Mercer Island Real Estate Commission Rates, Explained
Page author
Adriano Tori
Designated Broker, Founder & CEO — RexMont Real Estate · WA Lic. #27660
Adriano leads RexMont Real Estate — the most-reviewed real estate brokerage in Seattle and the Eastside. 1,200+ closed transactions, $1B+ in production, and 1,243 five-star Google reviews.
Selling in Mercer Island — the numbers
Updated
What a Mercer Island sale costs in Washington
The median asking price in Mercer Island is $2.39M (Stats updated October 2026) and Washington excise tax on a sale at that price is $54,313. Asking prices of homes currently listed, not closed sales.
Washington REET tiers for a Mercer Island sale
| Portion of sale price | State REET |
|---|---|
| Up to $525,000 | 1.10% |
| $525,001 to $1,525,000 | 1.28% |
| $1,525,001 to $3,025,000 | 2.75% |
| Above $3,025,000 | 3.00% |
| King County local REET — on the full price | 0.50% |
Each rate applies only to the slice of the price inside its tier; the seller pays at closing. Breakpoints move to $551,000, $1,551,000 and $3,051,000 for closings on or after January 1, 2027; rates unchanged.
State schedule (2023–2026 schedule) per the Washington Department of Revenue, verified October 2026. Local rate per DOR’s local REET rate table, rates effective May 2026.
Worked example at the Mercer Island median
- Sale price (city median, rounded)
- $2,390,000
- Commission (5% total)
- −$119,500
- Washington REET (state + local)$42,363 state (2023–2026 schedule) + $11,950 local
- −$54,313
- Title and escrow
- −$2,400
- Pre-listing prep
- −$15,000
- Mortgage payoff (example: 35% of price)
- −$835,000
- Estimated net proceeds
- $1,363,788
Selling costs of $191,213 (8.0% of price), computed with the same function as the calculator below, on the 2023–2026 schedule. An estimate for planning, not a quote; your payoff, prep and title fees replace the example values.
Open the Mercer Island net-proceeds calculatorFigures reviewed by Adriano Tori, Designated Broker and Owner, RexMont Real Estate · WA Lic. #27660 · market figures updated , REET schedule per the Washington Department of Revenue.
Commission on a Mercer Island sale is a five-to-six-figure number, which makes it worth understanding precisely — and negotiating deliberately. Washington sets no standard rate, and since the August 2024 NAR settlement, the buyer-side concession is a separate, seller-controlled decision. At island values, both halves of that structure carry real leverage for informed sellers.
I am Adriano Tori, Founder & Designated Broker of RexMont Real Estate, WA Lic. #27660. RexMont has 1,243 5-star reviews and $1B+ closed across 1,200+ transactions across Mercer Island and the Eastside. I would rather show you exactly what each point of commission buys at this price level — and where it does not pay for itself — than defend a number.
Island sellers typically land between 4% and 6% total, with percentages often compressing as price rises. On a $2.5M home, one point of commission is $25,000 — and one mispriced launch is far more: a 5% reduction on the same home is $125,000. The percentage is the visible number; the net, after pricing accuracy and negotiation quality, is the one that matters. Compare against the cost-to-sell breakdown before signing anything.
How commission works after the NAR settlement
Post-settlement mechanics: your listing agreement sets the listing-side fee; buyers sign buyer-agency agreements obligating them to their agent's compensation, and most ask the seller for a concession in the offer. At Mercer Island price points buyers have more flexibility than at entry prices — which gives sellers genuine leverage to negotiate concessions offer-by-offer rather than advertising a number up front.
The Washington Department of Licensing regulates broker conduct and agency disclosure. Your listing agreement should spell out the fee, the term, the marketing commitment — in writing, including the estate-grade media island homes warrant — and the cancellation terms. At these values, vague marketing commitments are the most expensive kind.
What the fee should buy at island values
Concretely: pricing built from the island's own comps — waterfront tiers, view tiers, and mid-island families of comparables that mainland agents routinely misread; preparation triage; estate-grade photography, aerial, and twilight media; full NWMLS exposure with discreet-showing options where privacy matters; qualified-buyer screening; disciplined offer review; and management of the inspection, appraisal, and closing sequence on transactions where a single soft negotiation costs more than the entire fee.
The honest test of any commission conversation is net proceeds — run yours on the cost-to-sell page, and if the home is waterfront or estate-tier, read the luxury listing page for what the marketing standard should look like before you interview anyone.
What the commission buys — and what a lower fee leaves out
Compare the work included, not just the advertised fee. Listing-side fees and buyer-agent concessions are separate, negotiable terms. Under the post–August 2024 NAR settlement structure, the seller decides whether to offer a buyer-agent concession and negotiates the amount; none of these listing models requires one.
| Fee or service | Full-service listingRexMont's Listing Program | Discount / 1% listingCategory | Flat-fee MLS entryCategory |
|---|---|---|---|
| Typical listing-side fee | Negotiated percentage; quoted in writing | Advertised 1%; minimums may apply | Fixed fee; add-ons vary |
| Buyer-agent concession | Seller decides; negotiated separately | Seller decides; negotiated separately | Seller decides; negotiated separately |
| Pricing from live comparables | Included | Varies — confirm scope | Typically not included |
| Preparation triage and staging plan | Included | Often an add-on | You handle it |
| Professional photography, floor plan and video | Included | Media package varies | Often an add-on |
| NWMLS entry and syndication | Included | Typically included | Included |
| Buyer-agent outreach and showings | Included | Varies — confirm scope | You handle it |
| Offer review and negotiation | Included | Varies — confirm scope | Typically not included |
| Inspection, appraisal and closing management | Included | Varies — confirm scope | You handle it |
| Cancellation terms | Varies — read the agreement | Varies — read the agreement | Varies — read the agreement |
Terms vary by brokerage, and the signed listing agreement controls. Category descriptions are not guarantees of any particular package. Confirm deliverables, minimum fees, add-ons, and cancellation charges before signing. A staging plan does not mean staging furnishings or preparation work are paid for.
Mercer Islandworked example at the feed's median asking price
These percentages are assumptions, not quotes, required rates, or measured local averages. Each fee row is an alternative scenario, not an additional charge. Total commission combines the listing fee and the buyer-agent concession shown; it excludes REET and other closing costs.
| Illustrative item | Amount |
|---|---|
| Assumed sale price (feed median asking price) | $2,390,000 |
| Listing-side fee at 2.5% | $59,750 |
| Listing-side fee at 3% | $71,700 |
| Buyer-agent concession if the seller offers 2% | $47,800 |
| Buyer-agent concession if the seller offers 2.5% | $59,750 |
| Total commission at 4.5% (2.5% listing + 2% buyer-side) | $107,550 |
| Total commission at 5% (2.5% listing + 2.5% buyer-side) | $119,500 |
| Total commission at 6% (3% listing + 3% buyer-side) | $143,400 |
| Dollar difference between 5% and 6% | $23,900 |
| Washington REET (graduated state tiers + King County 0.50% local) | $54,313 |
Dollar amounts are rounded to the nearest dollar and calculated from the feed's rounded asking-price figure. REET is separate from commission and uses the 2023–2026 schedule, plus King County's 0.50% local rate. Confirm the schedule for your closing date and the local rate for property outside King County.
FAQ
Mercer Island commission questions
What is the average commission on Mercer Island?
There is no fixed rate — island sellers typically pay 4%–6% total, with percentages often compressing at higher price points. On a $2.5M sale the spread between structures is tens of thousands of dollars, which is why the negotiation is about what the fee funds, not just the number.
Did the NAR settlement change what island sellers pay?
It changed the structure: buyer-agent compensation is negotiated separately in buyer-agency agreements, and sellers decide whether to contribute. At island price points sellers hold real leverage to handle concessions offer-by-offer rather than advertising them.
Who pays the buyer's agent on Mercer Island now?
The buyer is responsible under their agreement, but concession requests still arrive in offers. Island sellers can often hold firmer than mainland sellers — the buyer pool is less cash-constrained — and RexMont models each posture against your net before you commit.
Is a discount broker viable at island price points?
The fee savings are real and so is the risk concentration: pricing a waterfront tier wrong or negotiating an inspection softly costs multiples of any commission saved. Compare projected net under each model — at $2.5M+, execution quality dominates the fee spread.
What should the commission buy on an island listing?
Island-fluent pricing (waterfront and view tiers), estate-grade media including aerial and twilight, NWMLS exposure with privacy options, qualified-buyer screening, and disciplined negotiation through closing. If a broker cannot itemize it, keep interviewing.
What does a 1% listing fee usually exclude?
A 1% listing fee usually refers only to the listing side, not any buyer-agent concession the seller chooses to offer. Depending on the agreement, professional photography, floor plans, video, staging guidance, hosted showings, and transaction coordination may be limited or priced separately. Minimum fees, upfront charges, and cancellation costs can also change the total. Ask for a written list of included services and add-ons, then compare the full cost and who handles pricing, negotiations, inspection issues, and closing.
Mercer Island listing representation
Get a straight commission quote for your home.
Send the address and your timeline. RexMont will quote the fee, itemize exactly what it funds at island standards, and show your projected net proceeds — in writing, before you sign anything.