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Norfolk County, MA Parcels & GIS Data

Norfolk County, MA parcel data: 246,375 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Norfolk County, Massachusetts parcel data covering 246,375 property records.

This page documents parcel-level coverage for Norfolk County, Massachusetts. 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 Norfolk County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Norfolk County property dataset.

Norfolk County is a county located in the Commonwealth of Massachusetts. At the 2020 census, the population was around 725,981. Its county seat is Dedham. The county was named after the English county of the same name.

FIPS 25021

Official county website: https://www.norfolkcounty.org/

The FIPS code for Norfolk County is 25021.

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Attribute coverage

Norfolk County contains 246,375 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%246,375
parcelid100%246,374
parcelid2100%246,372
ogparcelid100%246,374
ogparcelid2100%246,372
parentid95.6%235,575
stackid<0.1%0
geoid100%246,375
statefp100%246,375
countyfp100%246,375
countyname100%246,375
cousubfp100%246,375
cousubname100%246,375
tractce100%246,375
tractname100%246,375
taxacctnum10.6%26,086
taxyear99.6%245,487
taxdistrict<0.1%0
usecode99.7%245,686
usedesc18.0%44,288
zoningcode70.6%173,948
zoningdesc2.8%6,991
numbldgs100%246,374
numunits87.1%214,604
yearbuilt91.7%225,887
numfloors95.4%235,139
bldgsqft98.8%243,337
bedrooms4.0%9,894
halfbaths0.1%207
fullbaths2.8%6,840
imprvalue99.6%245,487
landvalue99.6%245,487
agvalue<0.1%0
totalvalue99.6%245,487
taxacres99.2%244,377
calcarea100%246,375
saleamt99.2%244,446
saledate97.5%240,295
ownertype99.6%245,322
ownername99.6%245,311
owneraddr99.5%245,150
ownercity99.5%245,178
ownerstate99.5%245,122
ownerzip99.5%245,144
parceladdr99.6%245,491
parcelcity100%246,374
parcelstate100%246,375
parcelzip100%246,345
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book92.1%226,806
page91.6%225,575
block<0.1%0
lot<0.1%3
parceltype1.9%4,627
accesstype1.9%4,627
iucnclass1.2%3,042
placename11.9%29,208
placetype11.7%28,719
firmid100%246,328
firmdate100%246,328
fldzone100%246,328
zonesubty95.6%235,627
staticbfe1.9%4,619
elevmin99.6%245,408
elevmax99.6%245,408
elevavg99.6%245,408
fireplaces<0.1%0
heating8.1%20,065
heatfuel8.1%20,065
cooling9.0%22,077
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode18.5%45,696
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%246,374
centroidx100%246,375
centroidy100%246,375
surfpointx100%246,375
surfpointy100%246,375
geom100%246,375
extras100%246,375
ownerlist99.0%243,957
placefp68.8%169,407
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Norfolk 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 — Norfolk County, Massachusetts (25021) 2 entities · most recent acquisition per entity · generated 2026-08-15 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 ADDRESS addressnum geom featureid house_number geom extras PARCEL propertyid mapblocklot parcelrelate fiscalyear stateclass stateclassdesc buildingvalue landvalue totalvalue lotsizeacres lastsaleprice lastsaledate owner owner2 owner3 mailaddress mailcity mailstate mailzip propertyaddress parcelzip lotandaddress lastsalevolume lastsalepage map lot prc geom parceldepartment streetnumber streetname unit mailaddress2 mailzip4 lotsizesqft othervalue buyer seller locationid parcelname polytype parcelid parcelid2 taxacctnum taxyear usecode usedesc imprvalue landvalue totalvalue taxacres saleamt saledate ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc book page block lot sourceurl geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 95.6% zonesubty 1.9% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 95.6% parentid 70.6% zoningcode 100% numbldgs 87.1% numunits 91.7% yearbuilt 95.4% numfloors 98.8% bldgsqft 99.0% ownerlist 68.8% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 parentid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc zoningcode numbldgs numunits yearbuilt numfloors bldgsqft imprvalue landvalue totalvalue taxacres calcarea saleamt saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc book page block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp publish.parcel_layer columns not fed by these sources (31) — empty or below 50% fill in this county stackid, zoningdesc, bedrooms, halfbaths, fullbaths, agvalue, township, section, qtrsection, range, plssdesc, parceltype, accesstype, iucnclass placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit cwapermit, rcrapermit, zoningurl ADDRESS 3 mapped · 1 transformed · 19 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ADDRESS addressnum geom featureid house_number geom extras json_build_object('featureid', featureid::text)::text not present in source — filled with NULL (19) house, category, near, road, unit, level, staircase, entrance, po_box, postcode, suburb, city_district, city, island, state_district, state country_region, country, world_region PARCEL 30 mapped · 2 transformed · 25 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL propertyid mapblocklot parcelrelate fiscalyear stateclass stateclassdesc buildingvalue landvalue totalvalue lotsizeacres lastsaleprice lastsaledate owner owner2 owner3 mailaddress mailcity mailstate mailzip propertyaddress parcelzip lotandaddress lastsalevolume lastsalepage map lot prc geom parceldepartment streetnumber streetname unit mailaddress2 mailzip4 lotsizesqft othervalue buyer seller locationid parcelname polytype parcelid parcelid2 taxacctnum taxyear usecode usedesc imprvalue landvalue totalvalue taxacres saleamt saledate ownername (owner || '; ' || owner2 || '; ' || owner3)::text owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc book page block lot sourceurl geom taxdistrict extras (json_build_object( 'streetnumber', streetnumber, 'streetname',… not present in source — filled with NULL (25) zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, township, section qtrsection, range, plssdesc, updated, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Norfolk County:

Frequently asked questions

Where can I find Norfolk County, MA parcel and GIS data?

Land Records publishes a Norfolk County, MA 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 Norfolk County, MA dataset as a GeoPackage or CSV.

How many parcels are in Norfolk County, MA?

The current dataset contains 246,375 parcel records for Norfolk County, MA, each with its boundary geometry and assessor attributes.

What is the FIPS code for Norfolk County, MA?

The FIPS code for Norfolk County, MA is 25021.

What information does each Norfolk County, MA parcel record include?

Each Norfolk County, MA 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 Norfolk County, MA parcel data free?

You can preview Norfolk County, MA 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 Norfolk County, MA have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated