THE DISTRICT & ITS HOUSES

Know the architectural details.

Name what you see—from cornices to stoops—so you can ask specific questions about a house’s condition and repair.

3 minute read

Why does material vocabulary matter when buying a historic house?

A façade can combine stone, brick, wood, metal and other materials. Naming the component helps you ask the right inspection and repair question. A style label describes architectural character; it does not establish condition, construction throughout the house or legal use.

Building shape.

The mansard roofSlate lower slope · Paired dormersIllustration of recorded features; not a measured elevation.
  • Cornice

    What to look for
    A projecting element at the top of a wall; brackets may support or visually articulate it.
    A district connection
    The Italianate rows and the Neo-Grec bracket details at 21-22–21-32.
  • Mansard

    What to look for
    A roof with a steep lower slope that can contain an upper story.
    A district connection
    The Second Empire pair at 21-53–21-55.
  • Dormer

    What to look for
    A window structure projecting from a sloping roof.
    A district connection
    The dormers recorded in the mansard pair.
  • Gable

    What to look for
    The triangular upper wall associated with a pitched roof.
    A district connection
    The wood-house group at 21-36–21-40.
  • Bay / bow front

    What to look for
    A projection from the main façade: angular bays and curved or shallow bow forms create different shapes.
    A district connection
    Compare 21-42–21-46 with the 23rd Street row.

Sources: LPC · 1968 designation report, LP-0450 ↗

Entrances and windows.

Stone and balustradeComposition-stone railing · Stone stoopIllustration of recorded features; not a measured elevation.
  • Stoop

    Plain-language meaning
    The exterior steps and landing leading to a raised entrance.
    A useful buyer question
    What is its repair history and what do the approved records show?
  • Balustrade

    Plain-language meaning
    A railing assembly with repeated upright supports beneath a rail.
    A useful buyer question
    Which material is present, and how are the components connected?
  • Areaway

    Plain-language meaning
    The exterior area between the building’s lower level and the sidewalk or retaining boundary.
    A useful buyer question
    How does it drain and how is access maintained?
  • Lintel

    Plain-language meaning
    The element spanning the top of an opening.
    A useful buyer question
    Is there evidence of cracking, movement or corrosion that needs investigation?
  • Sill

    Plain-language meaning
    The lower horizontal element at a window opening.
    A useful buyer question
    Does water shed away from the wall, and what repairs are present?
  • Sash / frame

    Plain-language meaning
    The window’s glazing-holding assembly and the surrounding fixed framework.
    A useful buyer question
    Which parts need repair, and is whole-window replacement actually necessary?

Sources: LPC · 1968 designation report, LP-0450 ↗ · LPC Permit Guidebook · Windows and Doors ↗

Materials and repair.

Timber over a brick baseClapboard · Brick basementIllustration of recorded features; not a measured elevation.
  • Westchester stone

    What it describes
    The designation report’s term for the paired stone-row fronts.
    Why the distinction matters
    Do not silently substitute a different geological or quarry identification.
  • Composition stone

    What it describes
    A manufactured stone material recorded for the stone-row balustrades and yard railings.
    Why the distinction matters
    The façade and railing can require different repair approaches.
  • Terra-cotta

    What it describes
    Fired-clay architectural material used in ornament and inserts.
    Why the distinction matters
    The 23rd Street details deserve material-specific assessment.
  • Repointing

    What it describes
    Replacing deteriorated mortar in masonry joints.
    Why the distinction matters
    Mortar compatibility, joint profile and the source of deterioration matter.
  • Flashing

    What it describes
    Material detailing that directs water away from vulnerable roof and wall junctions.
    Why the distinction matters
    A leak may arise at a junction rather than across an entire roof surface.
  • Clapboard

    What it describes
    Overlapping horizontal wood siding.
    Why the distinction matters
    LPC’s description of 21-34 emphasizes timber and clapboard details.

Sources: LPC · 1968 designation report, LP-0450 ↗ · LPC Permit Guidebook · Restoration ↗ · NPS Preservation Brief 2 · Repointing ↗

Related guides

Sources

  1. LPC · 1968 designation report, LP-0450 ↗Pages 1–3: boundary, hearing and history; pages 3–6: the historical building inventory.
  2. LPC Permit Guidebook · Windows and Doors ↗Window components, assessment and repair/replacement guidance.
  3. LPC Permit Guidebook · Restoration ↗Historic materials, masonry and architectural features.
  4. NPS Preservation Brief 2 · Repointing ↗Masonry-joint terminology and compatible repointing.

WORK WITH LAUREN BENNETT

Which details matter most in your next home?

Share the house and the details that interest you. Discuss how they fit your plans.