Average Lot Size
The median lot for a new single-family home was about 8,855 square feet in 2025 (Census) — roughly 0.20 acre. Lots have gradually shrunk as land costs rise and building shifts toward denser development.
The median new-home lot was about 8,855 square feet in 2025 — about 0.20 acre (Census). One acre is 43,560 square feet.
- Median lot (2025)8,855 sq ft
- In acres~0.20 acre
- 1 acre43,560 sq ft
- Home typeNew single-family
Source: U.S. Census Bureau — Characteristics of New Housing, 2025
Median lot size, and the acre conversion
This is the median lot size for new single-family homes from the Census Survey of Construction — half of new lots are larger, half smaller. To convert square feet to acres, divide by 43,560 (the number of square feet in one acre). An 8,855 sq ft lot is about 0.20 acre, or a square roughly 94 feet on a side.
Common lot sizes in acres
| Lot (sq ft) | Acres |
|---|---|
| 5,000 | 0.115 |
| 7,500 | 0.172 |
| 8,855 (median) | 0.203 |
| 10,890 | 0.250 (¼ acre) |
| 21,780 | 0.500 (½ acre) |
| 43,560 | 1.000 acre |
One acre = 43,560 square feet. Median new-home lot from Census, 2025.
Frequently asked questions
What is the average lot size for a new home?
The median new single-family home lot was about 8,855 square feet in 2025 — roughly 0.20 acre (Census).
How many square feet are in an acre?
43,560 square feet. To convert a lot to acres, divide its square footage by 43,560.
Are lot sizes shrinking?
Yes, gradually — rising land costs and denser development have pushed the median lot down over time.
How big is a quarter-acre lot?
About 10,890 square feet — a bit larger than the current median new-home lot.
Sources & methodology
Sources: U.S. Census Bureau — Characteristics of New Housing, 2025.
The median lot figure is from the Census Bureau Characteristics of New Housing (2025). Acre conversions use the exact 43,560 sq ft/acre factor.
Last checked July 2026 · Refreshed annually with the Census Characteristics of New Housing release.