CB6 & Beyond
Manhattan Community District 9 encompasses Hamilton Heights, Manhattanville, Morningside Heights, and Columbia University. Covering 1.5 square miles and home to more than 110,000 residents, it covers upper Manhattan between the Hudson River and Harlem.
The district sits between the Hudson River, Harlem, and the institutions of upper Manhattan. It has apartment buildings, public housing, campuses, churches, commercial corridors, and waterfront infrastructure.
MNCB9 — Mamdani won this CB district 73.1% to 24.5% for Cuomo and 2.4% for Sliwa, and carried 49 of 50 election districts here.
Morningside Heights and Hamilton Heights · Source: NYC DOHMH 2026 Community Health Profiles
| Indicator | Value | Boro Rank | NYC Rank | Rank |
|---|---|---|---|---|
| Total Population | 108,507 | #9 of 12 | #48 of 59 | ↑ #9 |
| Age 0–17 | 15.2% | #4 of 12 | #49 of 59 | ↑ #4 |
| Age 18–24 | 15.8% | #1 of 12 | #1 of 59 | ↑ #1 |
| Age 25–44 | 33.7% | #8 of 12 | #16 of 59 | ↑ #8 |
| Age 45–64 | 20.9% | #10 of 12 | #51 of 59 | ↑ #10 |
| Age 65+ | 14.4% | #10 of 12 | #46 of 59 | ↑ #10 |
| Asian | 7.8% | #9 of 12 | #35 of 59 | ↑ #9 |
| Black | 25.9% | #3 of 12 | #19 of 59 | ↑ #3 |
| Latino | 41.7% | #3 of 12 | #16 of 59 | ↑ #3 |
| White | 21.6% | #9 of 12 | #35 of 59 | ↑ #9 |
| Other race/ethnicity | 3.1% | #4 of 12 | #11 of 59 | ↑ #4 |
| Limited English Proficiency | 19.3% | #3 of 12 | #31 of 59 | ↑ #3 |
| Born Outside the US | 33.8% | #2 of 12 | #29 of 59 | ↑ #2 |
| Elementary School Absenteeism | 44.9% | #9 of 12 | #52 of 59 | ↓ #9 |
| On-Time High School Graduation | 81.8% | #10 of 12 | #44 of 59 | ↑ #10 |
| Did Not Complete High School | 17.9% | #9 of 12 | #34 of 59 | ↓ #9 |
| High School Grad / Some College | 30.0% | #4 of 12 | #46 of 59 | ↑ #4 |
| College Degree or Higher | 52.0% | #8 of 12 | #17 of 59 | ↑ #8 |
| Poverty | 20.3% | #10 of 12 | #41 of 59 | ↓ #10 |
| Unemployment | 10.3% | #9 of 12 | #47 of 59 | ↓ #9 |
| Rent Burden | 48.0% | #9 of 12 | #21 of 59 | ↓ #9 |
| Avertable Deaths | 32.5 | #6 of 12 | #24 of 59 | ↓ #6 |
| Helpful Neighbors | 53.6% | #9 of 12 | #37 of 59 | ↑ #9 |
| Non-Fatal Assault Hospitalizations | 46.3 | #8 of 12 | #32 of 59 | ↓ #8 |
| Jail Incarceration | 219.9 | #10 of 12 | #39 of 59 | ↓ #10 |
| Air Conditioning | 87.8% | #10 of 12 | #43 of 59 | ↑ #10 |
| Air Pollution | 6.9 | #4 of 12 | #32 of 59 | ↓ #4 |
| Renter Homes with Health-Related Housing Problems | 69.0% | #10 of 12 | #40 of 59 | ↓ #10 |
| Homes Reporting Cockroaches | 37.0% | #9 of 12 | #37 of 59 | ↓ #9 |
| Ratio of Bodegas to Supermarkets | 5.2 | #4 of 12 | #9 of 59 | ↓ #4 |
| Farmers Markets | 5 | #3 of 12 | #5 of 59 | ↑ #3 |
| Bicycle Network Coverage | 33.8% | #10 of 12 | #15 of 59 | ↑ #10 |
| Pedestrian Injury Hospitalizations | 13.7 | #6 of 12 | #24 of 59 | ↓ #6 |
| Late or No Prenatal Care | 12.0% | #11 of 12 | #47 of 59 | ↓ #11 |
| Preterm Births | 10.4% | #8 of 12 | #35 of 59 | ↓ #8 |
| Teen Births | 7.3% | #7 of 12 | #26 of 59 | ↓ #7 |
| Childhood Obesity | 26.7% | #12 of 12 | #45 of 59 | ↓ #12 |
| Child Asthma Emergency Department Visits | 187.5 | #10 of 12 | #42 of 59 | ↓ #10 |
| Self-Reported Good Health | 79.6% | #10 of 12 | #44 of 59 | ↑ #10 |
| Physical Activity | 76.8% | #9 of 12 | #15 of 59 | ↑ #9 |
| Sugary Drink Consumption | 16.1% | #11 of 12 | #31 of 59 | ↓ #11 |
| Fruit and Vegetable Consumption | 89.8% | #9 of 12 | #23 of 59 | ↑ #9 |
| Current Smokers | 7.9% | #8 of 12 | #28 of 59 | ↓ #8 |
| Uninsured | 12.8% | #11 of 12 | #42 of 59 | ↓ #11 |
| Unmet Medical Care | 21.6% | #12 of 12 | #57 of 59 | ↓ #12 |
| Avoidable Hospitalizations Among Adults | 1145.7 | #10 of 12 | #40 of 59 | ↓ #10 |
| Fall-Related Hospitalizations Among Older Adults | 1401.1 | #5 of 12 | #32 of 59 | ↓ #5 |
| Flu Vaccination | 49.7% | #12 of 12 | #28 of 59 | ↑ #12 |
| HPV Vaccination | 45.5% | #6 of 12 | #27 of 59 | ↑ #6 |
| Obesity | 27.5% | #9 of 12 | #30 of 59 | ↓ #9 |
| Diabetes | 15.0% | #10 of 12 | #40 of 59 | ↓ #10 |
| Hypertension | 34.5% | #12 of 12 | #42 of 59 | ↓ #12 |
| New HIV Diagnoses | 26.0 | #11 of 12 | #46 of 59 | ↓ #11 |
| New Hepatitis C Reports | 42.3 | #10 of 12 | #48 of 59 | ↓ #10 |
| Binge Drinking | 30.7% | #7 of 12 | #50 of 59 | ↓ #7 |
| Psychiatric Hospitalizations | 446.0 | #10 of 12 | #30 of 59 | ↓ #10 |
| Infant Mortality | 3.7 | #9 of 12 | #28 of 59 | ↓ #9 |
| Premature Mortality Number | 938 | #7 of 12 | #16 of 59 | ↓ #7 |
| Premature Mortality Rate | 204.1 | #10 of 12 | #34 of 59 | ↓ #10 |
| Life Expectancy | 82.4 years | #10 of 12 | #28 of 59 | ↑ #10 |