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Norfolk County, MA Parcels & GIS Data

Norfolk County, MA parcel data: 235,282 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Norfolk County, Massachusetts parcel data covering 235,282 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 235,282 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%235,282
parcelid99.9%235,094
parcelid290.6%213,151
ogparcelid100%235,202
ogparcelid292.7%218,019
parentid54.9%129,056
stackid<0.1%0
geoid100%235,282
statefp100%235,282
countyfp100%235,282
countyname100%235,282
cousubfp100%235,282
cousubname100%235,282
tractce100%235,282
tractname100%235,282
taxacctnum12.7%29,935
taxyear100%235,282
taxdistrict2.7%6,251
usecode81.5%191,658
usedesc85.1%200,161
zoningcode95.8%225,517
zoningdesc95.6%224,913
numbldgs99.8%234,709
numunits79.2%186,383
yearbuilt66.6%156,724
numfloors70.4%165,740
bldgsqft76.9%180,821
bedrooms0.1%311
halfbaths0.1%158
fullbaths0.1%307
imprvalue81.5%191,790
landvalue81.3%191,376
agvalue4.0%9,490
totalvalue81.3%191,376
taxacres93.4%219,695
calcarea100%235,282
saleamt80.9%190,360
saledate79.3%186,573
ownertype81.4%191,523
ownername81.4%191,523
owneraddr81.3%191,225
ownercity81.4%191,405
ownerstate81.3%191,382
ownerzip81.3%191,396
parceladdr81.5%191,644
parcelcity74.2%174,498
parcelstate100%235,282
parcelzip100%235,250
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book71.6%168,437
page70.8%166,565
block25.9%61,000
lot36.2%85,100
parceltype1.4%3,344
accesstype2.1%5,024
iucnclass1.4%3,338
placename4.1%9,616
placetype4.0%9,489
firmid100%235,225
firmdate100%235,225
fldzone100%235,225
zonesubty95.9%225,549
staticbfe1.6%3,659
elevmin99.7%234,590
elevmax99.7%234,590
elevavg99.7%234,590
fireplaces<0.1%0
heating1.6%3,854
heatfuel1.6%3,854
cooling1.6%3,856
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode11.3%26,480
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated96.2%226,283
centroidx100%235,282
centroidy100%235,282
surfpointx100%235,282
surfpointy100%235,282
geom100%235,282
extras100%235,282
ownerlist61.9%145,718
placefp65.5%154,047
zoningurl25.6%60,159
lbcsactivity98.4%231,634
lbcsfunction97.0%228,179
lbcstype97.5%229,399
lbcscharacter99.5%234,068
lbcsownership81.9%192,580
sourceurl3.8%8,999

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) 3 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 ADDRESS addressnum geom featureid house_number geom extras PARCEL mapblocklot propertyid fiscalyear stateclass stateclassdesc buildingvalue landvalue totalvalue lotsizeacres lastsaleprice lastsaledate owner owner2 owner3 mailaddress mailcity mailstate mailzip propertyaddress parcelzip lastsalevolume lastsalepage map lot prc geom parcelrelate unit streetnumber streetname mailaddress2 mailzip4 lotsizesqft othervalue buyer seller locationid parcelname parceldepartment polytype lotandaddress parcelid parcelid2 taxyear usecode usedesc imprvalue landvalue totalvalue taxacres saleamt saledate ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelzip book page block lot sourceurl geom parentid extras ZONING zoning geom map_par_id loc_id poly_type map_no source plan_id last_edit bnd_chk no_match town_id prop_id bldg_val land_val other_val total_val fy lot_size ls_date ls_price use_code site_addr addr_num full_str location city zip owner1 own_addr own_city own_state own_zip own_co ls_book ls_page reg_id year_built bld_area units res_area style num_rooms lot_units stories globalid zoningcode geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 96.2% 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 95.9% zonesubty 1.6% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 95.6% zoningdesc 100% numbldgs 79.2% numunits 66.6% yearbuilt 70.4% numfloors 76.9% bldgsqft 74.2% parcelcity 100% parcelstate 61.9% ownerlist 65.5% placefp 98.4% lbcsactivity 97.0% lbcsfunction 97.5% lbcstype 99.5% lbcscharacter 81.9% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 parentid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear usecode usedesc zoningcode zoningdesc numbldgs numunits yearbuilt numfloors bldgsqft imprvalue landvalue totalvalue taxacres calcarea saleamt saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book page block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (33) — empty or below 50% fill in this county stackid, taxacctnum, taxdistrict, bedrooms, halfbaths, fullbaths, agvalue, legaldesc, 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 26 mapped · 3 transformed · 29 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL mapblocklot propertyid fiscalyear stateclass stateclassdesc buildingvalue landvalue totalvalue lotsizeacres lastsaleprice lastsaledate owner owner2 owner3 mailaddress mailcity mailstate mailzip propertyaddress parcelzip lastsalevolume lastsalepage map lot prc geom parcelrelate unit streetnumber streetname mailaddress2 mailzip4 lotsizesqft othervalue buyer seller locationid parcelname parceldepartment polytype lotandaddress parcelid parcelid2 taxyear usecode usedesc imprvalue landvalue totalvalue taxacres saleamt saledate to_timestamp(lastsaledate / 1000.0)::text ownername NULLIF(concat_ws(';', NULLIF(owner, ''), NULLIF(owner2, ''), NU… owneraddr ownercity ownerstate ownerzip parceladdr parcelzip book page block lot sourceurl geom parentid extras json_build_object( 'unit', unit::text, 'streetnumber', streetnu… not present in source — filled with NULL (29) taxacctnum, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, parcelcity parcelstate, legaldesc, township, section, qtrsection, range, plssdesc, updated, taxdistrict, heatfuel, fireplaces, heating, cooling foundation, roofcover, siding ZONING 3 mapped · 1 transformed · 7 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING zoning geom map_par_id loc_id poly_type map_no source plan_id last_edit bnd_chk no_match town_id prop_id bldg_val land_val other_val total_val fy lot_size ls_date ls_price use_code site_addr addr_num full_str location city zip owner1 own_addr own_city own_state own_zip own_co ls_book ls_page reg_id year_built bld_area units res_area style num_rooms lot_units stories globalid zoningcode geom extras ( json_build_object( 'map_par_id', map_par_id::text, 'loc_id', … not present in source — filled with NULL (7) zoningdesc, zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

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 235,282 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