Carlsbad · Zoning · R-E
Carlsbad R-E zoning: height, setbacks and lot size
In Carlsbad's R-E zone, generally buildings can be up to 35 ft tall, the front setback is 70 ft and the minimum lot size is 1 acre, with the conditions listed below (Carlsbad code, read October 2026).
Key points
- Maximum building height: 35 ft
- Minimum front setback: 70 ft
- Minimum side setback: 15 ft (Interior side yard; the street side yard is 50 ft)
- Minimum lot size: 1 acre (average natural slope 0% to 12.5%; in no case shall a lot be created with an area of less than one acre)
- Maximum lot coverage: 20%
R-E (Rural Residential Estate Zone) is a zoning district in Carlsbad. Every value below was read from the Carlsbad Municipal Code and links to its section (read October 2026). State laws such as the ADU and SB 9 rules can allow more on a residential lot. General information, not legal advice — read the code text and check with the city before you build.
Development standards in R-E
The general rule for a typical lot in this zone. Zoning tables often attach notes, such as rules for corner lots, lots next to a residential zone, or new subdivisions only. Open “code text” under a value to see the table cell or sentence it was read from.
| Maximum building height | 35 ft § 21.09.070 · code textNo building in the R-E zone shall exceed a height of thirty-five feet. |
|---|---|
| Minimum front setback | 70 ft § 21.09.080 · code textEvery lot in the R-E zone shall have a front yard which has a depth of not less than seventy feet. |
| Minimum side setback | 15 ft Applies: Interior side yard; the street side yard is 50 ft § 21.09.090 · code textIn an R-E zone, an interior side yard shall not be less than fifteen feet in width and street side yard shall not be less than fifty feet in width. |
| Minimum lot size | 1 acre Applies: average natural slope 0% to 12.5%; in no case shall a lot be created with an area of less than one acre § 21.09.110 · code textTable row “0% to 12.5%”, column “Minimum Lot Size”: 1 acre |
| Maximum lot coverage | 20% § 21.09.130 · code textAll buildings including accessory buildings and structures, excluding greenhouses, shall not cover more than twenty percent of the area of the lot. |
When a different number applies
The code sets other values for particular lots, buildings or locations in R-E:
- Minimum front setback: 20 ft — Planning Commission may approve dwellings and garages at least 20 feet from the street property line where the difference in elevation of the required front yard setback line and the street center line exceeds 15 feet § 21.09.080
- Minimum side setback: 20 ft — street side yard; Planning Commission may approve dwellings and garages at least 20 feet from the street side yard property line where the difference in elevation of the required street side yard setback line and the street center line exceeds 10 feet § 21.09.090
- Minimum lot size: 2 acres — average natural slope 12.5% to 20% § 21.09.110
- Minimum lot size: 3 acres — average natural slope 20% to 25% § 21.09.110
- Minimum lot size: 4 acres — average natural slope over 25% § 21.09.110
Not on this page
We did not find a general stories, rear setback, FAR, density limit for R-E in the zoning tables we read. The code may still set one elsewhere — check the Carlsbad Municipal Code.
Other Carlsbad zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Carlsbad's R-E zone?
35 ft — Carlsbad Municipal Code § 21.09.070.
What is the minimum front setback in Carlsbad's R-E zone?
70 ft — Carlsbad Municipal Code § 21.09.080.
What is the minimum side setback in Carlsbad's R-E zone?
15 ft (interior side yard; the street side yard is 50 ft) — Carlsbad Municipal Code § 21.09.090.
What is the minimum lot size in Carlsbad's R-E zone?
1 acre (average natural slope 0% to 12.5%; in no case shall a lot be created with an area of less than one acre) — Carlsbad Municipal Code § 21.09.110.
What is the maximum lot coverage in Carlsbad's R-E zone?
20% — Carlsbad Municipal Code § 21.09.130.
General information, not legal advice.
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