DNA Testing Locations - Clayton, MO

Paternity, Child Custody, Court

With 30 testing centers in the Clayton 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.

30 DNA-Testing Centers in Clayton

Minutes Away, Test Today

9556 Manchester Rd

0.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9556 Manchester Rd
Saint Louis, MO 63119

8730 Big Bend Blvd Ste A

2.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8730 Big Bend Blvd Ste A
Saint Louis, MO 63119

455 S Kirkwood Rd

2.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
455 S Kirkwood Rd
Kirkwood, MO 63122

10296 Big Bend Rd Ste 110

2.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10296 Big Bend Rd Ste 110
Saint Louis, MO 63122

120 Kenrick Plz

3.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
120 Kenrick Plz
Saint Louis, MO 63119

225 S Meramec Ave Ste 305

3.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
225 S Meramec Ave Ste 305
Clayton, MO 63105

2321 Mccausland Ave Ste B

3.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2321 Mccausland Ave Ste B
Saint Louis, MO 63143

8300 Valcour Ave

3.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8300 Valcour Ave
Saint Louis, MO 63123

642 Clayton Rd.

4.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
642 Clayton Rd.
Saint Louis, MO 63117

1000 Des Peres Road Suite 200

4.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1000 Des Peres Road Suite 200
St. Louis, MO 63131

1050 Old Des Peres Rd Ste 100

4.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1050 Old Des Peres Rd Ste 100
Saint Louis, MO 63131

6555 Chippewa St Ste 100

4.15 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6555 Chippewa St Ste 100
Saint Louis, MO 63109

6542 Manchester Ave

4.29 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
6542 Manchester Ave
Saint Louis, MO 63139

615 S New Ballas Rd

4.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
615 S New Ballas Rd
Saint Louis, MO 63141

2348 Hampton Ave

4.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2348 Hampton Ave
Saint Louis, MO 63139

2331 Hampton Ave

4.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2331 Hampton Ave
Saint Louis, MO 63139

13610 Barrett Office Dr Ste 100

5.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13610 Barrett Office Dr Ste 100
Manchester, MO 63021

11550 Olive Blvd

5.41 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
11550 Olive Blvd
Saint Louis, MO 63141

11700 Studt Ave

5.44 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
11700 Studt Ave
Creve Coeur, MO 63141

747 N New Ballas Road

5.53 mi
🕑 Facility: Mon–Fri: 08:00 AM - 04:30 PM⚡ Drug Screens: Mon–Fri: 08:30 AM - 04:00 PM
747 N New Ballas Road
Creve Coeur, MO 63141

28 Ronnies Plz

5.57 mi
🕑 Facility: Mon–Fri: 07:00 AM - 05:00 PM⚡ Drug Screens: Mon–Fri: 07:30 AM - 04:30 PM
28 Ronnies Plz
Saint Louis, MO 63126

5000 Manchester Ave

6.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5000 Manchester Ave
Saint Louis, MO 63110

128 Matrix Commons Dr

6.18 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
128 Matrix Commons Dr
Fenton, MO 63026

40 N Kingshighway,

6.58 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-2:30 PM • Sat: 9:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
40 N Kingshighway,
Saint Louis, MO 63108

12345 W Bend Dr

6.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12345 W Bend Dr
Saint Louis, MO 63128

10010 Kennerly Rd

6.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10010 Kennerly Rd
Saint Louis, MO 63128

1066 Executive Parkway Dr Ste 200

6.89 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1066 Executive Parkway Dr Ste 200
Saint Louis, MO 63141

9950 Kennerly Rd,

6.97 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM • Sat: 8:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
9950 Kennerly Rd,
Saint Louis, MO 63128

1868 Craigshire Rd

7.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1868 Craigshire Rd
Saint Louis, MO 63146

2900 Lemay Ferry Rd Ste 101

7.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2900 Lemay Ferry Rd Ste 101
Saint Louis, MO 63125

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.

Clayton DNA Testing

DNA Testing Services Available at Our Clayton, MO Labs:

Accredited Drug Testing proudly brings its reliable DNA testing services to Clayton, MO, offering vital support for a range of personal and legal matters. Whether you're seeking answers about your ancestry, require a genetic testing service for immigration, or need to confirm a familial connection for custody disputes, our cutting-edge DNA testing services provide the clarity and certainty you need. With an unwavering commitment to excellence and confidentiality, our tests help clients in Clayton navigate complex family law issues, discovery of personal heritage, or health testing. Our local presence ensures accessibility, while our adherence to stringent Saint Louis County legal standards guarantees that your DNA test results will withstand scrutiny in any legal context.

Testing Types Available:

Legal DNA Testing

Our Legal DNA Testing, facilitated through accredited labs, verifies crucial biological relationships with court-recognized accuracy, ensuring compliance with legal standards and supporting family law, custody, and immigration cases with definitive, trusted evidence.

Non-Legal DNA Testing

Non-Legal DNA Testing offers personal insights without courtroom documentation, exploring heritage, potential genetic health risks, or familial links, providing valuable answers for peace of mind, lifestyle adjustments, or curiosity into personal genetic makeup.

How Our DNA Testing Works

To begin a DNA test at our Clayton, MO collection center, simply schedule your appointment. Our certified specialists will carefully collect your sample, adhering to strict chain-of-custody protocols to ensure the integrity and confidentiality of your DNA material.

