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Western Connecticut Planning Region, CT Parcels & GIS Data

Western Connecticut Planning Region, CT parcel data: 192,711 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Western Connecticut Planning Region, Connecticut parcel data covering 192,711 property records.

This page documents parcel-level coverage for Western Connecticut Planning Region, Connecticut. 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 Western Connecticut Planning Region are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Western Connecticut Planning Region property dataset.

The Western Connecticut Planning Region is a planning region and county-equivalent in the U.S. state of Connecticut. It is served by the coterminous Western Connecticut Council of Governments (WestCOG), one of nine regional councils of governments in Connecticut. Within the region, there are two Metropolitan Planning Organizations (MPOs), South Western CT MPO and the Housatonic Valley MPO.

FIPS 09190

The FIPS code for Western Connecticut Planning Region is 09190.

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SuffolkNassauDutchessNorthwest HillsPutnamWestchesterGreater BridgeportNaugatuck ValleyWestern Connecticut

Attribute coverage

Western Connecticut Planning Region contains 192,711 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%192,711
parcelid98.6%189,991
parcelid293.8%180,838
ogparcelid80.8%155,672
ogparcelid293.8%180,838
parentid2.2%4,192
stackid<0.1%0
geoid100%192,711
statefp100%192,711
countyfp100%192,711
countyname100%192,711
cousubfp100%192,711
cousubname100%192,711
tractce100%192,711
tractname100%192,711
taxacctnum1.4%2,631
taxyear100%192,711
taxdistrict<0.1%0
usecode50.6%97,448
usedesc74.1%142,766
zoningcode76.7%147,800
zoningdesc34.4%66,329
numbldgs94.8%182,694
numunits66.7%128,528
yearbuilt67.9%130,794
numfloors49.5%95,385
bldgsqft66.2%127,600
bedrooms62.7%120,765
halfbaths40.6%78,167
fullbaths43.0%82,819
imprvalue66.2%127,637
landvalue66.2%127,637
agvalue63.2%121,752
totalvalue70.4%135,701
taxacres55.4%106,848
calcarea100%192,711
saleamt68.8%132,671
saledate62.8%121,053
ownertype72.7%140,046
ownername72.7%140,046
owneraddr70.3%135,509
ownercity47.8%92,201
ownerstate47.8%92,183
ownerzip47.8%92,185
parceladdr77.8%149,875
parcelcity71.4%137,657
parcelstate100%192,711
parcelzip100%192,710
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%0
page<0.1%0
block4.8%9,197
lot8.3%16,020
parceltype1.4%2,641
accesstype2.0%3,882
iucnclass1.5%2,801
placename6.9%13,375
placetype6.8%13,192
firmid92.3%177,949
firmdate92.3%177,949
fldzone92.3%177,949
zonesubty87.8%169,162
staticbfe2.4%4,569
elevmin99.9%192,534
elevmax99.9%192,534
elevavg99.9%192,534
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
naicscode13.0%24,998
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%192,704
centroidx100%192,711
centroidy100%192,711
surfpointx100%192,711
surfpointy100%192,711
geom100%192,711
extras100%192,711
ownerlist59.0%113,693
placefp39.2%75,526
zoningurl27.3%52,560
lbcsactivity74.3%143,185
lbcsfunction73.1%140,964
lbcstype76.9%148,264
lbcscharacter91.2%175,781
lbcsownership73.3%141,299
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Western Connecticut Planning Region 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 — Western Connecticut Planning Region, Connecticut (09190) 2 entities · most recent acquisition per entity · generated 2026-10-17 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 parcel_num full_num name upd_date geom 6 cols ⇢ parcelid parcelid2 ownername updated geom extras ZONING zone zone_description geom town_name location cama_link parcel_id parcel_type unit_type link collection_year editor editor_comment edit_date link_1 location_1 property_city property_zip owner co_owner mailing_address mailing_city mailing_state mailing_zip assessed_total assessed_land assessed_building pre_yr_assessed_total appraised_land appraised_building appraised_outbuilding valuation_year land_acres state_use eyb ayb model condition living_area effective_area total_rooms number_of_bedroom number_of_baths number_of_half_baths sale_price sale_date prior_sale_date state_use_description prior_book_page prior_sale_price occupancy fips cog ownertype