DNA Testing in Houston, TX
Need a court-admissible DNA test in Houston? Order online and each participant walks into one of 6 LabCorp centers in the Houston area that collect legal DNA under chain of custody. A trained collector checks each person's identification, witnesses the cheek swab, and seals the sample on the spot. You do not need to share a center: mother in one part of town, child in another is routine. Results post privately to your online account, usually in 3 to 5 business days. No appointment and no insurance needed. Serving Houston since 2008. Legal DNA testing in Houston runs through six LabCorp collection sites approved for witnessed paternity work, from the Heights on W 20th Street down to the Medical Center towers on Fannin. Every person being tested picks their own center, so a father near Willowbrook and a child in Meyerland never have to cross town to the same waiting room. The paperwork travels electronically; the answer holds up in a Harris County courtroom.
🔒 100% confidential
⚖️ Court-admissible chain of custody
💵 All-in pricing - no fees at checkout, ever
📄 Results usually in 3 to 5 business days
Not sure which test you need? Talk to a Care Advisor - no pressure, just answers. Since 2008.
(866) 873-0879
Have your ZIP code ready - we'll find your nearest test center and the right test while you're on the phone.
LabCorp
Nearest to you
6400 FANNIN ST Suite 2030, Houston, TX 77030
Mon-Fri: 8:00AM-4:30PM
Test centers don't accept payment - you pay securely here; the center just does the draw.
Over 4,500 testing centers nationwide · 48 states, including New York
Legal DNA collection centers in Houston
Each participant can be collected at their own site; they never have to go together. Every collection is witnessed and sealed under chain of custody.
6400 FANNIN ST Suite 2030, Houston, TX 77030
LabCorp
🕐 Mon-Fri: 8:00AM-4:30PM
Directions →
427 W 20th St Ste 504, Houston, TX 77008
LabCorp
🕐 Mon-Fri: 8:00AM-4:30PM
Directions →
5420 Dashwood Dr Suite 205, Houston, TX 77081
LabCorp
🕐 Mon-Fri: 7:30AM-4:30PM
Directions →
7207 Gessner Rd, Houston, TX 77040
LabCorp
🕐 Mon-Fri: 8:00AM-3:30PM
Directions →
Test centers don't accept payment - you pay securely here; the lab just does the collection.
Getting tested in Houston
The Fannin Street site sits inside the Medical Center with garage parking, while the Gessner and Fallbrook locations serve the west and northwest sides with free lots at the door. If you are coming from Spring or The Woodlands, the Dotson Road center off I-45 North saves the drive downtown.
Questions people in Houston ask us
Every one of these gets asked on the phone daily. No judgment, just answers.
Do we all have to go to the same test center?
No, and in most cases people don't. Each person being tested picks their own center when you order, walks in on their own schedule, and the laboratory links the sealed samples into one case. Mother in one city, child in another is routine, and the result carries the same weight as if everyone had been collected side by side.
What does everyone bring to their collection?
Valid identification: a driver's license, state ID, insurance card, or anything showing their name. The collector verifies who each person is, witnesses the cheek swab, and seals the sample into a chain-of-custody package on the spot. That verification is exactly what makes the result court-admissible. A child under 18 comes with a consenting guardian instead of their own ID.
Will the result hold up in court?
Yes. Courts, child support agencies, and USCIS accept witnessed chain-of-custody DNA results, and that standard is the entire difference between this test and a home kit. The science is the same; the difference is that a trained collector verified who gave each sample and documented every step. You can order it yourself today and the result is admissible if you ever need it to be.
How fast do results come back?
Usually 3 to 5 business days after the last person is collected. The clock starts when everyone has walked in, so the fastest cases are the ones where each participant goes early. Results post to your secure online account, and you alone decide who sees them.
Can a child be tested, and who has to agree to it?
Any age, newborn up. The cheek swab is painless and takes seconds. A minor is collected with a consenting guardian present who signs on their behalf; that is the operational rule at every center. If custody of the child is itself the dispute, call us at (866) 873-0879 first and a Care Advisor will walk through how collection works in your situation.
Can the father and child test at different Houston locations?
Yes, and in Houston they usually do. Each participant selects their own collection site when you order, the paperwork goes to both, and the lab links the samples into one case. Different sides of town, even different cities, same court-admissible result.
