Boundary Line Agreement Template (US)
Updated on August 21, 2026
A boundary line agreement records how neighboring landowners identify an uncertain or disputed property line. It should not casually transfer land, rewrite deeds or replace a survey. A usable agreement ties the line to parcel identifiers, recorded deeds, a surveyor plan, monuments, coordinates or physical markers, then states whether the parties intend only to clarify an uncertain line.
The source PDF is dangerously thin: it says the common line is "10 meters away from Property A and B," gives no parcel IDs, no survey, no recording step, no lender consent, no witness or notary and no distinction between clarifying a boundary and conveying land. This template is still a general drafting aid, but it forces the missing evidence and warns users to follow state recording, subdivision and deed rules.
Tap any highlighted blank in the document below and type straight into it.Free — no sign-up, no watermark
Boundary Line Agreement
This Boundary Line Agreement is made on between , of , and , of .
1. Properties
Property A:
Property B:
2. Survey and Agreed Boundary
Surveyor: . Survey date: . Survey or plan reference: .
The agreed boundary is described as follows and should be read with the attached survey or plan:
Monuments, markers, coordinates or bearings:
3. Features, Maintenance, and No Transfer
Existing features and encroachments:
Maintenance, removal or access terms:
4. Recording and Governing Law
Notary, recording, lender, title insurer or other consent steps:
Governing law: .
Owner A
Date signed:
Owner B
Date signed:
Clarifying a boundary is not the same as transferring land
A boundary agreement is most defensible when the exact line is uncertain and the parties are documenting their shared understanding of where the legal line has always been. If the parties are moving the line so one owner gives land to the other, that may require a deed, lender consent, tax review, subdivision approval or other formal conveyance steps.
The template therefore includes a no-transfer statement and a separate warning to get local real-estate counsel where the agreed line changes ownership area rather than resolves uncertainty.
The plan is the heart of the agreement
A statement like "ten meters away" is not enough. A boundary agreement should identify the record title, parcel numbers, adjacent deeds, surveyor name, survey date, plan number, monuments, fences, walls, coordinates, bearings or other evidence that lets a future owner, lender or court find the same line.
HM Land Registry guidance in the UK makes the same practical point even though the registry system differs from the US: simple boundary agreements and determined boundaries depend on plans and evidence. For US masters, the comparable discipline is to attach a survey or recordable exhibit that local recording offices can accept.
Successors and recording need local checks
The source says successors and heirs continue the agreement, but that statement may not bind later buyers unless the agreement is properly recorded or otherwise enforceable under state law. The parties should decide whether to record, who pays recording fees and what notice will be given to lenders, title insurers and future buyers.
Because recording, notarization and enforceability differ by state and county, this template includes a recording-instructions field rather than pretending there is one national filing rule.
Do not ignore easements, encroachments and maintenance
Boundary disputes often involve fences, walls, trees, driveways, retaining walls, sheds, drainage, utilities or access paths. The agreement should say whether those features mark the boundary, remain as permitted encroachments, must be moved or are governed by a separate easement or maintenance agreement.
The template adds feature and maintenance fields so the parties do not sign a boundary line while leaving the actual source of conflict unresolved.
Title evidence should travel with the agreement
A boundary agreement may be read years later by buyers, surveyors, title companies, lenders, heirs or a court. They will not have the parties' memory of the dispute. The agreement therefore needs enough title evidence to stand alone: deed references, parcel numbers, survey exhibit, date of inspection, photos where helpful and a record of which physical markers existed when the parties signed.
The template prompts for those references because a short neighbor note can solve today's argument while creating tomorrow's title problem. If the agreement will be recorded, the parties should confirm county formatting and exhibit requirements before signing rather than discovering after signature that the document cannot be indexed.
Clause-by-clause guide
- Owner and parcel details
- Names both owners and identifies each property by address, parcel number and recorded deed reference.
- Survey and exhibit
- Attaches a surveyor plan or recordable sketch with monuments, bearings, coordinates or physical markers.
- Agreed boundary description
- Describes the line by reference to the attached plan, not a vague distance statement.
- No transfer of land
- States whether the parties are clarifying an uncertain boundary rather than conveying land.
- Encroachments and maintenance
- Addresses fences, walls, trees, driveways, utilities, drainage and upkeep.
- Recording and third-party consents
- Allocates notarization, recording, lender, title insurer and future-buyer notice steps.
- Successors and dispute resolution
- States intended binding effect and a process for later survey or interpretation disputes.
US compliance checklist
Use a survey or recordable plan
A boundary agreement should attach a clear plan or survey exhibit. The UK Land Registry PG40 guidance is not US law, but it is a useful official explanation of why boundary agreements need precise plans and evidence.
HM Land Registry PG40 supplement 4Check state conveyance and recording law
If the agreement changes ownership rather than clarifies an uncertain line, a deed, subdivision approval, tax filing, lender consent or title-insurance endorsement may be required. Recording rules vary by state and county.
Use notarization or witnesses if local recording requires it
County recorders often require acknowledged signatures before recording a real-property instrument. Confirm local formatting, margin, notary and exhibit requirements before signing.
Tell lenders and title insurers where required
A boundary agreement can affect collateral, title coverage and future sale disclosures. Mortgages, deeds of trust and title policies may require notice or consent.
Do not use a boundary agreement to hide a zoning or subdivision issue
Moving a line can affect setbacks, lot size, access, drainage and zoning compliance. Get local advice before using this document to change land area.
How to complete this template
- Identify both parcels. Enter owner names, addresses, parcel IDs and deed or title references.
- Attach the survey exhibit. Add surveyor name, date, plan number and a clear exhibit showing the line.
- Describe the agreed line. Describe the boundary by reference to monuments, bearings, coordinates or the attached plan.
- Address features and maintenance. State what happens to fences, walls, trees, driveways, utilities, drainage and encroachments.
- Sign and record if appropriate. Confirm notarization, recording, lender, title insurer and future-buyer notice steps under local law.
Frequently asked questions
Can neighbors agree their own boundary line?
They can often agree how to resolve uncertainty, but they usually cannot ignore deeds, surveys, lenders, subdivision rules or recording requirements. If the agreement transfers land, it may need a deed or other formal conveyance.
Do I need a survey?
For a reliable agreement, yes or at least a precise plan prepared from reliable evidence. A vague distance or fence description may not help future owners or title companies understand the line.
Should the agreement be recorded?
Often yes if the parties want future buyers to have notice, but recording requirements vary by state and county. Confirm local notary, formatting and exhibit rules before signing.
Can this fix an encroaching fence or driveway?
It can address the boundary issue, but the parties may also need an easement, license, maintenance agreement or removal schedule for the physical feature.
Does a boundary agreement bind heirs and buyers?
Only if enforceable under local law and properly documented. A successor clause helps, but recording, notice and title treatment are what make the agreement visible to later buyers.
Can I use this to sell a strip of land to my neighbor?
Not by itself. Selling or exchanging land usually requires a deed and may require lender consent, tax review, subdivision approval and title-insurance work.
What if the properties are mortgaged?
Ask the lender and title insurer before signing. A boundary change or recorded agreement can affect collateral description and title coverage.
Related templates
Disclaimer
This template and guide are for general information only. They are not legal, surveying, title-insurance, conveyancing, zoning, tax or real-estate advice.
