Where Are the Most Car Washes in the U.S.? (2026 County Data)
Using Valtr market data, here are the U.S. counties with the most car washes — 18,365 counted across 1100 counties.
If you're weighing whether to start a car washe business, the first question isn't "is it profitable" in the abstract — it's how saturated is your specific market. We pulled the Valtr market data to map exactly where car washes cluster.
The data
Across the 1100 U.S. counties with reportable data, the Census counts 18,365 car washes. The most concentrated county is Los Angeles County, California with 604.
Top 25 counties by number of car washes
| # | County | Establishments |
|---|---|---|
| 1 | Los Angeles County, California | 604 |
| 2 | Harris County, Texas | 285 |
| 3 | Cook County, Illinois | 260 |
| 4 | Maricopa County, Arizona | 238 |
| 5 | Orange County, California | 230 |
| 6 | San Diego County, California | 194 |
| 7 | Tarrant County, Texas | 169 |
| 8 | Broward County, Florida | 162 |
| 9 | Riverside County, California | 156 |
| 10 | San Bernardino County, California | 150 |
| 11 | Orange County, Florida | 145 |
| 12 | Dallas County, Texas | 145 |
| 13 | Miami-Dade County, Florida | 141 |
| 14 | Palm Beach County, Florida | 137 |
| 15 | Suffolk County, New York | 136 |
| 16 | Clark County, Nevada | 129 |
| 17 | Wayne County, Michigan | 125 |
| 18 | Nassau County, New York | 114 |
| 19 | Hillsborough County, Florida | 110 |
| 20 | Bexar County, Texas | 110 |
| 21 | Queens County, New York | 98 |
| 22 | King County, Washington | 94 |
| 23 | Sacramento County, California | 94 |
| 24 | Middlesex County, Massachusetts | 93 |
| 25 | Salt Lake County, Utah | 92 |
Density isn't destiny — a high count can mean strong demand or a saturated market. Score your specific location with Valtr to see whether the numbers say go or stop where you are.
Source: Valtr market data
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