Local zoning · Fillmore

Fillmore — Historic Preservation

Historic Preservation under the Fillmore local zoning and planning code, with the controlling citations.

Last reviewed: July 2, 2026

Overview

This page summarizes what the City of Fillmore's zoning/planning ordinance requires about historic preservation, where those rules live in the city code, and how they affect projects in different zoning districts. It is strictly limited to the Fillmore municipal zoning ordinance (Title 6, Chapter 6.04 and related chapters) and points to the specific rules that govern design review, conservation/preservation areas, landmark-related exceptions, and how variances or permits are handled for historic resources. See the city's rules on design review and the development standards for processes triggered by historic resources.

Key takeaways up front:

The ordinance treats historic-resources work mostly through design review, neighborhood “conservation/preservation” guidelines, and the general development-permit and variance processes (see § 6.04.6620, § 6.04.0415(F), § 6.04.6610).
A local “conservation/preservation” area is identified for residential historic resources (the area bounded by Central Avenue, Fourth Street, Mountain View Street and Main Street) and those guidelines are used in design review. § 6.04.0415(F).
There are a few landmark-specific allowances (e.g., Bed & Breakfast capacity) and flood-variance protections for National Register / State Inventory properties; the code references nationally/state-listed resources in multiple contexts. § 6.04.2005(7); § 6.16.230(a).

How Fillmore handles historic preservation (rules & mechanics)

Design review is the primary tool used to implement preservation goals: projects that change exterior appearance, add infill, or otherwise require discretionary approval are reviewed against adopted design guidelines and any neighborhood conservation/preservation guidelines. See § 6.04.6620 (Design review procedures) and the development-permit rules in § 6.04.66.
The ordinance contains a discrete set of Conservation/Preservation Area Guidelines intended to implement General Plan policies for residential historic resources inside the specified downtown/residential block bounded by Central, Fourth, Mountain View and Main; those guidelines are used as review criteria and are available from the Community Development Department. See § 6.04.0415(F).
The code does not publish a full local “landmark register” text inside the zoning chapter that we can cite here; it references “historical landmark” treatment as a special status in limited places (for example, Bed & Breakfast allowances). For procedures that rely on whether a structure is “designated a historical landmark,” confirm the responsible chapter or municipal register with the city—Verify with the jurisdiction. See § 6.04.2005(7).
Floodplain/flood-variance rules explicitly allow variance relief for rehabilitation or reconstruction of properties listed on the National Register of Historic Places or the State Inventory of Historic Places. See § 6.16.230(a).
“Substantial improvement” and similar definitions exclude alterations to structures listed on the National/State inventories in the flood chapter’s definitions (text available in the ordinance). Verify building-safety scope with the California Building Standards Code. Not all code cross-references for historic property treatment are full procedure manuals in the zoning text.

Practical note: For most projects on or near historic resources the permit path will be a combination of (a) ministerial zoning checks, (b) design review (departmental or Commission-level) § 6.04.6620, and (c) development permit/conditional use/variance procedures when the project requires deviation from standards § 6.04.66, § 6.04.64.

District-by-district breakdown (where preservation rules matter)

The ordinance applies preservation requirements across ordinary zoning districts via design review and the RPD conservation/preservation guidelines. Below are the districts where historic-preservation review or guidelines are explicitly mentioned or practically important.

RPD-R, RPD-L, RPD-M, RPD-M/H, RPD-H (Residential Planned Districts)

Purpose: residential districts with scale/density differences. See Table II-1 for development standards. § 6.04.0415.
Typical permitted uses: single-family and multi-family residential per each sub-zone; accessory uses allowed consistent with Table II-1. § 6.04.0415.
Preservation relevance: the ordinance includes Conservation/Preservation Area Guidelines specifically to implement General Plan policies for historic residential resources in the area bounded by Central/Fourth/Mountain View/Main; those guidelines are applied during design review for discretionary residential projects within that area. § 6.04.0415(F).
Key dimensional standards (from Table II-1): front setback typically 18 ft (varies by subzone), lot coverage caps (e.g., 40–60% depending on subzone), and height caps (generally 35 ft or per Table II-1). See § 6.04.0415 and Table II-1.
Where it applies: citywide residential map—conservation area overlay sits inside the RPD zones where historic houses are present. Verify with the jurisdiction for parcel-specific overlay. (See overlay districts.)

CBD (Central Business District)

Purpose: downtown core; downtown specific plan and CBD development standards apply. § 6.04.0615.
Typical uses: street-level retail, tourism-oriented businesses, civic uses. § 6.04.0615.
Preservation relevance: downtown projects are subject to the downtown specific plan and design review; historic commercial facades and pedestrian character are explicitly protected via CBD standards and design guidelines. § 6.04.0615; design-review procedures § 6.04.6620.
Key dimensional standards: front setbacks in CBD often 0–1 ft (special CBD rules apply); structure height generally 35 ft max unless exception in the CBD standards. § 6.04.0615.

