When a new renter moves in, the landlord can set any rent.
Why, and the exact law
From Concord Mun. Code §§ 19.40.030, 19.40.040, read Oct 4, 2026.Show the law
“Beginning in April 1, 2025 and for each 12-month period thereafter, annual allowable rent increases on
covered rental units shall be no more than five percent of the lawful rent for the preceding 12-month period …”
Newer buildings and many houses follow California's limit instead: 5% plus local inflation, never more than 10% a year. In the San Francisco Bay Area that is 8.8% until Jul 31, 2027. Your address tells us which one applies.
Who can help
Get free legal helpIf your landlord won't fix it.LawHelpCA
State law applies here too. Where both cover a rental, the stricter city rule usually wins; each rule below says so.
Concord lawDepends on the building
Concord Residential Tenant Protection Program – Rent Stabilization
How much can my rent go up?
Max 5% every 12 months.
When a new renter moves in, the landlord can set any rent.
Depends on the year the building was built.
Who it covers
Buildings with a first certificate of occupancy on or before Feb 1, 1995.
Not owner-occupied buildings with 2 units or fewer.
Covers: Applies to dwelling units not exempt under § 19.40.020.
Exemptions: Units with a certificate of occupancy issued after Feb. 1, 1995; three or more rented single-family homes/condos by the same landlord; hotels, institutional facilities, dormitories, government-owned, shelters, residential facilities, ADUs, owner-occupied duplexes, units sharing facilities with owner.
In force since
May 22, 2025
The law, word for word
“Beginning in April 1, 2025 and for each 12-month period thereafter, annual allowable rent increases on
covered rental units shall be no more than five percent of the lawful rent for the preceding 12-month period …”
For most older rentals, yes: max 5% plus inflation (never over 10%).
The cap follows local inflation (April to April) and resets each August 1.
Depends on the year the building was built.
Who it covers
Not buildings less than 15 years old.
Not owner-occupied buildings with 2 units or fewer.
Covers: Residential real property generally, unless exempt.
Exemptions: Deed-restricted/subsidized affordable housing; dormitories; housing under stricter local rent control; CO issued within previous 15 years; certain separately alienable properties (single-family homes, condos) with non-corporate owners and written notice; owner-occupied duplexes.
In force since
Mar 15, 2019
Current version since
Apr 1, 2024
Set to be repealed
Jan 1, 2030
The law, word for word
“an owner of residential real property shall not, over the course of any 12-month period, increase the gross rental rate for a dwelling or a unit more than 5 percent plus the percentage change in the cost of living, or 10 percent, whichever is lower …”