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Belknap County, NH Parcels & GIS Data

Belknap County, NH parcel data: 46,470 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Belknap County, New Hampshire parcel data covering 46,470 property records.

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

Belknap County is a county in the U.S. state of New Hampshire. As of the 2020 census, the population was 63,705. The county seat is Laconia.

FIPS 33001

The FIPS code for Belknap County is 33001.

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GraftonCarrollStraffordMerrimackBelknap
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Attribute coverage

Belknap County contains 46,470 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%46,470
parcelid99.4%46,214
parcelid2100%46,470
ogparcelid100%46,470
ogparcelid2100%46,470
parentid<0.1%0
stackid<0.1%0
geoid100%46,470
statefp100%46,470
countyfp100%46,470
countyname100%46,470
cousubfp100%46,470
cousubname100%46,470
tractce100%46,470
tractname100%46,470
taxacctnum27.0%12,532
taxyear27.0%12,532
taxdistrict<0.1%0
usecode98.9%45,936
usedesc85.5%39,722
zoningcode26.9%12,503
zoningdesc<0.1%0
numbldgs87.0%40,440
numunits26.3%12,217
yearbuilt25.7%11,957
numfloors25.7%11,949
bldgsqft27.0%12,532
bedrooms23.8%11,066
halfbaths1.9%872
fullbaths23.9%11,093
imprvalue26.3%12,200
landvalue24.2%11,247
agvalue<0.1%15
totalvalue26.8%12,467
taxacres<0.1%0
calcarea100%46,470
saleamt19.0%8,817
saledate26.8%12,474
ownertype27.0%12,532
ownername27.0%12,532
owneraddr27.0%12,532
ownercity26.9%12,523
ownerstate26.9%12,523
ownerzip26.9%12,523
parceladdr93.8%43,566
parcelcity100%46,470
parcelstate100%46,470
parcelzip100%46,470
legaldesc33.3%15,452
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book86.2%40,064
page26.9%12,498
block83.4%38,745
lot73.8%34,284
parceltype2.1%954
accesstype2.1%954
iucnclass1.7%809
placename6.6%3,053
placetype6.4%2,989
firmid<0.1%0
firmdate<0.1%0
fldzone<0.1%0
zonesubty<0.1%0
staticbfe<0.1%0
elevmin98.9%45,955
elevmax98.9%45,955
elevavg98.9%45,955
fireplaces<0.1%0
heating24.6%11,441
heatfuel23.9%11,107
cooling25.7%11,957
foundation<0.1%0
roofcover25.7%11,957
siding25.7%11,957
bldgtype<0.1%0
naicscode6.6%3,053
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%46,470
centroidx100%46,470
centroidy100%46,470
surfpointx100%46,470
surfpointy100%46,470
geom100%46,470
extras100%46,470
lrversion100%46,470

Schema mapping

How source columns from the acquired Belknap 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 — Belknap County, New Hampshire (33001) 1 entity · most recent acquisition per entity · generated 2026-07-13 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 pid nhgis_id slu unit address town_name sub map block lot currentto cama_link geom 15 cols ⇢ parcelid parcelid2 usecode numunits parceladdr parcelcity legaldesc book block lot updated sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% updated 100% lrversion geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.9% elevmin 98.9% elevmax 98.9% elevavg supplemented · derived / other pipelines 85.5% usedesc 87.0% numbldgs 100% parcelstate 100% parcelzip lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname usecode usedesc numbldgs numunits calcarea parceladdr parcelcity parcelstate parcelzip legaldesc book block lot elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras lrversion publish.parcel_layer columns not fed by these sources (56) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, taxdistrict, zoningcode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownertype, ownername, owneraddr, ownercity, ownerstate, ownerzip township, section, qtrsection, range, plssdesc, page, parceltype, accesstype, iucnclass, placename, placetype, firmid, firmdate, fldzone zonesubty, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit cwapermit, rcrapermit PARCEL 13 mapped · 15 kept in extras · 41 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pid nhgis_id slu unit address town_name sub map block lot currentto cama_link geom parcelid parcelid2 usecode numunits parceladdr parcelcity legaldesc book block lot updated sourceurl geom extras · 15 source columns preserved as json oid_1, county_name, map_cut, block_cut, lot_cut, unit_cut slum, old_id, town_name_1, unit_1, featureid, nhgis_id_1 no_cards, sluc, frequency extras not present in source — filled with NULL (41) taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, numbldgs, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parcelstate, parcelzip township, section, qtrsection, range, plssdesc, page, taxdistrict, parentid, fireplaces, heating, cooling, foundation, roofcover, siding heatfuel

Neighboring counties

Parcel data for counties bordering Belknap County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated