Co-op Apartment Mortgage 2026 — Share Loans, Board Approval + Best Lenders

A co-op mortgage (also called a share loan) is financing for the purchase of shares in a housing cooperative. When you buy a co-op apartment, you don't purchase real property — you purchase shares in a corporation that owns the building. Your loan is technically secured by those shares (personal property), not by real estate. This distinction makes co-op financing fundamentally different: fewer lenders offer it, Fannie/Freddie eligibility is limited, and FHA/VA financing is rare.

Co-op buildings typically require 20–30% down payment, though this is set by the co-op board — not the lender. Some luxury co-ops require 50% down or even cash-only purchases. The lender's requirement is usually 20–25% minimum, which often aligns with the building's requirement. This is why co-ops are more accessible price-wise (10–25% below comparable condos) but harder financially due to the high down payment.

Rarely. FHA loans are technically available for co-ops, but the building must meet HUD's co-op approval requirements — which very few do. As of 2026, only a handful of co-op buildings in the US are FHA-approved. Practically speaking, you should budget for a conventional or portfolio loan when buying a co-op, with 20%+ down. If a co-op lists FHA as accepted, verify with your lender — it's often outdated information.

The underlying mortgage is a blanket loan taken by the cooperative corporation on the entire building. When you buy shares, you're indirectly assuming a proportional share of this building-level debt. This matters because: (1) high underlying mortgage = more financial risk for the building, (2) your maintenance fees include repayment of this debt, (3) lenders review the underlying mortgage health when deciding whether to finance your purchase. A good co-op has an underlying mortgage below 30–40% of building value.

The co-op board can reject your purchase for almost any financial or non-financial reason — they cannot discriminate based on protected classes (race, religion, sex, national origin, familial status, disability under Fair Housing Act). Boards commonly reject buyers for: insufficient down payment vs building requirements, too-high debt-to-income ratio, lack of liquid assets post-closing, poor references, or no clear "fit" with the building. Board rejections are one of the biggest risks in co-op purchases.

Co-ops are lower risk in some ways (price appreciation, stable communities, low crime) but higher friction in others (board approval, resale restrictions, subletting limits). Historically, NYC co-op prices appreciate at roughly the same rate as condos, but with less liquidity. The 10–25% price discount vs comparable condos makes them affordable entry points in expensive markets. The main downside: if you need to sell quickly or rent out your unit, a co-op's restrictions can create real problems. Best for long-term, owner-occupant buyers in stable buildings.

A flip tax is a fee charged by many co-op buildings when a shareholder sells their apartment. It's paid to the cooperative corporation and varies widely: typically 1–3% of sale price, or a fixed amount per share, or a percentage of the seller's profit. Flip taxes reduce the building's need to raise maintenance fees and fund reserves. Always factor the flip tax into your exit cost calculation when evaluating a co-op purchase.