DNA Testing Locations - San Leon, TX

Paternity, Child Custody, Court

With 39 testing centers in the San Leon area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

39 DNA-Testing Centers in San Leon

Minutes Away, Test Today

527 9th Ave N Ste 101

6.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
527 9th Ave N Ste 101
Texas City, TX 77590

6801 Emmett F Lowry Expy

6.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6801 Emmett F Lowry Expy
Texas City, TX 77591

302 34th St South

7.24 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
302 34th St South
Texas City, TX 77590

1125 State Highway 3 Ste 180

7.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1125 State Highway 3 Ste 180
Texas City, TX 77591

7111 Medical Center Drive Suit,

7.42 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
7111 Medical Center Drive Suit,
Texas City, TX 77591

1102 Dickinson Ave

7.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1102 Dickinson Ave
Dickinson, TX 77539

3300 Fm 1765 Ste A

8.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3300 Fm 1765 Ste A
Texas City, TX 77590

2106 Fm 517 Rd E

8.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2106 Fm 517 Rd E
Dickinson, TX 77539

2434 Cedar Dr

8.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2434 Cedar Dr
La Marque, TX 77568

2600 Fm 1764 Rd Ste 190

8.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2600 Fm 1764 Rd Ste 190
La Marque, TX 77568

14025 Delaney St,

8.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14025 Delaney St,
La Marque, TX 77568

415 Biscayne Blvd

9.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
415 Biscayne Blvd
El Lago, TX 77586

676 Fm 517 Rd W

10.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
676 Fm 517 Rd W
Dickinson, TX 77539

2200 E Nasa Pkwy 1, Ste 220

10.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2200 E Nasa Pkwy 1, Ste 220
Nassau Bay, TX 77058

1108 Gulf Fwy S Ste 230

11.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1108 Gulf Fwy S Ste 230
League City, TX 77573

1202 Nasa Pkwy

11.78 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
1202 Nasa Pkwy
Houston, TX 77058

1120 Nasa Pkwy Ste 304

11.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1120 Nasa Pkwy Ste 304
Houston, TX 77058

700 Gemini Avenue Suite 110

12.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
700 Gemini Avenue Suite 110
Houston, TX 77058

125 Sylvan St

12.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
125 Sylvan St
La Porte, TX 77571

561 Medical Center Blvd.,

12.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
561 Medical Center Blvd.,
Webster, TX 77598

250 Blossom St Ste 270

13.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
250 Blossom St Ste 270
Webster, TX 77598

1009 S Broadway St

13.14 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1009 S Broadway St
La Porte, TX 77571

7111 Medical Center Dr Ste 200

13.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7111 Medical Center Dr Ste 200
Texas City, TX 77591

1309 W Fairmont Pkwy Ste X

13.39 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1309 W Fairmont Pkwy Ste X
La Porte, TX 77571

2027b 61st St

14.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2027b 61st St
Galveston, TX 77551

3354 E Fm 528 Rd

14.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3354 E Fm 528 Rd
Friendswood, TX 77546

2724 61st St Ste 1

15.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2724 61st St Ste 1
Galveston, TX 77551

2808 61st St Ste 200

15.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2808 61st St Ste 200
Galveston, TX 77551

4623 Fort Crockett Blvd

15.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4623 Fort Crockett Blvd
Galveston, TX 77551

2920 Todd Rd

15.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2920 Todd Rd
Galveston, TX 77554

1505 Winding Way Dr Ste 218

16.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1505 Winding Way Dr Ste 218
Friendswood, TX 77546

628 S Friendswood Dr

16.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
628 S Friendswood Dr
Friendswood, TX 77546

7720 Spencer Hwy

17.23 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7720 Spencer Hwy
Pasadena, TX 77505

5141 Center St

17.33 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
5141 Center St
Pasadena, TX 77505

1515 N Alexander Dr Ste 115

17.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1515 N Alexander Dr Ste 115
Baytown, TX 77520

6825 Spencer Hwy

17.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6825 Spencer Hwy
Pasadena, TX 77505

4600 E Sam Houston Pkwy S

17.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4600 E Sam Houston Pkwy S
Pasadena, TX 77505

4500 E Sam Houston Pkwy S Ste 135

17.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4500 E Sam Houston Pkwy S Ste 135
Pasadena, TX 77505

1700 James Bowie Dr

18.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1700 James Bowie Dr
Baytown, TX 77520

How It Works

Legal DNA test – when needing a DNA test for paternity, child custody or any court ordered purpose a legal DNA test must be performed at a testing center, the child/children and the alleged father will be scheduled to go to one of our many testing centers nationwide with appropriate documentation, identification, and the test will be performed by a qualified DNA test collector who will then send the specimen to a certified AABB laboratory. Results will be available in approximately 10 days after the laboratory receives the specimen.

