How Much Does Septic System Installation Cost in Des Moines, IA?
Average septic system installation costs in Des Moines range from $11,519 to $15,585. Get a free, customized estimate below.
Septic System Installation Cost Breakdown — Des Moines, IA
| Item | Unit | Qty | Unit Price | Total |
|---|---|---|---|---|
| Septic Tank (1500 gal) | each | 1 | $2816.00 | $2816.00 |
| Drain Field & Gravel | linear ft | 200 | $30.80 | $6160.00 |
| Excavation & Backfill | lump sum | 1 | $1584.00 | $1584.00 |
| Labor & Permits | hr | 40 | $74.80 | $2992.00 |
| Estimated Total | $13,552.00 | |||
* Prices are estimates based on Des Moines market rates. Actual costs may vary based on project specifics.
Estimate
Ref ID: EST-2026-02J8
Date Issued
May 9, 2026
Client
Project Details
Site Address
Start Date
End Date
Scope of Work
Materials
| Material Specification | Units | Amount | Ext. Total | |
|---|---|---|---|---|
$ | $2,816 | |||
$ | $6,160 | |||
$ | $1,584 | |||
$ | $2,992 |
Labor
| Service Specification | Type | Hrs | Rate | Ext. Total | |
|---|---|---|---|---|---|
Craftsmanship Guarantee | $ | $600 |
Contractual Agreements & Conditions
Total
$14,152
Draft
Frequently Asked Questions — Septic System Installation in Des Moines
How much does septic system installation cost in Des Moines, IA?
The average cost for septic system installation in Des Moines, IA ranges from $11,519 to $15,585, depending on project scope, materials, and labor rates. Des Moines costs are below the national average, making it a more affordable market.
How do I get a free septic system installation estimate in Des Moines?
Use Brixor's free online estimate generator above. Enter your project details, customize line items for your specific needs, and download a professional PDF estimate instantly. No signup or credit card required.
What factors affect septic system installation costs in Des Moines?
Key factors include project size and complexity, material quality, labor rates in Des Moines (IA), permit requirements, accessibility of the work area, and seasonal demand. Getting multiple estimates is recommended.