Multifamily investing covers a wide range of building sizes, from a duplex bought by a first-time landlord to a 300-unit garden-style community financed through an agency loan, and the operating reality changes substantially across that range. What counts as "multifamily" for lending purposes typically starts at five units; anything smaller is usually financed and underwritten more like a single-family purchase, which matters for anyone comparing deal terms across a range of listings around Indianapolis.
The Line Between Residential and Commercial Financing
A four-unit building or smaller can typically be financed with a residential mortgage, often with more favorable rates and lower down payment requirements than commercial lending offers. Cross into five units and the property is financed commercially, with underwriting based on the asset's net operating income rather than the borrower's personal income, along with shorter loan terms, higher rate spreads, and often a requirement for a debt service coverage ratio the property has to clear on its own financial performance.
What Drives Rent Growth in This Market
Indianapolis multifamily rent growth has tracked job growth in logistics, healthcare, and manufacturing employment more than any single dramatic driver, with newer product in Fishers, Carmel, and Westfield commanding a premium over older stock in Lawrence or the near east side. Class B and C properties closer to downtown have absorbed renters priced out of newer construction, which has kept occupancy relatively stable across product types even as new supply has come online in the outer suburbs.
Operating Costs That Catch New Investors Off Guard
Property insurance for multifamily has risen sharply across the Midwest in recent years, and Marion County reassessment cycles can push tax bills up faster than rent growth in a given year, both of which compress net operating income if an investor underwrote using a stale expense ratio pulled from a broker's offering memorandum rather than trailing actuals. Deferred maintenance is the other common surprise, particularly on older buildings where a seller's reported capital expenditures understate what the roof, plumbing, or HVAC systems actually need over the next several years.
Multifamily as 1031 Replacement Property
An apartment building is straightforward like-kind replacement property for an exchanger selling another type of investment real estate, and it remains one of the more commonly chosen replacement types because financing is well established and comparable sales data is easier to find than for more specialized asset classes. Exchangers moving into a larger or newer multifamily asset from a smaller, older one sometimes do so specifically to reduce near-term capital expenditure risk, accepting a lower cap rate for a building with less deferred maintenance ahead of it. The tradeoff runs the other direction too, since an exchanger comfortable with hands-on management sometimes moves into a smaller, older Indianapolis building specifically because the entry price per unit is lower and there's more room to add value through renovation and re-leasing.