Smog Check stations in San Joaquin County, California
California's Bureau of Automotive Repair (BAR) lists 102 Smog Check stations in San Joaquin County, 1.7% of California's 5,945. 66 Test & Repair, 36 Test Only. 18 have a licence first issued in 2025 or 2026; the earliest original issue date in the county is from 1988. They are spread over 8 towns; the most are in Stockton (49), Tracy (18), Lodi (16).
Who needs a test, how often and what it costs: California emissions testing rules.
All 102 Smog Check stations
By town, then name. Click a column to sort.
| Station | Address | Type | BAR licence | Licence first issued |
|---|---|---|---|---|
| Main Street Garage | 1906 Main Street, Escalon 95320 | Test & Repair | 297105 | 2020 |
| Mcdowell Davis Towing Auto Repair | 1360 Escalon Ave, Escalon 95320 | Test & Repair | 201085 | 1998 |
| Quality Auto Smog | 8115 S El Dorado Street, French Camp 95231 | Test Only | 250542 | 2007 |
| Lathrop Quick Smog | 189 D'arcy Parkway, Lathrop 95330 | Test Only | 312441 | 2025 |
| Lathrop Smog | 15151 Old Harlan Rd, Lathrop 95330 | Test & Repair | 289396 | 2018 |
| A - One Smog & Repair | 840 S Cherokee Ln, Lodi 95240 | Test & Repair | 274180 | 2013 |
| Abbetter Smog | 617 E Pine St Suite D, Lodi 95240 | Test Only | 293742 | 2019 |
| Alpine Smog And Auto Sales | 701 E Lodi Ave, Lodi 95240 | Test & Repair | 277578 | 2014 |
| Andy's Mobile Auto Repair | 608 S Sacramento St, Lodi 95240 | Test & Repair | 288269 | 2019 |
| Astar Smog And Diagnostics | 420 W Kettleman Ln Ste B, Lodi 95240 | Test & Repair | 299398 | 2021 |
| Express Smogs Lodi | 320 N Cherokee Ln Ste B, Lodi 95240 | Test Only | 300151 | 2021 |
| Golden State Automotive Llc | 4 Houston Ln 1, Lodi 95240 | Test & Repair | 307806 | 2025 |
| Guls Automotive Repair | 125 E Lodi Ave, Lodi 95240 | Test & Repair | 288941 | 2017 |
| Ken Lungs Lodi Tire Service Inc | 240 N Cherokee Lane, Lodi 95240 | Test & Repair | 233580 | 2004 |
| Lodi Auto Repair & Smog Inc | 2501 S Stockton St #c, Lodi 95240 | Test & Repair | 255447 | 2008 |
| Lodi Quick Smog | 335 E Kettleman Lane # E, Lodi 95240 | Test Only | 280441 | 2015 |
| Lodi Toyota | 1020 S. Beckman Rd, Lodi 95240 | Test & Repair | 303803 | 2022 |
| Md Smog Check Center | 1004 S Cherokee Lane Suite F, Lodi 95240 | Test & Repair | 248898 | 2013 |
| Pauls Smog & Auto Repair | 421 S Central Ave, Lodi 95240 | Test & Repair | 97461 | 1988 |
| Sanborn Chevrolet Inc | 1210 South Cherokee Lane, Lodi 95240 | Test & Repair | 218471 | 2003 |
| Valley Smog And Repair | 312 East Kettleman Ln, Lodi 95240 | Test & Repair | 235105 | 2005 |
| All Pro Smog | 178 Button Ave., Manteca 95336 | Test Only | 268814 | 2012 |
| Cabral Western Motors Inc | 1145 W Yosemite Ave, Manteca 95336 | Test & Repair | 79703 | 1988 |
| Freedom Smog | 195 S. Union Rd, Manteca 95337 | Test Only | 270071 | 2012 |
| Greenlight Smog | 852 North Main Street, Manteca 95336 | Test Only | 313438 | 2025 |
| In Shape Smog Check Test Only Center | 1039 W Yosemite Ave, Manteca 95337 | Test Only | 229303 | 2004 |
| Jc Automotive | 760 N Main Street, Manteca 95336 | Test & Repair | 199962 | 2000 |
| Manteca Ford Mercury Inc | 555 N Main St, Manteca 95336 | Test & Repair | 185962 | 1995 |
| Protouch Auto Repair | 255 Moffat Blvd, Manteca 95336 | Test & Repair | 241779 | 2005 |
| Sandhu Smog Check Star Station | 2072 W Yosemite Ave #102, Manteca 95337 | Test Only | 298912 | 2021 |
