Building Permit Records in St. Louis, MO

St. Louis's rich architectural heritage means many properties are over a century old, often requiring extensive renovations that impact structural integrity and historic character. Investigating permit history ensures that significant updates, from basement waterproofing to major structural alterations in these historic buildings, were properly approved and inspected.

Unpermitted structural alterations or major mechanical system upgrades are frequently identified in very old brick homes.

Looking up a specific St. Louis address? Get the full permit & property report free.
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Common St. Louis permit types & fees

Typical Missouri fee ranges by work type. Actual fees depend on project valuation.

Permit typeTypical fee
Kitchen / bath remodel
Required once plumbing, gas, or electrical is moved.
$250–$590
Electrical
New circuits, panel upgrades, rewiring.
$60–$340
Plumbing
Repipes, water heaters, fixture relocations.
$60–$290
Room addition / structural
Framing, foundation, and square-footage changes.
$490–$2,160
Roofing
Tear-off and re-roof; some cities exempt minor repairs.
$150–$490
HVAC
New systems, ductwork, and condenser swaps.
$80–$310

What's on the record

Pulled permits
Every permit on file for the address — additions, electrical, plumbing, roofing — with dates and status.
Unpermitted-work signals
Gaps between the home's history and its permits flag work that may never have been inspected.
Ownership & sales
Owner of record and transfer history, so you know who pulled what and when.
Inspections
Whether permitted work in St. Louis actually passed final inspection.

FAQ

How do I look up building permits in St. Louis?

Enter the property address on Reno HomeIQ — we pull St. Louis, Missouri public permit records, inspections, ownership, and sale history into one report, so you don't have to search the Missouri portal by hand.

Can I tell if work on a St. Louis home was permitted?

Yes. The report lists the permits on file for the address, which is how you spot potential unpermitted additions, electrical, or plumbing work before you buy or remodel.

How much are permits in St. Louis?

St. Louis permit fees vary by scope — a remodel permit typically runs $250–$590, with electrical, plumbing, and structural permits priced separately. Local fees track St. Louis's 98% cost level.

Is the permit lookup free?

The address lookup is free. A lifetime Home Passport PDF with the full permit and property record is $99.

Permit records in other Missouri cities

Kansas City, MOSpringfield, MOIndependence, MOColumbia, MONew York, NYBrooklyn, NYBuffalo, NYRochester, NYLos Angeles, CASan Francisco, CASan Jose, CASan Diego, CAOakland, CASacramento, CA

Fee ranges are Missouri market estimates adjusted by St. Louis's local cost level; confirm exact fees with the local building department. Reno HomeIQ aggregates public permit and property records — enter an address for the specific report.