Sean Nielsen

Mercer Island WA

Engel & Voelkers Mercer Island

150 Closed Sales

$290.3M Total Value

$730K - $8.1M Price Range

$1.9M Average Price

Prior five years

About Sean

As a lifelong resident of the Pacific Northwest, Sean has an exceptional understanding of the local market dynamics and its diverse communities. With an emphasis on in-city real estate, Sean specializes in assisting clients seeking to downsize from suburban homes in areas such as Newcastle, Bellevue and Downtown Seattle to cosmopolitan and eco-conscious condominiums. Prior to real estate, Sean was PGA teaching professional in Washington at Canterwood Country Club and Glendale Country Club where he built relationships centered around understanding clients’ needs and goals. Thus, Sean's success stems from lasting business relationships built on trust, hard work, and a high level of service. His attention to detail, commitment to exceptional customer service and strong negotiation skills deliver results.

Working in the golf industry for 5 years affords Sean a unique perspective on the value of Golf Course communities within micro-real estate markets and how these amenities build sustainable neighborhoods. Additionally, Sean is a savvy marketer with a keen understanding of what it takes to position a property locally; and paired with an award-winning residential brokerage with the international reach of Sotheby's International Realty brand, the exposure he offers is unparalleled. When buyers and sellers choose Sean; they enjoy every advantage available in the industry.

Sean attended Western Washington University with degrees in both Biology and Psychology. He is an avid athlete and enjoys soccer, golf, and basketball. Sean's well-rounded experience, professionalism and passion for real estate are core reasons clients value working with him.

Home Types: House, Condo, Manufactured, Townhouse, Lot/Land

Years of Experience: 21

Transaction History

1 Year
2 Year
5 Year

Seller Deals

Total Deals

Total Value

$59,935,042

Average Sale Price

$2,605,871

Price Range

$840K - $8.1M

Buyer Deals

Total Deals

Total Value

$18,259,000

Average Sale Price

$2,028,778

Price Range

$400K - $3.6M

1 Year View by Quarter

Seller Deals

Total Deals

Total Value

$97,325,042

Average Sale Price

$2,263,373

Price Range

$375K - $8.1M

Buyer Deals

Total Deals

Total Value

$38,930,900

Average Sale Price

$2,433,181

Price Range

$400K - $6.5M

2 Year View by Quarter

Seller Deals

Total Deals

105

Total Value

$206,403,842

Average Sale Price

$1,965,751

Price Range

$375K - $8.1M

Buyer Deals

Total Deals

Total Value

$83,908,275

Average Sale Price

$1,864,628

Price Range

$351K - $7M

5 Year View

Neighborhoods Sean is Experienced In

Sean's Open Houses

Co-Listing Agent

$1,685,000 Open Tue 10AM - 12PM
- 5 Beds
- 4 Baths
- 2,765 Sq Ft
570 Paintbrush Ln

Ronald, WA
Experience mountain luxury in the desirable Roslyn Ridge community near Lake Cle Elum. This gorgeous, turn-key custom home comes fully furnished for year-round adventure. The open floor plan features a chef’s kitchen with high-end appliances and accordion doors leading to a massive covered deck with breathtaking views of Domerie Peak. The main floor offers vaulted ceilings, a stone fireplace, and

Sean Nielsen Engel & Voelkers Mercer Island

$2,195,000 Open House 2/21
- 4 Beds
- 6.5 Baths
- 3,562 Sq Ft
331 Old Grove Trail

Ronald, WA
Resort living at its finest in this gated Trailside Homes retreat. Featuring multiple en-suite bedrooms and a prime location near Nelson Farm amenities, trails, the lodge, and Swiftwater Cellars, this home is ideal for short-term rental or mountain escapes. The fireplace-warmed living area flows into the kitchen and dining space, highlighted by a contemporary design and oversized island. Enjoy

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$1,699,999 Open House 2/14
- 3 Beds
- 3.5 Baths
- 2,480 Sq Ft
41 Trailblazer (Lot 48) Ct

Cle Elum, WA
Move Home April 2026. The Navigator, a striking contemporary mountain home designed by award-winning MDJ Architects and built by featured builder Trailside Homes. Expansive window walls and vaulted ceilings flood the great room with natural light while framing mountain views. The open-concept layout is anchored by a main-floor primary and flows to a spacious covered deck for year-round living.

