Middlesex County and Waltham City property record for 9 Flagg Cir, Waltham, MA 02453 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1.5 Baths |
| Year Built | Built 1980 |
| Square Footage | 1,372 sqft Living Area |
| Lot Size | 6,839 sqft (0.157 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $208,000 (1987) |
| Tax Bill | $6,846.00 (2025) |
| Primary APN | 123921 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,372 sqft Living Area |
| Gross Area | 2,164 sqft Gross Area |
| Basement Area | 672 sqft Basement |
| Unfinished Basement | 672 sqft Unfinished |
| Stories | 2 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Colonial Style |
| Exterior Material | Aluminum/Vinyl Exterior |
| Construction Type | Frame Construction |
| Roof Construction | Gable Roof Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 6,839 sqft (0.157 acres) |
| Deck Area | Deck Area |
| Heating System | Hot Water Heating |
|---|---|
| Heating Fuel | Oil Heating Fuel |
| Account Number | 123921 |
|---|---|
| Street Address | 9 FLAGG CIR |
| City | WALTHAM |
| State | MA |
| Zip | 02453-7604 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Block | 1 |
| Legal Lot Number | 32 |
| Jurisdiction | WALTHAM MA |
| Minor Civil Division | WALTHAM |
| Census Blockgroup | 3 |
| Census Block | 3002 |
| Census Tract | 368400 |
Source: Middlesex County and Waltham City records · APN 123921
Assessment roll updated April 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 9 FLAGG CIR, WALTHAM, MA 02453-7604 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| May 09, 2023 | Deed of Trust, Mortgage · Line of Credit CITIZENS BANK |
| Feb 08, 2019 | Deed of Trust, Mortgage · Line of Credit CITIZENS BK/RI |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 08, 1987 · Amount on Record |
| Deed Sale | Apr 08, 1987 · Amount on Record |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 9 FLAGG CIR, WALTHAM, MA 02453-7604 |
| Transaction Type | Mortgage |
| Record Updated | May 26, 2023 |
| Name | Verified Name |
|---|
| Document Number | 081510-556 |
|---|---|
| Date | May 09, 2023 |
| Book Page | 81510/556 |
| Instrument | 47244 |
| Name | CITIZENS BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 301 Months |
| Due | Jun 01, 2048 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 9 FLAGG CIR, WALTHAM, MA 02453-7604 |
| Document Number | 72299-429 |
| Instrument Date | Feb 08, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Mar 27, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 9 FLAGG CIR WALTHAM MA 024537604, WALTHAM, MA 02453-7604 |
| Document Number | 72299-429 |
|---|---|
| Date | Mar 06, 2019 |
| Book Page | 072299/000429 |
| Instrument | 27395 |
| Name | CITIZENS BK/RI |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
Source: Middlesex County and Waltham City records · Assessment roll updated April 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Waltham City |
| Unified School District | Waltham School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,846.00 (+3.45%) | $697,100 (+1.54%) Land $397,900 Building $299,200 | $632,130 (-0.4%) |
| 2024 | $6,618.00 (+1.64%) | $686,500 (+8.81%) Land $390,500 Building $296,000 | $634,695 |
| 2023 | $6,511.00 | $630,900 Land $353,700 Building $277,200 |
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