A title survey is a licensed land surveyor’s detailed map of a property’s legal boundaries and the physical features on it, prepared to show how what’s recorded on paper lines up with what’s actually on the ground. It catches problems a title search can’t, like a neighbor’s fence sitting two feet onto your lot or a utility easement running through the spot where you planned to build. If you’re buying, selling, financing, or developing real estate, it’s the document that proves the land matches the deal.
What a Title Survey Shows
A survey packs a lot into a single drawing. At its core, it establishes the exact legal boundaries of the parcel, plotted with precise measurements and bearings and tied to physical markers on the ground. But boundaries alone don’t tell the full story. The survey also maps the significant physical features on the land and identifies the legal encumbrances that limit how you can use it.
On a completed survey, you can expect to see:
- Boundary lines with exact dimensions and angles, tied to monuments on the ground.
- Easements, meaning areas where someone else has a legal right to use part of your property, such as a utility company’s right to access underground lines or a neighbor’s right to cross to reach a road.
- Encroachments, where a structure from your property or a neighbor’s crosses the boundary line.
- Improvements such as buildings, fences, driveways, and retaining walls.
- Access points like driveways and curb cuts connecting the property to public roads.
- Rights of way running through or alongside the parcel.
- Setback lines showing the minimum distances from boundaries where local zoning allows construction.
Conditions like encroachments and overlapping boundary claims can only be identified through a proper survey and physical inspection of the property, not through a title search of recorded documents alone.1National Society of Professional Surveyors. 2026 ALTA/NSPS Standards That’s the fundamental reason surveys exist. They bridge the gap between what the paperwork says and what’s actually happening on the ground.
Boundary Survey vs. ALTA/NSPS Survey
Not all property surveys are the same, and ordering the wrong one wastes money. The two types that show up in real estate transactions are boundary surveys and ALTA/NSPS land title surveys.
A boundary survey identifies and marks the corners and edges of a parcel. It confirms property lines with high accuracy and works well for a residential purchase, a fence project, or a dispute with a neighbor. It generally doesn’t go beyond the boundaries themselves, though some surveyors will note obvious features like buildings or fences.
An ALTA/NSPS land title survey does much more. It follows national standards jointly developed by the American Land Title Association and the National Society of Professional Surveyors, so it delivers a consistent level of detail regardless of where the property is located. Beyond boundary lines, an ALTA survey maps improvements, easements, access points, visible utilities, zoning setback lines, and other features relevant to title insurance and financing. A complete ALTA/NSPS survey includes the required fieldwork, a plat or map showing the results against the recorded documents, any optional Table A items the client selects, and a formal certification.2American Land Title Association. Minimum Standard Detail Requirements for ALTA/NSPS Land Title Surveys
ALTA surveys are the standard for commercial transactions and are routinely required by lenders, title companies, and attorneys in those deals. For a straightforward residential purchase, a boundary survey often suffices. But if a title insurer needs to evaluate survey-related risks before issuing a policy, the ALTA survey is what they want.
Table A is a menu of optional items that can be added to an ALTA survey. Commonly requested additions include flood zone classification, zoning information and setback depictions, building dimensions and square footage, parking space counts, evidence of underground utilities, and the names of adjoining owners. The full table runs to 20 items, and they are not included by default. They must be requested in writing when the survey is ordered. Lenders, title companies, and attorneys often have standard packages they require, so confirm with everyone involved before the surveyor starts work.
When You Need a Title Survey
Buying or Selling Property
A survey gives both sides confidence that the property being transferred matches its legal description. It catches problems before closing that would be expensive to fix afterward. Buyers in particular benefit, because a survey can reveal that the “half-acre lot” is actually smaller or that the seller’s shed sits on a neighbor’s parcel. Many lenders require a survey before funding a purchase loan, especially for larger parcels or new construction.
Commercial Real Estate Transactions
Commercial deals almost always require an ALTA/NSPS survey. The stakes are higher, the properties are more complex, and lenders need detailed verification of what they’re financing. Title insurers rely on the survey to evaluate risks a records search can’t reveal, and without one, policies often include broad survey exceptions that leave significant risks uncovered. For properties like shopping centers, office buildings, or industrial sites, the survey also documents parking counts, building footprints, and access configurations that affect value and usability.
Refinancing
Whether a lender requires a new survey for a refinance depends on the circumstances. If a recent survey is on file and nothing has changed, many lenders and title insurers will accept the existing survey along with an affidavit from the owner confirming that fact. If no prior survey exists, if the property has had additions or improvements, or if the existing survey is more than five to ten years old, expect to order a new one.
New Construction or Additions
Before breaking ground on a new building or addition, a survey confirms that the planned construction falls within allowable setback distances and doesn’t encroach on neighboring property. Zoning rules establish minimum distances between structures and boundary lines, and building without a survey is an easy way to end up tearing down what you just built.
Property Line Disputes
When neighbors disagree about where one property ends and another begins, a professional survey provides the definitive answer. Fences, hedges, and driveways are notoriously unreliable as boundary indicators. A survey ties the boundary to actual measurements and recorded legal descriptions, giving both sides a factual basis for resolution.
How a Title Survey Affects Title Insurance
Title insurance policies typically include a “survey exception” that excludes coverage for problems a survey would have revealed. In effect, the insurer is saying it searched the public records but isn’t covering anything that only a physical inspection of the land would show. Encroachments, boundary overlaps, unauthorized use, and unrecorded access paths all fall into this category.
