Kidizen Profit Calculator
Calculate your Kidizen seller profits with 12-18% commission, $0.50 flat fee, shipping costs, and PayPal withdrawal fees. Track ROAS/ACOS for kids clothing advertising.
Item Details
Your cost to acquire each item (thrift, wholesale, etc.)
New sellers (2024+) pay 18%, grandfathered sellers pay 12%
Seller pays for shipping on Kidizen (USPS, Pirate Ship, etc.)
Poly mailers, tissue paper, thank you cards, etc.
Bank account withdrawal is FREE, PayPal has a $0.25 fee
Your Kidizen Profit
Good Profit
Good profit margin. This listing is profitable.
Profit
$0.00
After all fees and costs
Profit Margin
0.0%
Decent margin
Revenue
$0.00
What you receive from Kidizen
Total Expenses
$0.00
Fees + costs
Detailed Breakdown
Fee & Cost Breakdown
Understanding Kidizen Fees: Your Complete Guide to Kids Resale Profitability
What is Kidizen Profit Calculation?
Kidizen profit calculation helps you determine your actual earnings from selling kids' clothing, toys, and baby gear after accounting for Kidizen's marketplace fees, shipping costs, packaging, and cost of goods. Unlike many marketplaces, Kidizen uses a simple commission plus flat fee structure that applies to all sales.
Understanding how Kidizen fees work is critical for pricing items correctly in the competitive kids resale market. Many sellers are surprised by the higher fees for new accounts (18% vs 12% for grandfathered accounts), making it essential to factor in all costs before listing.
Understanding Kidizen's Commission Structure
Kidizen's fee structure differs from Poshmark and other platforms by using a percentage commission plus a flat fee on every sale. The commission rate varies based on when you joined the platform:
Kidizen Fee Structure (2025)
- •New sellers (2024+): 18% commission + $0.50 flat fee per sale. This applies to all sellers who joined after 2024.
- •Grandfathered sellers (pre-2024): 12% commission + $0.50 flat fee per sale. If you had an account before 2024, you keep the lower 12% rate - a significant 6% advantage.
- •No listing fees: Like Poshmark, Kidizen doesn't charge to list items. You only pay when something sells.
- •No monthly fees: There are no subscription or monthly membership fees to sell on Kidizen.
Grandfathered Accounts Have a Major Advantage
If you're a grandfathered seller paying 12% instead of 18%, you have a 6% profit advantage on every sale. On a $30 sale, that's an extra $1.80 in your pocket. This makes grandfathered accounts significantly more profitable - if you have one, keep using it actively. The 6% difference compounds quickly when selling volume items.
Kidizen Shipping: Seller Pays, Buyer Doesn't
Unlike Poshmark where buyers typically pay shipping, on Kidizen the seller pays for shipping and builds it into the listing price. This requires different pricing strategy to maintain profitability:
Shipping Cost Strategies
- •Use discounted shipping: Pirate Ship offers heavily discounted USPS rates. First Class packages under 1 lb often ship for $3-4 vs $5-8 at the post office.
- •Weigh everything: Kids clothes are usually light. A onesie, dress, or shirt typically weighs 4-8 oz and ships First Class for $3-4.
- •Bundle for Priority Mail: If shipping multiple items or heavier gear (strollers, car seats), use USPS Priority flat rate boxes to save money.
- •Factor shipping into pricing: Your sale price must cover shipping costs. If shipping is $4 and Kidizen takes 18.5% total fees, you need to price items high enough to cover both.
Strategic Tip: Price to Cover Shipping
Most successful Kidizen sellers add $4-5 to their desired net profit to cover shipping. For example, if you thrifted an item for $3 and want $5 profit, price it at $16-18 to cover the $3 cost, $5 profit, $4 shipping, and ~18.5% Kidizen fees. Use this calculator to find the exact price needed for your target profit.
Kidizen vs Other Kids Resale Platforms
Kidizen competes with several platforms in the kids resale market. Understanding the fee differences helps you choose the right platform for maximum profitability:
Platform Comparison
- •Kidizen: 18% + $0.50 per sale (12% if grandfathered). Seller pays shipping. Community-focused with Style Scouts. Best for building a following.
- •Poshmark: 20% on sales $15+ ($2.95 flat under $15). Buyer pays shipping. Larger audience but more competitive. Good for higher-priced items.
- •Mercari: 10% + 2.9% payment fee (~13% total). Seller pays shipping. Lower fees but less engaged kids clothing community.
