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TAX — WA

👨‍👩‍👧 Child Tax Credit in Mercer Island, King, Washington — 2026

Eligibility, income limits, local offices and how to apply for Mercer Island residents

Up to $2,000 per childMax Benefit
1-800-829-1040Helpline
WAState
Phase out above $200kFPL Threshold
📊 2026 Income Limits — Mercer Island, Washington
Household SizeMonthly LimitAnnual Limit
1 person$1,632/mo$19,578/yr
2 people$2,215/mo$26,572/yr
3 people$2,798/mo$33,566/yr
4 people ← typical$3,482/mo$41,782/yr
5 people$4,065/mo$48,778/yr
6 people$4,648/mo$55,774/yr
7 people$5,231/mo$62,770/yr
8 people$5,814/mo$69,766/yr

Source: HHS Federal Poverty Guidelines 2026. Effective January 2026.

📝 How to Apply — Mercer Island, Washington
1
Check Eligibility
Income at or below Phase out above $200k. Family of 4 in Mercer Island: $3,482/month in 2026.
2
Apply Online — Fastest
Visit www.irs.gov/credits-deductions/individuals/child-tax-credit — available 24/7.
3
Apply by Phone — 1-800-829-1040
Call Mon–Fri business hours for Mercer Island residents.
4
Apply In-Person — King Office
Visit offices near Mercer Island. Walk-ins accepted.
📋 Documents Required — Mercer Island
  • Child Social Security numbers
  • Proof of relationship
  • Tax return Form 1040
❓ FAQs — Child Tax Credit in Mercer Island
Who qualifies for Child Tax Credit in Mercer Island, Washington?
Residents of Mercer Island, King, Washington with income at or below Phase out above $200k. Family of 4: $3,482/month. Call 1-800-829-1040.
How to apply for Child Tax Credit in Mercer Island?
Apply online at www.irs.gov/credits-deductions/individuals/child-tax-credit, call 1-800-829-1040, or visit King office.
Is there a Child Tax Credit office in Mercer Island?
The nearest office is in King. Visit office locator for exact address and hours.
🔗 Other Benefits in Mercer Island, Washington
🍎 SNAP Benefits🏥 Medicaid🏠 Section 8 Housing🍼 WIC Program⚡ LIHEAP Energy Help💵 TANF Cash Assistance🧓 SSI Benefits♿ SSDI Benefits
🚀 Apply for Child Tax Credit
Apply Online — Official ↗ 📞 Call 1-800-829-1040 ← Back to King
🔔 Washington Alerts 2026
Free alerts when Child Tax Credit changes in Washington.
📌 All Benefits in Mercer Island
🍎 SNAP Benefits🏥 Medicaid🏠 Section 8 Housing🍼 WIC Program⚡ LIHEAP Energy Help💵 TANF Cash Assistance🧓 SSI Benefits♿ SSDI Benefits👶 CHIP Health Insurance🏦 Local Food Banks