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ZIP Code 03033 - Brookline New Hampshire

Overview

ZIP Code 03033 is located in Brookline New Hampshire. Portions of 03033 are also in Milford (town) and Mason. 03033 is entirely within Hillsborough County. Regionally, 03033 is located in the Southern New Hampshire Region.

ZIP Code 03033 Quick Stats

ZIP Code NameBrookline
Primary CountyHillsborough County
ZIP Code TypeStandard
Population (2022)5,659
Area Code(s)603
Current Time
EDT

ZIP Code 03033 Map

Map of ZIP Code 03033 in Brookline, NH — click to open interactive map

03033 Demographics

03033 can be classified socioeconomically as Upper Middle Class class compared to other ZIP Codes in New Hampshire based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 03033 is White. The majority race/ethnicity attending public schools in 03033 is White. The current unemployment level in 03033 is 3%.

Population5,659
Population Growth Rate7.73%
Population Density279 People per Square Mile
Total Households1,643
Percentage High Income Households10.3%
Median Household Income (2021)$150,893
Average Adjusted Gross Income (2021)$460,880
Current Unemployment Rate (May 2026)3%
Majority Race/EthnicityWhite - 97.11%
Public School Majority Race/EthnicityWhite - 88.19%

03033 Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White5,41497.11%
Black330.59%
Hispanic1061.9%
Asian220.39%
Native American00%
Hawaiian/Pac. Islander00%

03033 Public School Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White49391.81%
Black40.74%
Hispanic193.54%
Asian213.91%
Native American00%
Hawaiian/Pac. Islander00%

03033 Educational Attainment Levels

Highest Education LevelTotalPercentage
Less Than 1 Year of College1725.61%
Bachelor Degree88628.88%
High School Diploma70222.88%
No High School Diploma70.23%
GED or Alternate933.03%
1 or More Years of College41013.36%
Associates Degree3039.88%
Masters Degree36611.93%
Professional Degree732.38%
Doctorate Degree561.83%

03033 Geography

Coordinates42.74659729, -71.67124176
Adjacent ZIP Codes
Cities/Towns in 03033
RegionSouthern New Hampshire Region
Metropolitan/Micropolitan Stat AreaManchester-Nashua, NH
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area20 Square Miles

03033 Weather and Climate Data

Plant Hardiness ZoneZone 5b: -15F to -10F
Average First Frost DateSeptember 21 - 31
Average Last Frost DateMay 11 - 20
Koppen-Geiger Climate ZoneDfb - Humid Continental Mild Summer, Wet All Year
Ecoregion59h - Gulf of Maine Coastal Plain
03033 Annual Climate Data
JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)12152434445359574837291936
Avg Max Temp (°F)33364557697883817261493758
Avg Precip (In.)3.923.144.013.993.723.783.673.763.694.164.263.8345.92

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