Know the health of your next neighborhood before you commit.

NestCheck evaluates walkability, environmental risks, and local infrastructure so you don't have to.

Available in NY, NJ, CT, MI, MD, DC, and VA. Outside these states? You'll get a health hazard report. Full evaluations coming soon.

Sign in to save evaluations, track multiple addresses, and pick up where you left off.

1

Enter an address

Any US residential address. We geocode it and begin querying federal databases.

2

We query 15+ databases

EPA, FEMA, HPMS, and more. Real data with evidence-based thresholds — not AI summaries.

3

Get your report

Health hazards, walk quality, green space, daily essentials, transit — scored and sourced.

Category NestCheck Zillow Redfin
Health hazard proximity Gas stations, Superfund, TRI, UST
Flood zone assessment FEMA flood zone designation Partial Partial
Walk quality Actual walk times to specific venues Partial Partial
Green space quality Park scoring with loop, shade, amenities
Daily essentials Groceries, coffee, fitness nearby
Transit access Stations, commute times, reachability Partial Partial
Road noise & traffic HPMS traffic counts, road classification

"Partial" means the platform surfaces third-party data (Walk Score, First Street) but doesn't evaluate it independently.

Gas stations & UST EPA UST Finder · 2.2M tanks, 800K facilities
Superfund sites EPA SEMS · 1,300+ NPL sites, updated every 2 hrs
Toxic releases EPA TRI · 800+ chemicals, 21K facilities
Flood zones FEMA NFHL · ~90% US population coverage
High-traffic roads FHWA HPMS · AADT counts, all public roads
Power lines HIFLD · 69kV–765kV transmission lines
Rail corridors FRA Safety Data · National rail network
Air quality indicators U.S. Environmental Protection Agency · 13 environmental indicators

Full evaluation available

NY NJ CT MI DC MD VA

Complete reports including health hazards, walkability, green space, transit, schools, and scored dimensions.

Expanding soon: CA, TX, FL, IL

Health checks available

All 50 states

Our federal health datasets — EPA, FEMA, FHWA — cover every state. Enter any US address for an environmental hazard report.

Which state should we support next?

Your vote helps us prioritize.