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Dorchester County, MD Parcels & GIS Data

Dorchester County, MD parcel data: 26,584 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Dorchester County, Maryland parcel data covering 26,584 property records.

This page documents parcel-level coverage for Dorchester County, Maryland. Each parcel record carries its boundary polygon (GIS geometry) along with attributes such as the parcel ID/APN, owner name and mailing address, situs (property) address, assessed land and improvement values, acreage, land-use and zoning codes, year built, and most recent sale price and date. Exact fill rates for Dorchester County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Dorchester County property dataset.

Dorchester County is a county located in the U.S. state of Maryland. At the 2020 census, the population was 32,531. Its county seat is Cambridge.

FIPS 24019

Official county website: https://docogo.maps.arcgis.com/apps/webappviewer/index.html?id=4aa12ba319db427caf46bb52baaffeb3

The FIPS code for Dorchester County is 24019.

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Attribute coverage

Dorchester County contains 26,584 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL). For the LBCS columns, only real classifications count: the to-be-determined and not-applicable placeholder codes are excluded.

ColumnCoverageRecords populated
lrid100%26,584
parcelid99.4%26,419
parcelid2100%26,582
ogparcelid98.9%26,295
ogparcelid2100%26,584
parentid<0.1%0
stackid<0.1%0
geoid100%26,584
statefp100%26,584
countyfp100%26,584
countyname100%26,584
cousubfp100%26,584
cousubname100%26,584
tractce100%26,584
tractname100%26,584
taxacctnum98.0%26,047
taxyear65.8%17,493
taxdistrict35.5%9,450
usecode9.4%2,498
usedesc66.8%17,766
zoningcode30.3%8,042
zoningdesc67.6%17,981
numbldgs47.2%12,540
numunits70.0%18,609
yearbuilt59.0%15,674
numfloors38.4%10,209
bldgsqft65.6%17,430
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue89.0%23,662
landvalue97.2%25,848
agvalue46.6%12,399
totalvalue97.2%25,848
taxacres82.8%22,016
calcarea100%26,584
saleamt61.1%16,232
saledate90.0%23,928
ownertype13.0%3,466
ownername81.8%21,733
owneraddr98.4%26,149
ownercity85.4%22,715
ownerstate85.4%22,714
ownerzip85.4%22,715
parceladdr86.1%22,896
parcelcity98.7%26,245
parcelstate100%26,584
parcelzip100%26,583
legaldesc97.9%26,033
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book89.1%23,675
page89.1%23,676
block1.5%401
lot35.8%9,517
parceltype2.9%758
accesstype2.9%758
iucnclass2.1%557
placename6.3%1,674
placetype6.2%1,648
firmid100%26,576
firmdate100%26,576
fldzone100%26,576
zonesubty81.5%21,655
staticbfe18.3%4,877
elevmin96.7%25,696
elevmax96.7%25,696
elevavg96.7%25,696
fireplaces<0.1%0
heating<0.1%0
heatfuel<0.1%0
cooling<0.1%0
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode7.4%1,967
frsid<0.1%4
dfrurl<0.1%4
caapermit<0.1%4
cwapermit<0.1%4
rcrapermit<0.1%4
updated99.9%26,560
centroidx100%26,584
centroidy100%26,584
surfpointx100%26,584
surfpointy100%26,584
geom100%26,584
extras100%26,584
ownerlist12.9%3,437
placefp53.6%14,257
zoningurl27.2%7,242
lbcsactivity92.6%24,609
lbcsfunction91.9%24,438
lbcstype91.9%24,433
lbcscharacter98.7%26,243
lbcsownership82.1%21,827
sourceurl85.2%22,650

Schema mapping

How source columns from the acquired Dorchester County GIS layers map into the harmonized entity schemas and assemble into the published parcel table, alongside supplemented fields (elevation, flood zone) and deterministic columns.

