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Belknap County, NH Parcels & GIS Data

Belknap County, NH parcel data: 48,916 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 48,916 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

Official county website: https://ava.fidlar.com/NHBelknap/AvaWeb/

The FIPS code for Belknap County is 33001.

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Attribute coverage

Belknap County contains 48,916 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%48,916
parcelid99.6%48,697
parcelid299.0%48,403
ogparcelid100%48,908
ogparcelid299.0%48,403
parentid<0.1%0
stackid<0.1%0
geoid100%48,916
statefp100%48,916
countyfp100%48,916
countyname100%48,916
cousubfp100%48,916
cousubname100%48,916
tractce100%48,916
tractname100%48,916
taxacctnum77.1%37,723
taxyear100%48,916
taxdistrict56.2%27,509
usecode90.0%44,025
usedesc67.6%33,072
zoningcode85.9%42,004
zoningdesc98.9%48,388
numbldgs100%48,916
numunits66.5%32,509
yearbuilt56.8%27,803
numfloors19.5%9,538
bldgsqft53.2%26,013
bedrooms68.5%33,525
halfbaths37.4%18,307
fullbaths52.6%25,739
imprvalue77.4%37,856
landvalue77.6%37,951
agvalue1.8%886
totalvalue77.8%38,038
taxacres77.1%37,700
calcarea100%48,916
saleamt14.6%7,120
saledate20.1%9,856
ownertype77.8%38,081
ownername77.8%38,081
owneraddr75.0%36,709
ownercity77.8%38,063
ownerstate77.8%38,066
ownerzip77.8%38,067
parceladdr71.2%34,851
parcelcity78.8%38,560
parcelstate100%48,916
parcelzip100%48,916
legaldesc20.4%9,963
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book69.2%33,830
page20.2%9,872
block80.9%39,585
lot88.7%43,410
parceltype2.0%989
accesstype2.0%989
iucnclass1.7%832
placename6.5%3,197
placetype6.4%3,145
firmid0.4%181
firmdate0.4%181
fldzone0.4%181
zonesubty0.3%165
staticbfe<0.1%1
elevmin98.9%48,375
elevmax98.9%48,375
elevavg98.9%48,375
fireplaces<0.1%0
heating9.6%4,695
heatfuel9.3%4,528
cooling10.1%4,924
foundation<0.1%0
roofcover19.5%9,530
siding19.5%9,530
bldgtype41.4%20,235
naicscode11.6%5,667
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%48,916
centroidx100%48,916
centroidy100%48,916
surfpointx100%48,916
surfpointy100%48,916
geom100%48,916
extras100%48,916
ownerlist54.9%26,842
placefp24.9%12,156
zoningurl21.0%10,274
lbcsactivity68.0%33,254
lbcsfunction67.9%33,192
lbcstype77.0%37,647
lbcscharacter89.8%43,930
lbcsownership78.6%38,433
sourceurl67.0%32,791

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) 2 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 PARCEL parcel_num alt_num area block lot geom 6 cols ⇢ parcelid parcelid2 taxacres block lot geom extras ZONING abbreviateddistrict geom 2 cols ⇢ zoningcode 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 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.9% elevmin 98.9% elevmax 98.9% elevavg s_fld_haz_ar · FEMA NFHL 0.4% fldzone 0.3% zonesubty 0.0% staticbfe 0.4% firmdate 0.4% firmid supplemented · derived / other pipelines 77.1% taxacctnum 56.2% taxdistrict 90.0% usecode 67.6% usedesc 98.9% zoningdesc 100% numbldgs 66.5% numunits 56.8% yearbuilt 53.2% bldgsqft 68.5% bedrooms 52.6% fullbaths 77.4% imprvalue 77.6% landvalue 77.8% totalvalue 77.8% ownertype 77.8% ownername 75.0% owneraddr 77.8% ownercity 77.8% ownerstate 77.8% ownerzip 71.2% parceladdr 78.8% parcelcity 100% parcelstate 100% parcelzip 69.2% book 54.9% ownerlist 68.0% lbcsactivity 67.9% lbcsfunction 77.0% lbcstype 89.8% lbcscharacter 78.6% lbcsownership 67.0% sourceurl lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc zoningcode zoningdesc numbldgs numunits yearbuilt bldgsqft bedrooms fullbaths imprvalue landvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (35) — empty or below 50% fill in this county parentid, stackid, numfloors, halfbaths, agvalue, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc, page parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp, zoningurl PARCEL 6 mapped · 6 kept in extras · 48 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_num alt_num area block lot geom parcelid parcelid2 taxacres block lot geom extras · 6 source columns preserved as json map, building, type, full_num, areatype, mapshade extras not present in source — filled with NULL (48) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr parcelcity, parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, updated, sourceurl, taxdistrict parentid, heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding ZONING 2 mapped · 1 transformed · 2 kept in extras · 7 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING abbreviateddistrict geom zoningcode COALESCE(NULLIF(TRIM(abbreviateddistrict), '')::text, NULL::tex… geom extras · 2 source columns preserved as json jurisdiction, acres extras not present in source — filled with NULL (7) zoningdesc, zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Belknap County:

Frequently asked questions

Where can I find Belknap County, NH parcel and GIS data?

Land Records publishes a Belknap County, NH 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 Belknap County, NH dataset as a GeoPackage or CSV.

How many parcels are in Belknap County, NH?

The current dataset contains 48,916 parcel records for Belknap County, NH, each with its boundary geometry and assessor attributes.

What is the FIPS code for Belknap County, NH?

The FIPS code for Belknap County, NH is 33001.

What information does each Belknap County, NH parcel record include?

Each Belknap County, NH 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 Belknap County, NH parcel data free?

You can preview Belknap County, NH 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 Belknap County, NH have an official GIS or property records website?

Yes — the official Belknap County, NH government website is linked in the county details above. Land Records standardizes Belknap County, NH assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated