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18306 Water Mill Dr
D Composite 41.62
Why this score? — see what drove the D grade

The composite is a weighted blend of 9 inputs, each scored 0–100. Each bar is that input's sub-score; the figure is the points it added to the 100-point composite (weight × sub-score).

  • ARV discount +14.2/15.0
  • Cash flow +8.4/30.0
  • Schools +4.4/10.0
  • 1% rule +3.9/10.0
  • Livability +3.7/5.0
  • Condition / age +2.5/5.0
  • DSCR +2.3/10.0
  • Rent growth +2.2/5.0
  • Appreciation +0.0/10.0

$266,000

18306 Water Mill Dr · Houston, TX 77429
4 bd · 2.5 ba · 2,035 sqft · SingleFamily public records · 76 Days on market
Built 1997 7,448 sqft lot $131/sqft · 15% below area Est $313k · 15% under $64/mo HOA · 3% of rent ↓ 2% since listing

🖨 Deal sheet (PDF) 📄 Offer letter ✓ Due diligence

Listing remarks MLS

Situated on a quiet corner, 18306 Water Mill Dr features fresh interior paint and a fireplace. The kitchen includes an accent backsplash. The primary bedroom holds a walk in closet, while the primary bathroom contains double sinks plus a separate tub and shower. The exterior provides a patio and a fenced in backyard. This residence stands as a functional structure within the established neighborhood environment. Included 100-Day Home Warranty with buyer activation

Key facts

  • Double sinks
  • Walk in closet
  • Patio

Tags

FIREPLACEACCENT BACKSPLASHWALK IN CLOSETDOUBLE SINKSSEPARATE TUB AND SHOWERPATIO

Neighborhood map

Property Rental comp Retail Transit Schools Stadiums Fortune 500 · Circle radius: 3.0 mi
Loading POIs…

What this means for you Summary

Snapshot

  • This is a 4-bed/2.5-bath single-family listed at $266k.

Deal economics

  • At list price, monthly cash flow is $-239 ($-3k/yr) — negative.
  • To cash-flow at today's rent, offer at most $224k (15.9% below list).
  • To meet the 1% rule (rent ≥ 1% of price), the offer needs to be $238k (10.6% below list).
  • Recommended offer: $224k (15.9% below list) — sets the bar for cash-flow.
  • Cap rate 5.2% vs local median 3.2% in Houston — top-decile yield for the area; either an underpriced asset or a hidden risk that comps aren't pricing in. Stress-test before assuming the spread holds.

Location & tenants

  • Location reads 74/100 on livability (#184 in TX, #4,771 nationally) — a middle-class / working-renter tenant base. Strengths: amenities A+, cost of living A+, housing A+; Watch: crime F.
  • Cypress-Fairbanks ISD (suburban): math 45% / reading 52% proficiency, ranked #161 of 826 in TX (top 20%) — families likely to look elsewhere, expect single-tenant / working-renter base with shorter leases.
  • Zoned schools: Robison El (math 52% / reading 56%, grade C, #664 of 4,322 statewide, top 16%, 916 students, 41% FRL); Spillane Middle (math 74% / reading 71%, grade A, #49 of 1,662 statewide, top 3%, 1,546 students, 29% FRL); Cypress-Fairbanks J J A E P (12 students, 0% FRL) — zoned schools average 23% FRL vs 43% district-wide (20 pts lower); this property's tenant base skews higher-income than the district average.
  • Zoned-school proficiency averages 63% at this address vs 48% district-wide (+15 pts) — the actual schools serving this property are materially stronger than the Cypress-Fairbanks ISD average implies; a family-tenant draw the district grade alone would hide.
  • Market conditions: Rents soft (-1.2%/yr); 618 active listings in the ZIP; 8 comparable units currently listed for rent nearby; rentals at typical pace (median 24d on market — plan ~3-4 weeks tenant-placement turnaround); high-income renter base; 29,883 units permitted in Harris County in 2024 (8,621 in 5+ unit buildings).

Forward outlook

  • Local home prices are declining (-3.0%/yr); year-one equity from $2k of loan paydown is wiped out by about $8k of value loss. Plan a longer hold.
  • Harris County population projected at +47% by 2050 — long-run rental-demand tailwind backs the buy-and-hold thesis.

Negotiation context

  • It's been on market 76 days — a 6% lower offer ($250k) is reasonable based on typical stale-listing flexibility.