| Sky Auto Repair | 656 Industrial Park Dr, Manteca 95337 | Test & Repair | 257810 | 2012 |
| Smog Star Manteca | 2131 West Yosemite Avenue, Manteca 95337 | Test Only | 314304 | 2025 |
| Speedee Oil Change And Tune Up | 245 W Louise Ave, Manteca 95336 | Test & Repair | 263703 | 2011 |
| Petersen Smog & Automotive | 106 2nd St, Ripon 95366 | Test & Repair | 298154 | 2020 |
| Ripon Smog | 447 Parallel Ave 6a, Ripon 95366 | Test & Repair | 268840 | 2026 |
| A-1 Smog | 521 N Wilson Way, Stockton 95205 | Test Only | 252671 | 2007 |
| A+ Auto Repair & Smog | 9170 Thornton Road, Stockton 95209 | Test & Repair | 315602 | 2026 |
| Affordable Auto Repair And Smog | 121 S Wilson Way, Stockton 95205 | Test & Repair | 285449 | 2016 |
| All Pro Smog Tire & Wheel | 7823 Thornton Rd, Stockton 95207 | Test & Repair | 278406 | 2016 |
| Alonso's Auto Repair | 1021 E Park St, Stockton 95205 | Test & Repair | 270718 | 2012 |
| Auto Service El Dorado | 2070 South El Dorado Street, Stockton 95206 | Test & Repair | 309180 | 2024 |
| Cal State Smogs | 4304 E Fremont St Suite A, Stockton 95215 | Test Only | 300469 | 2021 |
| California Auto Tech | 321 N Stanislaus St, Stockton 95202 | Test & Repair | 273891 | 2013 |
| Chase Chevrolet Co | 6441 Holman Rd, Stockton 95212 | Test & Repair | 5007 | 1988 |
| Country Club Service | 1403 Country Club Blvd Suite C, Stockton 95204 | Test & Repair | 237297 | 2022 |
| Eco Smog | 2420 Waterloo Rd, Stockton 95205 | Test Only | 302327 | 2022 |
| Enviro Smog Star Station | 2373 North Wilson Way, Stockton 95205 | Test Only | 284161 | 2016 |
| Flore's Smog Test Only | 2600 North Wilson Way, Stockton 95205 | Test Only | 311061 | 2024 |
| Golden Gate Smog Inc | 3200 E Main Street, Stockton 95205 | Test & Repair | 220081 | 2002 |
| Golden Smog Check | 408 N. California St., Stockton 95202 | Test Only | 295830 | 2019 |
| Golden Star Smog | 4049 West Ln, Stockton 95204 | Test & Repair | 279082 | 2025 |
| Golden State Auto Repair | 328 S California St, Stockton 95203 | Test & Repair | 272431 | 2013 |
| Guarantee Auto Repair | 1611 South Mariposa Rd, Stockton 95205 | Test & Repair | 249067 | 2007 |
| Hammer Lane Smog Center | 3008 E Hammer Lane #101, Stockton 95212 | Test Only | 273180 | 2013 |
| J T Auto Care & Smog | 2305 S Airport Way, Stockton 95206 | Test & Repair | 285340 | 2016 |
| Javiers Smogtime | 524 E Fremont Street, Stockton 95202 | Test Only | 222104 | 2003 |
| Js Quick Smog Llc | 1608 Adelbert Avenue, Stockton 95215 | Test Only | 317133 | 2026 |
| Larrys Auto Repair | 308 N Grant St, Stockton 95202 | Test & Repair | 291211 | 2018 |
| Main Street Smog & Repair | 4403 East Main Street, Stockton 95215 | Test & Repair | 312267 | 2025 |
| Martinis Automotive Inc | 4032 N El Dorado Street, Stockton 95204 | Test & Repair | 228881 | 2003 |
| Mataga Automotive Inc | 3261 Auto Center Cir, Stockton 95212 | Test & Repair | 244735 | 2006 |
| Mavo Smog Vssi & Registration | 3934 Coronado Avenue, Suite D, Stockton 95204 | Test & Repair | 314724 | 2025 |
| Mercedes-Benz Of Stockton | 10777 Trinity Parkway, Stockton 95219 | Test & Repair | 275967 | 2021 |
| Moe Auto Repair | 2255 South Airport Way, Stockton 95206 | Test & Repair | 311546 | 2025 |
| Mr Smog & Muffler | 530 N Union St, Stockton 95205 | Test & Repair | 162695 | 2007 |
