Middlesex County and Concord Town property record for 20 Lang St, Concord, MA 01742
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,245 sqft · built 1914 |
| Lot Size | 0.6 acres (26,117 sqft) |
| Owner | Trust Name on File |
| Last Sale | $964,000 (Mar 2015) |
| Tax Bill | $290 (2025) |
| Deeds & Mortgages | Feb 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | CONC M:8H B:1275 |
| Primary APN | CONC M:8H B:1275 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 3 Stories |
| Building Area | 3,245 sqft Living Area |
| Gross Area | 7,352 sqft |
| Year Built | Built 1914 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Other |
| Exterior Material | Stucco |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 26,117 sqft (0.6 acres) |
| Garage Type | Basement |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 1748 |
|---|---|
| Street Address | 20 LANG ST |
| City | CONCORD |
| State | MA |
| Zip | 01742-1704 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | C |
| Legal Block | 1275 |
| Jurisdiction | CONCORD MA |
| Township / Civil Division | CONCORD |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 361300 |
20 Lang St is owner-occupied and held in a trust since February 2023.
Source: Middlesex County and Concord Town records, as of October 16, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 20 LANG ST, CONCORD, MA 01742-1704 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| Last Sale | Mar 11, 2015 · Amount on File |
| Deed Sale | Mar 11, 2015 · Amount on File |
| Deed Book / Page | 65032 / 364 |
| Last Transfer Date | Feb 13, 2023 |
| Transfer Doc | 081261-556 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONCORD MA |
| Recording Date | Feb 17, 2023 |
| Property Address | 20 LANG ST, CONCORD, MA 01742-1704 |
| Document Number | 081261-556 |
| Book / Page | 81261 / 556 |
| Instrument Date | Feb 13, 2023 |
| Instrument | 17424 |
| Transaction Type | Transfer |
| Record Updated | Mar 3, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 20 LANG ST, CONCORD, MA 01742-1704 |
The 2025 property tax bill for 20 Lang St was $290, down 99% 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 | Assessed Market Value |
|---|---|---|---|
| 2025 | $290.00 (-98.97%) | $2,190,200 (+2.08%) Land $1,011,300 Building $1,178,900 | $1,722,350 |
| 2024 | $28,172.00 (+23.43%) | $2,145,600 (+21.83%) Land $1,011,300 Building $1,134,300 | |
| 2023 | $22,824.00 | $1,761,100 Land $827,500 Building $933,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20 Lang St 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 14 policies |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 10 (1979–2010) |
| Claims Outside the SFHA | 1 of 10 |
| Most Recent Claim | Mar 2010 · Severe Storms And Flooding |
| Claims by Event |
|
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 20 Lang St is low, with 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 80% of the US · above 57% of Massachusetts |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 78 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Concord Light Broadband Fiber | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
5G and 4G LTE (outdoors only)
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