[
  {
    "_type": "District",
    "uri": "http://watchdog.net/us/md-04#it",
    "almanac": "http://nationaljournal.com/pubs/almanac/2008/people/md/rep_md04.htm",
    "area_sqmi": 318,
    "center_lat": 38.8978,
    "center_lng": -76.834,
    "cook_index": "D+30",
    "district": 4,
    "earmark_per_capita": 414.05,
    "est_population": 689535,
    "est_population_year": 2005,
    "median_income": 57727,
    "name": "MD-04",
    "poverty_pct": 7.3,
    "state": "http://watchdog.net/us/md#it",
    "voting": true,
    "wikipedia": "http://en.wikipedia.org/wiki/Maryland's_4th_congressional_district",
    "zoom_level": 9
  }
]