U.S. ZIP Code tools

02451 · Population & demographics · Waltham MA

ZIP Code
02451

Waltham, MA

City / locality
Waltham
State
Massachusetts
ZIP Code type
Type not provided
Latitude
42.3986
Longitude
-71.2451
Coordinate source
GeoNames Postal
Source
GeoNames Postal
Source year
Inherited source snapshot

Some U.S. place names and coordinates come from GeoNames as geographic references. They are not confirmation of the USPS preferred mailing city.

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

Population & demographics

acs/acs5 · 2024

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Estimated population

17,393People · Margin of error ±1,277

Median age

40.3Years · Margin of error ±2.5

Median household income

122,335USD · Margin of error ±10,961

Median home value

753,000USD · Margin of error ±38,509

Total households

7,481Households · Margin of error ±468

Housing units

7,748Count · Margin of error ±477

Owner-occupied housing units

4,439Count · Margin of error ±450

Renter-occupied housing units

3,042Count · Margin of error ±386

Median monthly gross rent

2,677USD · Margin of error ±219

Household income distribution

USD · Households

$0–$9,99969±54
$10,000–$14,999208±131
$15,000–$19,999377±268
$20,000–$24,999243±119
$25,000–$29,999101±78
$30,000–$34,999162±106
$35,000–$39,999190±170
$40,000–$44,999199±114
$45,000–$49,999211±148
$50,000–$59,999296±124
$60,000–$74,999274±93
$75,000–$99,999582±175
$100,000–$124,999910±258
$125,000–$149,999530±172
$150,000–$199,999995±237
≥ $200,0002,134±352

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Source

GeoNames Postal

Source year: Source vintage not supplied

GeoNames Postal

U.S. Census Bureau Gazetteer

Source year: 2026 Gazetteer

U.S. Census Bureau Gazetteer

U.S. Census Bureau ZCTA cartographic boundaries

Source year: 2020 Census ZCTA cartographic

U.S. Census Bureau ZCTA cartographic boundaries

U.S. Census Bureau ACS 5-year

Source year: 2024 ACS 5-year

U.S. Census Bureau ACS 5-year