ZIP code 98621 covers Grays River, Washington in Wahkiakum County. This area is served by 6 utility providers across 2 categories. The average residential electricity rate here is 9.1¢/kWh. 49.4% of households use electricity as their primary heating fuel.
Estimated monthly utility costs
$393/month
Cost estimates from U.S. Census ACS 5-year data · Shorter bar = lower cost
Water
Internet
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Frequently asked questions
How do I set up utilities when moving to 98621?
Contact each provider separately before your move-in date. Water and sewer are often handled with one call to your local utility. Set up internet last since it may require an installation visit.
How much do utilities cost per month in 98621?
Total estimated monthly costs are around $392, which is about $9 more than the national average. Electricity is the biggest expense at roughly $225/month. Natural gas runs about $125. Water and sewer combined are around $43. Costs vary by home size, usage, and season. Estimates from U.S. Census ACS data.
Is electricity expensive in 98621?
No — electricity in Grays River, WA costs about 39% less than the national average. Compared to Washington overall, rates here are about 13% lower. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 98621?
Grays River, WA has broadband coverage. Providers include T-Mobile (Fixed Wireless), WWest Communications (Fiber up to 1,000 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 98621 in?
ZIP code 98621 is in Wahkiakum County, Washington.
Disclaimer: Provider information is sourced from federal databases including HIFLD, EPA SDWIS, FCC Broadband Data, and EIA-861. Utility cost estimates are from the U.S. Census Bureau American Community Survey 5-Year Estimates. Electric rates are based on 2023 NREL data. Coverage areas are approximate and may not reflect recent changes. Please verify directly with your provider.
Data sources: U.S. Census Bureau, NREL, EIA-861, HIFLD, EPA, FCC. Last updated: April 2026.