Blog · October 14, 2026 · Pennsylvania
The Catasauqua GIS Map and the county parcel viewer
Parcel data for Catasauqua comes from the county, and the viewer is free.
Main page: Lehigh County, PA GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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For a parcel in or near Catasauqua, the Catasauqua GIS map lays out the outline, the owner of record and a parcel ID. Covered here for Catasauqua: where that map lives, the fastest ways to search, and what to double-check with records.
Opening the Catasauqua GIS map: start here
Closer to Bethlehem, some cities also run their own GIS portal for utilities or zoning; that can add detail on top of the county map.
The viewer Lehigh County publishes
Begin with the Lehigh County ArcGIS parcel map; it maps every assessed parcel from Slatington to Coplay. For a tract near Fountain Hill, type a street address, an owner's name or a parcel number, then pick the result to center the map on it. Near Allentown, write down the parcel ID before closing the panel; every office in the county asks for it first.
Where Catasauqua fits in
Catasauqua lies within Lehigh County, Pennsylvania, and the county assessor maps its lots. In and around Slatington, the municipality handles things like zoning, permits and utilities for lots inside the boundary, and the county still keeps the parcel and deed records. Lots just outside the city limits out by Coplay often falls under county rules, not municipal ones.
Getting answers from the right desk
If the acreage or value on a parcel near Allentown looks off are handled by the county assessment office, which maintains the tax roll. Questions about what you can build around Slatington go to planning, building or health offices, town or county, depending on location.
What the map can't tell you
Listed acreage is a tax-roll number; only a licensed surveyor establishes the real lines on land around Allentown. Around Allentown, records update in batches, so a deed recorded last month might lag behind.
Backing up the map with records
For anything that matters, get the recorded deed from the Recorder of Deeds; the parcel map near Bethlehem only summarizes it. Inherited tracts near Allentown can sit on many deeds, and a title company can sort it out on a real sale.
Land on the county line
Lehigh County touches Berks County, Bucks County, Carbon County, Montgomery County, and Northampton County; every one of them runs a separate parcel map. Acreage along the edge near Slatington may show up across two assessors' files, so look at the neighboring map as well. For property near Slatington, our state page links every bordering county map for Pennsylvania.
Three ways to find a parcel
Acreage around Allentown might not have a street number, so pan the aerial and click the lot. For a home near Bethlehem, a parcel ID is the most reliable search, and it's printed on tax bills.
Using it on a phone
The parcel map usually runs in a mobile browser, useful out on a road near Slatington, though signal can drop in rural spots. A printout of the tract near Emmaus helps when you meet an owner or agent.
Aerials, labels and overlays
If the land is near Allentown, layer lists often include zoning, flood zones, city limits, school districts or contours; not every viewer has them all.
Printing and saving
Save a screenshot of the lot near Bethlehem and its record panel, which helps later when you ask the assessor or a title company.
Owner, value and acreage
If sale dates appear, they help gauge the market near Slatington are a useful starting point; they're not an appraisal.
How land is described here
Older tracts around Emmaus are often described by metes and bounds, which trace the boundary call by call. Subdivision lots in Slatington usually use lot and block from a recorded plat instead, making them easier to find. Keep the legal description for land near Slatington when you talk to a surveyor.
Lehigh County in a few facts
Allentown serves as the county seat, home to the main records offices. Other places on the map include Coplay, Fountain Hill, and Bethlehem. Roughly 377,754 people live in Lehigh County (Census estimate, 2023) spread over about 345 square miles. Lehigh County was organized in 1812, and some chains of title near Slatington are long.
When the map won't load
If the viewer stalls on a phone near Slatington, try a desktop browser or clear the cache; links occasionally change, and our directory page keeps the current one.
Frequently asked
Where else can I find maps of Catasauqua?
Generally, Catasauqua may publish zoning or utility maps separately.
Do I need an account for the parcel map near Bethlehem?
The Lehigh County ArcGIS parcel map is free and opens without a login; some sites ask you to accept a disclaimer.
Are parcel lines on the map exact in Catasauqua?
For most people, lines near Emmaus can be off by several feet or more; get a survey before a fence.
How do I find who owns a lot near Coplay?
For most people, the parcel record for a lot near Fountain Hill lists the owner of record; try variations if nothing comes up.
How do I save a parcel from the viewer in Catasauqua?
Use the print button or a screenshot; include the record panel for the lot near Slatington.
Open the official Lehigh County, PA parcel map See it in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.