Risks & watch-outs

  • Climate carrying-cost: severe wind risk, 99% chance of damaging wind over 30y; extreme-heat days projected 7→23/yr by 2055 (HVAC capex compounding) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $223,834 (15.9% below list)

Questions for the listing agent

  1. What do current leases actually rent for vs. the listed asking? Can we see a recent rent roll and the last 12 months of T-12 income?
  2. It's been on market 76 days. Have you received any prior offers? Is the seller open to a 16% concession, seller financing, or rate buy-down credit?
  3. What does the HOA fee cover, when was the last increase, and are there any pending special assessments or reserve-fund shortfalls?
  4. Why hasn't it sold? Are there any deal-killer items the seller is aware of (foundation, flood, title, zoning, code violations)?
  5. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  6. Schools are D-rated, which usually means shorter tenancies and higher turnover. Who's the typical renter profile here, and what's been the actual vacancy rate?
  7. Crime grade is F in this area — have there been break-ins, vandalism, or insurance claims at this property in the last 3 years? What carrier currently insures it and at what premium?
  8. The area grade is low — what's the realistic commute time and amenity access for the typical tenant pool here? Any planned neighborhood developments (good or bad) we should know about?
  9. What's the average days-on-market for RENTAL listings here right now (not sales)? A rising rental-DOM trend means longer vacancies and softer asking-rent achievability than the comps imply.
  10. What's the recent tenant-quality profile in this submarket — average credit score on applications, eviction rate, late-payment / NSF rate, and stable-employment percentage? A property-management company in the area should have these aggregated.
  11. How much new for-sale + rental construction is in the pipeline within 1–3 miles? Heavy new supply typically softens prices + rents 12–24 months out; constrained supply supports both.

Investment metrics

1% rule
0.89%
Cap rate
5.22%
Cash-on-cash
-3.85%
DSCR
0.83
GRM
9.3

CMA / ARV

ARV (median comp)
$312,896
List price
$266,000
Delta
-14.99%
Verdict
UNDERPRICED
Comps
20 within 1.0 mi
Show comp detail 12 sales within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
14519 Bladenboro Dr 0.25mi 3/2.5 (-1) 2,000 (-2%) 1mo $279,000 $140 80
18323 Water Mill Dr 0.06mi 3/2.0 (-1) 1,878 (-8%) 2mo $270,000 $144 76
14710 Arbor Trace Ct 0.34mi 4/2.0 2,019 (-1%) 6mo $320,000 $158 76
18422 Auburn Woods Dr 0.19mi 3/2.0 (-1) 2,099 (+3%) 6mo $300,000 $143 73
14626 Hazy Ridge Ln 0.51mi 4/2.5 2,174 (+7%) 2mo $310,000 $143 63
14307 Millstone Estates Ln 0.52mi 4/2.0 2,239 (+10%) 2mo $405,000 $181 56
17910 Cypress Valley Ln 0.44mi 4/2.5 2,259 (+11%) 8mo $328,000 $145 55
17806 Carriage Crossing Ln 0.53mi 4/2.0 2,235 (+10%) 4mo $338,000 $151 54
14110 Aster Estates Ln 0.59mi 3/2.0 (-1) 2,180 (+7%) 5mo $350,000 $161 50
14610 Hazy Ridge Ln 0.52mi 3/2.0 (-1) 1,734 (-15%) 0mo $275,000 $159 44
17707 Thicket Hollow Ln 0.60mi 3/2.0 (-1) 1,759 (-14%) 0mo $281,000 $160 42
14602 Thornbluff Ct 0.63mi 4/2.0 1,755 (-14%) 6mo $299,000 $170 40

Match score weights: distance 35% · size 25% · config 20% · recency 20%. Top-matched comps best support the ARV.

Projected returns pro-forma

-3.0% appreciation · 0.0% rent growth · sell at horizon

5-year hold
IRR
-26.7%
Equity multiple
0.13×
Total profit
$-65,065
Equity at exit
$39,661
10-year hold
IRR
-42.6%
Equity multiple
-0.37×
Total profit
$-102,313
Equity at exit
$22,999

Cash invested: $74,480 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
87 Strongly Landlord-Friendly
State Texas
87 Strongly Landlord-Friendly · R+5
County
— inherits STATE
City
— inherits STATE
3-day notice; statewide preemption; one of the fastest eviction climates; Travis County (Austin) slightly slower.

