| ZIP Code | 02420 |
|---|---|
| City | Lexington |
| State | Massachusetts (MA) |
| County | Middlesex County |
| Area Code | 339/781 |
| Elevation | 185 ft |
| Latitude | 42.459061 |
|---|---|
| Longitude | -71.217728 |
| Timezone | New York (DST) |
| FIPS | 25017 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 45.1 yrs |
|---|---|
| Avg Household Size | 2.90 |
| Below Poverty | 2.4% ▼ 76% below avg |
| College Grads | 87.8% ▲ 127% above avg |
| Unemployment | 3.8% ▼ 23% below avg |
| No HS Diploma | 8 (0.1%) |
| HS Graduate | 423 (4.6%) |
| Some College | 207 (2.2%) |
| Associates | 483 (5.2%) |
| Bachelors | 343 (3.7%) |
| Graduate Degree | 7,743 (84.1%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $233,068 ▲ 205% above avg ↑ 19% since 2019 |
|---|---|
| Median Home Value | $1,148,100 ▲ 312% above avg ↑ 29% since 2019 |
| Home/Income Ratio | 4.9x (nat avg ~3.5x) |
| Median Rent | $2,771/mo ↑ 22% since 2019 |
| Total Units | 5,759 |
| Vacant Units | 187 |
| Avg HH Size | 2.90 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 5,759 |
|---|---|
| Vacant | 187 |
| Owner Occupied | 86.8% |
| Renter Occupied | 13.2% |
| Avg HH Size | 2.90 |
ZIP code 02420 is located in Lexington, Massachusetts, within Middlesex County. With a population of 16,287, this is a moderately populated ZIP code with a mature community — the median age is 45.1 years. Economically, 02420 is a affluent ZIP code: the median household income of $233,068 is more than double the national average.
Real estate in ZIP code 02420 represents among the most expensive housing markets in the country. The median home value of $1,148,100 is more than double the national average. Renters can expect to pay around $2,771 per month in median rent. Homeownership is strong here — 86.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 29% since 2019.
The population of 02420 is majority White (56.38%). Residents are highly educated — 87.8% hold a bachelor's degree or higher, which is more than double the national average. Poverty affects a relatively small share of residents at 2.4%. Household income has grown by 19% since 2019.
The unemployment rate in 02420 stands at 3.8%, which is below the national average. A notably high share of workers — 29% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 54%.
Overall, ZIP code 02420 in Lexington, MA is characterized as affluent, highly educated, a mature community, and predominantly owner-occupied. With 16,287 residents, a median household income of $233,068, and a median home value of $1,148,100, it offers a clear picture of life in this part of Massachusetts.