Brookside is a community in New Castle County, Delaware, home to about 15,115 people across 3.9 square miles. Its ZIP code is 19713.
Homes sold for a median of $215 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Brookside. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Brookside’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Philadelphia International Airport (PHL)29 miles away |
|---|---|
| Closer regional airport | Wilmington Airport (ILG)6 miles away |
| Nearest city of 250,000+ | Philadelphia, PA39 miles away |
Straight-line distances from the center of Brookside; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Brookside had 14,974 residents in the 2020 census, up 1% since 2000.
It’s the 7th largest of 79 towns in Delaware by population.
New Castle County grew from 109,697 residents in 1900 to 570,719 in 2020.
New Castle County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 25°F. About 47 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Newark Ag Farm, DE weather station (2 miles away).
306,745 jobs at 17,855 businesses in New Castle County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1,324 doctors and other health care providers list an office in Brookside.
Nearest hospitals
Providers with an office here
| Primary care doctors | 131 |
|---|---|
| Specialist doctors | 435 |
| Dentists | 28 |
| Nurse practitioners and physician assistants | 404 |
| Mental health providers | 156 |
| Physical and occupational therapists | 149 |
| Optometrists | 4 |
| Chiropractors | 17 |
| Pharmacies | 9 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (5 nearby)
Grocery stores (3 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Christina School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Brennen School (The)Newark | Pre-K–12 | 419 | Special Education | 0.4 mi |
| Christina Early Education CenterNewark | Pre-K | 362 | Special Education | 0.4 mi |
| Delaware School for the DeafNewark | Pre-K–12 | 108 | Special Education | 0.6 mi |
| Brookside Elementary SchoolNewark | K–5 | 260 | Public | 0.6 mi |
| Gallaher (Robert S.) Elementary SchoolNewark | K–5 | 469 | Public | 2.1 mi |
| McVey (Joseph M.) Elementary SchoolNewark | K–5 | 319 | Public | 2.0 mi |
| Smith (Jennie E.) Elementary SchoolNewark | K–5 | 413 | Public | 0.4 mi |
| Christiana High SchoolNewark | 6–12 | 1,425 | Public | 1.1 mi |
| Gauger-Cobbs Middle SchoolNewark | 6–8 | 681 | Public | 0.8 mi |
| Kirk (George V.) Middle SchoolNewark | 6–8 | 612 | Public | 0.3 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Islamic Academy of DelawareNewark | Pre-K–8 | 124 | Islamic | 1.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Newark.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.