Free HOA tool for small associations

Free HOA dues calculator for small, self-managed HOAs

Plug your annual budget once and instantly see HOA dues per unit, per period, and by ownership share percentages. This free HOA dues calculator works for equal allocations, HOA assessments, and custom ownership weights without fragile spreadsheets. Created for volunteer boards.

Use this HOA dues calculator to compare monthly vs. quarterly dues, model reserve contributions, and export CSVs you can share with your volunteer HOA board.

Quick inputs

Start with your unit count and payment cycle

1. HOA profile

Describe your small HOA or condo association and how HOA dues should be allocated.

Choose whether every unit pays the same amount or use percentages.

2. Annual budget

List every operating expense once, with annual amounts.

Operating expenses total$20000.00

Include reserve contribution

Set aside part of the budget for future capital work.

Grand total$24000.00

3. Allocation summary

A quick look at per-unit dues based on your inputs.

Annual dues per unit

$12000.00

$24000.00 / 2 units

Dues per period (Monthly)

$1000.00

$12000.00 per year

4. Results & export

Download or copy the per-unit breakdown.

Total annual budget

$24000.00

Operating expenses

$20000.00

Reserve contribution

$4000.00

Avg dues per period

$1000.00

Budget distribution by category

Visual breakdown of your annual operating budget. Check the legend to see each category's share.

  • Landscaping60.0%
  • Insurance40.0%
Per-unit HOA dues calculation results with annual and per-period amounts.
UnitAnnual HOA duesDues per period
Unit 1$12000.00$1000.00
Unit 2$12000.00$1000.00

CSV exports include Unit, Share %, Annual HOA dues, and dues per monthly. Example: Unit A1, 12.5% share, $1,200 annual dues, $100 monthly.

Private beta

Ready to bring harmony to your small HOA?

Reserve a spot on the Thorpia waitlist for early product updates and the first invite when the private beta opens for small, self-managed HOAs.

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