CO (Commercial Office) and CH (Commercial Highway)

Purpose: professional offices/residential conversions in some CO areas; CH covers highway-adjacent commercial. § 6.04.0615.
Preservation relevance: historic commercial properties in these districts still go through design review and development-permit checks when exterior work or change of use triggers discretionary review. The code allows single-family residential in some CO pockets under standards that preserve residential character. § 6.04.0615.

BP (Business Park)

Purpose: office/industrial campus-type uses; subject to site plan review and design standards. § 6.04.1205 & § 6.04.1210.
Preservation relevance: less likely to be a historic house zone, but any exterior alterations subject to site-plan / design review and signage/landscaping standards. § 6.04.1205.

(For full lists of district names and abbreviations used above see the city's zoning map and Table II-1 in § 6.04.0415.)

Most decision-relevant standards & uses (quick reference)

Topic	What matters for historic properties in Fillmore	Code reference
Conservation/preservation area (residential)	Guidelines apply to residential projects within area bounded by Central Ave, Fourth St, Mountain View St, Main St; used as design-review criteria.	§ 6.04.0415(F)
Design review requirement	Exterior changes, additions, new infill, and many discretionary approvals are subject to design review.	§ 6.04.6620
Development permits	Discretionary development permits required for new structures, exterior alterations (except some single-family alterations), relocations, expansions.	§ 6.04.6610 / § 6.04.6601
Variances for historic properties (flood chapter)	Flood-variance program allows variances for rehabilitation/restoration of National/State-listed properties.	§ 6.16.230(a)
Landmark exceptions	Certain uses (e.g., B&B exceeding bedroom limits in RPD-L) may be allowed if the building is designated a historical landmark.	§ 6.04.2005(7)
Table II-1 development standards	Front setbacks, lot coverage, height, lot area per unit for RPD districts—these control whether additions/infill comply or need permits/variances.	§ 6.04.0415 (Table II-1)

Checklist (what an applicant must satisfy for a preservation-sensitive project)

Confirm whether the parcel lies inside the conservation/preservation area (Central / Fourth / Mountain View / Main). Verify with the jurisdiction. § 6.04.0415(F).
Prepare design drawings showing exterior changes, materials, colors and elevations for review under design review. § 6.04.6620.
If work is discretionary (new structure, expansion, exterior alteration beyond ministerial), file a development permit with the required forms and fee. § 6.04.6610 / § 6.04.6605.
If the project needs a deviation from Table II-1 standards (setback, height, coverage), include a minor variance/variance application or justify to the review authority. § 6.04.62 / § 6.04.64.
Provide documentation of historic designation if seeking a landmark exception (e.g., for a B&B capacity increase). § 6.04.2005(7).
If property is on National Register/State Inventory and in a floodplain, consult flood variance rules and be prepared for special notices/recordation. § 6.16.230.
Coordinate parking impacts (historic-district ADU/parking exemptions may be influenced by state ADU rules); consult parking and the city's ADU guidance. Verify with the jurisdiction.

Risks & Ambiguities

Issue	Why it matters	What to verify
Is the building formally designated as a Fillmore “historical landmark”?	Several allowances and exceptions in the ordinance hinge on a building being designated a landmark (e.g., higher B&B bedroom allowance). If the building is not formally designated, those exceptions do not apply.	Verify the city’s landmark list and the designation procedure with the Community Development Department; code reference § 6.04.2005(7).
Exact text of Conservation/Preservation Guidelines	The zoning references a guideline document (used in design review) but the full guideline text is not reproduced in the zoning chapter.	Obtain the guideline document from the department; the ordinance cites the guideline as the review standard § 6.04.0415(F).
Whether an alteration is “ministerial” vs. “discretionary”	Single-family exterior alterations may sometimes avoid discretionary review; but substantial changes will trigger design review or development permits.	Confirm project-specific classification with the Community Development Director; see § 6.04.6610 and § 6.04.6620.
Relationship to State ADU rules	State ADU law contains special rules for historic districts and ADU parking — local ADU rules may reference these.	Fillmore’s ADU-specific standards and how they interact with historic guidelines should be checked in the city ADU materials and State law; see Fillmore ADUs and State ADU guidance. Not found in retrieved materials: a Fillmore parcel-specific ADU/historic intersection rule text.
Floodplain vs. historic protections	Flood-variance exceptions exist for National/State-listed historic resources, but flood elevation/insurance consequences still apply.	If the property is in a floodplain, consult § 6.16.230 and the floodplain administrator early.

Plain-English Summary

If your Fillmore house is in the small residential conservation/preservation area downtown or is a designated local or state/national historic resource, expect to go through the city's design-review and development-permit process for most exterior changes; the city has special guidelines for preserving the historic character, allows some landmark exceptions, and treats National/State-listed properties specially in the flood/variance rules—confirm landmark status and exact guideline language with the Community Development Department. Verify with the jurisdiction.

