Middlesex County and Chelmsford Town property record for 9 Carleton Ave, Chelmsford, MA 01824
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 2 ba · 2,070 sqft · built 1910 |
| Lot Size | 0.8 acres (34,848 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $114,000 (Nov 1994) |
| Tax Bill | $9,289 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10676 |
| Primary APN | 10676 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,070 sqft Living Area |
| Gross Area | 3,442 sqft |
| 1st Floor Area | 1,234 sqft |
| Basement Area | 1,234 sqft |
| Unfinished Basement | 1,234 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Architectural Style | Other |
| Exterior Material | Other |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 34,848 sqft (0.8 acres) |
| Heating System | Radiant |
|---|---|
| Heating Fuel | Oil |
| Account Number | 10676 |
|---|---|
| Street Address | 9 CARLETON AVE |
| City | CHELMSFORD |
| State | MA |
| Zip | 01824-3205 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | RB |
| Legal Block | 299 |
| Legal Lot Number | 2 |
| Jurisdiction | CHELMSFORD MA |
| Township / Civil Division | CHELMSFORD |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 317102 |
9 Carleton Ave, a duplex, is owned and occupied by two individuals who bought it in November 1994.
Source: Middlesex County and Chelmsford Town records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 9 CARLETON AVE, CHELMSFORD, MA 01824-3205 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| Last Sale | Nov 23, 1994 · Amount on File |
| Deed Sale | Nov 23, 1994 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 9 Carleton Ave was $9,289, up 10.6% from the year before.
Source: Middlesex County and Chelmsford Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Chelmsford Town |
| Unified School District | Chelmsford School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $9,289.00 (+10.58%) | $700,000 (+15.84%) Land $342,300 Building $357,700 | $569,537 |
| 2025 | $8,400.00 (+1.76%) | $604,300 (-0.3%) Land $311,700 Building $292,600 | |
| 2024 | $8,255.00 (-1.48%) | $606,100 (+3.94%) Land $311,700 Building $294,400 | |
| 2023 | $8,379.00 | $583,100 Land $335,000 Building $248,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 9 Carleton Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 9 Carleton Ave 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 | EAST CHELMSFORD WATER DISTRICT private · serves 2,800 people · EPA ID MA3056001 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Nov 2025 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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.
Source: FCC Broadband Data Collection, based on 134 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
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