Deep coverage · Minneapolis–St. Paul
Maple Grove, MN permit history & home risk data
Maple Grove is covered by a deep extract from the LOGIS ePermits system: nearly 134,000 permits spanning Electrical, Mechanical, Plumbing, Building, and Fire — Fire records back to 1978, the deepest history of any city currently on Tarn — matched by address.
Year built is optional, but it's what unlocks the code-era risk exam for Maple Grove addresses.
What Tarn covers in Maple Grove
Source: LOGIS ePermits (epermits.logis.org) — Building, Plumbing, Mechanical, Electrical, and Fire permit records — 133,964 permits on record.
| System | Records since |
|---|---|
| Fire | 1978 |
| Mechanical | 2011 |
| Electrical | 2015 |
| Plumbing | 2017 |
| Building | 2019 |
- Deep coverage across all major permit systems — Building, Plumbing, Mechanical, Electrical, and Fire — matched by address.
- Fire records reach back the furthest of any city currently on Tarn — to 1978.
- Data is a static extract refreshed manually, not a live city API — the most recent 1–2 months may be incomplete.
Maple Grove frequently asked questions
How deep is Maple Grove, MN permit data on Tarn?
Maple Grove is covered by a deep extract from the LOGIS ePermits system: nearly 134,000 permits spanning Electrical, Mechanical, Plumbing, Building, and Fire — Fire records back to 1978, the deepest history of any city currently on Tarn — matched by address.
Where does Tarn's Maple Grove permit data come from?
Tarn's Maple Grove permit data comes from LOGIS ePermits (epermits.logis.org) — Building, Plumbing, Mechanical, Electrical, and Fire permit records. As of the last update, that's 133,964 permits on record.
How far back does Tarn's Maple Grove coverage go?
Coverage varies by system in Maple Grove: Fire (since 1978); Mechanical (since 2011); Electrical (since 2015); Plumbing (since 2017); Building (since 2019).
Does Tarn check code-era risks like lead paint or old wiring in Maple Grove?
Yes. When you search a Maple Grove address and enter the year it was built, Tarn checks it against national code-era risk factors — lead paint, electrical panel age and wiring type, plumbing material, and more.
Is Tarn free to use in Maple Grove?
Yes — Tarn is free while we're building it. In exchange, we ask what wasn't useful.
Look up a specific Maple Grove address
Free while we're building. Tell us what's missing and you keep full access.