Preservation, Inc.
East End Survey · 2026
820 E Bannock St
Map 2 of 15 · Working record

820 E Bannock St

Ready for ICRIS entry6 photographs
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01 · Resource Details

Resource Names
820 E Bannock St
Smithsonian No.
Not established
IHSI No.
Not established
Property Type
Building
Agency Id
Not established
Field Id
Not established
Temporal Designation
Not established
Ownership
Not established
Restricted
Not established
Overall Eligibility
Not established
District Eligibility Contribution
Contributing

Description

Siting and Setting Description: The property lies within a residential block in Boise's East End, following the neighborhood's angled street grid. It fronts E Bannock St and occupies an approximately level lot with concrete sidewalks, a planted setback, mature trees, and alley service access. The documented neighborhood development era and construction date are not established in the supplied record. Main Building Description: The photographed resource is a one-and-one-half-story building on a mid-block lot. Its principal façade faces south, fronting E Bannock St. The one-and-one-half-story cottage has a steep front-gabled roof and a full-width recessed porch. Square posts support the porch roof, and open railings and a lattice apron enclose the deck. Narrow horizontal lap siding covers the walls; a patterned shingle or textured treatment appears in the upper front gable. Tall paired sash occupy the gable, while single rectangular windows flank the centered entrance below. Rear views show a low gabled building behind fencing, but its openings and function are not clear. Character-Defining Features: – Steep front-gabled one-and-one-half-story form. – Full-width recessed porch with square posts. – Paired upper-gable windows. – Horizontal wall cladding and textured gable treatment. – Probable detached rear outbuilding. Summary of Known or Observed Alterations: – Unknown date: Porch railings, steps, and some window assemblies may be later replacements. – Unknown date: The rear building's function and date are unknown. Accessory Building Description: – (1) main house; preliminary recommendation: contributing – (1) probable detached rear outbuilding; contribution pending chronology and parcel confirmation

History

02 · NRHP Evaluation

Individual Eligibility
Not established
Multiple Property Listing
Not established
A: Event
Not established
B: Person
Not established
C: Design and Construction
Not established
D: Informational Potential
Not established
Area of Significance
Not established
Sub-area of Significance
Not established

Justification of Significance and Integrity

Statement of Significance: The construction date is unknown. The steep gable, full-width porch, square supports, upper paired windows, and layered wall treatment preserve a strong Craftsman-era cottage character. These features support a preliminary Criterion C district contribution. Apparent replacements remain subordinate to the principal form. Contributing Determination: This is a preliminary contributing recommendation. The recommendation applies only to the main building unless an accessory resource is expressly evaluated. Confirm the construction date, applicable district boundary, and period of significance before finalizing the ICRIS field. Evaluation of Integrity under Criterion C: – Location: The resource remains on the mapped parcel and maintains its relationship to the street and alley. Historic location has not been independently documented. – Design: The visible massing, roof form, openings, and entrance treatment continue to convey the identified Craftsman cottage. Any unresolved feature is named above. – Setting: The sidewalk, planted setback, mature canopy, nearby dwellings, and alley service pattern preserve a coherent residential setting. Recent work on adjoining parcels is noted where visible. – Materials: The photographs support the present material identifications of narrow horizontal lap siding; substrate not evident and asphalt shingles. They do not establish which components are original. – Workmanship: Visible trim, porch elements, roof-edge details, and wall treatments retain evidence of the building's exterior design; concealed or replaced work is not assumed. – Feeling: The building's scale, setback, roof form, and street presence continue to express an older residential character except where the record remains pending. – Association: Under the proposed Criterion C basis, the relevant association is with the Craftsman cottage type expressed by the surviving form and detail. No architect, builder, event, or person association is established.

03 · Property, Construction & Use

Address
820 E Bannock St
City
Boise
Vicinity
Not established
Subdivision Name
East Side Addition
Primary Construction Type
Not established
Primary Activity Date
Not established
Primary Circa
Not established
Secondary Construction Type
Not established
Secondary Activity Date
Not established
Secondary Circa
Not established
Feature Count
2
Original Function or Use
Not established
Original Sub-Use
Not established
Current Function or Use
Domestic
Current Sub-Use
Single dwelling
Resource center coordinates
Not established
Mapped resource shape
Not established
District record / boundary
Not established

Feature Description

– (1) main house; preliminary recommendation: contributing – (1) probable detached rear outbuilding; contribution pending chronology and parcel confirmation

04 · Materials & Architecture

Foundation Material
concrete or masonry; partly concealed
Wall Material
narrow horizontal lap siding; substrate not evident
Secondary Wall Material
wood lattice at porch
Window Material
not evident
Roof Material
asphalt shingles
Other Material
wood porch posts and railing; brick chimney
Architect / Builder
Not established
Architectural Style
Craftsman cottage
Plan
rectangular

05 · Photos · 6