Station data: California Bureau of Automotive Repair (BAR) Auto Shop Locator, retrieved September 18, 2026. Not affiliated with BAR.
BAR’s Auto Shop Locator lists 12 licensed smog check stations in San Mateo. 7 are STAR stations, 6 are test-only stations that inspect vehicles but do not make emissions repairs, and 6 are test-and-repair stations. Each listing shows the station’s address, phone number and BAR license number. BAR does not publish prices or opening hours, so call before you go, or use our free quote form and let stations come to you.
Most of these stations are in ZIP codes 94403 (5), 94401 (4), 94402 (3).
Smog check stations in San Mateo, CA
STAR stations are listed first, then alphabetically. Showing 12 of 12.
| Station | Address | Phone | Type | BAR license |
|---|---|---|---|---|
| 101 Test Express | 110 S Claremont ST, San Mateo, CA 94401 | (650) 430-0060 | STARTest only | #306158 |
| 4 Less Smog Check | 3925 South EL Camino Real, San Mateo, CA 94403 | (650) 762-8434 | STARTest only | #313986 |
| Master Mechanics and Smog | 71 21st Avenue A, San Mateo, CA 94403 | (650) 347-3652 | STARTest & repair | #275821 |
| Quik Smog | 1028 S Claremont Street, San Mateo, CA 94402 | (650) 578-9659 | STARTest & repair | #243205 |
| Smog Central | 2107 Palm Ave Unit B, San Mateo, CA 94403 | (650) 638-0230 | STARTest only | #297565 |
| Smogpro TW Automotive, INC. | 412 2nd Ave, San Mateo, CA 94401 | (650) 342-2730 | STARTest & repair | #302827 |
| STAR Smog San Mateo | 1626 S. EL Camino Real, San Mateo, CA 94402 | (650) 667-5200 | STARTest only | #289145 |
| Bayside Auto Care | 1890 South Norfolk Street, San Mateo, CA 94403 | (650) 312-8383 | Test only | #250456 |
| Crystal Springs Service INC | 700 Polhemus Road, San Mateo, CA 94402 | (650) 573-1881 | Test & repair | #235124 |
| E & J Auto Repair | 317 South Norfolk ST, San Mateo, CA 94401 | (650) 375-8989 | Test & repair | #204342 |
| Norfolk Auto Service | 2051 S Norfolk ST, San Mateo, CA 94403 | (650) 345-7556 | Test & repair | #199385 |
| Speedy STAR Smog Check Only | 402 North EL Camino Real A, San Mateo, CA 94401 | (408) 637-0821 | Test only | #317319 |
Get Free Quotes in San Mateo
Tell us your vehicle and we will match you with a station.
Get Free Quotes →Smog check questions in San Mateo
How much does a smog check cost in San Mateo?
BAR does not regulate smog check prices, so each station in San Mateo sets its own. The station must give you an estimate that you approve before the inspection starts, and it must charge the $8.25 Smog Check certificate fee. Call two or three stations before you go. Our cost guide explains what moves the price.
How long does a smog check take in San Mateo?
BAR says an inspection usually takes about 30 minutes. Time spent waiting depends on the station, so call ahead. More in our guide to smog check times.
Do I need a STAR station in San Mateo?
Only if your DMV registration renewal notice says "Smog Certification Required at a STAR station". Otherwise you can use any station licensed to do smog checks. 7 of the 12 stations listed above are STAR stations. See what STAR means.
Do I need a smog check in San Mateo?
If your DMV registration renewal notice says a smog certification is required, yes. Most gasoline, hybrid and alternative-fuel vehicles from model year 1976 on need a smog check every other year, with exceptions listed in our requirements guide.
STAR, test-only or test-and-repair?
BAR describes three kinds of stations that can perform an inspection. A test-and-repair station performs smog checks and emissions repairs. A test-only station performs smog checks but does not make emissions repairs. A STAR station meets higher performance standards and can inspect all vehicles, including high-polluting ones. Read the full comparison in our test-only vs test-and-repair guide.
Other cities in San Mateo County
Burlingame, Daly City, Redwood City. See the San Mateo County page for the rest of the county.