Alpine County Unincorporated, California 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 23 districts.
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What's in the Alpine County Unincorporated dataset
Every field below is available for any Alpine County Unincorporated parcel, on the map and through the AI.
Zoning
- District code & full name
- Parcel boundary & APN
- All 23 districts mapped
Building controls
- Maximum building height
- Floor area ratio (FAR)
- Front setback
- Side setback
Overlays, hazards & AI
- Flood hazard & environmental layers
- Ask the AI about any parcel
- Powered by live parcel data
Where uses are permitted in Alpine County Unincorporated
Share of Alpine County Unincorporated's zoned land where each use is permitted.
- Single-family
- 99.34%
- Multi-family
- 0.14%
- ADU
- 0.73%
- Two-family
- 0.14%
- Retail
- 1.30%
- Eating & drinking
- 0.29%
- Office
- 0.12%
- Hotel / motel
- 1.02%
- Industrial
- 0.44%
- Storage & warehouses
- 51.71%
Alpine County Unincorporated, California 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 and which uses it permits.
| Zone Code | Category | Area | Details |
|---|---|---|---|
AG Agriculture | - | 238,329.9 ac | Standards & uses → |
AG-CR Agriculture And Commercial Recreation | - | 3,310.5 ac | Standards & uses → |
AG-CR-SH Agriculture Commercial Recreation And Scenic Highway | - | 6.7 ac | Standards & uses → |
AP Agricultural Preserve | - | 1,293.6 ac | Standards & uses → |
Showing 4 of 23 districts
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Each one runs against the live Alpine County Unincorporated dataset and returns the districts, standards and approvals involved.
What should developers know about Alpine County Unincorporated zoning?
Unincorporated Alpine County is among the most rural jurisdictions in California, and its zoning map is overwhelmingly devoted to land conservation and very large-lot living. The numbers are stark: the Agriculture (AG) district covers roughly 238,330 acres and the Land Preserve (LP) district about 226,100 acres, with an Agricultural Preserve (AP) and a Timber Preserve (TP) rounding out the protected base. Together these resource and preservation districts account for essentially all of the county's land, which means most parcels are governed by conservation priorities rather than development entitlements.
Residential land is almost entirely in the estate and rural categories. A full series of Residential Estate tiers (RE, RE-1, RE-1.5, RE-2, RE-4, RE-5, RE-10, and a Commercial Recreation combined variant) sets large minimum lot sizes, joined by Residential Neighborhood (RN, RN-20) for the small clustered settlements. Commercial activity is tiny and tourism-oriented - Commercial (C), Neighborhood Commercial (NC), Commercial Recreation (CR), and a Commercial with Design Review Historic (C-DH) district that protects the character of the historic core. Agriculture combined with Commercial Recreation (AG-CR) and a Scenic Highway variant point to the county's recreation-and-tourism economy, and Planned Development (PD) and Institutional (INS) handle the few larger or civic sites.
For anyone evaluating land here, Alpine County is a place where scale, access, environmental sensitivity, and very large minimum lot sizes dominate every calculation, and where the realistic development envelope is small-scale estate residential or recreation-and-tourism uses rather than conventional subdivision or commercial intensity. Building controls include FAR, density, lot size and width, coverage, perviousness, and front, side and rear setbacks. This is pre-development intelligence, not legal advice - verify with the local planning department before acquisition.
Alpine County Unincorporated zoning: frequently asked questions
What dominates land use in unincorporated Alpine County?
Conservation and resource land, by an overwhelming margin. The Agriculture (AG) district covers roughly 238,330 acres and the Land Preserve (LP) district about 226,100 acres, with additional agricultural and timber preserve designations. The practical effect is that most of the county is oriented toward preservation rather than development.
What kind of residential development is realistic here?
Primarily large-lot estate housing. The county uses a full series of Residential Estate tiers (RE through RE-10) with substantial minimum lot sizes, plus Residential Neighborhood zones for its small clustered settlements. Conventional dense subdivision is not the model; expect low-density, rural residential development.
Are there opportunities for commercial or tourism projects?
Commercial capacity is small and tourism-oriented. The county zones for Commercial (C), Neighborhood Commercial (NC), and Commercial Recreation (CR), and it combines Agriculture with Commercial Recreation (AG-CR) to support its recreation economy. Lodging, recreation, and visitor-serving uses are the most natural fit, but always at modest scale.
What is the Commercial with Design Review Historic (C-DH) district?
It applies design review and historic protection to commercial land in the county's historic core, signaling that the character of those areas is actively safeguarded. A developer working in that district should plan for design review and expect standards intended to preserve historic character rather than maximize intensity.
What are the biggest constraints on building in Alpine County?
Scale and sensitivity. With nearly all land in preservation, agriculture, or large-lot estate districts, the binding constraints are very large minimum lot sizes, access and infrastructure limits, environmental and scenic protections, and short building seasons typical of high-elevation terrain. Engage the planning department early to understand what, if anything, a target parcel can support.
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Zoning data is pre-development intelligence, not legal advice. Verify with the Alpine County Unincorporated planning department before acquisition or design.