Montgomery County, Tennessee Child
Support Estimator

Tennessee child support is calculated under statewide Income Shares guidelines, but the filing, review, and enforcement process is local. Parents in Montgomery County use the same statewide formula as the rest of Tennessee, then work through the county family court or child support agency process for orders, modifications, and enforcement.

Montgomery County ranks 7th by population among 95 Tennessee counties. That matters for scheduling, clerk procedures, local forms, and how quickly a support order or modification moves through the court calendar.

Use this page to estimate the guideline amount first, then verify filing steps with the local court before submitting paperwork.

Montgomery County's larger population can mean higher case volume, more specialized family-law practitioners, and more formal local procedures for child support hearings.

Montgomery County Chancery Court is located at 2 Millennium Plaza, Clarksville, TN 37040. The clerk can be reached at (931) 648-5787.

Check the court website for current child support forms, hearing procedures, and filing instructions.

The core inputs are each parent's income, the number of children, health insurance premiums, work-related child care, existing support obligations, and parenting time. Tennessee's calculator model is Income Shares.

Governing authority: Tenn. Code Ann. § 36-5-101; Tennessee Child Support Guidelines.

County location does not usually change the statewide formula, but it does determine where parents file, which clerk reviews paperwork, and which local judge or hearing officer applies the guidelines. Income Shares model using both parents' combined adjusted gross income under Tenn.

Code Ann. § 36-5-101 and Tennessee Child Support Guidelines (Rule 1240-02-04). Combined income up to $32,000/month is fully scheduled in the Tennessee Schedule of Basic Child Support Obligations.

Parenting time adjustment: obligors with 92+ days/year (alternative residential schedule) receive a 50% reduction; obligors with more than 182.5 days/year use a shared parenting formula. Allowable deductions include health insurance premiums, pre-existing child support obligations, and reasonable work-related child care.

Administered by the Tennessee Department of Human Services (DHS) Child Support Enforcement. Statute: Tenn.

Code Ann. § 36-5-101; Tenn. R. & Regs. 1240-02-04.

Run the calculator with monthly or weekly income figures that match the official Tennessee worksheet. If a parent is self-employed, unemployed, or paid irregularly, gather tax returns, pay stubs, and proof of benefits before relying on the estimate.

Parenting time can affect child support because many states adjust the payment when the paying parent has substantial overnights. Enter the actual schedule, not the schedule you expect to negotiate later.

Parents in Montgomery County should keep a written parenting-time calendar, school schedule, holiday rotation, and transportation plan. Those documents help the court compare the calculator estimate with the real custody arrangement.

If custody is still disputed, treat the estimate as a planning number. A final Tennessee child support order can change once the court sets income findings, parenting time, insurance credits, and child care allocations.

A child support estimate is not a court order. To change an existing order, a parent usually must file a modification request and show a qualifying change in income, custody, health insurance, child care costs, or another guideline factor.

For enforcement, Tennessee may use income withholding, payment records, tax refund interception, license actions, or contempt proceedings depending on the facts and the agency or court handling the case.

Before filing in Montgomery County, compare your calculator result with the current order and collect proof for each input. Courts generally need documents, not estimates alone, before changing a support obligation.

Child support often intersects with custody, alimony, property division, and divorce costs. Use the Tennessee Custody Time Calculator to model overnights, then compare support with the Tennessee Alimony Calculator and Tennessee Divorce Cost Estimator.

For statewide guidance, start with the Tennessee Child Support Calculator. For local comparison, review nearby county pages so you understand how court process and filing logistics vary across Tennessee.

Compare Montgomery County with other high-volume Tennessee jurisdictions: Shelby County, Davidson County, Knox County, Hamilton County.

Each county page uses the same statewide guideline framework and adds local context for filing, court process, and related family-law planning.