ZIP-level market 77429

Rents YoY
-1.2%
Active inventory
618
Price-to-rent
9.3×

Monthly cashflow live

Estimated rent
$2,377 high interval (Pro) →
Mortgage (P&I)
$1,395
Tax from tax record
$547 /mo · $6,560/yr
Insurance
$111
HOA
$64
Vacancy / Maint / Mgmt
$499
Net cashflow
$-239

Break-even live

Break-even rent $2,679
Max offer price $223,834
Occupancy floor

Sensitivity live

Price -10% $-88 -5% $-163 +0% $-239 +5% $-314 +10% $-389
Rent -10% $-426 -5% $-333 +0% $-239 +5% $-145 +10% $-51
Rate -1.0pp $-105 -0.5pp $-171 base $-239 +0.5pp $-308 +1.0pp $-378

UW: 25.0% down · 7.5% · 30yr · 1.5% tax · 5.0% vac · 8.0% maint · 8.0% mgmt

Financing live

Cash to close

Down payment
$66,500
Closing costs
$7,980
Reserves months
Total cash needed

Loan-product check · same deal, 3 products live

Conventional

25% down · 7.5% · 30yr

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

Personal DTI + credit; lowest rate.

DSCR

20% down · 8.5% · 30yr

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

No personal income docs; deal must DSCR.

Hard money

10% down · 12.0% · 12mo

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

Short-term bridge; refi at stabilization.

Rent comps 8 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
14738 Autumn Glen Ct Cypress, TX 4.0 2.0 2179 $2,420 $1.11 1d 1 0.40mi
17910 Cypress Valley Ln Cypress, TX 4.0 2.5 2259 $2,445 $1.08 45d 1 0.44mi
18534 Burgundy Sky Way Cypress, TX 3.0 2.0 1776 $1,995 $1.12 45d 1 0.86mi
13136 Fry Rd Cypress, TX 3.0 2.0 1654 $2,100 $1.27 45d 1 1.02mi
13130 Fry Rd Cypress, TX 1.0–3.0 1.0–2.0 1089 $2,189 $2.01 1d 25 1.04mi
15007 Appian Oak St Cypress, TX 4.0 2.5 2521 $2,626 $1.04 24d 1 1.17mi
17802 Mound Rd Cypress, TX 1.0–3.0 1.0–2.0 1125 $2,295 $2.04 1d 22 1.34mi
16510 Barker Ranch Ct Cypress, TX 3.0 2.0 2300 $2,210 $0.96 19d 1 1.44mi

HOA detail

Monthly dues
$64 · $768/yr
Likely covers
water

Listing history 20 events

  1. 2026-06-21
    status $266,000 Pending 76 DOM
  2. 2026-06-18
    days on market $266,000 Active 76 DOM
  3. 2026-06-17
    days on market $266,000 Active 75 DOM
  4. 2026-06-16
    days on market $266,000 Active 74 DOM
  5. 2026-06-15
    days on market $266,000 Active 73 DOM
  6. 2026-06-13
    days on market $266,000 Active 71 DOM
  7. 2026-06-13
    pricedays on market $266,000 Active 70 DOM
  8. 2026-06-09
    days on market $280,000 Active 67 DOM
  9. 2026-06-08
    days on market $280,000 Active 66 DOM
  10. 2026-06-07
    days on market $280,000 Active 65 DOM
  11. 2026-06-04
    days on market $280,000 Active 62 DOM
  12. 2026-06-03
    days on market $280,000 Active 61 DOM
  13. 2026-06-02
    days on market $280,000 Active 60 DOM
  14. 2026-06-02
    days on market $280,000 Active 59 DOM
  15. 2026-05-31
    days on market $280,000 Active 58 DOM
  16. 2026-04-23
    price $280,000 468-char remark
    Show marketing remark (468 chars)

    Situated on a quiet corner, 18306 Water Mill Dr features fresh interior paint and a fireplace. The kitchen includes an accent backsplash. The primary bedroom holds a walk in closet, while the primary bathroom contains double sinks plus a separate tub and shower. The exterior provides a patio and a fenced in backyard. This residence stands as a functional structure within the established neighborhood environment. Included 100-Day Home Warranty with buyer activation

  17. 2026-04-03
    listed $285,000 Active 468-char remark
    Show marketing remark (468 chars)

    Situated on a quiet corner, 18306 Water Mill Dr features fresh interior paint and a fireplace. The kitchen includes an accent backsplash. The primary bedroom holds a walk in closet, while the primary bathroom contains double sinks plus a separate tub and shower. The exterior provides a patio and a fenced in backyard. This residence stands as a functional structure within the established neighborhood environment. Included 100-Day Home Warranty with buyer activation

  18. 2026-03-20
    soldstatus
  19. 2007-08-15
    soldstatus
  20. 1998-01-02
    soldstatus

ⓘ Source: listings_history table (triggers on properties + properties_extension) + one-shot backfill from property_details.listing_events for pre-trigger history.

