Likely sold or withdrawnWe last saw this listing 29 days ago. It may no longer be available — treat these numbers as a reference and confirm with the listing agent before acting.
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1 BED CONDOListed 49d ago
Solid return with caution flags
528 E 3rd St #A, Boston, MA 02127 · 635 sqft · $803/sqft
No rent comparables — estimate is a rule-of-thumb fallback, not market data. Verify the rent locally before offering.
Property research tool — not a regulated financial service. Numbers are point-in-time estimates; how we decide →
Monthly cashflow
−$764/mo
You top up $764/mo
Price
$510K
No local sold comps to compare
Return · IRR
—
Not modelled
Cash to get in
$194K
Deposit + fees + refurb
Return before costson price7.08%5-yr return on cash -20%Rent est. $3,007 ($2,643–$3,421)
How we define each return:On price — gross yield = annual rent ÷ purchase price.On cost — net yield ÷ total project cost (price + refurb + fees).On cash — cash-on-cash & ROI ÷ the actual cash you put in (deposit + costs).
Listing seen …
What-if calculator
Edit any input — outputs recalc live
Buy-to-Let. Standard rental on an Assured Shorthold Tenancy. Single household, market rent, paid monthly direct to landlord (or via agent). (hover any strategy tab for pros + cons)
Offer ($)
Monthly rent ($)
Local comp range: $2,643–$3,421/mo · n=30
Financing
DepositYour cash in — the rest is the mortgage25% · $127,500
5%100% (cash buy)
Standard 75% LTV for rental
Mortgage rate5y fixed7.0%
3.0%9.0%
5-year fixed (market average) — 7.00% (as of 2026-05).
Mortgage term (years)
Stress rate8.0%
5.0%9.0%
Fed base + 2pp stress (8.0%)
Acquisition costs
Refurb ($)
Tiered estimate (full refurb): $36,565–$69,005 range from $/sqft + per-room model
Legal + survey ($)
Standard house — $1,900 legal + $1,000 survey
Mortgage fees ($)
2% product fee on $382,500 loan + $1,000 booking fee
Running costs
Management10%
0%20%
Typical rental agency rate
Void weeks
Typical voids for rental
Insurance ($/mo)
Typical building+landlord cover for $400K+
Maintenance ($/mo)
Default $67/mo — type unknown
Result · Rent it out
Monthly profit
-$764
after mortgage, operating costs & tax
Rent in$3,007/mo
$2,891Collected
$2,891/mo actually reaches you — the other $116 is lost to voids: the weeks a rental sits empty between tenants, when no rent comes in.
Where it goes
$2,545Mortgage$1,227Costs
Outgoings exceed rent — you top up $764/mo
Mortgage$2,545
Costs$1,227
Management$301
Maintenance$67
Insurance$40
CapEx reserve$150
Voids + council tax$9
Ltd co. accounts$104
Tax—
Shortfall−$764
Returns
Return before costson price7.08%
Cash returnon cash-4.73%
Gross margin$1,665
Cash needed$194,086
Monthly profit paybackn/a (monthly loss)
Data confidence
Lender stress test
Rent-covers-mortgage check0.66
Rent-covers-mortgage check FAIL (need ≥ 1.00)
Year-by-year Monthly profit (5-yr horizon)
Net Monthly profit after tax. Rent + costs compound at their growth rates; mortgage principal amortises year-by-year for repayment loans.
Mortgage paydownRent profitbefore price growth
Full year-by-year breakdown
Year
Gross Rent
Op Costs
Mortgage
Equity Built
Tax
Net
Cumulative
Year 1
$36,084
$14,721
$30,537
$0
$0
-$9,174
-$9,174
Year 2
$37,167
$15,162
$30,537
$0
$0
-$8,533
-$17,707
Year 3
$38,282
$15,617
$30,537
$0
$0
-$7,873
-$25,580
Year 4
$39,430
$16,086
$30,537
$0
$0
-$7,193
-$32,773
Year 5
$40,613
$16,568
$30,537
$0
$0
-$6,493
-$39,265
Year 5 disposal
Disposal gain (gross)-$26,881
CGT$0
Net Disposal proceeds$549,004
What we verified
What we verified
2 total · click to expand
20002 ok · 0 caution · 0 fail · 0 unknown
Investor
Tenant profileMixed demand
Tenant profilelikely cohort1 bed
Primary profile
Mixed demand
Nearest university
for student-let assessment
University of Glasgow · 4875.4 km
Reason
Mixed-demand area without a single dominant tenant cohort. Local lettings agent can clarify.
