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Property profile

77 Rumford Ave Waltham, MA 02453

FOR LEASE
Office buildings
Property ID
US38-1741219
24,111 SF 0.57 ac lot Built 1890
Last sale Nov 2005 · $1,820,000
Entity Owned Owner of record is a legal entity (LLC / corporation). ~ Est. High Equity Modeled equity is high. Estimate, not a fact.
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Property summary

AI-generated overview

A 2,685-square-foot first-floor office suite within a commercial building constructed in 1890, configured with a combination of enclosed and shared workspace. The suite includes private offices, a conference room, an open work area, an IT room, storage, and a kitchenette, with renovated common areas serving the building. The property is located at 77 Rumford Ave in Waltham near the Newton/Waltham line, with nearby highway access and surrounding retail and restaurant uses.

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2024

What does the county charge?
$58k
Tax billed · 2024
Assessed value$2.81M
Assessed land$612k
Assessed improvement$2.20M
Effective rate2.07%

Value estimate

· Oct 2026
$2.02M
$1.82M – $2.22M
Submarket $/SF estimate$1.36M
NOI build-up
Gross scheduled income$146k
Vacancy & credit loss−$32k
Operating expenses−$28k
NOI · 340,784.00% cap applied$85k

Realmo valuation models over county records and 8 qualifying comparable sales.

Recently sold

What actually traded nearby?
$255/SF
Submarket average, outlier-cleaned · 33 recorded sales of this use type
Observed band · Q1–Q3$172 – $397
Qualifying comparables8

Cap rate analysis

How does the asset earn?
340,784.00%
$85k estimated NOI · market benchmarks for this use type

Price anchors at 6 / 6.5 / 7% — in the full report.

Zoning insight

No data for this section
What can be built here?

No zoning code is on file for this parcel. Coverage grows with every catalog release.

JurisdictionWALTHAM

Location intelligence

Which uses thrive at this corner?
Best fit: Pharmacy
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Pharmacy12.3
Smoke and Vape Shop10.7
Law Firm10.5

Location

77 Rumford Ave Waltham, MA 02453
County assessor Recorded deeds · 8 transfers 8 qualifying comp sales Zoning catalog · not on file

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

6 recorded sales · 13 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
85-89 Central, Waltham, MA 02453 $3,650,000 Dec 2025 14,560 SF
570 Moody, Waltham, MA 02453-0519 $9,290,001 Aug 2025 8,292 SF
37 Whitcomb, Waltham, MA 02453-8674 $860,000 Dec 2023 8,592 SF
24 Cres, Waltham, MA 02453-4358 $4,350,000 Dec 2022 19,599 SF
224 Calvary, Waltham, MA 02453-8366 $4,748,300 Sep 2021 29,574 SF
296 Newton, Waltham, MA 02453-0423 $1,650,000 May 2019 11,905 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Research This Page with AI

Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

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