JUNE 26, 2018

How Much Does a DNA Test Cost?

How much a DNA test costs depends on which test you need and why you need it. A test to settle a personal question between family members follows a different process and comes with a different price than one that must hold up in a courtroom or satisfy an embassy’s requirements for an immigration case. At DNA Diagnostics Center (DDC), pricing is built around the specific test you order, not a single number that applies to every customer.

What Affects How Much a DNA Test Costs

Several factors shape how much is a DNA test, and none of them work the same way for every customer. The relationship being tested changes how many people need to submit a sample and how complex the lab’s comparison is. Whether you need a home collection kit or an in-person legal collection with identity verification changes the process from the ground up. Turnaround speed matters, too. So does distance: an immigration case that requires coordinating sample collection with a foreign embassy involves more logistics than a domestic test mailed to one address.

Home paternity tests use a cheek swab kit you collect yourself and mail back, with results typically ready within one to two business days of the lab receiving your samples. A legal, court-admissible paternity test requires the same lab process, but samples have to be collected in person at an approved collection center, with every participant’s identity verified and documented in the final report. That extra verification step, not the DNA analysis itself, is what separates the price of a home test from a legal one. Results from a home test cannot be submitted for legal proceedings such as child support or custody; if there is any chance you will need court-admissible results, start with a legal test.

Non-invasive prenatal paternity testing and immigration DNA testing both involve additional steps beyond a standard postnatal test, from specialized cell-free DNA methodology to coordinating collection across international offices. Our companion article, How Much Does Prenatal Paternity DNA Testing Cost?, covers what drives pricing for prenatal cases.

Cost of Relationship DNA Tests

DNA test cost also climbs with the number of people involved and how many generations the comparison has to bridge. Testing two people directly is more straightforward, and generally more affordable, than establishing a relationship when a key family member isn’t available to test.

Maternity DNA Test

Compares a mother and child directly, the same two-person comparison used in paternity testing. It’s one of the more straightforward relationship tests DDC offers.

Grandparent DNA Test

Used when a parent isn’t available to test directly, comparing a grandchild’s DNA to one or both grandparents. Because it works around a missing generation, it requires more statistical analysis than a direct two-person test.

Sibling DNA Test

Compares alleged full or half siblings. Accuracy and complexity depend on how many siblings are tested and whether both parents are available for reference.

Aunt-Uncle (Avuncular) DNA Test

Similar in complexity to grandparent testing, since it estimates a biological relationship one generation removed rather than testing parent and child directly.

Family Reconstruction DNA Test

Brings together DNA from several family members to establish a relationship when more direct testing isn’t possible. It involves the most participants and the most lab analysis of any relationship test DDC offers.

Twin Zygosity DNA Test

Determines whether twins are identical or fraternal by comparing DNA between the two twins only, with no other family members needed. That narrower scope keeps it one of DDC’s more affordable tests.

Frequently Asked Questions

Does insurance cover the cost of a DNA test?

Paternity and relationship DNA testing aren’t clinical diagnostic tests, so insurance and Medicaid don’t cover them. You’ll pay directly for the test regardless of the reason you’re testing.

Can I use an at-home DNA test for child support or custody?

No. Courts require results from a legal DNA test with a documented chain of custody. A home test uses the same lab process, but without witnessed collection and identity verification, the results aren’t accepted for child support, custody, or other legal proceedings.

Why doesn’t DDC list one flat price for DNA testing?

Because the right test, and its cost, depends on your situation: which relationship you’re testing, whether you need legal admissibility, how many people are involved, and how fast you need results. DDC’s advisors build a quote around those specifics rather than a single published rate.

Why does a legal DNA test cost more than a home test?

The lab analysis is identical either way. The difference is the collection process. A legal test requires in-person collection at an approved center, with every participant’s identity verified and documented. Courts require that verification before accepting the results.

Does a lower-cost test mean lower accuracy?

No. Standard postnatal paternity tests, whether home or legal, run through DDC’s Dual Process system, where every test is performed twice by independent teams and reviewed by in-house PhDs before you receive results. DDC reports at least a 99.9% probability on prenatal paternity cases and a 99%+ probability, the threshold considered conclusive, on standard paternity tests.

Getting an Accurate Price for Your Situation

Because every case is different, DDC’s DNA advisors put together pricing based on your specific situation rather than a flat rate. Call 1.800.681.7162 for a free consultation, and a DNA advisor will walk you through which test fits your situation and what it costs before you order anything.