Blog · October 14, 2026 · Missouri
Using the Town and Country Zoning Map
A parcel's zoning district shapes building, splitting and business use near Frontenac.
Main page: St. Louis County, MO GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Before you buy a lot near Crystal Lake Park with a plan in mind, look at the Town and Country zoning map before anything else: the zoning district can make or break the plan. What this Town and Country guide covers: which office sets the rules for a lot, how to match a parcel to its district, and what to ask the planning staff.
Getting started with the Town and Country zoning map
Inside town or city limits, the local government adopts its own zoning map, so a lot in Town and Country is governed there. Outside those limits, near Country Life Acres or Westwood, the county may have its own zoning, or none at all; the county planning or zoning office can confirm. A fast way to settle it: ask whether the parcel near Frontenac is inside the boundary.
Pulling up a parcel
Go first to the St. Louis County ArcGIS parcel map; it maps every assessed parcel in the county, Creve Coeur included. Near Country Life Acres, put in a street address, an owner's name or a parcel number, and the viewer zooms to the match. If you're looking near Crystal Lake Park, the parcel card normally shows the owner of record, assessed acreage, the parcel number and sometimes recent sales.
Where Town and Country fits in
Town and Country is part of St. Louis County, Missouri, and the county assessor maps its lots. Around Creve Coeur, the municipality handles matters such as zoning, permits and utilities for lots inside the boundary, but the county runs assessment and recording. Lots just outside the city limits near Creve Coeur generally follows county rules instead.
Permits after zoning
Even when zoning allows a use near Creve Coeur, you still need building permits and inspections; septic or sewer and driveway access are often reviewed too.
How to look up the district
Start by finding the parcel on the St. Louis County ArcGIS parcel map, copy its parcel ID, and use it when you ask the planning office near Crystal Lake Park. Out toward Creve Coeur, district codes like R-1, C-2 or A-1 point to a table of rules in the ordinance; don't assume a code means the same thing everywhere.
Rules tied to a district
For property near Frontenac, the ordinance spells out what's allowed outright and what needs approval. For property near Crystal Lake Park, overlay districts, whether historic, floodplain or corridor, may apply even when the base zoning looks simple.
Backing up the map with records
The map is an index, not the title: recorded deeds, plats and easements covering ground around Crystal Lake Park are filed with the Recorder of Deeds. Long-held tracts around Country Life Acres may trace back through many deeds, and a title company is worth hiring on a real sale.
Offices that can help
Questions about value or the owner field for land near Creve Coeur go to the County Assessor, which maintains the tax roll. Building or septic questions for a lot near Westwood need the planning or permitting office, and the answer depends on jurisdiction.
Reading the legal description
Missouri is laid out under the Public Land Survey System, so deeds around Frontenac reference sections and townships. Each section is nominally a mile square, about 640 acres, with 36 sections to a township, though corrections make some sections near Crystal Lake Park odd-sized. Keep the legal description for land near Frontenac for any title or survey request.
When a plan doesn't fit
With a lot near Westwood, most of these involve time, so budget weeks or months before you close.
Calling planning staff
Have the parcel ID ready and describe the plan for the lot near Westwood; staff can point to the right section of the ordinance. Also ask whether the lot near Crystal Lake Park is a legal lot of record, since some older splits don't.
A quick look at the area
Clayton is the county seat, where most land records are kept. Smaller places on the map include Country Life Acres, Crystal Lake Park, Westwood, and Des Peres. Roughly 987,059 people live in St. Louis County (Census estimate, 2023) across roughly 508 square miles. St. Louis County was formed in 1812, and some chains of title near Des Peres are long. Places such as Spanish Lake Park and Babler State Park are easy to spot when you zoom out from Westwood.
Frequently asked
Can covenants be stricter than zoning near Westwood?
Good question; covenants are private and zoning is public law, and a lot near Crystal Lake Park must meet both.
What is a variance in Town and Country?
For most people, variances near Des Peres are usually decided by a board after a hearing; ask staff about the standards.
How long does rezoning take in Town and Country?
Usually, the governing body near Des Peres decides after hearings; planning staff can outline the steps.
Where is the Town and Country zoning map?
It depends, but the planning office covering Town and Country can give the district if you send the parcel ID; staff can confirm by phone or email.
Does the parcel map work on a phone around Crystal Lake Park?
The map near Crystal Lake Park usually works on a phone, though rural signal can drop.
Open the official St. Louis County, MO 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.