births (compared to 87 per 1,000 citywide), and 9.3 births to teenage mothers per 1,000 live births (compared to 19.3 per 1,000 citywide). Bushwick has a high population of residents who are uninsured, or who receive healthcare through Medicaid. In 2018, this population of uninsured residents was estimated to be 18%, which is higher than the citywide rate of 12%. The concentration of fine particulate matter, the deadliest type of air pollutant, in Bushwick is , higher than the citywide and boroughwide averages. Seventeen percent of Bushwick residents are smokers, which is higher than the city average of 14% of residents being smokers. In Bushwick, 26% of residents are obese, 13% are diabetic, and 26% have high blood pressure—compared to the citywide averages of 24%, 11%, and 28% respectively. In addition, 28% of children are obese, compared to the citywide average of 20%. Eighty-two percent of residents eat some fruits and vegetables every day, which is slightly lower than the city's average of 87%. In 2018, 71% of residents described their health as "good," "very good," or "excellent," less than the city's average of 78%. For every supermarket in Bushwick, there are 31 bodegas. The primary hospital in the neighborhood is Wyckoff Heights Medical Center. The Woodhull Medical Center is located in Bedford–Stuyvesant, but also serves Bushwick. Post offices and ZIP Codes Bushwick is covered by ZIP Codes 11237 northeast of Wilson Avenue, 11221 southwest of Wilson Avenue, and 11207 southeast of Halsey Street. The United States Postal Service operates three post offices in Bushwick: the Wyckoff Heights Station at 86 Wyckoff Avenue, the Bushwick Station at 1369 Broadway, and the Halsey Station at 805 MacDonough Street. Border with Ridgewood Bushwick's land area lies within Kings County (Brooklyn), but shares a political boundary with Queens to the northeast. Previously, the boundary had caused confusion and debate about whether the Queens neighborhood of Ridgewood was also located partly in Brooklyn. The political dispute dates to the 17th century, when Newtown, Queens (now Elmhurst) was under English rule and Boswijck was under Dutch rule. Disputes over the boundary between the two settlements continued until 1769, when a boundary line was drawn through what later became known as the Arbitration Rock. The street grid plan in Ridgewood and Bushwick was laid out in the late 19th century. Because the Arbitration Rock lay along a diagonal with this grid plan, numerous houses were built