Rancho Cucamonga · Renting & eviction
Renting in Rancho Cucamonga: the rules that apply
Rancho Cucamonga's rent rules cover only mobilehome park spaces, so state law sets the rent cap for other covered units. The city has no rules of its own on just cause, relocation pay, notices or deposits.
Key points
- Rent increases: Rancho Cucamonga's Mobilehome Park Rent Mediation chapter (Ch. 8.10) covers mobilehome park spaces only; state law caps other covered units at 8.1%.
- Just cause: Rancho Cucamonga has no just-cause rule of its own; state law requires a just cause after 12 months on covered units.
- Relocation pay: Rancho Cucamonga relocation pay follows state law: 1 month's rent within 15 calendar days of notice, for no-fault evictions on covered units.
- Ending a tenancy: State law requires 60 days' notice to end a tenancy, or 30 days if the tenant has lived there under 1 year.
- Security deposits: Security deposits follow state law: 1 month's rent, or up to 2 for some small landlords, returned within 21 calendar days after move-out.
Each rule below is marked Rancho Cucamonga code or CA state law and links to the section it comes from (extracted October 2026). General information, not legal advice.
Rent increases
Rancho Cucamonga has a related local rule: Rancho Cucamonga Mobile Home Accord: 2026 Annual Rent Adjustment Rules (city guidance); Mobilehome Park Rent Mediation (Ch. 8.10). This page does not summarize it yet; read the text in the library. Where it does not apply, the state rule below does.
| Rent cap right now | 8.1% for increases taking effect August 1, 2026 through July 31, 2027 (5% plus 3.1% inflation) Applies: Covered units only. Inflation is the BLS consumer price index for the Riverside-San Bernardino-Ontario area, March to March, as the statute requires; the figure is recomputed every year. |
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| Statewide rent increase cap (AB 1482) | 5% plus the change in cost of living, or 10%, whichever is lower, over any 12 months Applies: Covered units only; measured against the lowest rent charged in the prior 12 months. |
| Number of rent increases | No more than two increases in any 12-month period |
| Rent cap — new construction exemption | Housing with a certificate of occupancy issued within the previous 15 years is exempt (rolling) Applies: Mobilehomes excepted. |
| Rent cap — single-family home or condo exemption | A home or condo that can be sold on its own is exempt when the owner is not a REIT, a corporation or an LLC with a corporate member, and the tenant was given the written exemption notice Applies: The same exemption applies to the just-cause rule (§ 1946.2(e)(8)). |
| Rent cap — owner-occupied duplex exemption | A duplex in one building is exempt when the owner lived in the other unit at the start of the tenancy and still does, unless either unit is an ADU or JADU |
| New tenancy resets the rent | When no prior tenant remains, the owner may set the initial rent; the cap applies to later increases |
| Rent cap sunset | § 1947.12 is repealed on January 1, 2030 unless extended |
Eviction and just cause
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. Just cause required: After 12 months of lawful occupancy, the owner may terminate only for a just cause stated in the notice (Civ. Code § 1946.2(a)). Just-cause eviction in California — the full state rule →
Relocation payments
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. No-fault eviction relocation assistance: One month's rent (as relocation payment or rent waiver), paid within 15 calendar days of the notice (Civ. Code § 1946.2(d)(3)(A)). Relocation under California's just-cause law — the full state rule →
Notices
We found no Rancho Cucamonga rule on this in the Rancho Cucamonga Municipal Code (extracted October 2026). The state rule below applies.