- •eBay: 12.9% + $0.30 final value fee. Seller pays shipping. Largest audience but most competition and complexity.
Kidizen's advantage is its community focus and Style Scout program where established sellers help promote your items. The 18% fee is higher than eBay or Mercari, but the engaged audience often leads to faster sales and better prices for quality kids brands.
How to Maximize Kidizen Profits
Increasing profitability on Kidizen requires smart sourcing, strategic pricing, and understanding what sells well in the kids resale market. Here are proven strategies:
Sourcing Strategies
- •Focus on premium brands: Hanna Andersson, Tea Collection, Mini Boden, Patagonia, and Lululemon kids items sell fast and command higher prices.
- •Hit thrift stores in affluent areas: Goodwill and consignment stores in wealthy suburbs often have premium kids brands for $2-5 that resell for $15-25.
- •Buy outgrown clothes from friends: Parents are happy to offload outgrown quality items for $1-3 each rather than donate them.
- •Shop end-of-season sales: Buy Carter's and OshKosh clearance for $3-6 and list them next season for $12-18.
Pricing and Cost Reduction Tactics
- •List items at retail $30-80 for $15-25: Parents know quality kids clothes retail for $30-80 and happily pay $15-25 for gently used versions.
- •Bundle small items: Sell 2-3 onesies or shirts together to increase order value while keeping shipping costs the same.
- •Use poly mailers, not boxes: 10x13 poly mailers cost $0.10-0.15 in bulk and keep packages under 1 lb for cheaper shipping.
- •Skip fancy packaging: Parents buying kids clothes care more about price than presentation. Simple, clean packaging is fine.
Who Benefits Most from This Calculator?
This Kidizen profit calculator is essential for:
- •Parents decluttering kids closets: Calculate whether it's worth selling outgrown clothes vs donating them based on actual profit after fees.
- •Kids clothing resellers: Determine minimum pricing thresholds to ensure thrifted items remain profitable after all costs.
- •Grandfathered sellers: Understand your 6% profit advantage over new sellers and leverage it for competitive pricing.
- •New Kidizen sellers: Learn how the 18% + $0.50 fee structure impacts pricing and what items are worth listing.
- •Multi-platform sellers: Compare Kidizen profitability vs Poshmark, Mercari, or eBay to choose the best platform per item.
Common Kidizen Profit Calculation Mistakes
Mistakes That Kill Profit
- •Not factoring shipping into price: Listing items at $10 when shipping costs $4 leaves only $6 before fees - not enough for profit after costs.
- •Forgetting the flat fee: The $0.50 flat fee may seem small but it matters on lower-priced items. On a $12 sale, it's 4% of the price.
- •Using expensive shipping: Paying $7-8 at the post office when Pirate Ship charges $3-4 for the same package destroys margins.
- •Listing low-value items: Selling Carter's basics for $8-10 leaves almost no profit after fees, shipping, and costs. Focus on $15+ premium items.
- •Not knowing your account type: Assuming you have 12% fees when you actually pay 18% as a new seller leads to underpricing items.
Tax Considerations for Kidizen Sellers
If you're selling kids clothes as a business (not just decluttering your own kids' closets), you need to understand the tax implications:
When Kidizen Sales Are Taxable
- •Selling your own kids' outgrown clothes at a loss: NOT taxable. If you bought items retail and sell them used for less, this is personal property sale at a loss.
- •Thrifting and reselling for profit: Taxable income. If you buy items to resell, your profit is self-employment income subject to income tax and self-employment tax.
- •$600+ annual sales threshold: Kidizen reports sellers who earn $600+ per year to the IRS. You'll receive a 1099-K form and must report income on your tax return.
- •Deductible expenses: If selling as a business, you can deduct cost of goods, shipping, packaging, mileage to thrift stores, and other business expenses.
Consult a tax professional if you earn significant income from Kidizen. Proper record-keeping of costs and expenses can significantly reduce your taxable income and save money at tax time.
Final Thoughts
Kidizen's 18% + $0.50 fee structure (12% for grandfathered accounts) makes it more expensive than some platforms but the engaged community and Style Scout program often lead to faster sales and better prices for quality kids brands. The key to profitability is understanding how fees plus shipping impact pricing.
Use this calculator before listing items to ensure you're pricing high enough to cover all costs while remaining competitive. Focus on premium brands that sell for $15-25+ to maintain healthy margins after the 18.5% effective fee rate and $4-5 shipping costs.