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$699,999 Open Sat 11AM - 2PM
- 3 Beds
- 2.5 Baths
- 1,920 Sq Ft
604 Compass (Lot 23) Place

Cle Elum, WA
Featuring The Cooper by Trailside Homes, Lot 23 in Ederra offers a sought-after main-floor primary suite and refined contemporary design. This 3-bedroom plus loft home showcases an open-concept layout with abundant natural light, a covered patio, upper-level deck, and a generous garage with room for gear and storage. The front of the home fronts permanent open space with paved trails just steps

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$549,999 Open Sat 11AM - 2PM
- 3 Beds
- 2.5 Baths
- 1,496 Sq Ft
602 Compass (Lot 22) Place

Cle Elum, WA
The Peoh Point model on lot 22 is ready to welcome you. This thoughtfully designed bungalow by Trailside Homes features a main-floor primary suite, open-concept living, a functional mudroom, covered patio, and 2-car garage—ideal for hosting guests and easy mountain living. Located in the Ederra community near Cle Elum, enjoy direct access to 200+ acres of open space, trail systems, and the Coal

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$1,499,999 Open House 2/14
- 3 Beds
- 2.5 Baths
- 2,080 Sq Ft
190 Skyline Ridge (Lot 55) Dr

Cle Elum, WA
Move Home February 2026! The Gateway on homesite 55 in Skyline Ridge invites you into a world of private mountain luxury—where every day feels a little like a getaway. Set on a 1.64-acre homesite with sweeping easterly views, this retreat borders 230 acres of protected open space with trails at your door and access to the 50,000-acre Teanaway Forest. Enjoy gigabit internet, a gated entry,

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$1,099,999 Open Sat 11AM - 2PM
- 3 Beds
- 2.5 Baths
- 2,699 Sq Ft
415 Outfitter Place

Cle Elum, WA
The Annapurna Model Home by Trailside Homes is now available—set on one of Ederra’s largest homesites and showcasing the community’s highest level of finishes, designer selections, and extensive upgrades. This entertainer’s layout features a gourmet kitchen with butler’s pantry, open dining, and a vaulted great room flowing to a covered patio. Southern exposure and open space on three sides

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$849,999 Open Sat 11AM - 2PM
- 3 Beds
- 2.5 Baths
- 2,259 Sq Ft
609 Compass (Lot 19) Place

Cle Elum, WA
The Tronsen by Trailside Homes is now complete and ready to enjoy. This contemporary home offers 3 bedrooms, an office, an entertaining loft, and three outdoor living spaces including a wrapped front porch, a covered patio off the dining room, and a second-floor covered deck overlooking permanent open space. The vaulted great room features a two-story fireplace, expansive windows, and a bright,

Sean Nielsen Engel & Voelkers Mercer Island

$2,649,999 Open Sat 11AM - 2PM
- 5 Beds
- 5.5 Baths
- 4,463 Sq Ft
261 Cabin Trail Dr

Cle Elum, WA
Exquisite Swiftwater Custom Home overlooking the 10th hole of the award-winning Tumble Creek Golf Club. Vaulted entry with exposed beams opens to a great room with stone fireplace and expansive windows. Chef’s kitchen features honed granite counters, large island, and commercial-grade appliances. Main-floor primary suite includes a spa-like bath with walk-in rain shower and heated floors.

Sean Nielsen Engel & Voelkers Mercer Island

Sean's Recent Active Listings

$985,000
- 2 Beds
- 3.5 Baths
- 1,537 Sq Ft
81 Wildflower Loop

Cle Elum, WA
Escape to this mountain retreat in Suncadia's Cascade Reach and experience resort living. Situated close to the resort pool and fitness center, enjoy a short stroll to Suncadia Lodge overlooking the Cle Elum River. Tee it up at the Prospector golf course or sip wine and dine at Swiftwater Winery. Like new, 2 bds + bunkroom, 3.5 baths with chef's kitchen, hardwood flooring and stone accents

Sean Nielsen Engel & Voelkers Mercer Island

$649,000
- Land
- 1.3 Acres
- $499,231 per Acre
220 Tired Creek Ln

Cle Elum, WA
A truly amazing and unique property in Tumble Creek! The 1.3-acre site offers a perfect blend of privacy and stunning views, making it ideal for anyone looking to build their dream home in a peaceful and picturesque setting. Backing up to the par 3, 11th green is a huge plus for golf enthusiasts, and the possibility of creating multiple building options,whether a secluded home on a plateau or a

