SW 312 St & 187th Ave

Miami, FL 33030 · single_family · Ready To Build · 9 days on market
Asking price$589,990
5 beds 3 baths 2,474 sqft
View on Realtor.com →
Listed by Coral Landings
Typesingle_family
Built
Price / sqft$238
Est. value (own analysis)$753,301
Rent estimate (own analysis)$4,100/mo
HOANone
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Neighborhood

Show every detail
Statusready_to_build
Listed date2026-08-25
Removed date
MLSLennar #2474
Coordinates25.47340, -80.49370
AddressSW 312 St & 187th Ave
CityMiami
StateFL
Zip33030
Listing ID417000941707
Sourceus-real-estate-listings, cached 2026-08-28

ZIP market snapshot (33030)

Typical home value (ZHVI)$521,479
Typical rent (ZORI)$2,465/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$589,990
Down payment (20.0%)$117,998
Loan amount$471,992
Closing costs (5.0%)$29,500
Total cash to close$147,498
Rent (comp-derived)$4,100$49,200
Vacancy loss (8.0%)

Vacancy Loss

Gross Scheduled Rent × Vacancy Rate

Gross scheduled rent (annual) comp$49,200
Vacancy rate (assumption) assumption8.0%

$49,200 × 8.0% = $3,936

Effective gross income$3,772$45,264
Property tax (placeholder 1.9% of price)$934$11,210
Insurance (placeholder 0.8% of price)$393$4,720
HOA dues$0$0
Management (0.0% of EGI)$0$0
Maintenance (5.0% of GSR)$205$2,460
Total operating expenses$1,532$18,390
Net operating income (NOI)

Net Operating Income (NOI)

Effective Gross Income − Total Operating Expenses

Effective gross income derived$45,264
Total operating expenses derived$18,390

$45,264 − $18,390 = $26,874

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$471,992
Interest rate (avg 30yr rate) comp6.7%
Term (assumption) assumption30 years

$471,992 amortized at 6.7% over 30 years = $3,033/mo

CapEx reserve (5.0% of GSR)$205$2,460
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$26,874
Annual debt service derived$36,398
Annual CapEx reserve assumption$2,460
Annual PMI assumption$0

($26,874 − $36,398 − $2,460 − $0) ÷ 12 = -$999

Cap rate

Cap Rate

NOI ÷ Purchase Price

NOI derived$26,874
Purchase price data$589,990

$26,874 ÷ $589,990 = 4.6%

Cash-on-cash

Cash-on-Cash Return

Annual Cash Flow ÷ Total Cash Invested

Annual cash flow derived-$11,984
Total cash to close derived$147,498

-$11,984 ÷ $147,498 = -8.1%

DSCR

Debt Service Coverage Ratio (DSCR)

NOI ÷ Annual Debt Service

NOI derived$26,874
Annual debt service derived$36,398

$26,874 ÷ $36,398 = 0.74

Rent-to-price (1% rule)

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

(Gross Scheduled Rent ÷ 12) ÷ Purchase Price

Gross scheduled rent (annual) comp$49,200
Purchase price data$589,990

($49,200 ÷ 12) ÷ $589,990 = 0.7%

Gross rent multiplier

Gross Rent Multiplier (GRM)

Purchase Price ÷ Gross Scheduled Rent

Purchase price data$589,990
Gross scheduled rent (annual) comp$49,200

$589,990 ÷ $49,200 = 12.0

Operating expense ratio

Operating Expense Ratio

Total Operating Expenses ÷ Effective Gross Income

Total operating expenses derived$18,390
Effective gross income derived$45,264

$18,390 ÷ $45,264 = 40.6%

Break-even occupancy

Break-Even Occupancy

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

Total operating expenses derived$18,390
Annual debt service derived$36,398
Annual PMI assumption$0
Gross scheduled rent (annual) comp$49,200

($18,390 + $36,398 + $0) ÷ $49,200 = 111.4%

Comparables

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

AddressTypeBedsBathsSqftAsking rentListedDays on market
single_family532,474$4,1002026-07-03
single_family532,474$3,5002026-08-10
single_family542,731$6,850

18849 SW 315th St

Homestead, 33030 · rent comp

Bedrooms / bathrooms5 bd / 3 ba
Square footage2,474
Listed2026-07-03
Days on market

Asking rent: $4,100

View on Zillow →

18873 SW 315th St

Homestead, 33030 · rent comp

Bedrooms / bathrooms5 bd / 3 ba
Square footage2,474
Listed2026-08-10
Days on market

Asking rent: $3,500

View on Zillow →

32242 SW 194th Ave

Homestead, 33030 · rent comp

Bedrooms / bathrooms5 bd / 4 ba
Square footage2,731
Listed
Days on market

Asking rent: $6,850

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
17354 SW 287th Stsingle_family543,373$1,200,0002026-07-21
17372 SW 287th Stsingle_family543,373$1,250,0002026-07-06
31500 SW 187th Avesingle_family563,306$539,0002026-06-10
28550 SW 192nd Avesingle_family543,231$1,000,0002026-05-11
16733 SW 292nd Tersingle_family552,838$760,0002026-05-07
2147 NW 15th Plsingle_family532,837$770,0002026-05-06
2230 NW 17th Avesingle_family553,972$1,050,0002026-04-28
17451 SW 285th Stsingle_family532,458$694,0002026-04-27
17334 SW 303rd Stsingle_family531,938$637,4002026-04-20
622 NW 7th Avesingle_family522,132$260,0002026-04-13
18455 SW 284th Stsingle_family537,896$1,690,0002026-03-31
19621 SW 308th Stsingle_family532,465$789,0002026-02-18
690 NW 18th Stsingle_family541,800$510,0002026-02-09
17341 SW 304th Stsingle_family531,938$650,0002026-02-06
29151 SW 168th Ctsingle_family553,532$965,0002026-02-03
16916 SW 291st Stsingle_family552,838$980,0002026-01-26
29282 SW 181st Avesingle_family543,120$950,0002026-01-23
17392 SW 284th Stsingle_family542,756$856,0002026-01-15
17241 SW 288th Stsingle_family553,384$1,149,9902025-12-23

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
SW 288 St & 177th Avesingle_family542,806$860,990
17480 SW 286 Stsingle_family533,108$809,140
17480 SW 286 Stsingle_family543,108$809,140
18844 SW 314th Stsingle_family532,474$591,290
28544 SW 176th Ave.single_family542,806$815,990
17464 SW 286 Stsingle_family543,108$814,090
single_family532,349$385,000
31310 SW 215th Avesingle_family555,497$1,995,000

10-year hold projection

IRR5.0%
Equity multiple1.80x
Total return (10yr)$194,506
YearProperty valueNOICash flowLoan balanceEquity
1$607,690$26,874-$11,984$466,875$140,815
2$625,920$27,772-$11,147$461,406$164,515
3$644,698$28,700-$10,282$455,561$189,137
4$664,039$29,657-$9,389$449,315$214,724
5$683,960$30,646-$8,467$442,641$241,319
6$704,479$31,667-$7,514$435,508$268,971
7$725,613$32,721-$6,530$427,885$297,729
8$747,382$33,809-$5,513$419,738$327,643
9$769,803$34,933-$4,462$411,033$358,771
10$792,897$36,093-$3,377$401,729$391,168
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.