Middlesex County and Concord Town property record for 20A Commonwealth Ave, Concord, MA 01742
| Property Type | Exempt (Full or Partial) |
|---|---|
| Lot Size | 0.28 acres (12,213 sqft) |
| Owner | Trust Name on File |
| Flood Zone | Zone AE (high risk) |
| APN | CONC M:9D B:2130 |
| Primary APN | CONC M:9D B:2130 |
|---|---|
| Alternative APNs |
|
| Lot Area | 12,213 sqft (0.28 acres) |
|---|
| Account Number | 2198 |
|---|---|
| Street Address | 20A COMMONWEALTH AVE |
| City | CONCORD |
| State | MA |
| Zip | 01742-3004 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Local Zoning Code | LB8 |
| Legal Block | 2130 |
| Jurisdiction | CONCORD MA |
| Township / Civil Division | CONCORD |
| Census Block Group | 4 |
| Census Block | 4001 |
| Census Tract | 361200 |
20A Commonwealth Ave is held in a trust.
Source: Middlesex County and Concord Town records, as of April 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | PO BOX 141, CONCORD, MA 01742-0141 |
| Owner Type | Individual |
| Vesting | Trust |
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 | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
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 | Assessed Value |
|---|---|
| 2025 | $433,800 (-) Land $433,800 |
| 2024 | $433,800 Land $433,800 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20A Commonwealth Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| 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.
Wildfire risk around 20A Commonwealth Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 90% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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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