Official 2026 Public Record Tariff Index • Polk County

Average Utility Costs in Des Moines, IA

Estimated monthly bills for water, electricity, natural gas, sewer, and garbage collection in Des Moines. Based on public rate filings from MidAmerican Energy and Des Moines Water Works.

Baseline City Average
$290/mo
Electric Rate
$0.128/kWh
Verified Public Records Simulator

Des Moines (IA) Monthly Utility Bill Calculator

Simulate itemized municipal charges based on occupants, square footage, and NOAA temperature peaks.

1,800 sq ft
Presets:
Summer Peak: +36% AC Surge
Heating System
Broadband Average 500+ Mbps residential plan
Total Estimated Cost Calculating...
$290 / month
Annual projected spend: $3,480 vs US Avg
Electricity 1,020 kWh
$0
City Water 5,850 gal
$0
Natural Gas 24 Therms
$0
Sewer & Stormwater Fixed + Volumetric
$0
Trash & Recycling Curbside Cart
$0
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See Solar Elimination Savings
30% Federal ITC Tax Credit + Net Metering
Executive Summary & 2026 Rate Intelligence

How Much Are Utilities in Des Moines, IA on Average?

In Des Moines, Iowa, the total average monthly residential utility cost is $290 per month ($3,480 annually) for a typical 3-person single-family residence occupying 1,800 square feet. This comprehensive monthly expenditure comprises $133.10 for electricity (priced at $0.128/kWh via MidAmerican Energy), $32.70 for municipal water through Des Moines Water Works, $51.75 for natural gas through MidAmerican Gas, $49.00 for municipal sewer, and $22.00 for solid waste sanitation. Due to local climate normals (1,150 Cooling Degree Days), peak summer air conditioning increases monthly power bills by 36% over spring baselines.

Verified Source: EIA-861, NOAA 1991-2020 Normals & Municipal Filings Status: Active 2026 Fiscal Schedule
NOAA Climate & Seasonal Energy Shield

Seasonal HVAC Impact: Cooling vs. Heating Degree Days

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In Des Moines, peak July air conditioning consumption increases your kWh electric bill by 36% compared to winter baseline.

NOAA data records 1,150 Cooling Degree Days (CDD) annually in Des Moines. Upgrading insulation and implementing smart HVAC scheduling can save up to $460 annually in peak summer billing cycles.

Cooling Degree Days (CDD) 1,150

Measures intensity and duration of outdoor temperatures requiring air conditioning.

Heating Degree Days (HDD) 6,200

Quantifies heating fuel consumption (natural gas therms or heat pump energy).

Official Des Moines Utility Rate Schedules (2026)

Published fixed base charges, volumetric consumption blocks, and local service providers.

Utility Type Primary Provider Fixed Monthly Base Volumetric Rate
Electricity (Power) MidAmerican Energy
(888) 427-5632
$11.50/mo $0.128 / kWh
City Water Des Moines Water Works
(515) 283-8700
$13.50/mo Tier 1: $3.20
Tier 2: $4.90 / 1k gal
Natural Gas MidAmerican Gas
(888) 427-5632
$15.00/mo $1.05 / Therm
Sewer Service Des Moines Water Works $18.00/mo $6.20 / 1k gal
Curbside Trash & Recycle Municipal Solid Waste Dept $22.00/mo Included standard cart
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Moving to Des Moines: How to Set Up Utilities

Essential transfer lead times, security deposits, and activation guidelines.

1

Schedule MidAmerican Energy Power Activation

Schedule power hookup at least 7 business days prior to closing or lease start. Call (888) 427-5632 or enroll online.

2

Waive Security Deposits with a Utility Letter of Credit

Avoid upfront deposits of $100 – $200 by requesting a 12-month zero-late-payment Letter of Good Standing from your prior provider.

3

Activate Municipal Water & Solid Waste Services

In Des Moines, water, wastewater, drainage, and curbside recycling are billed as a unified municipal statement through Des Moines Water Works.

First-Party Clean Energy Model

Des Moines Rooftop Solar Economics & Net Metering (2026)

With residential electricity in Des Moines priced at $0.128/kWh (supplied by MidAmerican Energy), solar installations can eliminate up to 85% of grid power charges while hedging against summer rate increases.

Peak Sun Hours
4.6 hrs/day
NOAA Solar Atlas
Federal Tax Credit
30% ITC
Section 25D Direct
Recommended Array
7.4 kW (19 Panels)
Auto-calibrated to bill
Est. Payback
6.8 Years
Break-even ROI
⚡ MidAmerican Energy Interconnection & Net Metering Framework:

Iowa IUB 1:1 Net Metering with monthly rollover of kWh credits.

Financial Component Estimated Value Regulatory Source
Gross Turnkey System Cost (Avg $2.85/W) $21,090 NREL Annual Technology Baseline
Federal Residential Clean Energy Credit (30% ITC) -$6,327 Inflation Reduction Act (IRC § 25D)
Net Out-of-Pocket Homeowner Cost $14,763 Direct purchase / financed basis
First-Year Electric Bill Offset $1,811 / yr Des Moines electric rate baseline
25-Year Cumulative Net Profit +$45,920 Indexed at 2.5% utility escalation
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Frequently Asked Questions in Polk County

What is the average monthly water bill in Des Moines for a family of 3?

For a 3-person household consuming approximately 5,800 to 6,500 gallons per month, the total water and sewer bill in Des Moines averages between $75 and $115 per month, including the fixed monthly base meter fee ($13.50) and sewer volume charges.

Why are electric bills in Des Moines higher during the summer?

Continental climate with extensive wind power generation and low residential power rates. In Des Moines, peak July air conditioning increases your kWh electric bill by 36% compared to winter baseline.

Is electricity deregulated in Des Moines?

No, electricity in Des Moines is supplied directly by MidAmerican Energy as a regulated public utility service.

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Official Municipal Filings

Tariff data is sourced directly from city council utility rate resolutions, Public Utility Commission (PUC) filings, and retail provider dockets.

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Federal Energy Benchmarks

U.S. Energy Information Administration (EIA) Form EIA-861M residential sales data is leveraged to calibrate regional seasonal consumption models.

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USGS & NOAA Climate Standards

Water and sewer discharge volume models use USGS per capita metrics; HVAC load draws from NOAA Cooling & Heating Degree Day (CDD/HDD) indexes.

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Est. Monthly Bill
$335/mo