Property Line Dispute: Fence Law and Survey Rights
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We’ve all heard the old proverb, “Good fences make good neighbours.” But what happens when that fence appears to be six inches into your yard, or your neighbour decides to remove a shared barrier without asking? Suddenly, that “good fence” can become the centre of a heated property dispute. Disagreements over boundaries are a common source of conflict between neighbours. Often, these disputes begin with a simple assumption: that wherever a fence stands must be the exact legal property line. In reality, a fence is a physical structure, and its location isn’t necessarily proof of the legal boundary. If you’re dealing with a property line dispute involving fence law, understanding the available records and getting professional advice can help you avoid making the situation worse.
1. What Is a Property Line Dispute?
A property line dispute occurs when neighbouring property owners disagree about where one person’s land ends and the other’s begins.
Fences are common sources of disagreement, but boundary disputes can also involve:
- Sheds and other structures
- Driveways
- Gardens and landscaping
- Trees and hedges
- Retaining walls
- Additions or other improvements
A boundary issue may go unnoticed for years until someone decides to replace a fence, build an addition, sell the property, or have a new survey completed.
What appears to be a minor difference can become complicated when structures or landscaping have occupied the disputed area for a long time.
2. Does a Fence Determine the Property Line?
Generally, you shouldn’t assume that an existing fence automatically establishes the legal property boundary.
A fence may have been installed without a survey, placed for convenience, moved over time, or constructed according to an incorrect assumption about the lot line.
The age of a fence doesn’t necessarily prove who owns the land on either side of it.
When there’s a genuine disagreement, property owners may need to look at the property’s legal description, registered plans, surveys, title information, and other relevant evidence.
Because property laws differ by jurisdiction, a qualified land surveyor or property lawyer can help determine what information is relevant to your particular situation.
3. Understanding Boundary Surveys
If you’re unsure where your property ends, obtaining professional surveying advice can be an important step.
A licensed or registered land surveyor can examine relevant records and measurements and, where appropriate, identify or mark property boundaries.
Survey vs. Title
Your title documents establish your legal interest in the property, while a survey can provide physical information about the location of boundaries on the ground.
These documents serve different purposes, and one shouldn’t automatically be treated as a substitute for the other.
When Should You Consider a Survey?
A survey may be worth considering before:
- Building a new fence
- Constructing an addition or other structure near a boundary
- Purchasing property where the boundary is uncertain
- Disputing a neighbour’s alleged encroachment
- Making significant landscaping changes close to the property line
A survey can provide useful evidence before a disagreement becomes more serious.
4. Who Owns a Fence on a Property Line?
Fence ownership isn’t determined by one universal rule. It can depend on where the fence is located, agreements between property owners, local laws, and the circumstances under which the fence was constructed.
If a fence is entirely on one owner’s property, that may be an important factor when determining ownership. However, a fence located directly along a boundary can raise additional questions about ownership, maintenance, access, and responsibility.
Don’t assume that you and your neighbour automatically have equal ownership or equal financial responsibility simply because a fence appears to sit on the property line.
If you’re unsure, check your local rules and consider obtaining professional legal advice before removing, replacing, or significantly altering the fence.
5. What to Do If Your Neighbour’s Fence Is on Your Property
Before reaching for the sledgehammer, take a breath.
Removing or damaging a fence before establishing the facts could make an already difficult dispute much worse.
Gather Your Documents
Look for your deed or title documents, registered plans, previous surveys, purchase documents, and any written agreements involving the boundary or fence.
Talk to Your Neighbour
Your neighbour may not realize there’s a potential boundary problem. A calm conversation can sometimes prevent a minor disagreement from turning into a legal dispute.
Consider a Professional Survey
If the documents don’t clearly resolve the issue, a surveyor may be able to provide information about the location of the legal boundary.
Get Legal Advice When Necessary

If your neighbour refuses to address a significant encroachment or the ownership of the disputed area is genuinely contested, a lawyer who handles real estate or property disputes can explain your options.
6. Can You Move or Remove a Fence?
Don’t assume that you can simply remove a fence because you believe it sits on your property.
