Skip to content

Pittsburg · Building on your lot

Affordable units in new housing (inclusionary) in Pittsburg

Pittsburg's own rules on affordable units in new housing (inclusionary), with the code text for every value.

Each rule below links to the section of the Pittsburg Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Pittsburg's code says

Pittsburg code What Pittsburg's code adds
How long units stay affordable
  • The affordability term is at least 55 years.
    Applies: Applies to rental affordable units.
    § 18.86.100 · code text
    but in no case shall the minimum term be less than 55 years.
  • The affordability term is at least 45 years.
    Applies: Applies to owner-occupied affordable units initially sold.
    § 18.86.100 · code text
    but in no case shall the minimum term be less than 45 years.
  • Not subject to the minimum 45-year term.
    Applies: Applies to owner-occupied affordable units for which the city council signed an equity participation agreement with the developer.
    § 18.86.100 · code text
    Affordable units that are owner-occupied and for which the city council has executed an equity participation agreement with the developer of the residential project shall not be subject to the minimum 45-year term required by this subsection.
Exemptions
  • Extra units authorized as a density bonus under state law are not counted as part of the residential project.
    § 18.86.040 · code text
    any additional units authorized as a density bonus pursuant to California Government Code Section 65915(b)(1) or (b)(2) shall not be counted as part of the residential project.
Fee instead of units
  • The fee is the adopted in-lieu fee times the fractional remainder (a pro rata fee).
    Applies: Applies when the affordable unit calculation leaves a fraction under one-half; the developer may instead build the next higher whole unit.
    § 18.86.040 · code text
    The in lieu fee permitted by this subsection shall be equal to the adopted in lieu fee multiplied by the fractional remainder resulting from applying the requirements of the applicable subsection (A), (B) or (C) of this section.
  • The fee equals the cost of developing a comparable market rate unit on-site.
    Applies: Fee set by city fee resolution; an alternative for owner projects and low-density owner projects.
    § 18.86.080 · code text
    The in lieu fee shall be set by the city by fee resolution or other action of the city council so that the fee amounts are equal to the cost of developing a comparable market rate unit on-site.
Share of affordable units
  • At least 9 percent lower-income renter units and 6 percent very low-income renter units.
    Applies: Applies to rental projects, one of three options: this one, 10 percent very low-income units, or 6 percent extremely low-income units.
    § 18.86.040 · code text
    At least nine percent of all new dwelling units shall be lower-income renter units and six percent of all new dwelling units shall be very low-income renter units; or
  • At least 10 percent very low-income renter units.
    Applies: Applies to rental projects, one of three options.
    § 18.86.040 · code text
    At least 10 percent of all new dwelling units shall be very low-income renter units; or
  • At least 6 percent extremely low-income renter units.
    Applies: Applies to rental projects, one of three options.
    § 18.86.040 · code text
    At least six percent of all new dwelling units shall be extremely low-income renter units.
  • At least 9 percent moderate-income owner units and 6 percent very low-income owner units.
    Applies: Applies to low-density owner projects, one of two options: this one, or 20 percent moderate-income owner units.
    § 18.86.040 · code text
    At least nine percent of all new dwelling units shall be moderate-income owner units and six percent of all new dwelling units shall be very low-income owner units; or
  • At least 20 percent moderate-income owner units.
    Applies: Applies to low-density owner projects, one of two options.
    § 18.86.040 · code text
    At least 20 percent of all new dwelling units shall be moderate-income owner units.
  • At least 9 percent lower-income owner units and 6 percent very low-income owner units.
    Applies: Applies to owner projects, one of two options: this one, or 20 percent lower-income owner units.
    § 18.86.040 · code text
    At least nine percent of all new dwelling units shall be lower-income owner units and six percent of all new dwelling units shall be very low-income owner units; or
  • At least 20 percent lower-income owner units.
    Applies: Applies to owner projects, one of two options.
    § 18.86.040 · code text
    At least 20 percent of all new dwelling units shall be lower-income owner units.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

Does Pittsburg require affordable units in new housing?

Pittsburg's code: The affordability term is at least 55 years. (Applies to rental affordable units.) (§ 18.86.100); The affordability term is at least 45 years. (Applies to owner-occupied affordable units initially sold.) (§ 18.86.100).

General information, not legal advice.

Ask about a specific Pittsburg property

Ask GoCodebook how Pittsburg's affordable units in new housing (inclusionary) rules apply to your situation and get an answer that cites the section.

Ask your question

More on building on your lot in Pittsburg