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New-build home prices in 20661

St. Mary's County, MD · 70 recorded sales 2021-2026 · MD SDAT

Recorded home sales in ZIP 20661 (St. Mary's County) run a median of $270 per square foot, the ground pricing a new-build has to work against. The middle half of sales sit between $230 and $355/sq ft.

$270
median $/sq ft (2021-2026)
$442,500
median sale price
1,578
median home size (sq ft)
70
qualified sales analyzed

What new homes sell for in 20661

At the local median of $270/sq ft, a new home would price roughly:

1,500 sq ft$405,000
2,000 sq ft$540,000
2,500 sq ft$675,000
3,000 sq ft$810,000

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 typeSalesMedian $/sq ftMedian sizeMedian price
Single-family70$2701,578 sf$442,500

Recent sales in 20661

TypeSq ftSale price$/sq ftYr builtSold
Single-family1,944$500,000$25719253/2026
Single-family1,024$260,000$25419672/2026
Single-family1,884$1,139,000$60520236/2025
Single-family2,296$1,037,500$45220048/2025
Single-family1,817$822,500$453196310/2025
Single-family2,538$815,000$32120174/2025
Single-family1,872$620,000$33119318/2025
Single-family2,286$595,000$26019553/2025
Single-family1,500$475,000$31719645/2025
Single-family2,224$410,000$18419642/2025
Single-family1,372$410,000$29920067/2025
Single-family1,580$375,000$23719421/2025
Single-family1,440$359,750$25020006/2025
Single-family1,216$339,900$280194011/2025
Single-family1,144$290,000$25420004/2025

Appraising a site in 20661?

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.

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Questions about 20661 home prices

What is the price per square foot in 20661?
Recent recorded home sales in ZIP 20661 (St. Mary's County, MD) run a median of $270 per square foot, with the middle half between $230 and $355, from 70 qualified sales in 2021-2026.
What does a home sell for in 20661?
The typical recorded sale in 20661 is a 1,578 sq ft home at $442,500. A new 1,578 sq ft home at the local $270/sq ft would price around $426,060.
Where does this 20661 data come from?
Maryland Department of Planning parcel data derived from the State Department of Assessments and Taxation (SDAT) property records. Qualified residential sales from 2021. Estimates for site screening, not an appraisal.

All of St. Mary's County →
Nearby ZIPs: 20625 · 20618 · 20645 · 20626 · 20621 · 20609 · 20606 · 20664
Maryland land hub

Method: improved arms-length residential sales with recorded structure square footage (2021+) from Maryland Department of Planning parcel data derived from the State Department of Assessments and Taxation (SDAT) property records, 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.