645 NE 77th St Apt 8
Miami, FL 33138 · condos · For Sale · 274 days on market
Asking price$178,950
0 beds 1 baths 360 sqft
Listed by Magleni Salazar · La Playa Properties Group Inc
Typecondos
Built1953
Price / sqft$497
Est. value (own analysis)$185,106
Rent estimate (own analysis)$1,350/mo
HOA$520/mo
Wind10/10Extreme$Heat10/10ExtremeFlood9/10extreme$Air2/10MinorWildfire1/10Minimal
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Statusfor_sale
Listed date2025-12-02
Removed date—
MLSMiamiMLS #A11923789
Coordinates25.84619, -80.18355
Address645 NE 77th St Apt 8
CityMiami
StateFL
Zip33138
Listing ID5788502502
Sourceus-real-estate-listings, cached 2026-08-30
ZIP market snapshot (33138)
Typical home value (ZHVI)$806,988
Typical rent (ZORI)$2,367/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)
| Acquisition (one-time, not monthly/yearly) | |
| Purchase price | $178,950 |
| Down payment (20.0%) | $35,790 |
| Loan amount | $143,160 |
| Closing costs (5.0%) | $8,948 |
| Total cash to close | $44,738 |
| Income | |
| Rent (comp-derived) | $1,350$16,200 |
| Vacancy loss (8.0%) | |
| Effective gross income | $1,242$14,904 |
| Operating expenses | |
| Property tax (placeholder 1.9% of price) | $283$3,400 |
| Insurance (est. scaled by flood & wind risk) | $262$3,150 |
| HOA dues | $520$6,240 |
| Management (0.0% of EGI) | $0$0 |
| Maintenance (5.0% of GSR) | $68$810 |
| Total operating expenses | $1,133$13,600 |
| Net operating income (NOI) | |
| Debt service & reserves | |
| Debt service (6.66%, avg 30yr rate as of 2026-08-27, 30yr amortizing) | |
| CapEx reserve (5.0% of GSR) | $68$810 |
| Mortgage insurance (PMI) (0.0% of loan, not required — down payment ≥ 20%) | $0$0 |
| Cash flow |
Cap rate
Cash-on-cash
DSCR
Rent-to-price (1% rule)
Gross rent multiplier
Operating expense ratio
Break-even occupancy
Comparables
Same ZIP. Real active rental listings, used to derive the rent estimate above.
| Address | Type | Beds | Baths | Sqft | Asking rent | Listed | Days on market |
|---|---|---|---|---|---|---|---|
| apartment | 0 | 1 | 486 | $1,748 | 2025-03-27 | — | |
| condos | 0 | 1 | 420 | $1,600 | 2026-08-19 | — | |
| apartment | 0 | 1 | 420 | $1,500 | 2025-01-03 | — | |
| apartment | 0 | 1 | 400 | $1,100 | 2026-07-23 | — | |
| apartment | 0 | 1 | 420 | $1,500 | 2026-07-16 | — | |
| apartment | 0 | 1 | 420 | $1,525 | 2026-07-16 | — | |
| condos | 0 | 1 | 450 | $1,450 | 2026-07-08 | — | |
| apartment | 0 | 1 | 252 | $1,150 | 2026-07-08 | — | |
| apartment | 0 | 1 | 324 | $1,195 | 2026-08-25 | — | |
| apartment | 0 | 1 | 260 | $895 | 2026-08-31 | — | |
| apartment | 0 | 1 | 300 | $1,150 | 2026-04-18 | — | |
| apartment | 0 | 1 | 252 | $1,095 | 2026-08-25 | — | |
| apartment | 0 | 1 | 324 | $1,195 | 2026-08-25 | — | |
| apartment | 0 | 1 | 395 | $1,195 | 2025-11-13 | — | |
| apartment | 0 | 1 | 300 | $1,375 | 2026-03-17 | — | |
| apartment | 0 | — | 300 | $1,500 | 2026-05-03 | — | |
| apartment | 0 | 1 | 380 | $1,450 | 2025-01-28 | — | |
| apartment | 0 | 1 | 400 | $1,325 | 2026-09-01 | — |
Same ZIP & bedroom count. 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.
| Address | Type | Beds | Baths | Living sqft | Sale price | Sale date |
|---|---|---|---|---|---|---|
| 8101 Biscayne Blvd Unit R509 | condos | 0 | 1 | 1,128 | $580,000 | 2026-05-20 |
| 8101 Biscayne Blvd Unit R513 | condos | 0 | 1 | 534 | $290,000 | 2026-05-15 |
| 880 NE 69th St Apt 14H | condos | 0 | 1 | 580 | $180,000 | 2026-03-25 |
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.
| Address | Type | Beds | Baths | Sqft | Asking price | Days on market |
|---|---|---|---|---|---|---|
| 8101 Biscayne Blvd Unit R410 | condos | 0 | 1 | 533 | $315,000 | — |
| 544 NE 62nd St Unit 544-8 | condos | 0 | 1 | 338 | $155,000 | — |
| 700 NE 63rd St Apt D506 | condos | 0 | 1 | 571 | $244,900 | — |
| 770 NE 69th St Unit 1C | condos | 0 | 1 | 470 | $240,000 | — |
| 7645 NE 1st Ave | single_family | 0 | — | 1,557 | $474,900 | — |
| 8101 Biscayne Blvd Unit R506 | condos | 0 | 1 | 879 | $415,000 | — |
| 700 NE 63rd St Apt D606 | condos | 0 | 1 | 571 | $225,000 | — |
| 770 NE 69th St Unit 1E | condos | 0 | 1 | 470 | $159,990 | — |
10-year hold projection
IRR-5.5%
Equity multiple0.07x
Total return (10yr)-$18,121
| Year | Property value | NOI | Cash flow | Loan balance | Equity |
|---|---|---|---|---|---|
| 1 | $184,319 | $1,304 | -$10,545 | $141,608 | $42,711 |
| 2 | $189,848 | $1,412 | -$10,458 | $139,949 | $49,899 |
| 3 | $195,544 | $1,524 | -$10,367 | $138,177 | $57,367 |
| 4 | $201,410 | $1,641 | -$10,271 | $136,282 | $65,128 |
| 5 | $207,452 | $1,763 | -$10,171 | $134,258 | $73,194 |
| 6 | $213,676 | $1,891 | -$10,065 | $132,094 | $81,581 |
| 7 | $220,086 | $2,025 | -$9,954 | $129,782 | $90,304 |
| 8 | $226,689 | $2,164 | -$9,838 | $127,312 | $99,377 |
| 9 | $233,489 | $2,310 | -$9,716 | $124,671 | $108,818 |
| 10 | $240,494 | $2,462 | -$9,589 | $121,849 | $118,644 |
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.