Building Permits — Williamsville, Illinois

Showing latest year with year-over-year changes. Full permit history available with a paid plan. View plans →

Year

Insightsi

Construction activity in 2024 was down 66.7% from the prior year, with 1 housing unit permitted.

•89% fewer units than the average Sangamon County town (9), suggesting slower-than-typical growth.
•Average unit valued at $353K — 35% above the Sangamon County average of $261K, indicating higher-end construction.
•All permits were for single-family homes — no multi-family construction.

Total Unitsi

1 ▼ 66.7%

2024

Total Valuei

$353K ▼ 49.6%

2024

Single-Familyi

100%

1 units

Multi-Familyi

0 units

Williamsville vs. Avg. Sangamon Co. Town (2024)i

WilliamsvilleAvg.Diff

Total Unitsi19-89%

Total Valuei$353K$2.4M-85%

Single-Familyi16-83%

Multi-Familyi03-100%

Buildingsi16-83%

Value / Uniti$353K$261K+35%

Housing Units Permittedi

Solid line is Williamsville; dashed line is Sangamon County average.

Construction Valuei

Solid line is Williamsville; dashed line is Sangamon County average.