What is the sales tax rate for ZIP 99328 (Dayton, WA)?

As of 2026, the total combined sales tax rate for ZIP 99328 is 8.40%. This includes 6.50% state tax, 0.00% county tax, 1.90% city tax, and 0.00% special district tax.

Are groceries and SaaS taxable in 華盛頓州?

In 華盛頓州, groceries are currently Exempt (0%). Software as a Service (SaaS) and digital goods are Fully Taxable (Digital automated services / prewritten software).

Dayton, WA • Columbia County

含多重管轄稅率

Streamlined Sales Tax (SST) 成員州

99328 Sales Tax Rate 2026 - Dayton, WA

2026年 Dayton (99328, 華盛頓州) 綜合銷售稅率為 8.40%。包含州稅 (6.50%)、縣稅 (0.00%)、城市稅 (1.90%) 及特別區稅費明細。

預估稅額範圍

8.10% - 8.40%

基準代表稅率: 8.40%

⚡ Direct Tax Answer & Key Takeaway

As of 2026, the total combined sales tax rate for ZIP code 99328 in Dayton, WA (Columbia County) is 8.40%. This includes 6.50% state tax, 0.00% county tax, 1.90% city tax, and 0.00% special district tax.

含多重管轄稅率 (8.10% - 8.40%)

該郵遞區號跨越複數稅收管轄區，最終綜合稅率可能因具體街道地址及特別稅區而有所浮動。

管轄區多層級稅費明細

Jurisdiction	Rate
州基準消費稅華盛頓州	6.50%
縣級消費稅 Columbia County	0.00%
城市消費稅 Dayton	1.90%
特別區 / 附加稅 Special District / Transportation	0.00%
預估稅額範圍該郵遞區號跨越複數稅收管轄區，最終綜合稅率可能因具體街道地址及特別稅區而有所浮動。	8.10% - 8.40%

📋 State Tax Rules & Compliance Guide

Sourcing Rule: Destination-based

Groceries & Food: Exempt (0%)

Clothing & Apparel: Taxable

SaaS & Digital Goods: Fully Taxable (Digital automated services / prewritten software)

Economic Nexus Threshold: $100,000 combined gross receipts

Geographic & Spatial Info

ZIP Code: 99328

State Code: WA

Latitude: 46.3168

Longitude: -117.9767

線上消費稅即時計算器

輸入金額與郵遞區號，自動計算應繳銷售稅額與最終訂單含稅總價。

含多重管轄稅率數據已更新至 2026 最新標準

商品金額 ($)

含稅訂單總金額 Reverse Calculation

郵遞區號 (ZIP)

州基準消費稅:

綜合消費稅率:

州基準消費稅 ()

縣級消費稅 ()

城市消費稅 ()

特別區 / 附加稅 ()

含稅訂單總金額

該地區其他郵遞區號 Dayton

08810 6.62% 16222 6.00% 22821 5.30% 36738 7.00% 36748 7.00% 37321 9.75% 41074 6.00% 45401 7.50% 45403 7.50% 45404 7.50% 45405 7.50% 45406 7.50% 45409 7.50% 45410 7.50% 45413 7.50% 45414 7.50% 45415 7.50% 45416 7.50% 45417 7.50% 45420 7.50% 45422 7.50% 45423 7.50% 45424 7.50% 45426 7.50% 45428 7.50% 45429 7.50% 45432 6.75% 45433 6.75% 45435 6.75% 45437 7.50% 45441 7.50% 45448 7.50% 45449 7.50% 45458 7.50% 45459 7.50% 45469 7.50% 45470 7.50% 45475 7.50% 45481 6.75% 45490 7.50% 47941 7.00% 50530 7.00% 59914 0.00% 83232 6.00% 83286 6.00% 97114 0.00%

❓ Frequently Asked Questions

Key questions and answers regarding sales tax rates, exemptions, and compliance.

The total combined sales tax rate for ZIP 99328 is 8.40% in 2026. This rate is comprised of the 華盛頓州 state sales tax (6.50%), Columbia County county tax (0.00%), city tax (1.90%), and special district tax (0.00%).

In 華盛頓州, grocery food is generally Exempt (0%), clothing items are Taxable, and Software as a Service (SaaS) is Fully Taxable (Digital automated services / prewritten software).