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Tesla's 52% US EV share is a rival retreat: dealer EV sales fell 56.5% in Aug 2026 vs Aug 2025

US EV market, read from sold and live listings at US dealer websites.

MarketCheck Market Insights · Sep 28, 2026Week of Sep 28, 2026

Tesla's 52% US EV share is a rival retreat: dealer EV sales fell 56.5% in Aug 2026 vs Aug 2025

Insider Monkey reported on Sep 26, 2026 that Tesla's share of the US EV market rose to 52% through Aug 2026, up from 43% a year earlier, citing Motor Intelligence data reported by the Wall Street Journal. The story concerns the US market, and it also notes Tesla's own US sales fell 16% over that period while the overall US EV market contracted 30%. Looked at from the dealer side, the share move reads as a retreat by the brands that sell through dealers rather than growth at Tesla. MarketCheck sold-vehicle data shows new battery-electric sales at US franchise and independent dealer websites fell 56.5% in Aug 2026 against Aug 2025, from 72,237 units to 31,445.

What the data shows

Measure Aug 2025 Sep 2025 Oct 2025 Aug 2026 Aug 2026 vs Aug 2025
New EV sales (units) 72,237 71,713 27,975 31,445 -56.5%
Median asking price ($) $55,561 $56,830 $60,213 $49,469 -11.0%
Average price vs MSRP (%, mean-based) -6.39% -6.40% -4.44% -3.80% discount 2.59 points narrower
Median days on market (days) 76 70 68 60 -16 days

Dealer EV sales held near 72,000 through Sep 2025 and then fell to 27,975 in Oct 2025, a level the market has not recovered from. The data records the break but not its cause.

Caption: MarketCheck sold-vehicle data, new battery-electric vehicles sold at US franchise and independent dealer websites, Aug 2025, Sep 2025, Oct 2025 and Aug 2026. Prices are medians of advertised asking prices. The MSRP column is a mean.

Make Aug 2025 sales (units) Aug 2026 sales (units) Change (%)
Chevrolet 10,756 3,038 -71.8%
Ford 9,689 2,085 -78.5%
Honda 8,662 1,786 -79.4%
Cadillac 5,787 3,773 -34.8%
Kia 4,996 2,987 -40.2%
BMW 3,196 1,593 -50.2%
Hyundai 2,936 4,460 +51.9%
Toyota below 2,546 (outside top 10) 4,587 not comparable

The dealer EV leaderboard reshuffled. Toyota and Hyundai led in Aug 2026, while the three biggest dealer EV sellers of Aug 2025 lost between 71.8% and 79.4% of their volume.

Caption: MarketCheck sold-vehicle data, new battery-electric vehicle sales by make, top 10 makes at US dealer websites, Aug 2025 and Aug 2026.

Why it matters

What to watch

How this was measured

Sales are listings that left US franchise and independent dealer websites under sold-detection rules, not registrations. Prices are advertised asking prices. Auction, private and direct-to-consumer sales, including Tesla, are excluded. Year-on-year compares Aug 2026 with Aug 2025, and the percentage changes are simple differences of the figures shown.

APIs used: MarketCheck Sold Summary API (the get_sold_summary tool in the MarketCheck MCP; docs https://docs.marketcheck.com/docs/get-started/api/mcp/tools/sold-summary) for new BEV sales by make at US dealer websites, and the Inventory Search API, GET /v2/search/car/active (https://docs.marketcheck.com/docs/api/cars/inventory/inventory-search) for the live new EV listing count, price and days-on-market stats on Sep 28, 2026. API keys: https://developers.marketcheck.com.

The story we checked

"Tesla's US EV Market Share Rises to 52% Amid Overall Market Contraction", Insider Monkey, Sep 26, 2026. Fact-check tally: 5 verified, 0 unverifiable. The verified items include Tesla at 52% of US EV sales through Aug 2026 against 43% a year earlier, Tesla's 16% US sales decline, the 30% contraction in the overall US EV market, new EV sales down 46.9% in Aug 2026 against Aug 2025 as reported by Cox Automotive and Kelley Blue Book, and the reading that Tesla's share gain reflects rivals falling faster than Tesla.

You can run the same read in MarketCheck AI Desk (install: https://ai.marketcheck.com/install).

Reproduce this

The story we checkedTesla's US EV Market Share Rises to 52% Amid Overall Market Contraction, insidermonkey.com, Sep 26, 2026