Likely sold or withdrawnWe last saw this listing 29 days ago. It may no longer be available — treat these numbers as a reference and confirm with the listing agent before acting.
41/100
Caution
7.08% — verify the rent + comps locally.
7.08% Return before costs — above-market
Monthly cashflow
−$764/mo
You top up $764/mo
Price
$510K
No local sold comps to compare
Return · IRR
—
Not modelled
Cash to get in
$194K
Deposit + fees + refurb
Return before costson price7.08%5-yr return on cash -20%Rent est. $3,007 ($2,643–$3,421)
Bedrooms
1
1 bath
Run the numbers
Each tab prefills
What-if calculator
Edit any input — outputs recalc live
Buy-to-Let. Standard rental on an Assured Shorthold Tenancy. Single household, market rent, paid monthly direct to landlord (or via agent). (hover any strategy tab for pros + cons)
Offer ($)
Monthly rent ($)
Local comp range: $2,643–$3,421/mo · n=30
Financing
DepositYour cash in — the rest is the mortgage25% · $127,500
5%100% (cash buy)
Standard 75% LTV for rental
Mortgage rate5y fixed7.0%
3.0%9.0%
5-year fixed (market average) — 7.00% (as of 2026-05).
Mortgage term (years)
Stress rate8.0%
5.0%9.0%
Fed base + 2pp stress (8.0%)
Acquisition costs
Refurb ($)
Tiered estimate (full refurb): $36,565–$69,005 range from $/sqft + per-room model
Legal + survey ($)
Standard house — $1,900 legal + $1,000 survey
Mortgage fees ($)
2% product fee on $382,500 loan + $1,000 booking fee
Running costs
Management10%
0%20%
Typical rental agency rate
Void weeks
Typical voids for rental
Insurance ($/mo)
Typical building+landlord cover for $400K+
Maintenance ($/mo)
Default $67/mo — type unknown
Result · Rent it out
Monthly profit
-$764
after mortgage, operating costs & tax
Rent in$3,007/mo
$2,891Collected
$2,891/mo actually reaches you — the other $116 is lost to voids: the weeks a rental sits empty between tenants, when no rent comes in.
Where it goes
$2,545Mortgage$1,227Costs
Outgoings exceed rent — you top up $764/mo
Mortgage$2,545
Costs$1,227
Management$301
Maintenance$67
Insurance$40
CapEx reserve$150
Voids + council tax$9
Ltd co. accounts$104
Tax—
Shortfall−$764
Returns
Return before costson price7.08%
Cash returnon cash-4.73%
Gross margin$1,665
Cash needed$194,086
Monthly profit paybackn/a (monthly loss)
Data confidence
Lender stress test
Rent-covers-mortgage check0.66
Rent-covers-mortgage check FAIL (need ≥ 1.00)
Year-by-year Monthly profit (5-yr horizon)
Net Monthly profit after tax. Rent + costs compound at their growth rates; mortgage principal amortises year-by-year for repayment loans.
Mortgage paydownRent profitbefore price growth
Full year-by-year breakdown
Year
Gross Rent
Op Costs
Mortgage
Equity Built
Tax
Net
Cumulative
Year 1
$36,084
$14,721
$30,537
$0
$0
-$9,174
-$9,174
Year 2
$37,167
$15,162
$30,537
$0
$0
-$8,533
-$17,707
Year 3
$38,282
$15,617
$30,537
$0
$0
-$7,873
-$25,580
Year 4
$39,430
$16,086
$30,537
$0
$0
-$7,193
-$32,773
Year 5
$40,613
$16,568
$30,537
$0
$0
-$6,493
-$39,265
What we verified
3 total
2100
Building condition1▾
Refurb costBased on beds + baths + sqftEstimate available
Investor profile2▾
Tenant profileBeds + postcode heuristicFamily let
Rent by the room feasibilityMin 3 beds for C4 routeBelow threshold
Comparables
sold within 0.5 mi
Location & transport
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PropertySchoolsUniversitiesStations
Transport detail not loaded for this property.
Acquisition costs
$194K
25% deposit$127,500
Refurb$52,785
Legal + survey$2,900
Mortgage + broker$8,650
Cash needed$194,086
Green = verified data. Amber = market typical. Red = our estimate — verify before offering.
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Sources: Zillow · County records · GreatSchools Estimates not financial advice