Tax reassessment forecast TX · Resets to sale price

Current annual tax
$6,560 · $547/mo
Projected year-2 tax
$6,560 · $547/mo
Expected delta
$0/yr ($0/mo · 0.0%)

ⓘ Screening estimate from a state-policy table — verify with the county assessor before closing.

Climate risk First Street

  • 🌊 Flood 4/10 Moderate FEMA zone X (unshaded) · 22% chance over 30 yrs
  • 🔥 Wildfire 3/10 Moderate
  • 🌡 Heat 9/10 Extreme 7 d/yr ≥111°F today · 23 d/yr by 30 yrs out
  • 💨 Wind 8/10 Severe 99% chance of damaging wind over 30 yrs
  • 🫁 Air quality 2/10 Low 2 unhealthy d/yr today · 2 by 30 yrs out

Nearby sold comps map

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Walkable amenities ~0.75 mi

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Taxation est. · year 1

Rental income
$28,523
− Mortgage interest
−$14,900
− Property taxes
−$6,560
− Insurance
−$1,330
− Repairs & maintenance
−$2,282
− Management
−$2,282
− HOA
−$768
− Depreciation
−$7,738
Taxable loss
−$7,337
combined federal + state — saved on this device
Est. tax savings @ 24.0%
+$1,761
After-tax cash flow
$-1,103/yr

For passive investors: Depreciation is non-cash, so a rental often shows a tax loss while cash-flowing — sheltering income. Rental losses are passive: they offset passive income freely, and up to $25,000/yr can offset ordinary (W-2) income if you actively participate and your MAGI is under $100k (phasing out to $0 by $150k); unused losses carry forward. On sale, claimed depreciation is recaptured at up to 25%, and gains may owe capital-gains tax (a 1031 exchange can defer both). Figures are a year-1 estimate at your 24.0% rate — not tax advice; consult a CPA.

Schools (NCES district)

District
Cypress-Fairbanks ISD
NCES district ID
4816110
Math proficiency
45% ▼ -12.00%
Reading proficiency
52% ▼ -2.00%
Median HH income
$72,025
Composite
43.63/100
National rank
#2968
State rank
#161 of 826 in TX

Livability — Houston

Score
74/100
State rank
#184
US rank
#4771

Category grades

Amenities A+ Commute A Cost of living A+ Crime F Employment C Housing A+ Health & safety A- User ratings F

Schools grade is shown separately in the Schools card above.

Census & demographics

County
Harris County · 4,702,590 people
City population
3,226,434
Metro
Houston-The Woodlands-Sugar Land, TX
Population (ZIP)
96,334
Household income
$119,191
Rent vs Own
18.8% rent · 81.2% own
Severe rent burden
1264.0

Population outlook (Harris County) Hauer SSP2

Today (2025)
5,571,493 people
By 2030
6,089,821 · +9.3%
By 2040
7,142,806 · +28.2%
By 2050
8,185,864 · +46.9%
By 2075
10,574,329 · +89.8%
By 2100
12,109,958 · +117.4%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Diverse neighborhood (Simpson 0.66)
Race & ethnicity
White 52% Hispanic / Latino 23% Two or more races 15% Black 11% Asian 10%
Hispanic origin (detail)
Mexican 16%
Common ancestry
Romanian 3% Lithuanian 2% Italian 2%
Foreign-born
17% · Canada, Vietnam, Jamaica
Languages at home
73% English-only · Spanish 14% Other Indo-European 3% Vietnamese 3%

Political lean MEDSL · Harris

2024 margin
Lean D (+5.5) · D 52.0% · R 46.4% · Other 1.6%
2008→2024 swing
+3.9pp toward D · 2008: 1.6pp · 2024: 5.5pp
All cycles
2024: D+5.5 2020: D+13.3 2016: D+12.4 2012: D+0.1 2008: D+1.6

Not yet ingested

Civics

Market trends

HPI YoY
▼ -125.36%
Current HPI
232.7267
Rent YoY
▼ -1.23%
Metro
Houston-The Woodlands-Sugar Land, TX
State GDP YoY
▲ 3.95%
F500 in state
110

Industry mix (Fortune 500 HQ in TX)

Industry F500 HQs Revenue

Price history

-1.8% since first listed
5 events — show timeline
  • 2026-04-23 Price Changed $280,000 HARMLS
  • 2026-04-03 Listed $285,000 HARMLS
  • 2026-03-20 Sold (Public Records) Public Records
  • 2007-08-15 Sold (Public Records) Public Records
  • 1998-01-02 Sold (Public Records) Public Records

Property tax history

+6.2%/yr

Latest (2025): $6,560 · +5.4% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

Loading sold comps…