Providing an ALTA/NSPS survey to the title insurer is the standard way to narrow or remove that exception. When the insurer reviews a compliant survey, it replaces the blanket exclusion with specific language listing only the particular issues the survey actually found. That shift matters. Instead of a policy that excludes an entire unknown category of risk, you get one that names the known issues and covers everything else.
For an existing survey to satisfy the insurer without ordering a new one, two conditions generally apply. There must have been no changes to the property since the survey date, and the owner must sign an affidavit confirming that fact. For new construction or situations where the property has changed, a new survey is required.
Common Problems a Survey Finds
Experienced surveyors see the same issues again and again. Knowing what tends to turn up helps you understand why the survey is worth paying for and what to do if something shows up on yours.
Encroachments
These are the most common headaches. A fence built two feet past the property line, a neighbor’s driveway that spills onto your lot, or a deck that extends beyond the setback. Minor encroachments between cooperative neighbors can often be resolved through a boundary line agreement or an easement grant. More serious ones, like a building foundation that crosses the line, may require negotiation, financial compensation, or in rare cases a court order to remove the structure.
Encroachments also carry a clock. If a neighbor has openly used a strip of your land for a long enough period, they may be able to claim ownership through adverse possession. The required time period varies widely by state, ranging from a few years to over two decades, but discovering the encroachment through a survey and addressing it promptly protects your rights.
Gaps and Overlaps
When the legal descriptions of two adjacent properties don’t align perfectly, the result is either a gap (an unclaimed strip between them) or an overlap (both descriptions claiming the same ground). These typically trace back to errors in old deed descriptions or inconsistencies between surveys done at different times. Gaps can leave slivers of land with no clear owner; overlaps create competing title claims. A surveyor’s job is to identify and locate these conflicts, not resolve them. Resolution usually involves negotiation between the affected owners or, when that fails, a court action to quiet title.
Easement Conflicts
A title search might show that a utility easement exists across your property, but only a survey reveals exactly where it runs. That matters when the easement cuts through the spot where you planned to build a garage, or when a recorded access easement for a neighboring property doesn’t match the path people have actually been using. The 2026 ALTA/NSPS standards require surveyors to provide a summary of all easements burdening the property and to note whether each one could be located on the ground.3American Land Title Association. Minimum Standard Detail Requirements for ALTA/NSPS Land Title Surveys – Section: 6.C.ii
Setback Violations
A building constructed too close to the property line may violate local zoning ordinances. This is especially common with additions, sheds, and detached garages built without permits. The violation becomes your problem as the new owner, and fixing it can mean applying for a variance, modifying the structure, or in the worst cases removing it entirely.
Flood Zone Issues
If the property sits in or near a flood-prone area, the surveyor can identify its location relative to FEMA’s Flood Insurance Rate Maps when flood zone classification is included as a Table A item. A property in a Special Flood Hazard Area may require an Elevation Certificate, which records the elevation of the building’s lowest floor relative to the base flood elevation and is used to demonstrate compliance with local floodplain rules and to set flood insurance premiums.4FEMA. Elevation Certificate Elevation Certificates must be signed and sealed by a land surveyor, engineer, or architect authorized by state law to certify elevation information.5FEMA. Elevation Certificate Form and Instructions Getting that classification early matters, because it affects financing, insurance costs, and what you can build.
What a Title Survey Costs
Costs vary significantly based on property size, terrain, location, and survey type. A standard residential boundary survey runs roughly $800 to $5,500 nationwide. A small urban lot sits on the lower end; a multi-acre rural parcel on the higher end. ALTA/NSPS surveys for commercial properties typically start around $2,000 and can run considerably higher depending on the number of Table A items requested and the complexity of the site.
The main cost drivers are lot size and accessibility. Flat, cleared land with well-documented boundaries surveys faster and cheaper than wooded, hilly terrain where monuments are missing and old deed descriptions are vague. Urban areas tend to cost more than rural ones, mostly because surveyor rates track local cost of living.
Turnaround depends on the same factors. A standard boundary survey for a residential property typically takes one to two weeks from request to delivery. ALTA surveys for commercial properties can take two to four weeks or longer, depending on parcel size, title complexity, and how many Table A items are requested.
In most residential transactions, the buyer pays, though the cost is negotiable in the purchase contract. For commercial deals, the party responsible is usually spelled out in the loan or purchase agreement. Either way, the price is modest next to the problems a survey prevents. Discovering a boundary dispute after closing, when you no longer have leverage in the transaction, is far more expensive than finding it beforehand.
Hiring the Right Surveyor
A title survey must be prepared by a licensed professional land surveyor. The surveyor’s license, seal, and certification are what give the document legal weight. Title insurers, lenders, and courts rely on that professional certification.
The surveyor’s role goes beyond measuring and mapping. They interpret old deed descriptions, reconcile conflicting records, locate boundary monuments that may have been placed decades ago, and exercise professional judgment about measurement precision based on the property’s planned or existing use.6National Society of Professional Surveyors. ALTA/NSPS FAQs When they find a problem, their responsibility is to identify and document it clearly. Resolving it is up to the property owner and their attorney.
When hiring, confirm the surveyor is licensed in the state where the property is located and ask whether they regularly perform the type of survey you need. An ALTA/NSPS survey requires familiarity with the national standards and the Table A options, and not every residential surveyor handles them routinely. For properties or interests outside the ordinary, like easements, solar farms, mobile home parks, or mineral rights, the standards recommend that the surveyor, client, title company, and lender discuss the scope explicitly before work begins.1National Society of Professional Surveyors. 2026 ALTA/NSPS Standards Getting the right surveyor upfront avoids delays and the cost of having work redone.