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Norfolk County, MA Parcels & GIS Data

Norfolk County, MA parcel data: 214,121 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Norfolk County, Massachusetts parcel data covering 214,121 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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WorcesterMiddlesexSuffolkPlymouthBristolProvidenceNorfolk
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Attribute coverage

Norfolk County contains 214,121 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%214,121
parcelid96.5%206,536
parcelid2100%214,118
ogparcelid96.5%206,536
ogparcelid2100%214,118
parentid<0.1%0
stackid<0.1%0
geoid100%214,121
statefp100%214,121
countyfp100%214,121
countyname100%214,121
cousubfp100%214,121
cousubname100%214,121
tractce100%214,121
tractname100%214,121
taxacctnum31.7%67,951
taxyear100%214,028
taxdistrict0.5%1,087
usecode99.4%212,857
usedesc45.2%96,854
zoningcode61.0%130,684
zoningdesc4.0%8,478
numbldgs100%214,031
numunits92.1%197,106
yearbuilt83.1%177,998
numfloors67.4%144,215
bldgsqft88.4%189,206
bedrooms13.6%29,173
halfbaths4.0%8,552
fullbaths12.2%26,074
imprvalue91.3%195,523
landvalue96.9%207,496
agvalue41.3%88,394
totalvalue97.3%208,371
taxacres8.2%17,522
calcarea100%214,121
saleamt85.4%182,902
saledate95.6%204,786
ownertype99.4%212,852
ownername99.4%212,811
owneraddr99.3%212,712
ownercity99.3%212,696
ownerstate99.3%212,674
ownerzip97.9%209,555
parceladdr100%214,090
parcelcity98.4%210,626
parcelstate100%214,121
parcelzip100%214,103
legaldesc12.3%26,305
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book86.4%184,929
page85.1%182,274
block8.2%17,556
lot8.2%17,559
parceltype2.1%4,432
accesstype2.1%4,432
iucnclass1.4%2,994
placename6.5%13,823
placetype6.4%13,617
firmid100%214,068
firmdate100%214,068
fldzone100%214,068
zonesubty95.7%204,872
staticbfe1.7%3,538
elevmin99.9%213,948
elevmax99.9%213,948
elevavg99.9%213,948
fireplaces1.3%2,709
heating27.0%57,718
heatfuel25.8%55,155
cooling28.2%60,388
foundation5.5%11,863
roofcover32.0%68,557
siding31.5%67,543
bldgtype<0.1%0
naicscode13.9%29,845
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%214,031
centroidx100%214,121
centroidy100%214,121
surfpointx100%214,121
surfpointy100%214,121
geom100%214,121
extras100%214,121
ownerlist99.1%212,162

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 2026-07-25 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 95.7% zonesubty 1.7% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 61.0% zoningcode 100% numbldgs 92.1% numunits 83.1% yearbuilt 67.4% numfloors 88.4% bldgsqft 99.1% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 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 publish.parcel_layer columns not fed by these sources (31) — empty or below 50% fill in this county parentid, 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 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 214,121 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