TL;DR: A wedding in Washington state typically costs $32,000 – $55,000 for 100 guests, with Seattle and Bellevue weddings running $45,000 – $70,000 and Spokane, Tacoma, and smaller Puget Sound towns landing closer to $25,000 – $40,000. Venue and catering alone consume roughly 55% of the budget, and rain-contingency costs (tenting, heaters, indoor backups) are the line item most couples underestimate.

H1 with Location Variant

This page covers wedding cost in Washington β€” statewide averages, what drives prices up or down, and how to set a number before you start touring venues. If you're getting married in King County, expect Seattle-metro pricing; if you're in Eastern Washington or the Olympic Peninsula, your dollar stretches meaningfully further.

Useful Summary

Here's what the typical Washington wedding looks like by guest count, assuming mid-range vendors and a Saturday date in peak season (June–September):

Three factors move you within those ranges:

  1. Region. Seattle, Bellevue, Kirkland, and the San Juan Islands sit at the top. Spokane, the Tri-Cities, Vancouver WA, and Bellingham run 20–30% cheaper.
  2. Season. June through September books out 12+ months ahead and commands peak pricing. November through March can save you 15–25% on venue and photography.
  3. Day of week. A Friday or Sunday wedding typically saves $2,000 – $6,000 versus Saturday at the same venue.

Variable Data Table

Estimated breakdown for a 100-guest Washington wedding at the median ($42,000):

Category Typical Cost % of Budget
Venue (rental only) $7,500 18%
Catering + bar $15,500 37%
Photography $4,200 10%
Videography $2,800 7%
Flowers $3,500 8%
Attire (both partners) $2,500 6%
Music / DJ $1,800 4%
Stationery + signage $800 2%
Hair + makeup $700 2%
Officiant + marriage license $400 1%
Rentals, transport, other $2,300 5%

Washington's 10.4% combined sales tax in Seattle (and similar rates statewide) applies to most vendor services and rentals β€” build it into every quote, not just the total.

Local Context

Seattle and King County are the priciest submarket. Downtown and waterfront venues (Pike Place, Fremont, Ballard, Bainbridge Island ferry-access properties) often start at $10,000 for the space alone, and catering minimums of $150–$250 per person are standard.

Woodinville wine country is the most popular escape-the-city option. Expect $8,000 – $14,000 venue fees at established estates, plus required in-house or preferred-vendor catering.

The San Juan Islands and Olympic Peninsula introduce logistics costs β€” guest ferry travel, vendor lodging, and generator rentals for remote sites β€” that can add $5,000 – $12,000 to a comparable mainland wedding.

Spokane, Walla Walla, and the Tri-Cities are the best-value regions. Full weekend weddings for 120 guests routinely come in under $35,000, and Eastern Washington wineries offer dry, predictable weather.

Weather planning is non-negotiable. Even July and August can see rain west of the Cascades. Budget $1,500 – $4,000 for tent sidewalls, heaters, or an indoor plan B β€” it's cheap insurance compared to scrambling the week of.

Washington also has no waiting period for a marriage license (it's valid 3 days after issue, good for 60 days), and the license itself runs $60 – $80 depending on county.

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FAQ

What is the average cost of a wedding in Washington state?

The statewide average lands around $38,000 – $45,000 for 100 guests, but Seattle-metro weddings average $50,000+ while Eastern Washington averages closer to $30,000. Your guest count matters more than any other single factor β€” catering alone is usually $120–$200 per person.

Is it cheaper to get married in Eastern Washington?

Yes, meaningfully. A comparable wedding in Spokane, Walla Walla, or the Tri-Cities typically costs 20–30% less than the same event in Seattle or Bellevue, driven by lower venue fees, lower catering minimums, and cheaper vendor labor. The trade-off is travel logistics for out-of-town guests.

How much should I budget for a Seattle wedding?

For 100 guests in Seattle proper, plan on $45,000 – $70,000 at a minimum, with luxury venues (Sodo Park, The Foundry, Fremont Foundry, hotel ballrooms) pushing $80,000+. Catering minimums at downtown venues frequently start at $18,000–$25,000 before bar.

How far in advance should I book a Washington venue?

Book 12–18 months ahead for June–September Saturdays in Seattle, Woodinville, and the San Juans β€” these sell out fastest. Shoulder-season dates (April, May, October) can often be booked 8–10 months out, and winter weddings sometimes book inside 6 months.

What's the cheapest month to get married in Washington?

January and February are the cheapest, followed by November. Vendors routinely offer 15–25% off peak rates, and venues are far more flexible on minimums. The trade-off is weather β€” plan indoor ceremony and reception with no outdoor contingency needed.

Do I need to budget extra for weather in Western Washington?

Yes. Even summer weddings west of the Cascades should budget $1,500 – $4,000 for tent sidewalls, heaters, or a confirmed indoor backup. Tent rentals booked last-minute in rain can cost 2–3x a pre-arranged contingency.

How much is a marriage license in Washington?

Marriage licenses cost $60–$80 depending on the county (King County is $64, Spokane County is $64, Pierce County is $58). The license is valid 3 days after issuance and expires 60 days later β€” don't apply too early.

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