landuse_simple intersect_ zoningcode zoningdesc geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear geom · derived from geometry geom dem.us_1m · USGS 1m DEM 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 92.3% fldzone 87.8% zonesubty 2.4% staticbfe 92.3% firmdate 92.3% firmid supplemented · derived / other pipelines 50.6% usecode 74.1% usedesc 94.8% numbldgs 66.7% numunits 67.9% yearbuilt 66.2% bldgsqft 62.7% bedrooms 66.2% imprvalue 66.2% landvalue 63.2% agvalue 70.4% totalvalue 55.4% taxacres 68.8% saleamt 62.8% saledate 70.3% owneraddr 77.8% parceladdr 71.4% parcelcity 100% parcelstate 100% parcelzip 59.0% ownerlist 74.3% lbcsactivity 73.1% lbcsfunction 76.9% lbcstype 91.2% lbcscharacter 73.3% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear usecode usedesc zoningcode zoningdesc numbldgs numunits yearbuilt bldgsqft bedrooms imprvalue landvalue agvalue totalvalue taxacres calcarea saleamt saledate ownertype ownername owneraddr parceladdr parcelcity parcelstate parcelzip firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (42) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxdistrict, numfloors, halfbaths, fullbaths, ownercity, ownerstate, ownerzip, legaldesc, township, section qtrsection, range, plssdesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp, zoningurl, sourceurl PARCEL 5 mapped · 4 transformed · 6 kept in extras · 49 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_num full_num name upd_date geom parcelid NULLIF(btrim(parcel_num::text), '')::text parcelid2 NULLIF(btrim(full_num::text), '')::text ownername NULLIF(btrim(name::text), '')::text updated NULLIF(btrim(upd_date::text), '')::text geom extras · 6 source columns preserved as json map_bk_lot, poly_type, source, plan_id, oid_1, type extras not present in source — filled with NULL (49) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, parceladdr parcelcity, parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, sourceurl, taxdistrict parentid, heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding ZONING 4 mapped · 3 transformed · 6 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING zone zone_description geom town_name location cama_link parcel_id parcel_type unit_type link collection_year editor editor_comment edit_date link_1 location_1 property_city property_zip owner co_owner mailing_address mailing_city mailing_state mailing_zip assessed_total assessed_land assessed_building pre_yr_assessed_total appraised_land appraised_building appraised_outbuilding valuation_year land_acres state_use eyb ayb model condition living_area effective_area total_rooms number_of_bedroom number_of_baths number_of_half_baths sale_price sale_date prior_sale_date state_use_description prior_book_page prior_sale_price occupancy fips cog ownertype landuse_simple intersect_ zoningcode NULLIF(TRIM(zone), '')::text zoningdesc NULLIF(TRIM(zone_description), '')::text geom extras (json_build_object( 'town_name', town_name::text, 'location', l… not present in source — filled with NULL (6) zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Western Connecticut Planning Region:

Frequently asked questions

Where can I find Western Connecticut Planning Region, CT parcel and GIS data?

Land Records publishes a Western Connecticut Planning Region, CT 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 Western Connecticut Planning Region, CT dataset as a GeoPackage or CSV.

How many parcels are in Western Connecticut Planning Region, CT?

The current dataset contains 192,711 parcel records for Western Connecticut Planning Region, CT, each with its boundary geometry and assessor attributes.

What is the FIPS code for Western Connecticut Planning Region, CT?

The FIPS code for Western Connecticut Planning Region, CT is 09190.

What information does each Western Connecticut Planning Region, CT parcel record include?

Each Western Connecticut Planning Region, CT 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 Western Connecticut Planning Region, CT parcel data free?

You can preview Western Connecticut Planning Region, CT 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.

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Attribute coverageSchema mappingNeighboring countiesFAQRelated