Successful Kidizen sellers aim for 40-60% profit margins after all fees and costs. This provides cushion for occasional markdowns and ensures your time investment is worthwhile. If your margins are consistently below 30%, reassess your sourcing costs or focus on higher-value brands and items.
Additional Frequently Asked Questions
What are Kidizen fees in 2025?
Kidizen charges 18% commission + $0.50 flat fee per sale for new sellers (accounts created in 2024 or later). Grandfathered sellers who joined before 2024 pay 12% commission + $0.50 flat fee. There are no listing fees or monthly subscription fees. Sellers pay for shipping separately and can withdraw to bank accounts for free or PayPal for $0.25.
How much does Kidizen take from a $20 sale?
For a $20 sale, new sellers pay 18% commission ($3.60) + $0.50 flat fee = $4.10 total marketplace fees, leaving $15.90 before shipping, packaging, and cost of goods. Grandfathered sellers pay 12% ($2.40) + $0.50 = $2.90, leaving $17.10. This 6% difference means grandfathered sellers earn $1.20 more per $20 sale.
What is a grandfathered Kidizen account?
Grandfathered accounts are Kidizen seller accounts created before 2024 that were locked in at the old 12% commission rate. New accounts created in 2024 or later pay 18% commission. The 6% difference is significant - on $100 in sales, grandfathered sellers save $6 in fees compared to new sellers. If you have a grandfathered account, keep it active as it gives you a major profit advantage.
Does the buyer pay for shipping on Kidizen?
No. Unlike Poshmark where buyers typically pay shipping, on Kidizen the seller pays for shipping and builds it into the listing price. This means you must price items high enough to cover Kidizen fees, shipping costs, packaging, and your desired profit. Most successful sellers use discounted shipping services like Pirate Ship to keep costs down.
How do I withdraw money from Kidizen?
Kidizen offers three withdrawal options: (1) Keep funds as Kid Bucks to purchase from other sellers on the platform, (2) Transfer to your bank account for FREE, or (3) Transfer to PayPal for a $0.25 fee. Transfers to bank accounts take 3-5 business days. There is no minimum withdrawal amount, so you can cash out anytime.
What brands sell best on Kidizen?
Premium kids brands sell fastest and command the best prices on Kidizen. Top sellers include Hanna Andersson, Tea Collection, Mini Boden, Patagonia, Lululemon, Primary, Matilda Jane, and high-end boutique brands. These items retail for $30-80 and resell well at $15-25. Mainstream brands like Carter's, OshKosh, and Cat & Jack sell slower and at lower prices.
How much does it cost to ship kids clothes on Kidizen?
Shipping costs vary by weight. Most single clothing items (dresses, shirts, pants) weigh 4-12 oz and ship USPS First Class for $3-5 using discounted services like Pirate Ship. Heavier items like coats or bundles may require Priority Mail for $8-12. Always weigh items and buy poly mailers in bulk to minimize costs. Keeping packages under 1 lb saves the most money.
Is selling on Kidizen worth it?
Kidizen is worth it if you focus on quality brands and price items at $15+. The 18% + $0.50 fees are higher than some platforms, but the engaged parenting community and Style Scout system often lead to faster sales. It's less worth it for mass-market basics or items under $12 where fees and shipping costs kill margins. Best for decluttering premium kids clothes or reselling high-end thrifted finds.
What is the Kidizen Style Scout program?
Style Scouts are established Kidizen sellers who help promote your items to their followers. If you use a Style Scout, Kidizen takes a 20% marketplace fee (instead of 12-18%), then splits the remaining profit 60/40 between you and the Scout. While you earn less per sale, Scouts can help you reach more buyers and sell items faster, especially when starting out.
Should I sell on Kidizen or Poshmark?
For kids clothes, Kidizen often performs better due to its focused community of parents actively shopping for their children. Poshmark has a larger audience but is more competitive and primarily adult fashion-focused. Kidizen's 18% + $0.50 fees are lower than Poshmark's 20%, and the parenting community is more engaged. However, Poshmark's buyer-paid shipping can be advantageous for heavier items. Many sellers use both platforms to maximize reach.
How does this calculator save my data?
Your inputs are automatically saved to your browser's local storage, so when you return, your previous values are restored. No data is sent to our servers - everything stays private on your device. This allows you to compare different pricing scenarios without re-entering all your costs each time.