Lompoc · Zoning · R-3
Lompoc R-3 zoning: height, setbacks and lot size
In Lompoc's R-3 zone, buildings can be up to 35 ft tall, the front setback is 15 ft and the minimum lot size is 7,000 sq ft (Lompoc code, read October 2026).
Key points
- Maximum building height: 35 ft
- Minimum front setback: 15 ft
- Minimum side setback: 5 ft
- Minimum rear setback: 10 ft
- Minimum lot size: 7,000 sq ft
- Maximum lot coverage: 70%
- Maximum density: 33 dwelling units/net acre
R-3 is a zoning district in Lompoc. Every value below was read from the Lompoc 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-3
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 § 17.208.040 · code textTable row “Height (max.) - Primary Building”, column “R-3”: 35 ft. |
|---|---|
| Minimum front setback | 15 ft § 17.208.040 · code textTable row “Front (min.)”, column “R-3”: 15 ft. |
| Minimum side setback | 5 ft § 17.208.040 · code textTable row “Side - Interior”, column “R-3”: 5 ft. 4 |
| Minimum rear setback | 10 ft § 17.208.040 · code textTable row “Rear (min.)”, column “R-3”: 10 ft. 4 |
| Minimum lot size | 7,000 sq ft § 17.208.040 · code textTable row “Lot Area (min.)”, column “R-3”: 7,000 s.f. |
| Maximum lot coverage | 70% § 17.208.040 · code textTable row “Lot Coverage (max.)”, column “R-3”: 70% |
| Maximum density | 33 dwelling units/net acre § 17.208.040 · code textTable row “Density (max.)”, column “R-3”: 33 dwelling units/net acre |
Uses in R-3
Uses the code's use tables allow in R-3, or allow with a permit. Each links to its page with the code section.
- Single-family home — Needs a conditional use permit — see note
- Apartment building — Allowed — see note
- Residential care home (7 or more) — Allowed
- Community garden — Allowed
- Private school — Needs a conditional use permit
- Emergency shelter — Needs a conditional use permit
Not on this page
We did not find a general stories, FAR limit for R-3 in the zoning tables we read. The code may still set one elsewhere — check the Lompoc Municipal Code.
Other Lompoc zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Lompoc's R-3 zone?
35 ft — Lompoc Municipal Code § 17.208.040.
What is the minimum front setback in Lompoc's R-3 zone?
15 ft — Lompoc Municipal Code § 17.208.040.
What is the minimum side setback in Lompoc's R-3 zone?
5 ft — Lompoc Municipal Code § 17.208.040.
What is the minimum rear setback in Lompoc's R-3 zone?
10 ft — Lompoc Municipal Code § 17.208.040.
What is the minimum lot size in Lompoc's R-3 zone?
7,000 sq ft — Lompoc Municipal Code § 17.208.040.
General information, not legal advice.
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