Napkin estimate for boards

Reserve Study calculator

Enter a few building facts and major components to see a year-by-year reserve curve, shortfall warnings, and a suggested contribution per unit.

This is a rough napkin estimate only. A real Reserve Study needs an on-site inspection and professional judgment.

Building

Money now

Components

IncludeComponentsLast renewedLifespan (years)Unit cost
Roof
Facade / paintwork
Windows
Elevators
Heating / plumbing
Shared areas

Results

Suggested yearly contribution (HOA total): $92,200

Suggested per unit: $3,842/year

Balance goes negative in: 2030, 2031, 2032, 2033, 2034, 2035, 2036, 2037, 2038, 2039, 2040, 2041, 2042, 2043, 2044, 2045, 2046, 2047, 2048, 2049, 2050, 2051, 2052, 2053, 2054, 2055, 2056

Year-by-year projection

YearOpeningSpendContributionClosing
2026$50,000$0$12,000$62,000
2027$62,000$0$12,300$74,300
2028$74,300$0$12,608$86,908
2029$86,908$0$12,923$99,830
2030$99,830$534,416$13,246-$421,340
2031-$421,340$0$13,577-$407,763
2032-$407,763$0$13,916-$393,847
2033-$393,847$0$14,264-$379,583
2034-$379,583$0$14,621-$364,962
2035-$364,962$0$14,986-$349,976
2036-$349,976$0$15,361-$334,615
2037-$334,615$0$15,745-$318,870
2038-$318,870$0$16,139-$302,731
2039-$302,731$0$16,542-$286,189
2040-$286,189$98,317$16,956-$367,550
2041-$367,550$0$17,380-$350,170
2042-$350,170$0$17,814-$332,356
2043-$332,356$0$18,259-$314,097
2044-$314,097$0$18,716-$295,381
2045-$295,381$226,537$19,184-$502,735
2046-$502,735$0$19,663-$483,071
2047-$483,071$0$20,155-$462,916
2048-$462,916$0$20,659-$442,257
2049-$442,257$0$21,175-$421,082
2050-$421,082$504,273$21,705-$903,650
2051-$903,650$0$22,247-$881,403
2052-$881,403$0$22,804-$858,599
2053-$858,599$0$23,374-$835,226
2054-$835,226$0$23,958-$811,268
2055-$811,268$0$24,557-$786,711
2056-$786,711$0$25,171-$761,540