New-build home prices in 01803
Recorded home sales in ZIP 01803 (Middlesex County) run a median of $396 per square foot, the ground pricing a new-build has to work against. The middle half of sales sit between $336 and $461/sq ft.
What new homes sell for in 01803
At the local median of $396/sq ft, a new home would price roughly:
| 1,500 sq ft | $594,000 |
| 2,000 sq ft | $792,000 |
| 2,500 sq ft | $990,000 |
| 3,000 sq ft | $1,188,000 |
A gross sale price. The land bid it supports comes after build cost, contingency, fees, finance and profit — the residual the Threshold tool solves.
By home type
| Home type | Sales | Median $/sq ft | Median size | Median price |
|---|---|---|---|---|
| Single-family | 886 | $394 | 2,039 sf | $775,000 |
| Condominium | 91 | $415 | 1,150 sf | $582,000 |
| Multi-family | 2 | $226 | 3,791 sf | $825,250 |
Recent sales in 01803
| Type | Sq ft | Sale price | $/sq ft | Yr built | Sold |
|---|---|---|---|---|---|
| Single-family | 5,123 | $2,275,000 | $444 | 2026 | 4/2026 |
| Single-family | 4,670 | $2,075,000 | $444 | 2025 | 3/2026 |
| Single-family | 4,956 | $1,875,000 | $378 | 2025 | 3/2026 |
| Single-family | 5,717 | $1,835,000 | $321 | 2025 | 1/2026 |
| Single-family | 3,402 | $1,425,000 | $419 | 2025 | 4/2026 |
| Single-family | 2,322 | $955,000 | $411 | 1955 | 2/2026 |
| Single-family | 1,833 | $940,000 | $513 | 1970 | 3/2026 |
| Single-family | 1,314 | $932,888 | $710 | 1957 | 2/2026 |
| Single-family | 1,748 | $885,000 | $506 | 1955 | 1/2026 |
| Single-family | 1,717 | $865,000 | $504 | 1965 | 1/2026 |
| Condominium | 1,861 | $860,000 | $462 | 1995 | 4/2026 |
| Condominium | 2,114 | $840,000 | $397 | 2014 | 4/2026 |
| Single-family | 1,562 | $830,000 | $531 | 1964 | 1/2026 |
| Single-family | 1,248 | $817,500 | $655 | 1975 | 3/2026 |
| Single-family | 1,428 | $815,000 | $571 | 1959 | 4/2026 |
Appraising a site in 01803?
Drop a pin and Threshold US Land turns these comparables into an achievable new-build price and the maximum land bid that still hits your margin — in under 60 seconds.
Reserve founding access →Questions about 01803 home prices
- What is the price per square foot in 01803?
- Recent recorded home sales in ZIP 01803 (Middlesex County, MA) run a median of $396 per square foot, with the middle half between $336 and $461, from 979 qualified sales in 2021-2026.
- What does a home sell for in 01803?
- The typical recorded sale in 01803 is a 1,971 sq ft home at $760,000. A new 1,971 sq ft home at the local $396/sq ft would price around $780,516.
- Where does this 01803 data come from?
- MassGIS Level 3 standardized assessor parcel data, compiled from all 351 Massachusetts municipalities. Qualified residential sales from 2021. Estimates for site screening, not an appraisal.
All of Middlesex County →
Nearby ZIPs: 01801 · 02420 · 01821 · 01730 · 01890 · 01887 · 02421 · 01731
Massachusetts land hub
Method: recorded residential sales with assessor living area (2021+) from MassGIS Level 3 standardized assessor parcel data, compiled from all 351 Massachusetts municipalities, assigned to nearest ZIP centroid. $/sq ft is sale price over heated living area. Estimates for site screening, not a USPAP appraisal. Updated July 2026.