Phase 1 Environmental Site Assessment Cost for Multifamily (2026)
Multifamily Phase 1 ESAs support acquisitions, agency lending, and recapitalizations. Garden-style, mid-rise, and converted-use buildings each carry different historical research loads—especially when prior commercial or industrial uses occupied the parcel.
National planning baseline (Texas index): $3,250 – $5,550 · Typical turnaround: 7–14 business days; agency reviews may require cleaner formatting
Multifamily Phase 1 ESA cost by state
Competitors often publish one national range. Below are Multifamily-specific estimates at default acreage and history presets—adjust in the calculator for your deal.
| State | Estimated range |
|---|---|
| Texas | $3,250 – $5,550 |
| California | $4,350 – $7,450 |
| Florida | $3,600 – $6,150 |
| New York | $4,200 – $7,200 |
What drives Phase 1 ESA pricing for Multifamily?
- Number of buildings and common-area structures on the campus.
- Former commercial or industrial use before residential conversion.
- On-site heating oil, boiler rooms, and maintenance shops.
- Parking lots, dry cleaner drop-offs, and adjacent retail pad sites.
- Agency (Fannie/Freddie/FHA) formatting and timeline requirements.
Common REC themes on Multifamily sites
- Historical commercial use prior to residential development
- Heating oil USTs serving boiler systems
- Adjacent gas station or dry cleaner impacts
Multifamily Phase 1 ESA calculator
Estimated Cost
$3,250 – $5,550
Planning range for a Phase 1 ESA on Multifamily in Texas (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.
FAQ
Do agency lenders require Phase 1 ESAs on all multifamily deals?
Most agency-backed multifamily acquisitions require ASTM E1527-aligned Phase 1 ESAs. Scope and formatting should be confirmed with the lender’s environmental checklist early.