,000/1000), or $3500. This is the 'effective' tax rate.


The local school district spends $4,925 per student. There are 19.5 students for each teacher in the school, 314 students for each Librarian and 685 students for each Counselor. 9.81% of the area’s population over the age of 25 with an Associate Degree or other 2-year college degree, 20.45% with a master’s degree, Ph.D. or other advanced college degree and 9.55% with high school diplomas or high school equivalency degrees (GEDs).

  • Silverdale's population in Kitsap County, Washington of 1,207 residents in 1900 has increased 1,41-fold to 1,703 residents after 120 years, according to the official 2020 census.

    Approximately 51.07% female residents and 48.93% male residents live in Silverdale, Kitsap County, Washington.

    As of 2020 in Silverdale, Kitsap County, Washington are married and the remaining 39.07% are single population.

  • 26.7 minutes is the average time that residents in Silverdale require for a one-way commute to work. A long commute can have different effects on health. A Gallup poll in the US found that in terms of mental health, long haul commuters are up to 12 percent more likely to experience worry, and ten percent less likely to feel well rested. The Gallup poll also found that of people who commute 61­–90 minutes each day, a whopping one third complained of neck and back pain, compared to less than a quarter of people who only spend ten minutes getting to work.

    72.45% of the working population which commute to work alone in their car, 16.40% of the working population which commutes to work in a carpool, 4.36% of the population that commutes using mass transit, including bus, light rail, subway, and ferry. 2.54% of the population that has their home as their principal place of work.

  • Of the total residential buildings in Silverdale, Kitsap County, Washington, 46.29% are owner-occupied homes, another 45.41% are rented apartments, and the remaining 8.30% are vacant.

  • The 26.60% of the population in Silverdale, Kitsap County, Washington who identify themselves as belonging to a religion are distributed among the following most diverse religions.

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