Schema mapping — Dorchester County, Maryland (24019) 2 entities · most recent acquisition per entity · generated 2026-10-10 direct column transformed (expression) geometry extras json supplemented determined ALL ENTITIES → FINAL PARCEL SCHEMA Harmonized entity columns assemble into publish.parcel_layer — matched by column name. Supplemented fields show their fill rate in this county. SOURCE COLUMNS HARMONIZED ENTITIES PUBLISH.PARCEL_LAYER PARCEL apn search_apn owner_firstname owner_lastname owner_st_number owner_st_dir owner_st_name owner_st_type owner_st_unit owner_city owner_state owner_zip site_st_number site_st_dir site_st_name site_st_type site_st_unit site_city site_state site_zip geom 7 cols ⇢ parcelid parcelid2 ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip geom extras ZONING genzone source geom jurscode municipality_name abbreviation updateyr acres genzone_cat shape_starea__ shape_stlength__ globalid created_user created_date last_edited_user last_edited_date zoningcode sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 65.8% taxyear 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 96.7% elevmin 96.7% elevmax 96.7% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 81.5% zonesubty 18.3% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 98.0% taxacctnum 66.8% usedesc 67.6% zoningdesc 70.0% numunits 59.0% yearbuilt 65.6% bldgsqft 89.0% imprvalue 97.2% landvalue 97.2% totalvalue 82.8% taxacres 61.1% saleamt 90.0% saledate 97.9% legaldesc 89.1% book 89.1% page 53.6% placefp 92.6% lbcsactivity 91.9% lbcsfunction 91.9% lbcstype 98.7% lbcscharacter 82.1% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear usedesc zoningcode zoningdesc numunits yearbuilt bldgsqft imprvalue landvalue totalvalue taxacres calcarea saleamt saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc book page firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras placefp lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (38) — empty or below 50% fill in this county parentid, stackid, taxdistrict, usecode, numbldgs, numfloors, bedrooms, halfbaths, fullbaths, agvalue, township, section, qtrsection, range plssdesc, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, ownerlist, zoningurl PARCEL 12 mapped · 3 transformed · 7 kept in extras · 42 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL apn search_apn owner_firstname owner_lastname owner_st_number owner_st_dir owner_st_name owner_st_type owner_st_unit owner_city owner_state owner_zip site_st_number site_st_dir site_st_name site_st_type site_st_unit site_city site_state site_zip geom parcelid parcelid2 ownername CAST(COALESCE(owner_firstname, '') || ' ' || COALESCE(owner_las… owneraddr CAST(COALESCE(owner_st_number, '') || ' ' || COALESCE(owner_st_… ownercity ownerstate ownerzip parceladdr CAST(COALESCE(site_st_number, '') || ' ' || COALESCE(site_st_di… parcelcity parcelstate parcelzip geom extras · 7 source columns preserved as json site_st_post_dir, clientid, shape_starea__, shape_stlength__ stagingid, oldglobalid, globalid extras not present in source — filled with NULL (42) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc book, page, block, lot, updated, sourceurl, taxdistrict, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel ZONING 4 mapped · 1 transformed · 6 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING genzone source geom jurscode municipality_name abbreviation updateyr acres genzone_cat shape_starea__ shape_stlength__ globalid created_user created_date last_edited_user last_edited_date zoningcode sourceurl geom extras json_build_object( 'jurscode', jurscode::text, 'municipality_na… not present in source — filled with NULL (6) zoningdesc, zoningtype, ordinance, setbacks, restrictions, notes

Neighboring counties

Parcel data for counties bordering Dorchester County:

Frequently asked questions

Where can I find Dorchester County, MD parcel and GIS data?

Land Records publishes a Dorchester County, MD parcel dataset in which every parcel carries its boundary polygon (GIS geometry) along with ownership, assessed value, land use, acreage, and sale history. Preview it in the interactive explorer on this page, or download the full Dorchester County, MD dataset as a GeoPackage or CSV.

How many parcels are in Dorchester County, MD?

The current dataset contains 26,584 parcel records for Dorchester County, MD, each with its boundary geometry and assessor attributes.

What is the FIPS code for Dorchester County, MD?

The FIPS code for Dorchester County, MD is 24019.

What information does each Dorchester County, MD parcel record include?

Each Dorchester County, MD parcel record includes the parcel ID/APN, owner name and mailing address, situs (property) address, assessed land and improvement values, acreage, land-use and zoning codes, year built, and the most recent sale price and date — plus the parcel boundary polygon. Per-attribute fill rates are listed in the coverage table on this page.

Is Dorchester County, MD parcel data free?

You can preview Dorchester County, MD parcels for free in the interactive explorer. The complete dataset is available as a one-time download or through the nationwide parcel web service; see the download options on this page for current pricing.

Does Dorchester County, MD have an official GIS or property records website?

Yes — the official Dorchester County, MD government website is linked in the county details above. Land Records standardizes Dorchester County, MD assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated