7124 Bay Dr

Miami Beach, FL 33141 · multi_family · For Sale · 238 days on market
Asking price$2,140,000
8 beds 8 baths 4,732 sqft
Suggested offer$1,929,899$210,101 above the est. market value of $1,929,899.
View on Realtor.com →
Listed by Brigitte Lina · One Sotheby's International Realty
Typemulti_family
Built1940
Price / sqft$452
Est. value (own analysis)$1,929,899
Rent estimate (building total, own analysis)$14,912/mo
HOANone
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Neighborhood

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Statusfor_sale
Listed date2026-01-07
Removed date
MLSMiamiMLS #A11922740
Coordinates25.85651, -80.12864
Address7124 Bay Dr
CityMiami Beach
StateFL
Zip33141
Listing ID5601597262
Sourceus-real-estate-listings, cached 2026-08-31

ZIP market snapshot (33141)

Typical home value (ZHVI)$429,204
Typical rent (ZORI)$2,504/mo
Zillow Research's ZHVI (home value index) and ZORI (rent index) for this ZIP, as of 2026-07 — free published data, refreshed monthly, no RentCast quota spent. "Typical value/rent" is a smoothed index, not a literal median of active listings.

Underwriting (buy-and-hold, default assumptions)

Purchase price$2,140,000
Down payment (20.0%)$428,000
Loan amount$1,712,000
Closing costs (5.0%)$107,000
Total cash to close$535,000
Rent (estimate)$14,912$178,941
Vacancy loss (8.0%)

Vacancy Loss

Gross Scheduled Rent × Vacancy Rate

Gross scheduled rent (annual) comp$178,941
Vacancy rate (assumption) assumption8.0%

$178,941 × 8.0% = $14,315

Effective gross income$13,719$164,626
Property tax (placeholder 1.9% of price)$3,388$40,660
Insurance (placeholder 0.8% of price)$1,427$17,120
HOA dues$0$0
Management (0.0% of EGI)$0$0
Maintenance (5.0% of GSR)$746$8,947
Total operating expenses$5,561$66,727
Net operating income (NOI)

Net Operating Income (NOI)

Effective Gross Income − Total Operating Expenses

Effective gross income derived$164,626
Total operating expenses derived$66,727

$164,626 − $66,727 = $97,899

Debt service (6.66%, avg 30yr rate as of 2026-08-27, 30yr amortizing)

Monthly Principal & Interest

Standard amortization on the loan amount, at the effective rate and term

Loan amount derived$1,712,000
Interest rate (avg 30yr rate) comp6.7%
Term (assumption) assumption30 years

$1,712,000 amortized at 6.7% over 30 years = $11,002/mo

CapEx reserve (5.0% of GSR)$746$8,947
Mortgage insurance (PMI) (0.0% of loan, not required — down payment ≥ 20%)$0$0
Cash flow

Monthly Cash Flow

(NOI − Annual Debt Service − Annual CapEx Reserve − Annual PMI) ÷ 12

NOI derived$97,899
Annual debt service derived$132,021
Annual CapEx reserve assumption$8,947
Annual PMI assumption$0

($97,899 − $132,021 − $8,947 − $0) ÷ 12 = -$3,589

Cap rate

Cap Rate

NOI ÷ Purchase Price

NOI derived$97,899
Purchase price data$2,140,000

$97,899 ÷ $2,140,000 = 4.6%

Cash-on-cash

Cash-on-Cash Return

Annual Cash Flow ÷ Total Cash Invested

Annual cash flow derived-$43,070
Total cash to close derived$535,000

-$43,070 ÷ $535,000 = -8.1%

DSCR

Debt Service Coverage Ratio (DSCR)

NOI ÷ Annual Debt Service

NOI derived$97,899
Annual debt service derived$132,021

$97,899 ÷ $132,021 = 0.74

Rent-to-price (1% rule)

Rent-to-Price (the "1% rule")

(Gross Scheduled Rent ÷ 12) ÷ Purchase Price

Gross scheduled rent (annual) comp$178,941
Purchase price data$2,140,000

($178,941 ÷ 12) ÷ $2,140,000 = 0.7%

Gross rent multiplier

Gross Rent Multiplier (GRM)

Purchase Price ÷ Gross Scheduled Rent

Purchase price data$2,140,000
Gross scheduled rent (annual) comp$178,941

$2,140,000 ÷ $178,941 = 12.0

Operating expense ratio

Operating Expense Ratio

Total Operating Expenses ÷ Effective Gross Income

Total operating expenses derived$66,727
Effective gross income derived$164,626

$66,727 ÷ $164,626 = 40.5%

Break-even occupancy

Break-Even Occupancy

(Total OpEx + Annual Debt Service + Annual PMI) ÷ Gross Scheduled Rent

Total operating expenses derived$66,727
Annual debt service derived$132,021
Annual PMI assumption$0
Gross scheduled rent (annual) comp$178,941

($66,727 + $132,021 + $0) ÷ $178,941 = 111.1%

Comparables

Same ZIP. Real active rental listings, used to derive the rent estimate above.

No active rental listings cached yet for this bedroom count.

Widened to any bedroom count in ZIP. Closed sales from Realtor.com over the last 12 months, matched to this property's type — real transaction prices, not asking prices. Falls back to Miami-Dade County public records (property appraiser tax roll) when Realtor.com has no sales on file for the area.

AddressTypeBedsBathsLiving sqftSale priceSale date
8109 Harding Avemulti_family1,784$2,500,0002026-08-26
1930 Calais Drmulti_family442,700$1,200,0002026-08-10
7710 Carlyle Avemulti_family3,425$1,175,0002026-07-22
7820 Harding Avemulti_family3,304$1,400,0002026-07-17
630 79th Stmulti_family644,306$1,200,0002026-07-17
800 83rd St Apt 1multi_family663,428$1,300,0002026-07-15
7885 Crespi Blvdmulti_family642,700$2,400,0002026-07-14
7905 Crespi Blvd Apt 3multi_family221,946$2,400,0002026-07-14
345 85th Stmulti_family886,336$1,365,0002026-06-23
8025 Crespi Blvdmulti_family664,704$1,600,0002026-05-12
725 81st Stmulti_family1084,318$1,600,0002026-04-14
1657 N Treasure Dr Apt 4multi_family664,526$500,0002026-04-08
6966 Byron Ave Apt 202multi_family955,016$2,550,0002026-03-27
6484 Indian Creek Dr Apt 121multi_family25,163$115,0002026-03-19
600 79th Stmulti_family263,853$1,540,0002026-02-19
740 83rd St Apt 2multi_family543,330$1,208,0002026-02-05
1800 Normandy Drmulti_family3,000$1,269,9992026-01-30
750 84th Stmulti_family2,464$1,025,0002026-01-15
740 84th Stmulti_family2,464$1,025,0002026-01-15
7411 Carlyle Ave Apt 4multi_family662,961$1,499,0002025-11-05
7411 Carlyle Avemulti_family2,668$1,500,0002025-10-29
1982 Marseille Drmulti_family884,576$500,0002025-09-12

Same ZIP. Other properties currently for sale nearby — asking prices, not closed sale prices. Not a price comp; see Sold comps for actual transaction history.

AddressTypeBedsBathsSqftAsking priceDays on market
611 74th Stmulti_family843,616$1,425,000
multi_family841,898$1,075,000
733 81st Stmulti_family873,170$915,000
1784 Marseille Drmulti_family843,784$1,430,000
8031 Hawthorne Avemulti_family844,429$1,650,000
756 84th Stmulti_family8126,020$7,325,000
625 77th Stmulti_family884,162$1,550,000
1791 Marseille Drmulti_family843,872$1,810,000

10-year hold projection

IRR5.0%
Equity multiple1.80x
Total return (10yr)$710,068
YearProperty valueNOICash flowLoan balanceEquity
1$2,204,200$97,899-$43,070$1,693,438$510,762
2$2,270,326$101,169-$40,023$1,673,602$596,724
3$2,338,436$104,546-$36,875$1,652,403$686,033
4$2,408,589$108,033-$33,623$1,629,748$778,840
5$2,480,847$111,634-$30,263$1,605,538$875,308
6$2,555,272$115,351-$26,793$1,579,666$975,606
7$2,631,930$119,189-$23,208$1,552,016$1,079,914
8$2,710,888$123,152-$19,505$1,522,468$1,188,420
9$2,792,215$127,243-$15,680$1,490,891$1,301,324
10$2,875,981$131,466-$11,728$1,457,145$1,418,836
Assumes 3.0% annual rent growth, 2.5% expense growth, 3.0% appreciation, and a 6.0% selling cost at exit — all placeholder assumptions, not market-derived.
All figures are estimates for evaluation purposes only, not investment, tax, legal, or insurance advice. Property tax is estimated from a real matched tax bill or millage rate when available, a placeholder % of price otherwise; insurance is scaled by flood and wind risk where those are known and a flat percentage otherwise — never a real quote. Verify all of them, along with association restrictions and permit status, before committing capital. Rent estimates come from real comps or Zillow’s ZIP index, not appraisals.