Get matched with the best Rainwater Harvesting System Installation pros in Longmont, CO

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WaterSHED Landscape Design LLC

★ ★ ★ ★ ★ 5.0 (3 reviews)
Longmont, CO 80301

Business Profile for WaterSHED Landscape Design LLC WaterSHED Landscape Design LLC believes that any space — even second rates ones — can be transformed into a delightful outdoor environment that work...

Backyard Revolutions

☆ ☆ ☆ ☆ ☆ 0.0 (0 reviews)
Golden, CO 80401
4 projects

Backyard Revolutions is Denver's original Permaculture Foodscaping Design and Build Firm, working to restore the critical link between people and their food. We hope to turn our local backyards into s...

Cost Guide

How much does Rainwater Harvesting System Installation cost in Longmont, CO?

Typical rainwater harvesting system installation projects in Longmont, CO range from $1,500 to $7,000, with most homeowners paying around $3,500.

$1,500
$3,500 Typical cost in Longmont, CO
$7,000
LOWHIGH

Prices vary by project scope, materials, and local labor rates.

Per System $1,500–$5,000
Per Gallon Storage $0.50–$1.50
Per Installation $1,500–$7,000

Last updated: April 2026

Rainwater harvesting system installation in Longmont typically costs between $1,500 and $7,000, with an average price around $3,500. Costs vary depending on system size, materials, and the complexity of installation.

Contractors in Longmont for rainwater harvesting systems charge between $50 and $100 per hour. Permits are generally required from the Longmont Water Department, with fees typically around $150 to ensure compliance with local regulations.

When comparing quotes for rainwater harvesting system installations in Longmont, evaluate the system's components and warranties. A higher price may reflect better materials and longer-term reliability.

When comparing rainwater harvesting system installation quotes in Longmont, focus on the quality of materials and the experience of the installer to ensure a reliable system.

What affects the cost in Longmont, CO?

Longmont Labor Rates

Licensed contractors for rainwater harvesting systems in Longmont typically charge $50–$100/hr, depending on their experience and the project's complexity. Expect higher costs for urgent installations.

Permits & Inspections

Most rainwater harvesting installations require permits from the Longmont Water Department to ensure compliance with local laws. This process can involve fees and inspections.

System Size & Complexity

The size of the rainwater harvesting system can influence the overall cost, with larger systems requiring more components and installation time. Complex installations may incur additional labor charges.

Local Climate Considerations

Longmont's climate can influence water harvesting effectiveness. Installing systems in spring or early summer can maximize water collection during peak precipitation times.

Frequently Asked Questions About Rainwater Harvesting System Installation in Longmont, CO

The amount you can save by using a rainwater harvesting system varies based on several factors, including your water usage, local rainfall patterns, and the size of your system. In Longmont, homeowners may find significant savings on their water bills, particularly if they use the harvested rainwater for irrigation during the growing season. On average, a well-designed system can reduce outdoor water usage by 30-50%, leading to noticeable savings over time. Additionally, by reducing reliance on municipal water, you may also contribute to lower demand on local water resources, promoting sustainable practices. Over the long term, the investment in a rainwater harvesting system can pay off through reduced water costs and environmental benefits.

Yes, rainwater harvesting is legal in Longmont, and Colorado has specific regulations regarding its use. Homeowners are allowed to collect rainwater from rooftops, provided they follow state guidelines, which typically include using designated storage containers. In Colorado, the collected rainwater can be used for outdoor purposes, such as irrigation and landscaping. However, it’s important to ensure that your system is compliant with all local regulations and safety standards. Consulting with a local professional who specializes in rainwater harvesting can provide you with the necessary information and support to set up a compliant and efficient system.

Harvested rainwater can be utilized in various ways, making it a versatile resource for homeowners in Longmont. Common uses include irrigation for gardens, lawns, and landscape features, allowing you to maintain a beautiful yard while conserving potable water. Additionally, harvested rainwater can be used for washing cars, filling ornamental ponds, and even for certain indoor applications, such as toilet flushing or laundry, provided it is properly filtered and treated. By integrating rainwater harvesting into your home, you can significantly reduce your reliance on municipal water supplies, lower your water bills, and promote sustainable living practices, all while taking advantage of a natural resource.

A typical rainwater harvesting system consists of several key components. In Longmont, it begins with a catchment area, usually the roof, which directs rainwater into gutters. From there, the water flows into a downspout and into a storage tank or barrel. The storage tank can vary in size depending on your needs and available space. Additionally, filters are often included to remove debris and contaminants before the water is stored. Some systems may also incorporate a first flush diverter, which helps to ensure that the initial runoff, which may contain roof pollutants, is diverted away from the storage system. Efficiently designed systems ensure that collected rainwater is clean and ready for use.

Rainwater harvesting is the practice of collecting and storing rainwater for later use, which can be particularly beneficial in regions like Longmont where water conservation is essential. By capturing rainwater from rooftops and directing it into storage systems, homeowners can reduce their reliance on municipal water supplies for irrigation, landscaping, and other non-potable uses. This practice not only conserves water but also helps manage stormwater runoff, reducing the risk of flooding and erosion. Additionally, using harvested rainwater can lower utility bills and promote sustainable living practices. Implementing a rainwater harvesting system can contribute to a more resilient and environmentally-friendly home.

Common Rainwater Harvesting System Installation services and their costs

Typical pricing in Longmont, CO by service type.

Basic Rainwater Systems

Standard installations

MethodCost Range
Rain Barrel Installation
Setting up a single rain barrel for garden use.
$200–$500
Residential System
Installing a basic residential rainwater harvesting system.
$1,500–$3,000
Gutter Modifications
Adjusting gutters to facilitate rainwater collection.
$300–$800
Filtration Systems
Adding filtration to ensure clean water collection.
$400–$1,000

Advanced Rainwater Systems

Complex setups

MethodCost Range
Commercial System Installation
Installing large-scale systems for commercial properties.
$5,000–$10,000
Underground Storage Tanks
Installing underground tanks for large capacity storage.
$2,000–$5,000
Automated Irrigation Integration
Linking rainwater systems to irrigation systems.
$800–$2,000
Full System Design and Installation
Comprehensive design and installation of a custom system.
$4,000–$7,000
Ready to start your rainwater harvesting system installation project? Get free quotes from vetted pros in Longmont, CO.
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Price ranges are estimates compiled from publicly available data and may vary with project scope.


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