County Data Lookup API - Dart/Flutter Client

County Data Lookup is a county lookup API that retrieves income, poverty rate, and life expectancy for any US county by state and county name. Paid plans add age demographics, educational attainment, health indicators, ZIP codes, and cost of living.

This is the Dart/Flutter client for the County Data Lookup API.

Installation

Add this to your pubspec.yaml:

dependencies:
  apiverve_countydata: ^1.2.3

Then run:

dart pub get
# or for Flutter
flutter pub get

Usage

import 'package:apiverve_countydata/apiverve_countydata.dart';

void main() async {
  final client = CountydataClient('YOUR_API_KEY');

  try {
    final response = await client.execute({
      'state': 'MO',
      'county': 'Jackson'
    });

    print('Status: ${response.status}');
    print('Data: ${response.data}');
  } catch (e) {
    print('Error: $e');
  }
}

Response

{
  "status": "ok",
  "error": null,
  "data": {
    "name": "jackson county",
    "state": "MO",
    "age": {
      "0-4": 0.0644100874666257,
      "5-9": 0.06532756955438819,
      "10-14": 0.06595060390235714,
      "15-19": 0.05967616438434107,
      "20-24": 0.059725950234064615,
      "25-29": 0.08192474939936928,
      "30-34": 0.07523353119652466,
      "35-39": 0.06868029092005673,
      "40-44": 0.05831060964906666,
      "45-49": 0.058805623240603636,
      "50-54": 0.05858087569042305,
      "55-59": 0.0674783182624454,
      "60-64": 0.06208437705811146,
      "65-69": 0.05099777955110233,
      "70-74": 0.03891546504962227,
      "75-79": 0.026437708656052324,
      "80-84": 0.01748905778145719,
      "85+": 0.01997123800338828
    },
    "male": 339932,
    "female": 363079,
    "health": {
      "poorhealth": 20.588989742,
      "physicallyunhealthydays": 4.247736361,
      "mentallyunhealthydays": 4.8111015035,
      "lowbirthweightpercent": 9.1518749808,
      "smokerspercent": 20.957241772,
      "obesitypercent": 31.5,
      "foodenvindex": 7.5,
      "physicallyinactivepercent": 23.2,
      "excessivedrinkingpercent": 18.940103365,
      "alcoholimpaireddrivingdeaths": 152,
      "teenbirthrate": 31.109351559,
      "uninsured": 12.486314662,
      "withannualmammogram": 45,
      "vaccinated": 51,
      "childreninpoverty": 19.6,
      "80thpercentileincome": 108296,
      "20thpercentileincome": 23275,
      "childreninsingleparenthouseholds": 33.224850811,
      "violentcrimerate": 941.43198334,
      "averagedailypm25": 9.1,
      "severehousingproblems": 15.347550638,
      "drivealonetowork": 83.470246386,
      "longcommutedrivesalone": 33.7
    },
    "longitude": -94.34749665503394,
    "latitude": 39.016701918102484,
    "education": {
      "lessthanhighschool": 9.4,
      "highschool": 28.3,
      "somecollege": 30.7,
      "bachelors": 31.6
    },
    "zipcodes": [
      "64137",
      "64111",
      "64053",
      "64055",
      "64064",
      "64029",
      "64106",
      "64108",
      "64034",
      "64118",
      "64136",
      "64139",
      "64125",
      "64030",
      "64014",
      "64066",
      "64080",
      "64123",
      "64131",
      "64145",
      "64128",
      "64121",
      "64170",
      "64050",
      "64057",
      "64133",
      "64109",
      "64130",
      "64134",
      "64129",
      "64158",
      "64163",
      "64070",
      "64102",
      "64105",
      "64086",
      "64101",
      "64124",
      "64157",
      "64088",
      "64061",
      "64051",
      "64002",
      "64081",
      "64013",
      "64016",
      "64112",
      "64114",
      "64110",
      "64152",
      "64127",
      "64147",
      "64120",
      "64146",
      "64199",
      "64058",
      "64054",
      "64074",
      "64119",
      "64138",
      "64149",
      "64156",
      "64132",
      "64171",
      "64148",
      "64141",
      "64999",
      "64052",
      "64015",
      "64063",
      "64075",
      "64056",
      "64082",
      "64113",
      "64155",
      "64126",
      "64197",
      "64065",
      "64198"
    ],
    "lifeexpectancy": 77.19,
    "avgincome": 47054,
    "povertyrate": 13.7,
    "costofliving": {
      "livingwage": 14.55,
      "foodcosts": 3246,
      "medicalcosts": 2681,
      "housingcosts": 8136,
      "taxcosts": 6263
    },
    "landareakm2": 1565.601892,
    "areakm2": 1596.319707
  }
}

API Reference

• API Home: County Data Lookup API
• Documentation: docs.apiverve.com/ref/countydata

Authentication

All requests require an API key. Get yours at apiverve.com.

License

MIT License - see LICENSE for details.

Built with Dart for APIVerve