MO · Commercial due diligence · ASTM E1527
Phase 1 Environmental Site Assessment Cost in Missouri (2026)
St. Louis riverfront industrial and Kansas City logistics markets vary widely by history.
Searching for phase 1 environmental site assessment cost missouri? This page gives Missouri-specific planning ranges—not a single national average—plus a calculator tuned to regional pricing.
Major markets: St. Louis · Kansas City · Typical turnaround: 7–14 business days for standard commercial sites
How much does a Phase 1 environmental site assessment cost in Missouri?
Below are typical Missouri ranges by property type using 2026 U.S. market baselines and a Missouri regional cost index. Competitors often publish one nationwide band—we break pricing down for your state and asset class.
| Property Type | Typical Missouri Range* |
|---|---|
| Small office / retail parcel | $1,900 – $2,550 |
| Standard commercial site | $2,550 – $4,050 |
| Industrial property | $3,550 – $6,600 |
| Multi-building campus | $4,050 – $7,600 |
| Vacant / undeveloped land | $2,050 – $3,550 |
*Planning estimates for ~1 acre, unknown/mixed history, single building; adjust with the calculator below.
What drives Phase 1 environmental site assessment pricing in Missouri?
- State and county environmental database access affects research time in Missouri.
- Travel to remote parcels can add field costs beyond the base quote.
- Lender formatting and ASTM E1527 scope should be confirmed before award.
Missouri Phase 1 environmental site assessment cost calculator
Select Missouri, then adjust property type, acreage, site history, and building count for a localized planning range.
Estimated Cost
$2,550 – $4,050
Planning range for a Phase 1 ESA on Standard commercial site in Missouri (2026 U.S. market baselines + regional index). Not a formal quote.
Confirm scope, exclusions, travel, and lender format with a qualified environmental consultant before closing deadlines.
Missouri Phase 1 ESA cost FAQ
How much does a Phase 1 environmental site assessment cost in Missouri?
In Missouri, typical Phase 1 Environmental Site Assessment (Phase 1 ESA) planning ranges depend on property type, site history, and markets such as St. Louis and Kansas City. Use the calculator on this page for a localized estimate based on Missouri's regional cost index and your parcel details—not a formal consultant quote.
Is a Phase 1 ESA required for commercial property in Missouri?
Most commercial acquisitions, refinances, and many agency-backed loans in Missouri require ASTM E1527-aligned Phase 1 ESAs during due diligence. Requirements vary by lender, deal structure, and prior land use—confirm scope with your environmental consultant and lender early.
How long does a Phase 1 ESA take in Missouri?
For standard Missouri commercial sites, expect 7–14 business days for standard commercial sites. Complex industrial history, multi-building campuses, or busy metro records queues can extend timelines—order early if a closing date is fixed.
What makes Missouri Phase 1 ESA pricing different from the national average?
State and county environmental database access affects research time in Missouri.
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