The Boston ArchiveBoston, Massachusetts

Dataset

Property Assessment

Gives property, or parcel, ownership together with value information, which ensures fair assessment of Boston taxable and non-taxable property of all types and classifications. To preserve their integrity, the identifiers PID, CM_ID, GIS_ID, ZIPCODE, and MAIL_ZIPCODE all are marked with an…

Dataset

Publisher
Assessing Department
Spatial coverage
all
Fields
67
Keywords
parcel, property, property value, tax
Publisher's page
https://data.boston.gov/dataset/property-assessment

Artifacts

“Preserved” means the archive holds the bytes and their digest. “Referenced” means it holds the record of them and nothing more. The archive does not claim a holding it cannot prove.

FormatPreservationSizeDigestSource
CSVunavailable80191023—source
CSVunavailable79499599—source
CSVunavailable78312685—source
CSVunavailable75198520—source
CSVunavailable78955927—source
CSVunavailable76057731—source
CSVunavailable58745214—source
CSVreferenced4026820490721287b35a98d9287f7fd4b92aedb92bf7acd52efc40af462506dfd3b5fe43source
CSVunavailable——source
CSVreferenced417863976bd53a1b3d1f9aa062173e67985aa590d8c5b318ab09fa7164140f5a351a31cesource
CSVreferenced45474287b88481a97b08acf784d0877174ce1b1ad856332bc1106a347dea468a50b396fbsource
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
CSVreferenced——source
DOCreferenced——source
DOCreferenced——source
DOCreferenced——source
PDFreferenced55727—source
PDFreferenced169774—source
PDFreferenced169774—source
PDFreferenced169623—source
PDFreferenced169361—source
PDFreferenced166253—source
PDFreferenced67350—source
PDFreferenced——source
PDFreferenced——source
PDFreferenced——source
PDFreferenced——source
PDFreferenced——source
PDFreferenced——source

Column dictionary

The publisher's own dictionary, preserved verbatim. The archive does not reword a schema into its own vocabulary — how the publisher named a column is evidence about the publisher.

ColumnTypeDescription
PIDtext
CM_IDtext
GIS_IDtext
ST_NUMtext
ST_ALPHAtext
ST_NUM2text
ST_NAMEtext
UNIT_NUMtext
CITYtext
ZIP_CODEtext
BLDG_SEQtext
NUM_BLDGStext
LUCtext
LUtext
LU_DESCtext
BLDG_TYPEtext
OWN_OCCtext
OWNERtext
MAIL_ADDRESSEEtext
MAIL_STREET_ADDRESStext
MAIL_CITYtext
MAIL_STATEtext
MAIL_ZIP_CODEtext
RES_FLOORtext
CD_FLOORtext
RES_UNITStext
COM_UNITStext
RC_UNITStext
LAND_SFtext
GROSS_AREAtext
LIVING_AREAtext
LAND_VALUEtext
BLDG_VALUEtext
SFYI_VALUEtext
TOTAL_VALUEtext
GROSS_TAXtext
YR_BUILTtext
YR_REMODELtext
STRUCTURE_CLASStext
ROOF_STRUCTUREtext
ROOF_COVERtext
INT_WALLtext
EXT_FNISHEDtext
INT_CONDtext
EXT_CONDtext
OVERALL_CONDtext
BED_RMStext
FULL_BTHtext
HLF_BTHtext
KITCHENStext
TT_RMStext
BDRM_CONDtext
BTHRM_STYLE1text
BTHRM_STYLE2text
BTHRM_STYLE3text
KITCHEN_TYPEtext
KITCHEN_STYLE1text
KITCHEN_STYLE2text
KITCHEN_STYLE3text
HEAT_TYPEtext
HEAT_SYSTEMtext
AC_TYPEtext
FIREPLACEStext
ORIENTATIONtext
NUM_PARKINGtext
PROP_VIEWtext
CORNER_UNITtext

Identity

Identifier
urn:lemay:boston:dataset:property-assessment
Canonical URL
https://boston.fyi/dataset/property-assessment
As JSON
https://boston.fyi/dataset/property-assessment.json
Version
1 · last changed 2 September 2026

Provenance

Source
City of Boston Open Data Portal (Analyze Boston) — source of record
Licence
Open Data Commons Public Domain Dedication and Licence (PDDL) 1.0 (public_domain)
Retrieved
2 September 2026
Source identifier
property-assessment
Attribution
City of Boston
Rights as stated
Open Data Commons Public Domain Dedication and License (PDDL)

Transform ladder

#OperationDescriptionTool
1fetchretrieved the dataset's metadata record from the CKAN package_show endpointarchive-ingest 0.1.0
2normalizemapped the portal's catalogue fields onto the archive's Dataset record; the publisher's own wording and column dictionary are preserved verbatimarchive-ingest 0.1.0