Snapshot
Population
33,789
US Census ACS, 2024 / FBI UCR Table 8, 2024
Median home price
$889,411
Redfin, 2026-08
Median rent
$2,278/mo
US Census ACS, 2024
Crime / 1k
25.6
FBI UCR Table 8, 2024
Market
Price / sq ft
$515
Redfin, 2026-08
Months of supply
3.7
Redfin, 2026-08
Median days on market
42
Redfin, 2026-08
Renter-occupied
27.6%
US Census ACS, 2024
Median household income
$105,321
US Census ACS, 2024
Housing units
12,370
US Census ACS, 2024
Developments
What you can build here — ADU
Typical SFR: 1 ADU + 1 JADU. Size 850-1,000 SQFT; height 16-18 ft. State fee exemptions apply. 60-day ministerial clock.
Chapter 18.38. Last verified 2026-08-18. Not legal advice — confirm current requirements with San Dimas's planning department. See the statewide ADU floor every city sits on top of.
What you can build here — zoning standards
| Zone(s) | Density | Height | Setbacks F / S / R | Lot coverage | |
|---|---|---|---|---|---|
| Single-family | S-F (7,500–40,000 sf) | Varies by lot size | 35 ft / 2 stories | 20' / 12' (driveway) / 5–10' | — |
| Duplex | — | — | — | — | |
| Townhome | Attached condo/townhouse | ~7–7.5 du/ac (in SPs) | — | — | — |
| Multifamily | Controlled by Specific Plans | 7.5 du/ac (SP 10) | 3 stories / 38 ft (SP 10) | Per SP | — |
Parking · Landscape maintenance districts common; open space per Specific Plan.
Overlays to check · SB 9 lot-split eligible · Density Bonus Law applicable · Specific Plans (SP 10, 18, etc.) override base zoning
Base zoning — always check for a project-specific overlay or density-bonus increase. Not legal advice. San Dimas Municipal Code Ch 18.24 S-F; Specific Plans (eCode360). Last verified 2026-08-23. Full zoning code
Advisory Desk
Own property in San Dimas?
Get a preliminary read on what your parcel can support — zoning, density, and feasibility, grounded in local land-use data. No obligation, no sales pitch.