Nestled between Bellevue and Renton, Newcastle is a hidden gem on the Eastside—offering stunning territorial views, top-rated schools, and a peaceful residential vibe with quick access to city amenities. Known for its gently rolling hills, wooded surroundings, and well-kept neighborhoods, Newcastle is perfect for those seeking space, serenity, and community.
One of the city’s biggest highlights is the Newcastle Golf Club, a premier course with panoramic views of Seattle, Lake Washington, and the Olympic Mountains. It’s not just a golfer’s paradise—it’s a social hub, often hosting weddings, events, and locals looking to enjoy dinner with a view.
Newcastle’s neighborhoods—like The Reserve, China Creek, and Olympus—are dotted with spacious homes, cul-de-sacs, and walking trails that make everyday life feel like a retreat. Residents love the city’s commitment to parks and green space, with miles of forested paths connecting to Cougar Mountain and beyond.
Families are drawn to Newcastle for its quiet streets, high-performing schools in the Bellevue and Issaquah districts, and its close-knit, welcoming atmosphere. If you want the calm of the suburbs with the convenience of the city, Newcastle offers the best of both worlds—refined, natural, and connected.
12,855 people live in Newcastle, where the median age is 37.7 and the average individual income is $78,649. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
Average individual Income
There's plenty to do around Newcastle, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.
Explore popular things to do in the area, including Goodness Grazers, Chinese Wushu & Tai Chi Academy, and Paris Luxe Beauty Bar.
| Name | Category | Distance | Reviews |
Ratings by
Yelp
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|---|---|---|---|---|
| Dining | 4.88 miles | 12 reviews | 5/5 stars | |
| Active | 4.93 miles | 8 reviews | 5/5 stars | |
| Beauty | 4.16 miles | 6 reviews | 5/5 stars | |
| Beauty | 3.49 miles | 6 reviews | 5/5 stars | |
| Beauty | 4.84 miles | 15 reviews | 5/5 stars | |
| Beauty | 4.12 miles | 7 reviews | 5/5 stars | |
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Newcastle has 5,218 households, with an average household size of 2.46. Data provided by the U.S. Census Bureau. Here’s what the people living in Newcastle do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 12,855 people call Newcastle home. The population density is 2,889.54 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
With Children:
Without Children:
Marital Status
Blue vs White Collar Workers
Blue Collar:
White Collar:
