Middlesex County and Concord Town property record for 84 Commonwealth Ave, #LL, Concord, MA 01742
| Property Type | Commercial Condominium |
|---|---|
| Details | 1 ba · 3,269 sqft · built 1959 |
| Lot Size | 0.221 acres (9,645 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $637 (2025) |
| Deeds & Mortgages | Dec 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | M:00009D B:02194-000LL |
| Primary APN | M:00009D B:02194-000LL |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 3,269 sqft Total Area |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Exterior Material | Wood Siding |
| Roof Type | Flat |
| Roof Material | Rolled Roofing |
| Lot Area | 9,645 sqft (0.221 acres) |
| Cooling System | HVAC |
|---|---|
| Heating Fuel | Wood |
| Account Number | 10293 |
|---|---|
| Street Address | 84 COMMONWEALTH AVE, LL |
| City | CONCORD |
| State | MA |
| Zip | 01742-2904 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Commercial Condominium |
| Local Zoning Code | RA |
| Legal Block | 2194 |
| Legal Lot Number | LL |
| Jurisdiction | CONCORD MA |
| Township / Civil Division | CONCORD |
| Census Block Group | 4 |
| Census Block | 4006 |
| Census Tract | 361200 |
84 Commonwealth Ave, #LL, a commercial property, is owned by two individuals.
Source: Middlesex County and Concord Town records, as of April 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 1147, CONCORD, MA 01742-1147 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONCORD MA |
| Property Address | 84 COMMONWEALTH AVE # LL, LL, CONCORD, MA 01742-2904 |
| Transaction Type | Mortgage |
| Record Updated | Jan 14, 2026 |
| Name | Verified Name |
|---|
| Document Number | 085051-417 |
|---|---|
| Date | Dec 23, 2025 |
| Book Page | 85051/417 |
| Instrument | 158412 |
| Name | WORKERS CU |
|---|---|
| Type | Credit Union |
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 84 Commonwealth Ave, #LL was $637, up 2.6% from the year before.
Source: Middlesex County and Concord Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Concord Town |
| Elementary School District | Concord School District (PK - 08) |
| Secondary School District | Concord-Carlisle School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $637.00 (+2.58%) | $51,400 (+1.38%) Building $51,400 |
| 2024 | $621.00 | $50,700 Building $50,700 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 84 Commonwealth Ave, #LL in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 10 policies |
| Nearby Flood Policies | 10 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 84 Commonwealth Ave, #LL has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CONCORD WATER DEPT serves 18,788 people · EPA ID MA3067000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2024 |
| Lead | 5 ppb (2024–2026) action level 15 ppb |
| Water Quality | Bromate resolved · Jul 2022 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 282 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Concord Light Broadband Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
5G (outdoors only) and 4G LTE
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