Non-legal DNA test -this test is performed for informational purposes only, a DNA certified test kit will be sent to the purchaser via regular mail or overnight delivery. The kit will include clear instructions of how to perform the DNA test, the purchaser will utilize an oral fluid swab for the child/children and alleged father. upon completion the specimen will be placed in a prepaid delivery envelope and sent to our AABB certified laboratory. Results will be available in approximately 10 days after the specimens are received at the laboratory. Please remember the non-legal DNA test cannot be used in a court of law or for any legal purpose.

San Leon DNA Testing

DNA Testing Services Available at Our San Leon, TX Labs:

Located in San Leon, TX, Accredited Drug Testing provides state-of-the-art DNA testing services tailored to your needs. Whether you’re looking for paternity testing, verifying familial connections, or exploring ancestry, we ensure precise results with care and confidentiality, offering you clarity and peace of mind.

Testing Types Available:

Legal DNA Testing

Legal DNA tests are performed with chain-of-custody protocols at our San Leon, TX centers, aimed for court-admissible results in family law matters such as paternity, custody, and immigration cases, ensuring adherence to Galveston County regulations.

Non-Legal DNA Testing

Our non-legal DNA testing services in San Leon, TX offer insight into personal relationships without the formal processes, useful for peace of mind, ancestry exploration, and personal discovery, with flexible options that prioritize your convenience and privacy.

How Our DNA Testing Works

Start with a simple swab collection at any San Leon, TX center, conducted by certified professionals for optimal sample integrity. Once collected, samples are securely shipped to accredited labs.

At the lab, we conduct DNA sequencing and profiling, examining genetic markers to ensure accurate analysis. Advanced technology aids in thorough and precise examinations.

Receive your results in 3-5 days, accompanied by comprehensive reports via a secure portal. Each result undergoes thorough review to confirm accuracy before release.

Accuracy and Reliability

Accredited Drug Testing employs meticulous quality control, leveraging AABB-accredited labs to ensure test accuracy. Our certification and adherence to strict protocols guarantee consistently reliable DNA testing results that meet industry standards.

Our dedication to accuracy starts with certified collection specialists and extends to detailed analysis in state-of-the-art labs, providing you confidence in your DNA test outcomes and the subsequent decisions you make.

Common Reasons for DNA Testing in San Leon

Establishing parentage for custody/support.
DNA tests provide indisputable evidence of parentage, crucial for custody and support cases. This accurate, court-admissible data allows informed judicial decisions, ensuring reliable parental duties and financial provisions.

Confirming familial relationships.
Through DNA testing, familial connections become clear, verifying links between siblings or other relatives. Trusted genetic results help affirm bonds, resolve inheritance disputes, and secure familial relationships based on confirmed biology.

Immigration cases requiring proof of biological relationships.
For immigration, DNA tests offer concrete proof of biological ties needed for visa or citizenship approval. Legal DNA tests streamline family reunification by providing accurate documentation recognized by immigration authorities.

Adoption cases or identifying unknown biological relatives.
DNA tests assist in adoption cases by connecting individuals with unknown biological relatives, offering crucial insights into genetic origins, aiding emotional healing, and providing essential family medical background information.

Genealogy and ancestry exploration.
DNA testing in genealogy unravels ancestral roots and ethnic identities, enhancing knowledge of familial origins. These genetic insights help map cultural heritage and foster a profound connection with one's ancestral past.

San Leon Legal and Court-Admissible Testing

Our DNA testing services in San Leon, TX strictly follow the legal standards of Galveston County, ensuring that our tests meet accuracy and admissibility criteria for family court cases. We maintain rigorous chain-of-custody protocols, guaranteeing court-accepted results.

In family law scenarios within San Leon, TX, determining biological relationships is a pivotal necessity. Our certified DNA testing strictly complies with Galveston County's legal standards, preserving your results' credibility with comprehensive sample documentation.

Aligning with Galveston County's stringent court regulations, our DNA testing services support San Leon, TX families by delivering legally sound, clear evidence in complex family law cases. Depend on us for resolving custody concerns, inheritance issues, and paternity disputes justly.

San Leon Texas Community Resources

Galveston County Family Courts
Handles family law cases including those needing DNA evidence in San Leon, TX.

USCIS
The United States Citizenship and Immigration Services can require DNA testing for immigration cases.

Galveston County District Courts
Manage civil matters, including those involving DNA testing compliance.

Galveston County Courthouse
Main legal hub for handling court-admissible DNA testing processes.

Galveston County Health District
Provides public health resources and information on genetic health.

Texas Family Law Attorneys
A resource for finding family law attorneys in the region.

San Leon Drug Testing

Quickly find trusted local drug testing centers in San Leon, TX — fast, convenient, and reliable every time!

San Leon DOT Drug Testing

Quickly find a local DOT drug testing center in San Leon, TX — fast, reliable, convenient nationwide service!

San Leon DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around San Leon, TX.

San Leon Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in San Leon, TX.v

San Leon Hair Drug Testing

Get fast, accurate hair drug testing at our convenient San Leon, TX locations—results you can trust, every time!

San Leon Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in San Leon, TX.

San Leon Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in San Leon, TX.

San Leon 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by San Leon, TX employers and individuals nationwide.

San Leon 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for San Leon, TX workplace and personal testing needs.

San Leon On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your San Leon, TX workplace compliant.

San Leon DOT Physicals

Certified DOT physicals with quick, reliable exams to keep San Leon, TX drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

Yes. Accredited Drug Testing provides access to DNA collection locations nationwide. In most cases, individuals can be scheduled at a site close to their home, workplace, attorney’s office, or court jurisdiction for convenience.
Yes, if it is ordered as a legal paternity DNA test and collected under strict chain-of-custody procedures. During a legal test, each tested party’s identity is verified, the collector documents the handoff of the swabs, and the lab issues a report suitable for court, child support enforcement, and other official proceedings.
Accredited Drug Testing also offers non-legal DNA testing. This option still compares DNA profiles but does not require the same level of identity documentation or chain of custody. These results are for personal knowledge and are typically not intended for courtroom use.
Immigration-related DNA testing is used to confirm a claimed biological relationship, such as parent and child, when other documentation is incomplete or unavailable. Properly collected and documented DNA samples can be submitted as supporting evidence in visa or residency applications.
Most DNA tests use a painless cheek swab (buccal swab). A trained collector swabs the inside of the cheek to collect cells containing each person’s DNA. In legal and immigration cases, this process is witnessed, logged, and sealed to protect the integrity of the results.
Yes. Results are released only to the authorized requesting party, such as the tested adult, legal guardian, attorney, court/probation contact, or designated immigration representative. All results are handled under strict confidentiality and documented securely.
Yes. Accredited Drug Testing provides relationship DNA tests, including grandparent DNA tests, sibling tests, avuncular (aunt/uncle) tests, and other kinship analyses. These tests help establish or confirm a biological relationship when one or both biological parents cannot participate.
In many cases, DNA collection appointments can be arranged quickly to meet legal timelines, court dates, immigration requests, or custody hearings. The collection is performed at an approved location and then sent for laboratory processing.

Customer Reviews

Quick, Polite, Informative

Everyone has been quick to respond, polite, informative. It's been easy to order tests. I would recommend them to anyone to use.

April Rogers - 2/15/2025

Super Easy!

Super easy to set up an appointment through the phone. They walked me through all the steps and found me a location right near my house. Would definitely recommend!

Aldita Lumaj - 1/17/2025

Hassle Free Experience

It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.

Jim Raymond - 10/18/2024

Extremely pleasant

Initially Torrie helped me but I needed to call back. When I called back Kayla stepped in and finished my order. Both were extremely pleasant over the phone and provided wonderful customer service. Kudos to them!

Brynne Beverly - 4/19/2024

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024

Very helpful

They were very helpful in finding a place to get tested on the route back home! They made a difficult time seem easy with no judgement!

Anne Creden - 11/19/2024

Great service

Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!

Jesse Dupre - 4/12/2025

Polite

I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.

Sayre - 8/19/2024

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

This is by far the easiest

This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.

Jason Jackson - 7/19/2025


(800) 221-4291