ZIP Code 02138 — Cambridge, MA Home Prices (2026)

The typical home in ZIP 02138 (Cambridge, Massachusetts) is worth about $1,158,000 at roughly $972 per square foot — about the same as the Cambridge median and 294% more expensive than the typical U.S. home.

$1,158,000

Typical home value

$972

Price per sq ft

#3 of 5

Cambridge ZIPs by value

+0%

vs Cambridge median

How 02138 compares

ZIP 02138 is a mid-priced ZIP code for Cambridge: its typical home value of $1,158,000 ranks #3 of the 5 Cambridge ZIP codes we track (the citywide range runs from $919,000 in 02141 to $1,324,000 in 02142). Per square foot it costs about $972, against $971 for Cambridge as a whole, $361 for Massachusetts, and $195 nationally.

Area	Typical value	$ / sq ft
ZIP 02138	$1,158,000	$972
Cambridge, MA	$1,158,000	$971
Massachusetts	$631,000	$361
United States	$294,000	$195

Home value by size in 02138

Using this ZIP’s rate of about $972 per square foot. Condition, lot, and the exact street move these meaningfully — use the estimator below for a home-specific figure.

Home size	Estimated value
1,000 sq ft	$972,000
1,500 sq ft	$1,458,000
2,000 sq ft	$1,944,000
2,500 sq ft	$2,430,000
3,000 sq ft	$2,916,000

Salary needed to buy a home in ZIP 02138

To buy the typical $1,158,000 home in ZIP 02138 with 20% down, you need a household income of roughly $315,000 a year (about $7,350 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $374,000, because the loan is bigger and mortgage insurance kicks in.

Down payment	Cash down	Monthly payment	Income needed
5% (+PMI)	$57,900	$9,140/mo	$392,000/yr
10% (+PMI)	$115,800	$8,730/mo	$374,000/yr
20%	$231,600	$7,350/mo	$315,000/yr

Assumes a 30-year fixed mortgage at 6.5%, property tax at 1.1% and insurance at 0.45% of value per year, PMI of 0.75% on loans with less than 20% down, and the standard 28% housing-to-income rule. Your rate, taxes, and HOA will move these — run your own numbers in the mortgage calculator.

What your budget buys in ZIP 02138

At about $972 per square foot, here is roughly how much home different budgets get you in ZIP 02138:

Budget	Approx. size	What that looks like locally
$600k	620 sq ft	below the local median — condos, smaller or older homes
$750k	770 sq ft	below the local median — condos, smaller or older homes
$1.00M	1030 sq ft	around the typical home here
$1.50M	1540 sq ft	around the typical home here
$2.00M	2060 sq ft	above the median — larger homes or the pricier ZIPs

Wondering where that budget goes further? The relocation calculator ranks hundreds of U.S. cities by what the same money buys — it opens pre-filled with a typical 02138 home.

Estimate a specific home in 02138

The estimator below is pre-set to ZIP 02138 — pick your home’s size for an instant ballpark, then open the full calculator to adjust beds, baths, and condition.

All Cambridge ZIP codes by home value

Where 02138 sits among Cambridge’s 5 ZIP codes:

#	ZIP code	Typical value	$ / sq ft
1	02142	$1,324,000	$1071
2	02140	$1,174,000	$908
3	02138 (this page)	$1,158,000	$972
4	02139	$1,019,000	$918
5	02141	$919,000	$971

ZIP 02138 home prices: frequently asked

What is the average home price in ZIP code 02138? +

The typical home in ZIP 02138 (Cambridge, MA) is worth about $1,158,000 as of 2026. That is about the same as the Cambridge median of $1,158,000 and 294% more expensive than the U.S. median of $294,000.

What is the price per square foot in 02138? +

About $972 per square foot in 02138, versus $971 across Cambridge and $361 across Massachusetts. At that rate a 1,500 sq ft home runs roughly $1,458,000 and a 2,500 sq ft home about $2,430,000.

What salary do you need to buy a house in ZIP 02138? +

For the typical $1,158,000 home in ZIP 02138, a household income of about $315,000 a year covers the payment with 20% down (a 30-year fixed at 6.5%, plus taxes and insurance, under the 28% rule). With 10% down you need roughly $374,000; with 5% down about $392,000.

Is 02138 an expensive ZIP code? +

Within Cambridge, 02138 ranks #3 of 5 ZIP codes by typical home value, which makes it a mid-priced ZIP code for Cambridge. Nationally it is relatively expensive.

See the full Cambridge home values page, all Massachusetts cities, or price per square foot by ZIP code nationwide.

Directional estimates from public market data (Realtor.com & Zillow research), not appraisals. A single ZIP contains very different homes; actual values vary and change over time.