Recorded parcel map showing subdivision lots, streets, easements, and other details referenced by title documents.
A plat map is a recorded parcel map showing subdivision lots, streets, easements, dimensions, and other details referenced by title documents. It may also be called a subdivision plat or recorded plat.
A plat map matters because many homes are legally identified by lot, block, subdivision name, and recording reference rather than by street address alone. The legal description in the deed or mortgage may point directly to a recorded plat.
The map can also show rights and constraints that are not obvious during a property visit. Utility easements, drainage areas, private streets, common parcels, and access points may affect how the owner uses the land even when they do not prevent closing.
A plat should not be treated as a current field survey. It records the approved parcel layout and specified rights as of its preparation and recording, but it may not show a later fence, addition, shed, driveway, or other physical condition.
Borrowers may encounter a plat during title search, survey review, appraisal review, or closing-document preparation. The title commitment may reference the plat in Schedule A as part of the parcel description and list easements or restrictions associated with it in Schedule B.
The closing team may compare the plat reference in the current deed, the proposed deed, the security instrument, and a new or prior property survey. A mismatch in lot number, block, subdivision name, or recording reference can become a title requirement that must be clarified before recording.
| Plat element | What it can help explain |
|---|---|
| Lot and block number | Which subdivision parcel the documents identify |
| Dimensions and bearings | Record geometry of the lot lines |
| Streets and access points | How the subdivision connects to public or private ways |
| Easements | Areas reserved for utilities, drainage, access, or another stated use |
| Common areas | Parcels owned or maintained collectively |
| Recording reference | Where the official plat appears in public records |
Symbols and abbreviations vary. A borrower should use the legend and recording information rather than guessing what a line means. A title professional or surveyor can explain how the recorded features relate to the specific transaction.
A buyer is purchasing a home identified as “Lot 18, Block B” in a recorded subdivision. The plat shows a ten-foot utility easement across the back of the lot. The buyer still receives title to that strip, but utility rights may limit where a pool or permanent structure can be placed. A current survey later shows the house and fence locations relative to the record lot and easement.
A legal description is the written property identifier. A lot-and-block description may incorporate the plat by reference, but the text and map serve different documentary roles.
A property survey applies a defined scope of measurement and field observation to a specific parcel. The recorded plat supplies record evidence; the survey can show current physical improvements and possible encroachments.
An assessor or tax parcel map is generally maintained for assessment and administrative purposes. It should not automatically be substituted for the recorded plat or a survey when a precise title or boundary question exists.
An easement is a property right or burden. The plat is one place where its location may be depicted, but the recorded easement document may contain controlling details not printed on the map.