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ZIP Code · MA

ZIP 02451

Part of Waltham, MA
Pop. 17,393·Middlesex County·35th most expensive ZIP in Massachusetts
Median rent (all units)
$3,270/mo
Year-over-Year
+7.0%
Month-over-Month
-0.5%
vs US Median
+$1,305
Stable (Monthly)
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Most AffordableMost Expensive
ZIP 02451 · $3,270
More expensive than 93% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$2,820
1 BR
$2,960
2 BR
$3,520
3 BR
$4,220
4 BR+
$4,660
Research median
$3,520/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: July 20, 2026

Annual cost
$39,240/yr
At $3,270/mo median
Location
StateMA
CountyMiddlesex County
Rent Market Meter
Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are climbing (7.0% YoY), so leverage tilts toward landlords. Act sooner rather than later.
Based on rent-price momentum (+7.0% YoY, -0.5% MoM), not inventory.
Demographics

Who lives here

ZIP 02451 (Waltham, MA) is majority owner-occupied, has a median income above the national average, 56% of residents hold a bachelor's degree or higher.

Population
17,393
Median income
$122,335
Median age
40.3
Renters
40.7%
Age distribution
14.5%
26.1%
26.4%
14.3%
18.8%
Under 1814.5%
18–3426.1%
35–5426.4%
55–6414.3%
65+18.8%
Gender
50.1%
49.9%
Male50.1%
Female49.9%
Race & ethnicity
56.7%
15.2%
17%
White56.7%
Black8.7%
Hispanic15.2%
Asian17%
Other2.4%
Education (25+)
21.1%
17.5%
56%
No HS diploma5.4%
HS diploma21.1%
Some college17.5%
Bachelor's+56%
Housing tenure
59.3%
40.7%
Owner59.3%
Renter40.7%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 02451 in Waltham, MA has changed in 5 years

Income
$109,021 → $122,335
up 12.2%
Population
17,965 → 17,393
down 3.2%
Renter share
40% → 40.7%
+0.7 pts
Bachelor's+
53.4% → 56%
+2.6 pts

Census figures show median household income at $122,335 today, compared with $109,021 five years earlier. Census counts show ZIP 02451 in Waltham, MA losing about 572 residents over the five-year window, down 3.2% on net. Bachelor's-degree-or-higher attainment moved from 53.4% to 56% across the same window.

Community

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Local insights

Tips for renters in ZIP 02451

About renting in ZIP 02451

Last updated: July 20, 2026

ZIP code 02451 covers Waltham, MA. The median rent here is $3,270/mo as of July 2026. A 1-bedroom rents for a median of $2,960/mo. A 2-bedroom rents for a median of $3,520/mo.

At 32% of local median household income ($122,335/yr), ZIP 02451 ranks as moderate compared to the national benchmark of 30%. Rents have increased 7.0% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 02451?

As of July 20, 2026, the median monthly rent in ZIP 02451 (Waltham, MA) is $3,270. This is based on aggregated data from public sources and community submissions.

How does ZIP 02451 rent compare to the US average?

ZIP 02451's median rent of $3,270/mo is $1,305 (66%) above the US national median of $1,965/mo.

How does ZIP 02451 compare to other ZIPs in Massachusetts?

ZIP 02451 is one of the pricier ZIP codes in Massachusetts, ranking #35 out of 168 ZIPs tracked at $3,270/mo.

How much income do you need to rent in ZIP 02451?

To keep rent at or below 30% of gross income, you would need to earn at least $131,000/year (~$63/hour full-time) to afford the median rent of $3,270/mo in ZIP 02451. The local median household income is $122,335/yr, meaning the typical household falls short of that threshold.

Is rent going up or down in ZIP 02451?

Rent in ZIP 02451 has increased 7.0% over the past year as of July 20, 2026, putting upward pressure on renter budgets.

Is ZIP 02451 an affordable place to rent?

ZIP 02451 is considered moderate for renters. At $3,270/mo, rent takes approximately 32% of the local median household income ($122,335/yr). The standard benchmark is 30%. ZIP 02451 slightly exceeds that threshold, so budgeting carefully matters here.

What percentage of ZIP 02451 residents rent vs. own?

According to Census data, approximately 40.7% of ZIP 02451 households are renters, while 59.3% are owner-occupied. ZIP 02451 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 02451 compare to the rest of Waltham?

ZIP 02451 is pricier than Waltham as a whole. At $3,270/mo, it's $228 above the Waltham citywide median of $3,042/mo.

When was rent data for ZIP 02451 last updated?

Rent data for ZIP 02451 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
32%
MODERATE

At $3,270/mo, rent takes ~32% of ZIP 02451's median household income ($122,335/yr). The standard benchmark is 30%.

ZIP 02451 32%Benchmark 30%
State income tax5%
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Schools nearby

Public schools near ZIP 02451 (Waltham, MA)

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