645 NE 77th St Apt 16

Miami, FL 33138 · condos · For Sale · 128 days on market
Asking price$159,900
0 beds 1 baths 360 sqft
View on Realtor.com →
Listed by Catalina Tirado · Howard Chase Real Estate, Llc
Typecondos
Built1953
Price / sqft$444
Est. value (own analysis)$185,106
Rent estimate (own analysis)$1,350/mo
HOA$520/mo
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Neighborhood

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Statusfor_sale
Listed date2026-04-27
Removed date
MLSMiamiMLS #A12008131
Coordinates25.84619, -80.18355
Address645 NE 77th St Apt 16
CityMiami
StateFL
Zip33138
Listing ID6769852184
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)

Purchase price$159,900
Down payment (20.0%)$31,980
Loan amount$127,920
Closing costs (5.0%)$7,995
Total cash to close$39,975
Rent (comp-derived)$1,350$16,200
Vacancy loss (8.0%)

Vacancy Loss

Gross Scheduled Rent × Vacancy Rate

Gross scheduled rent (annual) comp$16,200
Vacancy rate (assumption) assumption8.0%

$16,200 × 8.0% = $1,296

Effective gross income$1,242$14,904
Property tax (placeholder 1.9% of price)$253$3,038
Insurance (placeholder 0.8% of price)$107$1,279
HOA dues$520$6,240
Management (0.0% of EGI)$0$0
Maintenance (5.0% of GSR)$68$810
Total operating expenses$947$11,367
Net operating income (NOI)

Net Operating Income (NOI)

Effective Gross Income − Total Operating Expenses

Effective gross income derived$14,904
Total operating expenses derived$11,367

$14,904 − $11,367 = $3,537

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$127,920
Interest rate (avg 30yr rate) comp6.7%
Term (assumption) assumption30 years

$127,920 amortized at 6.7% over 30 years = $822/mo

CapEx reserve (5.0% of GSR)$68$810
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$3,537
Annual debt service derived$9,865
Annual CapEx reserve assumption$810
Annual PMI assumption$0

($3,537 − $9,865 − $810 − $0) ÷ 12 = -$595

Cap rate

Cap Rate

NOI ÷ Purchase Price

NOI derived$3,537
Purchase price data$159,900

$3,537 ÷ $159,900 = 2.2%

Cash-on-cash

Cash-on-Cash Return

Annual Cash Flow ÷ Total Cash Invested

Annual cash flow derived-$7,138
Total cash to close derived$39,975

-$7,138 ÷ $39,975 = -17.9%

DSCR

Debt Service Coverage Ratio (DSCR)

NOI ÷ Annual Debt Service

NOI derived$3,537
Annual debt service derived$9,865

$3,537 ÷ $9,865 = 0.36

Rent-to-price (1% rule)

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

(Gross Scheduled Rent ÷ 12) ÷ Purchase Price

Gross scheduled rent (annual) comp$16,200
Purchase price data$159,900

($16,200 ÷ 12) ÷ $159,900 = 0.8%

Gross rent multiplier

Gross Rent Multiplier (GRM)

Purchase Price ÷ Gross Scheduled Rent

Purchase price data$159,900
Gross scheduled rent (annual) comp$16,200

$159,900 ÷ $16,200 = 9.9

Operating expense ratio

Operating Expense Ratio

Total Operating Expenses ÷ Effective Gross Income

Total operating expenses derived$11,367
Effective gross income derived$14,904

$11,367 ÷ $14,904 = 76.3%

Break-even occupancy

Break-Even Occupancy

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

Total operating expenses derived$11,367
Annual debt service derived$9,865
Annual PMI assumption$0
Gross scheduled rent (annual) comp$16,200

($11,367 + $9,865 + $0) ÷ $16,200 = 131.1%

Comparables

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

AddressTypeBedsBathsSqftAsking rentListedDays on market
apartment01486$1,7482025-03-27
condos01420$1,6002026-08-19
apartment01420$1,5002025-01-03
apartment01400$1,1002026-07-23
apartment01420$1,5002026-07-16
apartment01420$1,5252026-07-16
condos01450$1,4502026-07-08
apartment01252$1,1502026-07-08
apartment01324$1,1952026-08-25
apartment01260$8952026-08-31
apartment01300$1,1502026-04-18
apartment01252$1,0952026-08-25
apartment01324$1,1952026-08-25
apartment01395$1,1952025-11-13
apartment01300$1,3752026-03-17
apartment0300$1,5002026-05-03
apartment01380$1,4502025-01-28
apartment01400$1,3252026-09-01

