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Before You Buy That Lot — Know What You Can Actually Build

Start a source-cited preliminary feasibility screen before you commit to a parcel.

9 weighted factors · Available official and primary sources · Built for buyers, builders, and agents doing pre-offer diligence.

Free · No signup · Preliminary results

Direct answer

What should I check before buying vacant land?

Before buying land, verify the intended use against official zoning and overlays, then investigate legal access, utilities, water and wastewater, flood and environmental constraints, terrain, soils, easements, title, and the required approval path. Use a preliminary screen to eliminate obvious mismatches, but keep inspection, survey, title, engineering, and jurisdiction verification contingencies in the purchase agreement.

· Status: Verified guidance

How to verify it

  1. Define the intended project

    Buildability is conditional on what you intend to build, not the parcel alone.

    Sources: Revitalization-Ready Guide: Reuse Assessment, Buildability methodology

  2. Verify zoning and approvals

    Confirm permitted use, dimensional standards, overlays, and discretionary review.

    Sources: Revitalization-Ready Guide: Reuse Assessment, Buildability methodology

  3. Investigate site feasibility

    Check access, utilities, water, wastewater, flood, terrain, soils, wildfire, wetlands, and contamination.

    Sources: National Flood Hazard Layer, Web Soil Survey, EnviroAtlas, Buildability methodology

  4. Review legal and financial records

    Order title work and examine easements, deed restrictions, taxes, liens, and recorded approvals.

    Sources: Revitalization-Ready Guide: Reuse Assessment, Buildability methodology

  5. Use qualified professionals

    Escalate material unknowns to surveyors, engineers, attorneys, environmental professionals, and planning staff.

    Sources: Revitalization-Ready Guide: Reuse Assessment, Buildability methodology

Official and primary sources

  1. National Flood Hazard Layer

    FEMA: Official flood-zone, floodway, and flood-elevation screening.

  2. Web Soil Survey

    USDA NRCS: Official soil properties and building-site suitability screening.

  3. EnviroAtlas

    U.S. EPA: Environmental geospatial screening context for site due diligence.

  4. Revitalization-Ready Guide: Reuse Assessment

    U.S. EPA: Official guidance distinguishing environmental and real-estate due diligence, including zoning, liens, encroachments, title searches, engineers, attorneys, and environmental professionals.

  5. Buildability methodology

    Buildability: Preliminary project, zoning, site, legal-record, professional-review, source, and confidence workflow.

Sample result

Key diligence questions, organized before you commit.

Illustrative preview — your result depends on available evidence for the parcel.

Zoning and overlays
Check sources
Access and utilities
Verify providers
Survey and title
Order as needed
Open diligence itemsTrack and verify

Use the preliminary screen to decide which issues need official or professional verification.

Preliminary signal

Lot 14, County Rd 210, Driftwood, TX

82

Buildability Score™

Zoning example
R-1 · Verify local rules
Flood example
Review cited map

No major mapped flags in this illustrative preview

This is a preview, not a site determination. The full report organizes available setback standards, utility signals, source confidence, and unresolved diligence items.

How it works

A clearer first pass on land due diligence

01

Enter the parcel address

Enter the address of the raw-land, infill, or unincorporated parcel you are considering.

02

Get a preliminary feasibility scan

Buildability™ organizes available evidence across 9 weighted factors — zoning, flood, seismic, soil, radon, wildfire, utilities, terrain, and lot geometry.

03

Decide: go, caution, or walk

See a plain-English verdict, flagged risks, and the top questions to ask the seller or your agent before you commit.

Why check first

4 things land buyers miss until it’s too late

Each issue can materially change feasibility and should be investigated before closing.

You closed on a lot you can’t legally build on.

Setbacks, overlays, easements, and prior approvals can materially reduce the usable building area on a parcel that looks suitable at first glance.

The utility hookup quote lands after closing.

Mapped water, sewer, and power availability may be incomplete. Confirm capacity, connection points, extension requirements, and provider terms before closing.

The approval path differs across jurisdiction lines.

Similar zoning labels can follow different application, review, hearing, and approval processes. Permit timing depends on project type, review path, application completeness, and the governing jurisdiction.

Undisclosed wetland or flood designation.

Official flood and environmental screens can reveal constraints that a listing does not describe. Site-specific verification may still be required.

The paper-lot problem
Verify the footprint

Setbacks, overlays, easements, access, and site constraints can all reduce usable building area.

Parcel area alone does not determine the buildable envelope.

Who it’s for

Built for anyoneabout to put money on a lot.

Land buyers

Pre-offer diligence on candidate lots.

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Custom home builders

Shortlist lots without wasting a site visit.

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Small developers

Sub-10 unit infill and rural subdivisions.

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Agents & brokers

Organize a source-cited preliminary answer for clients.

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Not legal advice. Not a permit guarantee. An early feasibility signal built from public data — so you walk into due diligence asking the right questions instead of discovering the problem after closing.
Data sources: FEMA · EPA · USGS · USACE · county parcel layers · municipal zoning ordinances.
FAQ

Frequently asked questions

What is land due diligence?

It is the investigation performed before acquiring or developing land to test whether the intended project is legally, physically, financially, and operationally feasible.

What should I check before buying vacant land?

Check zoning and overlays, legal access, water and wastewater, utilities, flood and environmental constraints, terrain, soils, easements, title, taxes, recorded approvals, and the permit or entitlement path for the intended use.

How is this different from a survey or title report?

A survey addresses boundaries and mapped site conditions; title work addresses ownership and recorded interests. Buildability is a preliminary regulatory and site screen. These products answer different questions and may all be necessary.

Can I use this for rural or unincorporated land?

Yes for a preliminary screen, but county authority, legal access, wells, septic, utility availability, fire access, and sparse public mapping often create additional verification work.

Is this a permit or legal opinion?

No. Keep appropriate purchase contingencies and use planning staff, surveyors, engineers, environmental professionals, title professionals, and land-use counsel for material unresolved issues.

Want the full picture?

9 weighted factors · Zoning, flood, seismic, soil, radon, wildfire, utilities, terrain, and lot geometry · Local depth varies by source and jurisdiction.

Get full Buildability™ Report — free

Free · No signup · Preliminary results