Winnebago County

OKLocate's data coverage for Winnebago County includes address level insights, mapping layers, property profiles and census demographics.

LiDAR measurements, aerial imagery, typeahead, geocoding and census demographics behind one API key, on one flat monthly rate, and every result is yours to store with no time limit. No other location API puts that combination under permissive licensing.

Address level data

  • Forward geocoding · Address to rooftop coordinate
  • Reverse geocoding · Coordinate to nearest address
  • Typeahead · About 100 ms
  • County FIPS on every result
  • Census tract on every result (Q4 2026)
  • Place on every result (Q4 2026)
  • School district on every result (Q4 2026)
  • Legislative districts on every result (Q4 2026)

Mapping

  • Base map · Vector tiles, your own styling
  • Aerial imagery · To zoom 18, 30 cm
  • High-resolution aerial, zoom 16 to 18 · 30 cm
  • Flood zone boundaries · FEMA NFHL
  • School district boundaries
  • Place boundaries
  • ZIP code boundaries
  • Census tract boundaries
  • Legislative boundaries (Q4 2026)

Property measurements

  • Measured property profiles · 78 fields per home
  • Roof, solar and pool measurements · Derived from LiDAR
  • Viewable LiDAR point cloud per home
  • Search the county on any measured field

Demographics

  • Population and households
  • Housing units, owner and renter
  • Median home value and rent
  • Median household income
  • Year built and unit types
  • FEMA flood share and zone breakdown

Winnebago County by the numbers

Homes measured
84,243
Housing units
125,002
Population
283,292
Owner occupied
76,408
Median home value
$158,193
Median household income
$70,173
Median year built
1971
Census tracts
80
Land area
513 sq mi

Flood zones

14% of Winnebago County's land lies inside a FEMA Special Flood Hazard Area. That is higher than 84% of US counties. The largest zones are X at 86% and AE at 12%. This is a map overlay for analysis, not a flood determination.

Zone X
85.97%
Zone AE
11.51%
Zone A
2.52%