Who this is for.
Listing and buyer agents, and the transaction coordinators who assemble the file behind them.
The hour before a listing goes live goes to checking facts. The buyer asks about flood before the second showing, and about the program money before the offer.
What comes up before the listing goes live.
- What does the county say about this address before it goes in a listing?
- Is the address in a flood zone a buyer is going to ask about?
- Could a buyer qualify for a rural or tax credit program at this location?
- What has been permitted and built nearby recently?
- Where is the file I already saved about this property?
What answers those questions.
Nobody maintains this roster by hand. Each block claims a kind of source, the directory fills it at build time, and a source connected next month appears here on the build after that.
The facts behind a listing
What the county carries for the address, and the value history behind it.
US Public Parcels
Points to the official parcel source for every US state, DC, and inhabited territory. The same query format works wherever ParcelOps has checked a public source.
Texas Statewide Parcels
Official statewide Texas parcel lookup from the Texas Geographic Information Office. Fields include the address on the tax record, owner, value, land use, and tax year where published.
Netherlands Cadastre
Parcel shapes for the whole Netherlands from the national land registry, Kadaster, on its official PDOK data service.
Regrid Premium Parcels
Nationwide standardized Regrid parcel records for owner, land use, zoning, acreage, and assessed values, using your own Regrid API key.
ATTOM Property Data
ATTOM property detail, county assessment, recorded sale history, and AVM estimates with your own ATTOM API key.
RentCast Property & Rents
RentCast property records, value estimates, long-term rent estimates, and sale comparables with your own RentCast API key.
Florida Statewide Parcels
Statewide 2025 parcel attributes and geometry for all 67 Florida counties.
BLM Public Land Survey System
Official PLSS township, range, section, meridian, and survey geometry.
Louisiana State Lands
A clearly labeled October 25, 2023 snapshot of Louisiana state-owned land tracts.
North Dakota Trust Surface Lands
North Dakota trust-land surface agricultural leases and public-access attributes.
Texas County Exemption Rules
Texas agricultural and wildlife exemption rules, appraisal district contacts, and productivity values for all 254 counties.
Texas Appraisal History
Search all 252 Texas counties by address, owner, legal description, or map point, screen rural land by acreage and owner type, and read full appraisal and exemption history.
US Public Assessments
Search official public assessment records across selected states and major cities, with up to three years where the publisher provides them.
Questions buyers ask about the ground
Flood, wildfire, water, and the hazard record read at the address.
US Census Address & Geography
Match a US address and return its Census state, county, tract, block, and metro identifiers.
Census Housing & Business Context
Housing estimates plus county establishment, employment, and payroll context.
EPA Regulated Facilities
US regulated facilities, permits, inspections, compliance, and enforcement history from EPA ECHO.
USFWS Critical Habitat
Final and proposed federal critical-habitat areas by species or US property location.
USGS Protected Areas & Public Lands
Nationwide protected-area and public-land ownership, management, access, and conservation context.
US Forest Service Boundaries
Check one point against the current source-specific Forest Service Basic Ownership layer.
NLCD 2021 Point Land Cover
Sample one lower-48 point from the verified 30 m MRLC NLCD 2021 WMS layer.
US Municipal Open Data Discovery
Find local property datasets or search normalized permit, inspection, and violation events in five US markets.
Data.gov Catalog Discovery
Search federal catalog metadata without fetching the linked datasets.
HUD Rents, Income Limits & ZIP Crosswalks
Official Fair Market Rents, housing-program income limits, and ZIP-to-Census crosswalk ratios.
FHFA Housing Finance Context
Quarterly state and metro home price trends plus county conforming loan limits.
USDA Agricultural Land Values
Official agricultural land asset-value statistics for one state or county and year.
FEMA Flood Zones
Flood hazard maps from FEMA, for an early check on a US property.
US Wetlands
Wetland maps from the US Fish and Wildlife Service, for checking land and property.
USDA Soils
Soil survey data from the USDA for land, building, farming, and pre-purchase research.
USGS Elevation
Ground elevation for US properties and land, from the US Geological Survey.
OpenFEMA Property Risk
Declared disasters, flood insurance claim patterns, and public aid data for US market research.
USGS Water Observations
USGS streamflow, stage, site, daily-value, water-quality, and groundwater observations.
EPA TRI Facilities
Direct, bounded lookup of facilities in EPA’s Toxics Release Inventory.
EPA Facility Registry
EPA facility identifiers and cross-program links for reconciling environmental records.