Once your sample is collected, it is securely sent to our accredited laboratory, where detailed DNA profiling and analysis commence. Using advanced DNA sequencing and genetic analysis technologies, we uncover the genetic markers needed for precise results.

Upon completion of the analysis, results are promptly available within 3-5 days. You'll receive clear, comprehensive findings via your chosen method, whether for personal insight or legal proceedings, ensuring you have the answers you seek.

Accuracy and Reliability

Emphasizing unmatched DNA test accuracy, Accredited Drug Testing partners with certified AABB laboratories, using advanced genetic markers and sequencing techniques, ensuring every result meets rigorous quality standards for reliable, court-admissible outcomes.

Our DNA testing services adhere to strict accreditation and certification protocols, emphasized by an unbroken chain of custody and multiple quality control measures, fortifying results' credibility and supporting the integrity required in legal proceedings.

Common Reasons for DNA Testing in Clayton

Establishing parentage for custody/support.
Precise DNA testing is pivotal for confirming parentage in custody or support cases, providing courts with strong, court-admissible evidence of biological ties. This enables fair determinations of parental duties and ensures financial support pledges.

Confirming familial relationships.
Through advanced genetic testing, family connections are confirmed with certainty, resolving queries about sibling, grandparental, and other family bonds. This reliable data helps in managing inheritance issues and fortifies family unity with proven biological links.

Immigration cases requiring proof of biological relationships.
In immigration matters, DNA tests offer unequivocal biological evidence essential for visa and citizenship requests. Legal DNA tests are recognized by immigration officials, speeding up family reunions and minimizing bureaucratic delays.

Adoption cases or identifying unknown biological relatives.
In adoption contexts, DNA testing can uncover unknown biological relatives, unfolding adoptees' genetic roots. These insights can support emotional healing, reveal crucial health histories, and deepen personal and familial identity.

Genealogy and ancestry exploration.
By delving into genealogy and ancestry, DNA tests unveil ethnic backgrounds, familial origins, and lost relatives. Insights into ancestral history enrich cultural connections and provide a fuller picture of family heritage.

Clayton Legal and Court-Admissible Testing

Our DNA tests adhere to the legal standards required by Saint Louis County, ensuring their accuracy and acceptance in family law matters. With our stringent chain-of-custody procedures, clients can trust the results approved by courts in Clayton, MO, performed at accredited facilities upholding all necessary legal criteria.

In family law disputes within Clayton, MO, the establishment of true biological relationships is fundamental. Our certified DNA testing services strictly observe Saint Louis County court directives. We provide meticulous documentation to maintain the authenticity and legal integrity of your DNA test results.

By meticulously following Saint Louis County's legal DNA testing standards, we provide clarity and assurance in intricate family law cases. Families in Clayton, MO, depend on our comprehensive testing and legally sound documents for fair resolutions in custody conflicts, inheritance matters, and paternity verifications.

Clayton Missouri Community Resources

Saint Louis County Government
Official government site providing resources for family law and public health services in Clayton, MO.

Missouri Attorney General's Office
Information on legal rights and family law assistance relevant to DNA testing needs.

USCIS St. Louis Field Office
Local immigration support office, vital for DNA testing in immigration-related matters.

St. Louis Legal Services
Legal aid services offering guidance on family law cases requiring DNA evidence.

Saint Louis Hospital Systems
Access to health departments and genetic counseling relevant to DNA health testing.

Missouri Bar Association
Legal resources and family law attorney referrals for DNA testing-related cases.

Clayton Drug Testing

Quickly find trusted local drug testing centers in Clayton, MO — fast, convenient, and reliable every time!

Clayton DOT Drug Testing

Quickly find a local DOT drug testing center in Clayton, MO — fast, reliable, convenient nationwide service!

Clayton DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Clayton, MO.

Clayton Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Clayton, MO.v

Clayton Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Clayton, MO locations—results you can trust, every time!

Clayton Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Clayton, MO.

Clayton Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Clayton, MO.

Clayton 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Clayton, MO employers and individuals nationwide.

Clayton 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Clayton, MO workplace and personal testing needs.

Clayton On Site Drug Testing

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

Clayton DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Clayton, MO 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 to assist

They are very quick to assist with your orders and they helped when I needed to find a new testing facility.

Gary Matkin - 2/19/2025

Fast and easy

It was fast and easy a pleasure to talk to the customer service people great service

Peter Villegas - 1/19/2025

Clear and Competent

I was so surprised with the quality of customer service I received today when I called Accredited Drug Testing. The representative was so clear and competent. She was able to reschedule an appointment at my preferred location. The representative whose name is Justice, was so polite and competent. She expedited the whole process. It was a relief to me.

Rachel Padian - 9/6/2024

Super helpful

Customer service was surprisingly super helpful and so nice. She was able to get me in at a local location right away the same day. She helped me figure out exactly what I needed. Very impressed.

Brook - 9/19/2024

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

Thank You!!

I needed a quick drug test for visitation with my children. I called at 6am they answered and set me up with a place a couple miles from my house to go get the test done, that was on Wednesday, I had the results on Friday afternoon and was able to see my kids on Saturday. Thank you for the help!

Mark Broadhead - 2/12/2025

they have made my job much easier

I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.

Exodus Heath - 2/13/2025

Great service

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

Jesse Dupre - 4/12/2025

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


(800) 221-4291