Sean Nielsen Engel & Voelkers Mercer Island

$3,395,000
- 5 Beds
- 4.5 Baths
- 4,952 Sq Ft
8814 NE Juanita Dr

Kirkland, WA
Perched above Lake Washington, this new construction custom-built home blends refined design with sweeping views in one of Kirkland’s most sought-after neighborhoods. Inside, enjoy soaring ceilings, walls of glass, and seamless indoor-outdoor flow through nano doors which highlight the stunning setting. Entertain from the chef’s kitchen or relax on the expansive covered patios. The spa-like

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$2,850,000
- 4 Beds
- 2.5 Baths
- 3,940 Sq Ft
21319 NE 101st Ct

Redmond, WA
Set on just under an acre, this exceptional property offers rare privacy, refined updates, and resort-style outdoor living. Every room—inside and out—has been thoughtfully updated with elegant, timeless finishes, and all systems have been recently upgraded for peace of mind. The 2024 chef’s kitchen was fully remodeled with no expense spared, creating a true centerpiece for everyday living and

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$189,000
- Land
- 3 Acres
- $63,000 per Acre
0 Owl Ridge Dr

Unit NWM2428008

Cle Elum, WA
This 3-acre corner lot offers the perfect balance of privacy and convenience—secluded yet just minutes from town. Situated on Cle Elum Ridge, the property boasts southern views of South Cle Elum Ridge. With full sun exposure and breathtaking scenery, it's an ideal location for either a full-time residence or a peaceful vacation retreat. Located in the green zone for water rights, it’s ready for

Sean Nielsen Engel & Voelkers Mercer Island

$1,249,000
- 3 Beds
- 2 Baths
- 2,489 Sq Ft
197 Skyview Dr

Ellensburg, WA
Rare one-acre retreat near Ellensburg, re-priced for immediate value. This architecturally distinct home offers the freed om of no HOA and the security of KRD irrigation rights. Taken down to the studs in 2025, the Kundig design leans into privacy and simplicity. Perfect for investors. Its unique design provides high short -term rental appeal for visiting CWU faculty and design-minded travels,

Sean Nielsen Engel & Voelkers Mercer Island

$2,195,000
- 4 Beds
- 4.5 Baths
- 3,596 Sq Ft
251 Southern Star Ln

Cle Elum, WA
Experience refined mountain living in this custom-built smart home nestled on the tranquil waterfront of Paint Brush Lakes. Designed with soaring ceilings and open-concept layout, this home offers serene water views and a seamless indoor-outdoor lifestyle. Expansive outdoor living area includes a covered kitchen, firepit, & hot tub. Inside, find ideal spaces for entertaining, including a spacious

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$879,999
- 4 Beds
- 3.5 Baths
- 2,339 Sq Ft
405 Outfitter Place

Cle Elum, WA
This modern-day new-build home by Trailside Homes sits on a quiet cul-de-sac at Ederra, offering southern exposure, mountain views, and protected open space to the north. The Naches design showcases an open-concept great room with soaring ceilings and elevated custom finishes curated for modern mountain living. The lower level includes a private bed room, 3⁄4 bath, rec room and a generous

Sean Nielsen Engel & Voelkers Mercer Island

Co-Listing Agent

$879,999
- 4 Beds
- 3.5 Baths
- 2,500 Sq Ft
403 Outfitter Place

Cle Elum, WA
Discover this new construction home by Trailside Homes at Ederra —a mountain retreat just 90 minutes from Seattle. Homesite 6 offers sun-filled mountain views, end-of-road privacy, and protected green space on the east and north sides with direct access to 200+ acres of trails. This 2,500 sq. ft. design includes 4 bedrooms, 3 baths, a versatile second-story loft, and a daylight basement with

Sean Nielsen Engel & Voelkers Mercer Island

Awards and Designations

NAR - National Association of Realtors
LHC - Luxury Homes Certification

Other Experience

First Time Home Buyers, Investments, Luxury Homes, New Construction

Sean Nielsen

(206) 809-7939

Homes for Sale by City

Sean Nielsen

About Sean

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Sean is Experienced In

Sean's Listings and Deals

Sean's Open Houses

Sean's Recent Active Listings

Awards and Designations

Other Experience