Before moving or demolishing a disputed fence, establish where the boundary is and determine whether other legal issues could apply.
Municipal bylaws may also regulate fences, including their height, location, materials, and visibility near roads or intersections.
If the fence turns out to belong to your neighbour or is subject to an agreement between the properties, removing it could potentially lead to claims for property damage or other legal consequences.
When ownership or the boundary is disputed, getting advice before taking action is usually safer than trying to resolve the issue with a sledgehammer.
7. Property Line Disputes and Long-Term Use
Long-standing fences and decades of use can make property disputes more complicated.
Some jurisdictions recognize legal doctrines under which long-term possession or use of land may affect property rights. One example is adverse possession, although the requirements vary substantially between jurisdictions.
In Canada, the rules can differ between provinces and may also depend on how the property is registered and the history of the land.
This is an area where general internet advice can be misleading. Never assume that because a fence has been in the same location for 20 years, the person using the land automatically owns it.
If a long-standing boundary issue is involved, consult a qualified property lawyer or land surveyor familiar with the law where the property is located.
8. Who Pays for a Boundary Survey?
In many situations, the person who orders a survey pays the surveyor’s fee. However, neighbours can sometimes agree to share the cost when both parties want the boundary established.
If you decide to share the expense, consider putting the agreement in writing before the survey is completed.
A professional survey can provide valuable information, but it doesn’t necessarily resolve every legal dispute. If the parties disagree about ownership rights despite the survey, legal advice may still be necessary.
9. Resolving a Property Line Dispute Without Going to Court
Going to court can be expensive, time-consuming, and stressful. Whenever possible, neighbours may want to explore less confrontational options first.
Mediation
A neutral mediator can help both parties discuss the problem and work toward an agreement.
Written Boundary Agreement
Depending on the circumstances and local law, neighbours may be able to enter into a written agreement concerning the boundary or use of the disputed area. Some agreements may need to be formally registered to have the intended legal effect.
Negotiated Fence Replacement
If both neighbours agree that an old fence needs to be replaced, they may be able to agree on its location, design, cost, and maintenance before construction begins.
Any significant agreement involving land rights should be reviewed by a qualified professional before being signed.
10. What If You Are Building a New Fence?
The easiest property line dispute to resolve is often the one you prevent in the first place.
Before installing a new fence:
- Confirm the location of the property boundary.
- Check your municipality’s fencing bylaws.
- Determine whether permits or approvals are required.
- Consider having the boundary professionally surveyed if its location is uncertain.
- Discuss the project with your neighbour if the fence will be close to or on the boundary.
- Put cost-sharing arrangements in writing.
- Keep copies of permits, surveys, receipts, and agreements.
Don’t simply position a new fence where the old fence stood without first determining whether the existing location is correct.
11. Common Mistakes to Avoid
Relying on Online Maps
Google Maps and other online mapping tools can be useful for general reference, but they shouldn’t be treated as definitive evidence of a legal property boundary.
Assuming the Old Fence Is Correct
An existing fence may have been installed incorrectly or moved over time. Confirm the boundary before using it as the basis for new construction.
Taking Matters Into Your Own Hands
Don’t remove a disputed fence, cut down landscaping, or move your neighbour’s property simply because you believe it is on your land.
Ignoring a Neighbour’s Notice
If your neighbour provides a survey, letter, or other documentation alleging an encroachment, don’t ignore it. Review the information and seek appropriate advice.
Assuming the Same Rules Apply Everywhere
Property and fencing laws vary by province, state, municipality, and the specific circumstances of the dispute. Advice that applies in one jurisdiction may be completely different elsewhere.
Conclusion: Confirm Before You Build
A property line dispute involving fence law can quickly turn a peaceful relationship between neighbours into a stressful and expensive conflict.
The safest approach is to avoid making assumptions. Check your property documents, communicate with your neighbour, and consider professional surveying or legal advice when the boundary is genuinely uncertain.
Before you dig a post hole, move a fence, or tear down an existing barrier, make sure you understand where the legal boundary lies and what rules apply to your property.
Spending some time and money establishing the facts upfront can help prevent a much more expensive dispute later.