Source References

City of Fillmore Zoning Ordinance (Title 6, Chapter 6.04) — Design review procedures: § 6.04.6620.
City of Fillmore Zoning Ordinance — Development permits / applicability: § 6.04.6601–6615 (development permit purpose/applicability/review).
City of Fillmore Zoning Ordinance — Zoning district development standards and Table II-1 (residential standards, conservation/preservation reference): § 6.04.0415 (including subsection F).
City of Fillmore Zoning Ordinance — CBD and commercial district standards: § 6.04.0615.
City of Fillmore Zoning Ordinance — Bed & Breakfast applicability and historic-landmark reference: § 6.04.2005(7).
City of Fillmore Flood / variance rules — variances for National/State historic properties: § 6.16.230(a).
Fillmore ADU guidance and State ADU handbook (state context on ADUs & historic resources): internal ADU guidance and the uploaded 2025 ADU handbook (state context). Not all ADU-historic specifics are in the Fillmore zoning text; check local ADU rules for parcel-level application.

Sources

Retrieved passages

Fillmore Zoning Code (§ 7) High relevance
Fillmore Zoning Code (§ 6) High relevance
Fillmore Zoning Code (Section 6.04.78) High relevance
Fillmore Zoning Code (Section 6.04.38) High relevance
Fillmore Zoning Code (Section 6.04.22.) High relevance
Fillmore Zoning Code (Chapter 2.32) High relevance
Fillmore Zoning Code (chapter which) High relevance
Fillmore Zoning Code (Chapter 6.07) Medium relevance
Fillmore Zoning Code (Section 6.04.78) Medium relevance
Fillmore Zoning Code (section and) Medium relevance
Fillmore Zoning Code (Section 6.78) Medium relevance
Fillmore Zoning Code (§ 4) Medium relevance
Fillmore Zoning Code (section and) Medium relevance
Fillmore Zoning Code (section 6.04.28) Medium relevance
Fillmore Zoning Code (Chapter 6.04) Medium relevance
Fillmore Zoning Code (Section 6.04.0417.) Medium relevance
Fillmore Zoning Code (Section 6.04.70) Medium relevance
Fillmore Zoning Code (section shall) Medium relevance

Cited sections

Official Fillmore code library

Frequently asked questions

What is the Fillmore ordinance that covers historic preservation?

Fillmore handles preservation primarily through its Zoning Ordinance (Title 6, Chapter 6.04) using design review, neighborhood conservation/preservation guidelines, development-permit and variance procedures; see § 6.04.6620 and § 6.04.0415(F) for the key provisions.

Where is the residential conservation/preservation area and what does it mean?

The ordinance identifies a conservation/preservation area intended to protect residential historic resources inside the area bounded by Central Avenue, Fourth Street, Mountain View Street and Main Street; the City uses the conservation/preservation guidelines as design-review criteria for discretionary residential projects in that area (see § 6.04.0415(F)).

Do I need design review for exterior changes to a historic house in Fillmore?

Yes—exterior alterations that are discretionary or that materially change the design will be reviewed under the design-review procedures in § 6.04.6620; even “minor” changes may be reviewed if they affect character or require deviations from standards.

Can a historic house get exceptions for use or size (for example a larger Bed & Breakfast)?

The ordinance includes specific landmark-based allowances—e.g., a Bed & Breakfast in RPD-L can be approved for more than five bedrooms if the structure is “designated a historical landmark” per § 6.04.2005(7). Confirm whether a property has formal landmark status before assuming the exception applies.

How do variances or minor variances work for historic-property projects?

If a project needs to deviate from dimensional standards (setback, height, coverage), the applicant must apply for a minor variance (director-level, limited changes) or a variance (commission-level) under § 6.04.62 and § 6.04.64; design review is used as part of that evaluation (§ 6.04.6620).

If my property is on the National Register, does Fillmore treat it differently?

Yes in a few respects. Flood-variance rules explicitly permit variances for reconstruction/rehabilitation of structures listed on the National Register or State Inventory (§ 6.16.230(a)). The zoning ordinance also contains references that treat National/State-listed resources as a protected class for certain exceptions; check flood and development sections early.

Are the conservation/preservation guidelines public, and where do I get them?

The zoning ordinance states the conservation/preservation guidelines are available at the Community Development Department and are used during design review for projects within the mapped area; the citation is § 6.04.0415(F)—obtain the guideline document from the department for exact criteria.

Will state ADU rules change how Fillmore treats ADUs on historic properties?

State ADU law has special provisions related to historic resources (state guidance allows objective standards to prevent adverse impacts on properties on the California Register). Fillmore’s local ADU rules should be consulted for how the city applies those state provisions locally—see Fillmore ADUs and state ADU guidance. Not all ADU/historic specifics are spelled out in the municipal zoning chapter.

Do I need special flood documentation if my historic house is in a floodplain?

Possibly. The flood chapter allows variance relief for National/State-listed historic resources but imposes notice/recordation and insurance consequences when variances are granted; see § 6.16.230 and coordinate with the floodplain administrator early.

Who decides design-review outcomes?

Design review recommendations are prepared by department staff and the review authority (director, Planning Commission, or City Council depending on the project) makes the decision under § 6.04.6620 and the development-permit rules § 6.04.66; appeals follow the code’s hearings and appeals process.

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