Estimate the number and types of structures per parcel

Usage

estimate_units_per_parcel(structures, parcels, zoning, acs = NULL)

Arguments

structures: A dataset returned by get_structure().
parcels: A spatial (polygon) dataset.
zoning: A spatial (polygon) zoning dataset.
acs: Optionally, a non-spatial dataset, at the tract level, returned from urbnindicators::compile_acs_data().

Value

An sf object (point geometry, representing parcel centroids) containing the input parcel data augmented with estimated residential unit information. The returned object includes:

parcel_id: Character or numeric. The unique parcel identifier from the input data.
tract_geoid: Character. The 11-digit Census tract GEOID containing the parcel centroid.
jurisdiction: Character. The jurisdiction name associated with the parcel.
municipality_name: Character. The municipality name associated with the parcel.
residential_unit_count: Numeric. The estimated number of residential units on the parcel, benchmarked against ACS estimates at the tract level.
residential_unit_categories: Factor (ordered). Categorical classification of unit counts: "0", "1", "2", "3-4", "5-9", "10-19", "20-49", "50+".
median_value_improvement_sf: Numeric. Tract-level median improvement value for single-family parcels.
median_value_improvement_mh: Numeric. Tract-level median improvement value for manufactured home parcels.
acs_units_N: Numeric columns (acs_units_1, acs_units_2, etc.). ACS-reported housing unit counts by units-in-structure category for the tract.
zone: Character. Zoning designation from the zoning dataset.
zoned_housing_type: Character. Housing type allowed by zoning.
far: Numeric. Floor area ratio.
setback_front: Numeric. Front setback requirement in feet.
setback_rear: Numeric. Rear setback requirement in feet.
setback_side: Numeric. Side setback requirement in feet.
height_maximum: Numeric. Maximum building height allowed.