| Notice of a rent increase | At least 30 days' notice for an increase of 10% or less; at least 90 days for an increase of more than 10% Applies: The 10% is measured against the rent charged at any time in the 12 months before the increase, counting all increases in that period together. |
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| Notice to end a month-to-month tenancy (landlord) | 60 days' notice; 30 days if the tenant has lived there less than one year Applies: Where the unit is covered by just cause (Civ. Code § 1946.2) or a local ordinance, the notice must also state a qualifying cause. |
| Notice to end a month-to-month tenancy (tenant) | At least as long as the rental period (one month for a month-to-month tenancy) |
| 30-day notice when the unit is sold to an owner-occupant | 30 days' notice when a separately sellable unit is in escrow to a natural person who will live there for at least a year Applies: Notice within 120 days of opening escrow, given once, and all § 1946.1(d) conditions met. |
| Notice to pay rent or quit | 3 days, not counting Saturdays, Sundays and judicial holidays, stating the amount due and how to pay Applies: May be served any time within one year after the rent became due. |
| Notice to cure a lease violation or quit | 3 days, not counting Saturdays, Sundays and judicial holidays, to perform the broken lease term or leave |
| No fee for serving notices | A landlord may not charge the tenant a fee for serving or posting a notice |
Security deposits
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. Security deposit cap: One month's rent, on top of the first month's rent (Civ. Code § 1950.5(c)(1), (c)(6)). Deposit return deadline: 21 calendar days after the tenant moves out, with an itemized statement of any deductions (Civ. Code § 1950.5(h)(1)). California security deposit law — the full state rule →
Retaliation
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. Retaliation protection period: For 180 days after a tenant complains about habitability (to the landlord or an agency), the landlord may not evict, raise rent or cut services in retaliation (Civ. Code § 1942.5(a), (b)). Retaliatory eviction in California — the full state rule →
Harassment and lockouts
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. Lockouts and self-help eviction banned: A landlord may not change locks, remove doors or windows, or remove the tenant's belongings to force a tenant out (Civ. Code § 789.3(b)). Utility shutoffs banned: A landlord may not cut off water, heat, electricity, gas or other utilities to force a tenant out (Civ. Code § 789.3(a)). Tenant harassment and lockouts in California — the full state rule →
Repairs and habitability
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. Duty to keep the unit habitable: The landlord must deliver a unit fit to live in and repair conditions that make it untenantable (Civ. Code § 1941). Repair and deduct: A tenant may make a repair the landlord neglects and deduct the cost from rent, up to one month's rent, no more than twice in any 12 months (Civ. Code § 1942(a)). Habitability and repair-and-deduct — the full state rule →
Landlord entry
CA state law Rancho Cucamonga has no rule of its own on this, so California law applies. Landlord entry notice: Reasonable written notice, presumed to be 24 hours, and entry only during normal business hours (Civ. Code § 1954(d)(1), (e)). Landlord entry notice in California — the full state rule →
Short-term rentals
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Hotel and short-term rental tax
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Condo conversions
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| Notice to tenants |
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| Tenants' right to buy |
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Other Rancho Cucamonga rules on this
Rancho Cucamonga's code also has these chapters. We have not summarized their values on this page yet; read them in the library.
- Rancho Cucamonga Mobile Home Accord: 2026 Annual Rent Adjustment Rules (city guidance)
- Mobilehome Park Rent Mediation (Ch. 8.10) — mobilehome park spaces only
Who this affects
Frequently asked questions
How much can rent go up in Rancho Cucamonga?
Rancho Cucamonga's Mobilehome Park Rent Mediation chapter (Ch. 8.10) covers mobilehome park spaces only; state law caps other covered units at 8.1%. Rancho Cucamonga also has a related rule: Rancho Cucamonga Mobile Home Accord: 2026 Annual Rent Adjustment Rules (city guidance); Mobilehome Park Rent Mediation (Ch. 8.10) — mobilehome park spaces only.
Does a landlord in Rancho Cucamonga need a reason to evict?
Rancho Cucamonga has no just-cause rule of its own; state law requires a just cause after 12 months on covered units.
Does a Rancho Cucamonga landlord have to pay relocation?
Rancho Cucamonga relocation pay follows state law: 1 month's rent within 15 calendar days of notice, for no-fault evictions on covered units.
How much notice does a Rancho Cucamonga landlord have to give?
State law requires 60 days' notice to end a tenancy, or 30 days if the tenant has lived there under 1 year.
How much can a Rancho Cucamonga landlord charge for a security deposit?
Security deposits follow state law: 1 month's rent, or up to 2 for some small landlords, returned within 21 calendar days after move-out.
Can I rent out my home short-term in Rancho Cucamonga?
Rancho Cucamonga's code: Only hosted and un-hosted stays may be permitted. Vacation rentals are not allowed. (A short-term rental permit is needed.) (§ 8.34.020); A short-term rental permit is required. (§ 8.34.020).
What is the hotel tax on short-term rentals in Rancho Cucamonga?
Rancho Cucamonga's code: 12% of the rent charged by the operator. (§ 3.40.020); The operator collects the tax from each guest at the same time as the rent. (§ 3.40.050).
What happens to tenants when a Rancho Cucamonga building converts to condos?
Rancho Cucamonga's code: No more than 1/2 the number of multi-family rental units added to the city's housing stock the year before. (Applies in any 1 calendar year.) (§ 17.44.040); At least 120 days to find other housing and move. (Non-buying tenants not in default, counted from the later of the owner's notice to convert or the final subdivision map filing.) (§ 17.44.060).
General information, not legal advice.
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