EPA Greenhouse Gas Reporting
Facility greenhouse-gas emissions, sectors, locations, rankings, and trends from EPA.
FEMA National Risk Index
County and census-tract screening across 18 natural hazards, vulnerability, and resilience.
National Register Historic Properties
Official unrestricted National Register buildings, sites, structures, objects, and districts.
USFS Site Wildfire Risk
Four national Wildfire Risk to Communities visualization metrics at one point.
CalGEM California Oil & Gas Wells
Wells near a California parcel, idle and orphan exposure, and the state review that can hold up a local building permit.
Colorado ECMC Oil & Gas Proximity
What sits near a Colorado parcel, over it, or is docketed to be drilled next door.
CA Air Resources Board
Which California air district and basin govern a location, whether it sits in a community air protection area, and what offset projects cover it.
USACE National Inventory of Dams
Which listed dams sit near a site, the hazard class the regulator assigned each one, and its condition and inspection record.
EPA Drinking Water (SDWIS)
Which public drinking water systems report service to a county, and what each one has been cited for.
National Response Center (USCG) Spill Reports
Reported oil, chemical, and hazmat releases called in to the Coast Guard hotline, by county and calendar year.
DoD Military Installations and Ranges
Where a property sits relative to military installation, range, and training area boundaries, and whether foreign buyer rules attach to the site.
Programs a buyer may fall inside
Housing program designations, assisted inventory, and permit activity.
HMDA Mortgage & Multifamily Lending
Official public residential and multifamily mortgage-market records and aggregations.
HUD LIHTC Properties
National Low-Income Housing Tax Credit property inventory for affordable multifamily research.
Census Building Permits
County-level residential building-permit authorizations, units, and construction value.
HUD Multifamily Due Diligence
Assisted properties, expiring subsidy contracts, inspection scores, and FHA portfolio context.
HUD QCT & DDA Eligibility
Official annual LIHTC Qualified Census Tract and Difficult Development Area screening.
NYC Property Timeline
One BBL timeline across recorded documents, permits, housing violations, and executed evictions.
USDA Rural Multifamily Portfolio
Section 514/515, Section 538, assignments, and program-exit property snapshots.
CMS Provider Data
Medicare-enrolled hospitals, nursing homes, hospice, and home health agencies near a property, with the quality ratings CMS publishes.
Rural eligibility, and the infrastructure record it sits in
Rural program maps are published alongside the wider grid, transport, and utility records, so the whole family is listed rather than one slice of it.
EIA Electricity Data
Official US electricity plants, generators, output, fuel mix, and retirement schedules.
BLS Labor Statistics
Official US employment, wage, labor, and price time series for local market and construction context.
BTS National Transportation Atlas
Official rail, principal port, lock and dam, airport, and approved intermodal infrastructure.
DOE/NETL Coal Plant Redevelopment
Retired and retiring power-plant land with grid, rail, port, parcel, and incentive context.
PNNL Data Center Atlas
Open existing US data-center locations, buildings, and campuses plus 2035 scenarios.
ERCOT Grid Supply & Demand
Public system-wide ERCOT supply, demand, and six-day forecast context.
USDA Rural Program Eligibility
Point and small-area screening against official Rural Development program maps.
EPA Land Reuse & Brownfields
Brownfields, landfills, mines, contaminated land, and infrastructure-aware redevelopment leads.
FAA Development & Airspace Screen
Airports, runways, obstacles, and class-airspace context around a proposed site.
FHWA Nearby Bridges
Bridge condition, dimension, posting, traffic, and inspection context near a site.
US Wind & Solar Farms
Where US solar farms and wind turbines are already built, from two USGS national databases.
PVGIS Solar Resource & PV Yield
How much sun a point on earth gets, and what a solar array there would produce.
PUCT Texas Water & Sewer Service Areas
Which Texas utility is obligated to serve a point with retail water or sewer, and whether that boundary is contested.
PHMSA Pipeline Safety & County Mileage
Pipeline mileage and plant counts for a county, transmission lines near a point, and how an operator has been cited.
FCC Fixed Broadband Availability
Which internet providers reported fixed service at a United States coordinate and over which technology, as reported in the June 2021 filing round rather than current buildout.
Your own mail, files, and calendar
Reached with your own sign in, and only what that account can already open.
Outlook
Read, search, and send mail from your own Outlook mailbox, including files produced during research.
Outlook Calendar
Read and write calendar events on your own Outlook account, such as protest hearings and filing deadlines.
