Blog · October 14, 2026 · Oregon
Seaside Zoning Map, Oregon: what to check
Zoning decides what can be built where, and the answer for a lot near Cannon Beach starts with the right map.
Main page: Clatsop County, OR GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Ahead of any building plan near Hammond, pull up the Seaside zoning map before anything else: the zoning district decides setbacks, lot size and uses. What this Seaside guide covers: which office sets the rules for a lot, how to match a parcel to its district, and when a variance or rezoning comes up.
Getting started with the Seaside zoning map
Within municipal limits, zoning usually comes from the municipality, so a lot in Seaside follows that code. Past the city line, around Warrenton, the county may have its own zoning, or none at all; ask the county planning office to be sure. A fast way to settle it: ask whether the parcel near Gearhart is inside the boundary.
Getting to the right map
Go first to the ORMAP statewide tax lot viewer; it maps every tax parcel in the county, Astoria included. Without an address in hand, zoom in from Gearhart and click the parcel itself. For a parcel near Warrenton, the record panel normally shows the owner of record, acreage on the tax roll, the parcel number and often a sale date.
Where the recorded documents are
For anything that matters, pull the recorded deed through the County Clerk; the parcel map near Gearhart only summarizes it. For acreage around Astoria, have ready the document number listed on the parcel record so staff can find the deed fast.
Places you'll see on the map
Astoria holds the county offices, home to the main records offices. You'll also find Gearhart, Cannon Beach, and Warrenton. Roughly 41,102 people live in Clatsop County (Census estimate, 2023) spread over roughly 828 square miles. Clatsop County was organized in 1844, so old deeds can run back a long way. Features like Julia Butler Hansen National Wildlife Refuge make handy reference points on the map near Hammond.
Seaside, OR: the basics
Seaside sits in Clatsop County, Oregon, so its parcels are on the county's map. If the land is near Warrenton, city or town hall handles things like zoning, permits and utilities for lots inside the boundary, while the county keeps the tax map. Land beyond the town limits near Hammond generally falls under county rules, not municipal ones.
How to look up the district
Start by finding the parcel on the ORMAP statewide tax lot viewer, copy its parcel ID, then compare it to the zoning map from the office covering Seaside. For a parcel near Cannon Beach, district codes like R-1, C-2 or A-1 aren't self-explanatory, so read the ordinance chapter for each; the letters vary from place to place.
What the district controls
In and around Hammond, the ordinance spells out uses allowed by right, uses needing a permit, and uses not allowed. Out toward Cannon Beach, overlays, whether historic, floodplain or corridor, can add rules on top of the base district.
Which office to call
Anything recorded against property around Astoria are with the County Clerk, sometimes only in person. Zoning, permits and septic questions near Warrenton are for the local planning and health departments, town or county, depending on location.
When a plan doesn't fit
For a home near Astoria, most of these involve time, so budget weeks or months before you close.
Legal descriptions in Oregon
Oregon uses the Public Land Survey System, so deeds around Warrenton reference sections and townships. A standard section is about one square mile, roughly 640 acres, and a township holds 36 of them, though real sections near Cannon Beach vary in size. Write down the legal description for the tract near Cannon Beach for any title or survey request.
Permits after zoning
Even when zoning allows a use near Cannon Beach, a building permit is a separate step; health and road departments may weigh in on land near Astoria.
What to ask before you buy
When you call about land near Astoria, give the parcel number and your intended use; ask what's allowed by right and what needs a permit. Ask whether a parcel near Cannon Beach meets current minimum size, since some older splits don't.
Next door to Clatsop County
Clatsop County meets Columbia County, Tillamook County, Washington County, Pacific County, WA, and Wahkiakum County, WA, and each of those keeps its own parcel map. A tract near the line by Astoria may be split in two county records, so open the neighboring map too. For acreage around Hammond, our state page links every neighboring county map for Oregon.
Questions about the Seaside zoning map
What are setbacks in Seaside?
For most people, setbacks near Cannon Beach depend on the zoning district; planning staff can confirm for your lot.
What is a variance in Seaside?
Good question; variances near Gearhart are usually decided by a board after a hearing; neighbors get notice.
How can I look up zoning in Seaside?
Generally, find the parcel near Hammond on the ORMAP statewide tax lot viewer, confirm whether it's inside the town limits, then ask that planning office for the district; many towns post the map online.
Are home businesses allowed near Gearhart?
Home businesses in Seaside are often allowed with conditions, so check before you start.
Who do I call about a parcel near Cannon Beach?
For land near Hammond, assessment goes to the County Assessor and deeds to the County Clerk.
Open the official Clatsop County, OR 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.