New Balance 550 Sea Salt Slate Grey
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Quick Answer
Across sizes, the New Balance 550 Sea Salt Slate Grey averages about $164 on the resale market. Your size may cost more or less.
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Live Resale Prices
The lowest ask on each marketplace right now — usually an odd size. Most sizes trade around $164; see prices by size below.
Each card is that marketplace's lowest ask across all sizes — your size may cost more. See prices by size below.
Sizing New Balance 550
True to size · 9 of 16 collectors
- “TTS and very average comfort, similar to Air Force 1.”r/Sneakers · May 2021
- “I would stay TTS. A little too narrow for 1/2 size down.”r/Sneakers · Mar 2022
- “I have wide feet and went TTS, the toe box feels quite snug already”r/Newbalance · May 2021
Based on 16 comments across 11 threads, newest Nov 2022. Checked Oct 7, 2026.
Release Details
Release Date
March 21, 2025
Retail Price
$120
Colorway
Sea Salt/Slate Grey
SKU
BB550LEM
Gender
unisex
Silhouette
550
Price Analysis
The New Balance 550 Sea Salt Slate Grey in the "Sea Salt/Slate Grey" colorway is a New Balance release. It released on March 21, 2025.
The New Balance 550 Sea Salt Slate Grey is currently trading at $164 on the resale market, a 37% premium over its $120 retail price. Prices have been stable. Our model projects values around $131 over the next 30 days. SneakerPing's Worth It Score rates this shoe a 4.7 out of 10 — "Fair".
As of October 14, 2026, the New Balance 550 Sea Salt Slate Grey averages $164 across sizes on StockX, GOAT and eBay - 37% above its $120 retail price. The shoe recorded 3 sales in the last 30 days.
Price History
Daily resale prices for the New Balance 550 Sea Salt Slate Grey through September 23, 2026, down 32% across 4 daily observations.
Daily resale price, averaged across sizes.
Price Forecast
Our 30-day outlook: prices look likely to stay stable (High confidence). Current model estimate $131. Forecast generated on July 23, 2026.
That is our forecast for this shoe overall, averaged across sizes, not a price for one size. Your size can land above or below it.
Prices by Size
| Size | StockX | GOAT |
|---|---|---|
| 4.5 | — | $202 |
| 5 | — | $214 |
| 5.5 | $120 | $138 |
| 6 | $137 | $113 |
| 6.5 | $120 | $129 |
| 7 | $123 | $149 |
| 7.5 | — | $215 |
| 8 | $251 | $142 |
| 8.5 | $90 | $317 |
| 9 | $140 | $214 |
| 9.5 | — | $214 |
| 10 | — | $210 |
| 11 | — | $317 |
| 13 | $115 | $176 |
| 14 | $125 | $119 |
New Balance 550s fit true to size. The fit is roomy enough to accommodate most foot widths.
More New Balance 550 Releases
New Balance 550 Golf SL White Green Black
April 16, 2025
New Balance 550 Sea Salt Reflection Midnight
April 13, 2025
New Balance 550 Sea Salt Reflection Team Red
April 13, 2025
New Balance 550 Sea Salt Slate Grey (GS)
March 21, 2025
New Balance 550 Navy Electric Sky
March 20, 2025
New Balance 550 Sea Salt Classic Crimson
March 20, 2025
Where to buy the New Balance 550
Compare lowest asks across StockX, GOAT and eBay for every New Balance 550 colorway we track.
How other 550 colorways are performing
Recent 550 colorways resell for an average of -20% versus retail. Here is how comparable releases are trading now — a useful reference for where this pair's resale value may settle.
| Colorway | Retail | Resale | vs Retail |
|---|---|---|---|
| New Balance 550 Triple Black | $110 | $188 | +71% |
| New Balance 550 White Black Moonrock | $110 | $99 | -10% |
| New Balance 550 Aime Leon Dore White Navy | $130 | $103 | -21% |
| New Balance 550 White Grey (GS) | $80 | $45 | -44% |
| New Balance 550 Vintage Pack Heron Blue | $130 | $73 | -44% |
| New Balance 550 UNC White Dusk Blue (Women's) | $110 | $30 | -73% |
Resale figures reflect recent sales tracked across StockX, GOAT, and eBay.
Frequently Asked Questions
How much is the New Balance 550 Sea Salt Slate Grey reselling for right now?
The New Balance 550 Sea Salt Slate Grey averages about $164 across sizes on resale platforms like StockX and GOAT. That is a 37% premium over the $120 retail price.
When did the New Balance 550 Sea Salt Slate Grey release?
The New Balance 550 Sea Salt Slate Grey originally released on March 21, 2025 at a retail price of $120.
Is the New Balance 550 Sea Salt Slate Grey worth buying?
SneakerPing rates the New Balance 550 Sea Salt Slate Grey a 4.7/10 — "Fair". Check current market prices before committing.
Where can I buy the New Balance 550 Sea Salt Slate Grey?
The New Balance 550 Sea Salt Slate Grey is available on resale platforms including StockX, GOAT, and eBay. If restocks occur, check the New Balance website and authorized retailers.
What sizes does the New Balance 550 Sea Salt Slate Grey come in?
The New Balance 550 Sea Salt Slate Grey is typically available in men's US sizes 4–18, with select colorways also releasing in women's and grade school sizing. Size availability varies by retailer, so check StockX or GOAT for current stock.
What will the New Balance 550 Sea Salt Slate Grey resale price be in 30 days?
SneakerPing's pricing model projects the New Balance 550 Sea Salt Slate Grey to trade around $131 over the next 30 days. Market conditions appear stable at this time. That projection is for the New Balance 550 Sea Salt Slate Grey overall rather than for a single size, and it is based on historical sales data and current market signals. Your size may land above or below it.
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