Outlook Email Parser
Turn the attachments on your Outlook mail into readable text, so a document that arrived by email can be reviewed.
OneDrive
Browse, search, and read the files in your own OneDrive, such as surveys, deeds, and closing documents.
SharePoint
Search sites, document libraries, and lists in your organization SharePoint tenant.
Microsoft Teams
Read and post channel and chat messages in your organization Teams workspace.
Microsoft Planner
Read and update plans, buckets, and tasks so property work turns into tracked assignments.
Excel
Read and write worksheets, ranges, and tables in the Excel workbooks on your own account.
PowerPoint
Create and update PowerPoint decks on your own account, such as an investment or hearing presentation.
Catalogued for this role, not live.
ParcelOps has these in the directory for this kind of work and has not connected them, so they answer nothing today and no link goes to them. Naming them is the point of a page like this: FCC Broadband Availability, Spain Cadastre INSPIRE, France Cadastre, UK Land Registry INSPIRE.
What this does not cover.
The paragraph a directory of sources will not write, and the one worth reading before an answer goes into a decision someone else pays for.
- ParcelOps carries no listings feed. It describes the property, never the offer and never the market.
- It produces no value opinion and no market analysis. Assessed value is a tax record rather than a price.
- Records lag. The owner shown is whoever the county named at its last publication, which can trail a closing by months.
- Condition is absent from the public record. Roof age, systems, and past repairs come from an inspection.
- A program designation is a location answer for a given year. Income, program rules, and the agency decide eligibility.
What connecting your own account does.
The workspace sources use your own sign in and reach only what that account can already open. They are there so a county answer and the paperwork about that property stop living in two places.
Nothing in that group is a public record, which is why it appears on this page and not on the source pages that publish a publisher, a coverage area, and an update rhythm for public data.
County by county.
Whether an address answers depends on its county. The county pages name every county with a parcel route ParcelOps has queried and checked, and say what each one publishes.
Coverage here is stated county by county rather than claimed nationally. A county gets a page once there is a route ParcelOps has queried and checked, with named fields and a check date, and a county without one is named as having none. Last checked July 30, 2026.
Questions agents ask.
What can I actually repeat to a client from this?
The published record, attributed and dated. You can say what the county carries for the lot and the improvement, which flood zone the federal map puts the address in and from which panel, and whether the location falls inside a program designation for a stated year. What you cannot do is present any of it as a survey, an inspection, a value, or an eligibility decision, because none of those is what the record is.
Does this tell me what a house is worth?
No. There is no listings data, no comparable sales feed, and no automated value here at all. Assessed value comes back because it is a public record with a year on it, and reading it as a price is the single most common way this data gets misused. A value opinion comes from an appraisal or from your own market analysis.
How far behind is a county record?
It depends entirely on the county, which is why the date comes back with the answer. Some publish monthly, some annually, and a recent closing can be invisible for months. Entity owned property shows a trust or a company rather than a person, so a name that looks wrong is often just the record doing its actual job, which is billing taxes.
The work this sits in.
Realtors and brokerages
The facts behind a listing, the programs a buyer may qualify for, and your own files in the same place.
Residential real estate
The parcel record, the housing programs that touch an address, and the conditions a buyer asks about.
Other roles.
Land brokers
The county record behind a tract, the ground under it, and the questions only a survey or a deed can settle.
Site selectors
Grid, water, hazard, airspace, and parcel screening for candidate sites, before anyone signs a letter of intent.
Commercial real estate analysts
The assessor record, the program geography, the environmental file, and the entity across the table.
Appraisers and assessment staff
Assessment history by year, the parcel record behind it, and the site conditions a report has to mention.
Property tax consultants
Year by year assessment history, the parcel record, and the conditions that argue against a carried value.
Environmental consultants
Facilities, releases, water, wetlands, and land reuse records around a site, with what each record actually asserts.
Lenders and underwriters
The county record behind collateral, the published hazard picture, and the program geography that changes terms.
Title and escrow teams
No recorded documents and no search. What is here is the county record a file gets reconciled against.
Real estate attorneys
Federal rule text with its citation, open rulemaking, party records, and the property facts behind a filing.
Platform and integration engineers
One endpoint across parcel, hazard, siting, program, and entity records, with per source coverage and limits published up front.
Check it against a property you already know.
The free plan includes 50 tool calls for the life of the account. They never expire and never refill, and there is no credit card. The fastest way to judge any of this is to run an address whose answer you can already verify.