Blog · October 14, 2026 · Delaware
Millsboro Plat Map, Delaware: plats and lots
A recorded plat shows how land near Dagsboro was divided into lots.
Main page: Sussex County, DE GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Checking easements on a house in Millsboro? Start with the Millsboro plat map, as it records the lot layout that deeds refer to. This Millsboro guide covers: where plats are filed, how a plat differs from a parcel map, and the details that matter to buyers.
Who keeps the Millsboro plat map
For a subdivision near Georgetown, look for the plat book reference on the parcel record; use it to request a copy.
The viewer Sussex County publishes
Go first to the Delaware FirstMap State Parcels; it includes every tax parcel in the county, Millville included. For a home near Georgetown, type a street address, an owner's name or a parcel number, then pick the result to center the map on it. Near Georgetown, the record panel normally shows the owner of record, acreage on the tax roll, the parcel number and in many cases the last transfer.
Millsboro and the county around it
Millsboro is part of Sussex County, Delaware, so its parcels are on the county's map. Closer to Selbyville, the municipality handles matters such as zoning, permits and utilities for lots inside the boundary, while the county keeps the tax map. Acreage past the town limits out by Selbyville usually follows county rules, not municipal ones.
Which office to call
Anything recorded against property around Frankford are with the county Recorder of Deeds, usually searchable by name or document number. Zoning, permits and septic questions near Dagsboro go to planning, building or health offices, and the answer depends on jurisdiction.
How a plat differs from the tax map
When the two disagree for a lot near Selbyville, go with the plat and a surveyor's work.
Reading the plat sheet
For land near Frankford, the sheet usually includes lot and block numbers, dimensions and bearings, street rights-of-way and easements.
Sussex County in a few facts
Georgetown holds the county offices, where most land records are kept. You'll also find Dagsboro, Frankford, and Selbyville, where town lots give way to larger tracts. About 263,509 people live in Sussex County (Census Bureau estimate, 2023) on some 936 square miles. Sussex County was organized in 1683, and some chains of title near Selbyville are long. Landmarks such as Cedar Creek Hundred, Broad Creek Hundred, and Cape Henlopen State Park are easy to spot when you zoom out from Ocean View.
Metes and bounds instead
Acreage around Dagsboro outside a subdivision may have no plat at all; look for a recorded survey for land near Frankford.
Sections, lots and bearings
Older tracts around Selbyville are often described by metes and bounds, which trace the boundary call by call. Town lots near Dagsboro usually use lot and block from a recorded plat instead, making them easier to find. Copy the legal description from the record for the parcel near Selbyville before you request a deed or survey.
Field tips
Most viewers work in a phone browser, useful out on a road near Dagsboro, so load it before you lose signal. A saved image of the lot near Ocean View and its lines is a good backup.
Amended plats
An amended plat may change lots around Selbyville, so check for later filings; vacated streets or alleys also get recorded.
Limits of the parcel data
Parcel lines are drawn for taxes, not surveyed, so the edge of a yard near Georgetown can sit some distance off the line on screen. For land near Millville, records update in batches, so a deed recorded last month might lag behind.
Next door to Sussex County
Sussex County borders Kent County, Caroline County, MD, Dorchester County, MD, Wicomico County, MD, and Worcester County, MD, and each of those keeps its own parcel map. Acreage along the edge near Georgetown may show up in two county records, so check the neighboring map too. Our state page links each neighboring county map for Delaware.
Recorded documents worth pulling
For anything that matters, get the recorded deed from the county Recorder of Deeds; the parcel map near Dagsboro only summarizes it. If you're looking near Frankford, use the instrument number shown in the record panel to skip a name search.
Requesting the plat
For property near Millville, some counties put plat images online, otherwise call or visit with the reference; small fees are common.
Questions about the Millsboro plat map
What is a replat in Millsboro?
Short answer: combining or splitting lots near Dagsboro usually needs a recorded plat change; ask staff about the process.
Is a plat map a survey in Millsboro?
It depends, but the plat near Selbyville is recorded, while the GIS layer is an approximation; a surveyor ties it to the ground.
Who has recorded plats for land near Selbyville?
Good question; recorded plats near Ocean View are filed with the county Recorder of Deeds.
What do the dashed lines on a plat mean near Selbyville?
Around Georgetown, dashed lines often mark easements or building lines, so check before you build.
Is there an app for the parcel map near Ocean View?
For a home near Millville, most viewers run in a mobile browser; screenshots help offline.
Open the official Sussex County, DE parcel map See it in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.