719 NE 83rd Ter

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage486
Listed2025-03-27
Days on market

Asking rent: $1,748

View on Zillow →

6509 NE 5th Ave Unit Orange

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage420
Listed2026-08-19
Days on market

Asking rent: $1,600

View on Zillow →

8000 NE Bayshore Ct

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage420
Listed2025-01-03
Days on market

Asking rent: $1,500

View on Zillow →

433 NE 82nd St Apt 1

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage400
Listed2026-07-23
Days on market

Asking rent: $1,100

View on Zillow →

8000 NE Bayshore Ct Apt 110

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage420
Listed2026-07-16
Days on market

Asking rent: $1,500

View on Zillow →

8000 NE Bayshore Ct Apt 203

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage420
Listed2026-07-16
Days on market

Asking rent: $1,525

View on Zillow →

NE 3rd Ct

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage450
Listed2026-07-08
Days on market

Asking rent: $1,450

View on Zillow →

710 NE 85th St Apt 14

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage252
Listed2026-07-08
Days on market

Asking rent: $1,150

View on Zillow →

686 NE 85th St Apt 3B

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage324
Listed2026-08-25
Days on market

Asking rent: $1,195

View on Zillow →

427 NE 62nd St Apt 5

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage260
Listed2026-08-31
Days on market

Asking rent: $895

View on Zillow →

371 NE 80th Ter Apt 12

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage300
Listed2026-04-18
Days on market

Asking rent: $1,150

View on Zillow →

700 NE 85th St Unit 14

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage252
Listed2026-08-25
Days on market

Asking rent: $1,095

View on Zillow →

688 NE 85th St Unit 3B

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage324
Listed2026-08-25
Days on market

Asking rent: $1,195

View on Zillow →

250 NE 77th St Unit 7653

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage395
Listed2025-11-13
Days on market

Asking rent: $1,195

View on Zillow →

1 NE 78th St Apt 3

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage300
Listed2026-03-17
Days on market

Asking rent: $1,375

View on Zillow →

190 NE 90th St Apt 2

El Portal, 33138 · rent comp

Bedrooms / bathrooms0 bd / — ba
Square footage300
Listed2026-05-03
Days on market

Asking rent: $1,500

View on Zillow →

36 NE 65th St

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage380
Listed2025-01-28
Days on market

Asking rent: $1,450

View on Zillow →

437 NE 82nd St Apt 14

Miami, 33138 · rent comp

Bedrooms / bathrooms0 bd / 1 ba
Square footage400
Listed2026-09-01
Days on market

Asking rent: $1,325

View on Zillow →

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.

AddressTypeBedsBathsLiving sqftSale priceSale date
8101 Biscayne Blvd Unit R509condos011,128$580,0002026-05-20
8101 Biscayne Blvd Unit R513condos01534$290,0002026-05-15
880 NE 69th St Apt 14Hcondos01580$180,0002026-03-25

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.

AddressTypeBedsBathsSqftAsking priceDays on market
8101 Biscayne Blvd Unit R410condos01533$315,000
544 NE 62nd St Unit 544-8condos01338$155,000
700 NE 63rd St Apt D506condos01571$244,900
770 NE 69th St Unit 1Ccondos01470$240,000
7645 NE 1st Avesingle_family01,557$474,900
8101 Biscayne Blvd Unit R506condos01879$415,000
700 NE 63rd St Apt D606condos01571$225,000
770 NE 69th St Unit 1Econdos01470$159,990

10-year hold projection

IRR-1.7%
Equity multiple0.72x
Total return (10yr)$9,820
YearProperty valueNOICash flowLoan balanceEquity
1$164,697$3,537-$7,138$126,533$38,164
2$169,638$3,700-$6,995$125,051$44,587
3$174,727$3,869-$6,847$123,467$51,260
4$179,969$4,045-$6,692$121,774$58,195
5$185,368$4,227-$6,531$119,965$65,403
6$190,929$4,417-$6,364$118,032$72,897
7$196,657$4,614-$6,190$115,966$80,691
8$202,557$4,818-$6,010$113,758$88,798
9$208,633$5,030-$5,822$111,399$97,235
10$214,892$5,250-$5,626$108,877$106,015
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.