| Multi Auto Service & Smog | 109 N Airport Way, Stockton 95205 | Test & Repair | 271599 | 2013 |
| Ohana Car Care Center | 1204 Enterprise St, Stockton 95204 | Test & Repair | 272801 | 2013 |
| Perlu Advanced Automotive Repair | 1033 E March Ln, Stockton 95210 | Test & Repair | 285658 | 2016 |
| Peter Smog Center | 720 East Hammer Ln Unit B5, Stockton 95210 | Test Only | 232133 | 2004 |
| San Joaquin Smog Test | 1403 E Miner Avenue, Stockton 95205 | Test & Repair | 233177 | 2013 |
| Smog 1st | 6226 Pacific Ave, Stockton 95207 | Test & Repair | 266291 | 2013 |
| Smog City Of Stockton | 1121 E Bianchi Rd, Stockton 95210 | Test Only | 291478 | 2018 |
| Stockton 5 Star Smog Check | 8714 Thornton Rd #c, Stockton 95209 | Test Only | 270722 | 2012 |
| Stockton Auto Care | 1025 E Park Street, Stockton 95205 | Test & Repair | 240289 | 2009 |
| Stockton Auto Repair | 5897 Pacific Avenue, Stockton 95207 | Test & Repair | 312044 | 2025 |
| Stockton Dodge Inc | 3333 Auto Center Cir, Stockton 95212 | Test & Repair | 2950 | 2022 |
| Stockton Hyundai | 2979 Auto Center Circle, Stockton 95212 | Test & Repair | 315028 | 2026 |
| Stockton Smog Shop | 1789 W Charter Way, Stockton 95206 | Test Only | 268091 | 2012 |
| Toole's Stockton | 847 North El Dorado Street, Stockton 95202 | Test & Repair | 315485 | 2026 |
| Toyota Town | 2150 E Hammer Ln, Stockton 95210 | Test & Repair | 103206 | 1988 |
| Tri Star Smog | 347 South Commerce Street, Stockton 95203 | Test Only | 311006 | 2025 |
| West Automotive | 2303 West Lane, Stockton 95205 | Test Only | 290798 | 2026 |
| West Lane Brake & Tune | 8129 N West Lane, Stockton 95210 | Test & Repair | 264160 | 2011 |
| Xpress Auto Lube Center | 2593 Waterloo Rd, Stockton 95205 | Test & Repair | 280027 | 2016 |
| 6th Street & Macarthur Smog Test Only Llc | 493 E 6th St Unit J, Tracy 95376 | Test Only | 306035 | 2023 |
| All Pro Smog | 543 West Grant Line Rd Unit 203, Tracy 95376 | Test Only | 259099 | 2009 |
| All Star Smog | 3402 Mars Ct #106, Tracy 95377 | Test Only | 305460 | 2023 |
| Great American Smog Test Center | 474 W Grant Line Road Ste 100, Tracy 95376 | Test Only | 260405 | 2010 |
| Joe's Smog Shack Inc | 500 E. 10th St Unit E, Tracy 95376 | Test & Repair | 278657 | 2014 |
| Mhz Auto Inc. | 7784 W 11th Street, Tracy 95304 | Test Only | 300465 | 2021 |
| Novus Motors | 7938 W 11th St Ste 7939, Tracy 95304 | Test Only | 303746 | 2022 |
| Smog Guys | 2800 Auto Plaza Way Ste 170, Tracy 95304 | Test & Repair | 308555 | 2024 |
| Smog Star Express | 22 East 8th Street, Tracy 95376 | Test Only | 311603 | 2025 |
| Speedee Oil Change And Auto Service | 711 West Grant Line Road, Tracy 95376 | Test & Repair | 277912 | 2014 |
| Tracy Chevrolet | 3400 Auto Plaza Parkway, Tracy 95304 | Test & Repair | 254179 | 2008 |
| Tracy Chrysler Dodge Jeep Ram | 3460 Naglee Rd, Tracy 95304 | Test & Repair | 297517 | 2022 |
| Tracy Ford Mercury | 3500 Auto Plaza Way, Tracy 95304 | Test & Repair | 261646 | 2015 |
| Tracy Honda | 3450 Auto Plaza Wy, Tracy 95376 | Test & Repair | 181244 | 1999 |
| Tracy Smog Center | 10 W Grantline Rd, Tracy 95376 | Test Only | 231765 | 2004 |
| Tracy Test Only | 1100 W 11th St #a, Tracy 95376 | Test Only | 268096 | 2012 |
| Tracy Volkswagen | 2605 Auto Plaza Dr, Tracy 95304 | Test & Repair | 270133 | 2022 |
| Valley Smogtech | 24588 South Macarthur Drive, Tracy 95376 | Test Only | 316513 | 2026 |