Iowa City, Iowa Zoning Map
Zoning, overlays and hazards on every parcel - and an answer to what the code actually lets you build. Compiled from current zoning data for all 74 districts.
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Zoning
- District code & full name
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- All 74 districts mapped
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Iowa City, Iowa Zoning Districts: What Do They Mean?
Zoning districts are areas regulated by specific laws that determine land use, building types, and development rules. Each district below shows its zone type. Iowa City's ordinance does not state permitted uses as citywide flags, so they are read from each district's own table rather than summarised here.
| Zone Code | Category | Area | Details |
|---|---|---|---|
RS5 Low Density Single Family | - | 3,728.9 ac | Standards & uses → |
P1 Neighborhood Public | - | 2,727.3 ac | Standards & uses → |
P2 Institutional Public | - | 1,518.5 ac | Standards & uses → |
ID-RS Interim Development Single Family Residential | - | 935.1 ac | Standards & uses → |
Showing 4 of 74 districts
Start from what you're trying to build
Each one runs against the live Iowa City dataset and returns the districts, standards and approvals involved.
What does RS5 actually permit?
The full standards for one district, read straight from the source.
Run it →How is Iowa City zoned?
Iowa City regulates land through 74 zoning districts, and most of the count comes from overlays written directly into the district code rather than recorded separately.
The Planned Development Overlay appears both on its own, numbered by density, and combined with base districts such as high density single family and general industrial. A Conservation District Overlay and a Historic District Overlay each appear combined with medium density single family. In every case the combination is its own district, so a parcel carrying an overlay is governed by the combined designation and reading the base category alone would miss the applicable standards.
The Interim Development districts are the other distinctive element. Iowa City carries interim versions for single family residential, multifamily residential and research park, together covering roughly 1,888 acres. An interim designation holds land at low intensity pending a permanent assignment, so its scale tells you how much of the city is deliberately held in reserve.
The residential system states density in the code: RS5, RS8 and RS12 for single family at low, medium and high density, and RM12 through RM44 for multifamily. Low Density Single Family is the largest district at roughly 3,729 acres.
Public land is substantial, with a neighborhood public district at roughly 2,727 acres and an institutional public district at about 1,519. This is pre-development intelligence, not legal advice - verify with the local planning department before acquisition.
Iowa City zoning: frequently asked questions
How do overlays work in Iowa City?
They are written directly into the district code. Planned development, conservation and historic overlays appear combined with base districts, and each combination is its own district. A parcel carrying an overlay is governed by the combined designation rather than the base category.
What are the Interim Development districts?
Districts holding land at low intensity pending a permanent assignment. Iowa City carries interim versions for single family residential, multifamily residential and research park, together covering roughly 1,888 acres.
How is residential density stated?
Directly in the code. Single family runs RS5, RS8 and RS12 at low, medium and high density, and multifamily runs RM12 through RM44. Low Density Single Family is the largest district at roughly 3,729 acres.
How much public land is there?
A neighborhood public district covers roughly 2,727 acres and an institutional public district about 1,519, together making public land the second and third largest classifications in the city.
Why does Iowa City have 74 districts?
Because overlays are counted as separate districts when combined with a base category. The underlying conventional roster is short, but each overlay combination adds another district to the total.
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Zoning data is pre-development intelligence, not legal advice. Verify with the Iowa City planning department before acquisition or design.