Building permits in Olney, MD
Mapenzo tracks 219 building permits and applications in Olney, MD, with 44 added in the last 30 days. The latest was recorded on Oct 14, 2026. The most active trade is roofing. Data updates daily.
Exact address, contractor, owner and value are shown on the Mapenzo map.
Permits by trade
| Roofing | 78 | |
| Solar | 64 | |
| Other | 50 | |
| Interior work | 42 | |
| Garages | 28 | |
| Electrical | 23 | |
| Windows and doors | 13 | |
| Additions | 12 | |
| Plumbing | 9 | |
| Pools | 7 | |
| Demolition | 6 | |
| HVAC | 5 | |
| Fences | 4 | |
| Facades | 3 |
One permit can belong to several trades.
Last 12 months
Nearby
- Sandy Spring15 permits
- Brookeville86 permits
- Ashton19 permits
- Rockville725 permits
- Montgomery Village139 permits
- Gaithersburg562 permits
- Silver Spring1,630 permits
- Garrett Park15 permits
- Burtonsville82 permits
- Kensington285 permits
Frequently asked questions
How many building permits are there in Olney, MD?
Mapenzo has 219 records in Olney, MD: 184 issued or under construction and 35 in review. 44 were added in the last 30 days.
How do I find new permits in Olney, MD?
The Mapenzo map shows every permit in Olney, MD in one place, filterable by trade and date.
How fresh is the data?
Mapenzo collects data from official permit registers every day. New permits appear on the map the same day the register publishes them.
Can I see applications before a permit is issued?
Yes. Besides issued permits, the map shows applications and notices still in review whenever the register publishes them.