Searching for land for sale in San Diego County? With limited developable space and strong demand, vacant lots remain a hot opportunity for custom builds, ranches, or investment. As of December 2025, inventory hovers around 700-850 parcels countywide (per Zillow, Redfin, and LandWatch data), offering everything from affordable backcountry acreage to premium view lots.
Whether you’re dreaming of a private estate in the mountains or a rural retreat near the coast, now’s the time—experts predict stable land values with modest appreciation in 2026 amid lowering rates.
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San Diego County Land Market Snapshot (Late 2025)
- Active Listings — 700-850+ parcels (up slightly seasonally).
- Average Listing Price — $1.5M–$2M (varies by size/location).
- Price Per Acre — $16,000–$77,000 median; up to $970,000+ for prime/small lots.
- Popular Sizes — 1-10 acres for custom homes; larger ranches 50+ acres.
- Trends — Backcountry areas like Ramona, Julian, and Fallbrook see strong interest for privacy and views. Inventory remains low due to geography and zoning.
| Area |
Avg. Price Per Acre |
Key Features |
Best For |
| Fallbrook/Bonsall |
$50,000–$100,000 |
Avocado groves, rolling hills |
Agricultural/custom estates |
| Ramona/Valley Center |
$30,000–$80,000 |
Rural feel, mountain views |
Family ranches, privacy |
| Julian/Mesa Grande |
$20,000–$60,000 |
Wooded, off-grid options |
Retreats, orchards |
| East County (Potrero/Boulevard) |
$15,000–$50,000 |
Large parcels, desert vibes |
Investment, off-grid living |
| North County Coastal |
$200,000+ |
Ocean proximity, premium |
Luxury developments |
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Why Buy Land in San Diego County Now?
- Limited Supply → Geography restricts new development—protecting values.
- Custom Build Freedom → Create your ideal home, ADU, or ranch.
- Investment Potential → Land appreciates steadily; backcountry offers affordability.
- Lifestyle Appeal → Scenic views, privacy, and proximity to San Diego amenities.
Aerial views highlight the diverse topography—from rolling hills to mountain peaks—perfect for developable parcels.
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Top Areas for Land in San Diego County
- Fallbrook & Bonsall — Fertile soil for groves; income-producing potential.
- Ramona & Valley Center — Affordable larger lots with rural charm.
- Julian & Mesa Grande — Cooler climates, orchards, and stunning vistas.
- East County (Boulevard/Potrero) — Budget-friendly big acreage for off-grid dreams.
- De Luz & Rainbow — Private, gated-feel estates near Temecula wine country.
How to Build on Your San Diego County Land: Permit Tips
Building in unincorporated areas requires County permits:
- Start with Zoning Check — Use PDS tools for parcel info (S92 rural residential common).
- Grading & Building Permits — Submit plans via County PDS; expect reviews for fire safety (high-risk zones).
- Key Steps:
- Verify utilities/water access.
- Get site evaluation (septic/well if needed).
- Apply online or in-person at 5510 Overland Ave.
- Factor in environmental reviews.
- Pro Tip → Work with local experts to navigate—timelines 3-12 months.
FAQ: Buying Land in San Diego County
How much is land per acre in San Diego County? Medians range $16K–$77K; varies by location and utilities.
Best places to buy land in San Diego County? Backcountry like Ramona, Fallbrook, and Julian for value and views.
Can I build right away? Depends on zoning—many lots are buildable; check for easements/permits.
Is land a good investment in 2026? Yes—limited supply supports steady growth.
What about water/utilities? Rural areas often need wells/septic; verify early.
Ready to find your perfect parcel? Search current MLS listings below or contact HomesInSDCounty.com for personalized guidance on land for sale near you!
