Understanding Child Support in Oregon
When parents separate or divorce, one of the most common concerns is how they will continue to financially support their children. Oregon law requires both parents to contribute to their children's financial needs. In many cases, that obligation is fulfilled through a child support order that establishes monthly payments from one parent to the other.
Unlike spousal support, child support is not determined by a judge's personal sense of fairness. Instead, Oregon uses statewide child support guidelines designed to produce consistent results based on each family's financial circumstances. Although the calculation is more structured than many people expect, child support can still become one of the most contested issues in a family law case—particularly when parents disagree about income, parenting time, or extraordinary expenses.
At Lee Ohlmann Law, we help parents throughout the Portland metropolitan area understand Oregon's child support laws, negotiate practical solutions, and resolve disputes involving the establishment, modification, and enforcement of child support orders.
What Is Child Support?
Child support is a court-ordered financial obligation intended to help ensure that children continue receiving financial support from both parents after a separation or divorce. The purpose of child support is not to punish one parent or reward the other.
Instead, child support is intended to provide for a child's reasonable needs, including housing, food, clothing, healthcare, education, transportation, and other ordinary expenses associated with raising a child. Both parents remain financially responsible for their children, regardless of where the children primarily live.
How Is Child Support Calculated in Oregon?
Child support is generally determined using Oregon's Child Support Guidelines. The guidelines consider numerous factors, including:
- Each parent's income
- Parenting time
- The number of children
- Health insurance costs
- Childcare expenses
- Certain extraordinary medical expenses
- Other statutory adjustments that may apply
The goal is to produce a support amount that fairly allocates the financial responsibility for raising a child between both parents.
Does Equal Parenting Time Eliminate Child Support?
No. This is one of the most common misconceptions in Oregon family law. Even when parents share parenting time equally, child support may still be appropriate. The primary reason is that child support depends on more than the parenting schedule. If one parent earns substantially more income than the other, the guidelines may require that parent to contribute additional financial support despite an equal parenting schedule. Likewise, if parents have similar incomes, equal parenting time may reduce or eliminate the amount of child support owed. Every family's financial circumstances are different.
What Counts as Income?
Income is not always limited to a salary or hourly wages. Depending on the circumstances, income may include:
- Wages and salaries
- Bonuses
- Commissions
- Self-employment income
- Rental income
- Investment income
- Certain retirement benefits
- Unemployment benefits
- Other sources recognized under Oregon's child support guidelines
Self-employed parents and business owners often present more complicated income questions because business deductions may not always reduce income for child support purposes. When income is disputed, additional financial records or expert analysis may be necessary.
What If a Parent Is Unemployed or Underemployed?
Courts recognize that not every parent has consistent employment. However, a parent generally cannot avoid child support simply by choosing not to work or intentionally earning less than they reasonably could. In appropriate circumstances, the court may attribute—or "impute"—income based on a parent's education, work history, earning capacity, and available employment opportunities. Whether income should be imputed depends on the specific facts of the case.
What Expenses Does Child Support Cover?
Child support is intended to contribute toward many of the ordinary costs of raising a child. These commonly include:
- Housing
- Food
- Clothing
- Utilities
- Transportation
- School expenses
- Routine healthcare
- Everyday living expenses
Certain expenses, such as childcare or health insurance premiums, may receive separate treatment within the child support calculation. Parents sometimes agree to share additional expenses—such as extracurricular activities, private school tuition, or uninsured medical costs—as part of a broader parenting agreement.
Can Parents Agree to a Different Amount?
Sometimes. Parents may negotiate child support as part of an overall settlement. However, because child support belongs to the child—not the parents—the court must generally determine that any agreed-upon support arrangement complies with Oregon law and adequately protects the child's interests. Simply agreeing to waive child support is not always permitted.
How Long Does Child Support Last?
In most cases, child support continues until a child reaches 18 years of age. Support may continue longer if the child qualifies as a "child attending school" under Oregon law and meets the statutory requirements.
Can Child Support Be Modified?
Yes. Child support may be modified when there is a change to the factors used to calculate the support award. Examples may include:
- An increase or decrease in a parent’s income
- Changes to the parenting schedule
- Job loss
- Disability
- Changes in childcare expenses
- Changes in health insurance costs
Modification is not automatic. A parent seeking modification must provide documentation to the Oregon Department of Justice through the Child Support Program. Because support calculations involve numerous variables, even relatively modest changes in circumstances may justify reviewing an existing order.
What Happens If Child Support Is Not Paid?
Failure to pay child support can have serious legal consequences. Depending on the circumstances, enforcement tools may include:
- Wage garnishment
- Interception of tax refunds
- Liens
- License suspension
- Contempt proceedings
- Collection of past-due support
Parents experiencing genuine financial hardship should seek legal advice promptly rather than simply stopping payments. Ignoring a child support order often makes the situation more difficult to resolve.
Does Parenting Time Affect Child Support?
Yes— but not in the way many parents expect. Parenting time is one factor considered under Oregon's child support guidelines. However, parenting time does not automatically determine whether support will be paid. Likewise, parenting time and child support are legally separate obligations.
A parent cannot deny court-ordered parenting time because child support has not been paid. Similarly, a parent generally cannot stop paying child support because parenting time has been wrongfully denied. If disputes arise, the appropriate remedy is usually to seek enforcement through the court rather than taking unilateral action.
How Does Child Support Relate to Custody?
Custody, parenting time, and child support are closely related—but legally distinct—issues. Custody determines who has legal authority to make major decisions for the child. Parenting time establishes when the child spends time with each parent. Child support determines how the parents share the financial responsibility of raising the child. Although these issues are often addressed together during a divorce or custody case, each follows different legal standards.
Practical Tips for Parents
Whether you expect to pay child support or receive it, careful preparation can help avoid unnecessary disputes. Consider:
- Gathering accurate income documentation before negotiations begin
- Keeping records of childcare and health insurance expenses
- Reviewing the parenting schedule carefully
- Promptly addressing significant changes in financial circumstances
- Consulting an attorney before agreeing to child support terms that differ from the guideline calculation
A well-structured child support agreement can reduce future conflict and provide greater financial stability for both parents and children.
How Lee Ohlmann Law Can Help
Child support issues often involve more than simply entering numbers into a calculator. Questions regarding income, self-employment, parenting schedules, modifications, and enforcement frequently require careful legal analysis.
At Lee Ohlmann Law, we help parents establish child support orders, negotiate settlements, pursue or defend modification requests, and resolve enforcement disputes. Our goal is to help families reach solutions that protect children's financial well-being while addressing each parent's unique circumstances.
If you have questions about child support in Oregon or would like guidance regarding your specific situation, consulting with an experienced Portland family law attorney can help you understand your rights, evaluate your options, and develop a strategy that serves your family's long-term interests.


