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republic-os/data/jurisdictions/us/states/ny/counties/delaware/index.md
T
Fabio 1beeaab2db Graph: national county↔district↔legislator authority layer
The first edges in the repo. Every US county now links to the districts it
sits in, weighted by area overlap, and every legislator links to the district
they represent — county → district → representative, traversable.

Data (PostGIS, no Atlas dependency — computed directly from geometry):
- data/county_district_edges.jsonl — 16,328 weighted edges. area_weight =
  ST_Area(ST_Intersection(county, district))/ST_Area(county) over ST_MakeValid
  Census TIGER 2024 geometries, overlaps <0.5% dropped. Uses area-intersection,
  NOT centroid-in-polygon, so urban districts that carve through counties
  (e.g. GA CD-5 / Atlanta across Clayton+DeKalb+Fulton) are captured, not
  silently dropped. Per-county weights sum to ~1.0 per district type.

build.py:
- ~6,896 new district nodes: 435 CD (ACS demographics where available; sparse
  for the 8 states missing from acs_cd) + 4,927 state-house + 1,897 state-senate
  (geometry-only). GEOID/number-keyed, stable.
- county index.md gains a `districts:` block (frontmatter) + a ## Districts
  section (body links, so link-integrity checks them).
- legislators + US House members gain `represents:` pointing at their district
  node; edge stored once on the person, inverse left to the view.
- schemas/jurisdiction: classification enum + chamber/districts fields.

Honest gaps (logged, not hidden): ID + NH have no state-house geometry, so
their house districts get nodes (represents resolves) but no county edges;
CD nodes for acs_cd-missing states are demographically sparse.

Deterministic (byte-identical rebuild); validate.py passes 26,617 records,
link-integrity clean (every district/represents link resolves).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-04 22:28:08 -04:00

2.2 KiB
Raw Blame History

type, title, classification, fips, state, demographics, districts, sources, confidence, tags, timestamp
type title classification fips state demographics districts sources confidence tags timestamp
Jurisdiction Delaware County, NY county 36025 NY
population population_under_18 population_18_64 population_65_plus median_household_income poverty_rate homeownership_rate unemployment_rate median_home_value gini_index vacancy_rate race_white race_black race_asian race_native hispanic bachelors_plus
44487 7074 25666 11747 63337 14.41 77.25 6.45 183100 0.4585 36.11 39970 481 405 308 2179 13217
to rel area_weight
us/states/ny/districts/19 in-district 0.9999
to rel area_weight
us/states/ny/districts/senate/51 in-district 1.0
to rel area_weight
us/states/ny/districts/house/102 in-district 0.4777
to rel area_weight
us/states/ny/districts/house/101 in-district 0.3492
to rel area_weight
us/states/ny/districts/house/121 in-district 0.1731
field source
demographics Census ACS 2023
field source
districts PostGIS area-intersection over Census TIGER 2024 boundaries
official
jurisdiction
county
ny
2026-07-03

Delaware County, NY

County jurisdiction.

Demographics (ACS 2023)

Measure Value
Population 44487
Under 18 7074
1864 25666
65+ 11747
Median household income 63337
Poverty rate 14.41
Homeownership rate 77.25
Unemployment rate 6.45
Median home value 183100
Gini index 0.4585
Vacancy rate 36.11
White 39970
Black 481
Asian 405
Native 308
Hispanic/Latino 2179
Bachelor's or higher 13217

Districts

Source

  • demographics: Census ACS 2023
  • districts: PostGIS area-intersection over Census TIGER 2024 boundaries