---
title: "Shawn Quinlan, County Attorney in Custer County, 2026: Montana campaign finance"
description: "Money reported by Shawn Quinlan as a candidate for County Attorney in Custer County in the 2026 Montana election."
type: "candidacy"
name: "Shawn Quinlan"
slug: "candidacies/shawn-quinlan-g306882-2026-county-attorney-c21690"
candidate_id: 21690
election_year: 2026
office: "County Attorney in Custer County"
party: "Non-Partisan"
person_page: "/people/shawn-quinlan-g306882"
public_url: "https://tcers-public.406dc.net/profiles/candidate/21690"
data_through: "2026-09-30"
generated_at: "2026-09-30"
source: "Montana Commissioner of Political Practices (CERS)"
---


# Shawn Quinlan, County Attorney in Custer County, 2026: Montana campaign finance

In 2026, Shawn Quinlan ran for County Attorney in Custer County as a Non-Partisan candidate. This page holds the money reported for that candidacy only. Shawn Quinlan's other candidacies are listed on [Shawn Quinlan's candidate record](/people/shawn-quinlan-g306882). Data through 2026-09-30.

This candidacy (County Attorney in Custer County, 2026) on the Montana campaign finance public site: https://tcers-public.406dc.net/profiles/candidate/21690

## Shawn Quinlan, County Attorney in Custer County, 2026: others who ran for County Attorney in Custer County in 2026, data through 2026-09-30

- [Michael Caldwell](/people/michael-caldwell-g234255/) (Non-Partisan)

No filed finance report for this candidacy is in the record. That is not a finding that none was owed or filed.

## What this record does not say about Shawn Quinlan, County Attorney in Custer County, 2026, data through 2026-09-30

It does not say whether Shawn Quinlan won. CERS records candidacies and money, not results. Contribution totals are floors, not exact figures: the same real person or business can appear in the record more than once under spelling variants, and merging those into single identities is ongoing work. A total means "at least this much".