Montgomery County sits at a gross rent multiplier that tells the cash-flow story clearly: a $486,540 median price against $2,001.94 in monthly rent produces a rent-to-price ratio of 0.49%, annualized to roughly 4.9%. The modeled cap rate comes in at 3.21%, which places this market firmly on the appreciation end of the spectrum rather than the income end. Run the numbers on a standard 20% down purchase at 6.85%, and the model spits out negative $1,250 per month in cash flow and a cash-on-cash return of -13.4%. Year-over-year home price appreciation of 1.57% is positive but modest, so you are not being compensated for that carry deficit with outsized price gains either. The overall score of 55 out of 100, ranked 459th nationally and 56th out of 67 Pennsylvania counties, reflects a market that is neither a disaster nor a bargain: it is an expensive suburban county where the math simply does not pencil for a conventional leveraged buy-and-hold investor at current prices and rates.
The cash-flow score of 44 makes the buyer profile obvious: this is not a market for an investor who needs the property to service its own debt from day one. The appreciation score of 66, the highest of the five scored dimensions, suggests the market is better suited to a patient, equity-focused buyer who can tolerate negative carry, has strong reserves or supplemental income, and is underwriting a 7-to-10-year hold with exit appreciation as the primary return driver. A value-add operator faces the same headwind: when the baseline stabilized cap rate is 3.21%, even a meaningful forced-appreciation project still lands you in compressed-yield territory on exit unless you can manufacture significant rent growth. The affordability index of 62 and median household income of $107,441 confirm that the renter pool has real income depth, which supports rent stability, but high-income renters in a county with these demographics often become buyers, so turnover risk is worth modeling. None of the scored dimensions clear 70, which means no single strategy produces an obviously attractive return profile here.
The $718 monthly combined tax and insurance figure deserves its own line on your underwrite and is the single biggest underwriting surprise for investors coming from lower-tax states. Using the state-average effective property tax rate of 1.54%, the implied annual property tax on the median purchase is $7,493, and annual insurance adds another $1,119. Together, those two items alone consume $718 of monthly gross rent, or roughly 36% of the $2,001.94 median rent before you touch mortgage service, maintenance, vacancy, or management. The 1.54% rate carries a high flag, and it is warranted: at that level, property taxes are not a rounding error; they are a primary cost driver. The caveat the data attaches is honest and worth repeating, that this is a state-average estimate and actual county and township rates may differ, so pull the actual millage rate for each specific municipality before finalizing any underwrite. Some Montgomery County townships layer on local earned income and transfer taxes as well, which can affect acquisition costs.
Comparing Montgomery to its neighbors sharpens the decision. Bucks County, immediately adjacent, carries a 0.533% rent-to-price ratio against Montgomery's 0.494%, a meaningful improvement in gross yield, and its overall score of 60 beats Montgomery's 55. If you are committed to the Philadelphia suburban collar, Bucks is a better starting point on the income side. Chester County has a higher median price ($556,442) and a lower rent-to-price ratio (0.462%), making it the weakest cash-flow case of the group. Lancaster County offers a substantially lower entry point at $372,150 with a 0.469% rent-to-price ratio and a 58 overall score, a more accessible market but still not a cash-flow play at current rates. Franklin County, at a $278,887 median and a 0.502% rent-to-price ratio, is the sharpest gross yield in this comparison set and scores 58 overall, though it is a smaller, more rural market with different demand dynamics. Armstrong County's $156,968 median price makes it the outlier in acquisition cost, though no rent data is provided. The case for choosing Montgomery over these neighbors comes down to one factor: tenant quality and demand depth. The $107,441 median income and 856,399 population create a large, high-income renter pool that smaller or lower-income markets cannot match. If your thesis is a premium, stabilized single-family or small multifamily asset in a high-barrier suburb where vacancy stays structurally low and tenant credit is strong, Montgomery County makes sense. If your thesis requires positive cash flow or a lower entry price, the math directs you elsewhere.
| Scenario | Purchase price | Monthly cash flow | Cap rate | Cash-on-cash |
|---|---|---|---|---|
75% of median value-add or distressed | $364,905 | -$612/mo | 4.3% | -8.8% |
Median typical MLS deal | $486,540 | -$1,250/mo | 3.2% | -13.4% |
125% of median newer / premium | $608,175 | -$1,887/mo | 2.6% | -16.2% |
Historical data from Zillow ZHVI/ZORI
* Based on county median values. 35% expenses include taxes, insurance, maintenance, vacancy, and property management. Actual results vary by property.
Based on 4.94% rent-to-price ratio. Higher ratios indicate stronger cash flow potential.
Based on 1.6% YoY price growth. Moderate growth (3-8%) scores highest.
Population data not available.
Price-to-income ratio of 4.5x. Lower ratios indicate more affordable markets.
Scores are calculated using real Zillow home value and rent data, Census population data, and economic indicators. The weighted average produces the overall investment score. Markets with missing rent data use estimated values based on regional averages.
Montgomery County in Pennsylvania scores 55/100, ranking #459 of 1,000 US counties (top 61%). At 20% down and current rates, a median-priced rental loses about $1250/month; the 4.94% gross rent-to-price ratio doesn't survive debt service. The thesis here is appreciation, value-add, house hacking, or all-cash.
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