Real Estate Investing in Castle Rock, Washington

Everything the listing leaves out — vacancy, rent trend, cap rate, landlord climate. All free.

1 ZIP codes • Population: 9,367 • Cowlitz County

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Should you buy in Castle Rock, WA? Our answer, based on the numbers below.

🏠 For Homebuyers
MIXED
Grade C (57/100)

Mixed — home prices are stretched relative to local incomes. Run the math on your specific situation.

📈 For Investors
MIXED
3.0 / 5 (47/100)

A middle-of-the-road market. Workable, but the best opportunities may be nearby ZIPs rather than this one.

⚠️ Risks to Know
1 flag
  • Tenant-protective state: Landlord rating 1.0/5 — slower evictions, more regulations.

What’s happening in Castle Rock, WA?

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3.0/ 5

Investability

Citywide average

2.0/ 5

Appreciation

3.2% 5yr CAGR

1.0/ 5

Landlord Climate

Regulatory friendliness

🏦 30-yr Fixed Rate: 6.76% as of Sep 10 Source: Freddie Mac PMMS
Avg Investability
Avg Home Value $487,160
Avg Monthly Rent $1,503
ZIP Codes 1

Investing in Castle Rock Real Estate

Castle Rock in Washington is one of the markets where the numbers warn before they reward — 1 ZIPs, a sizable population, and a rating that reflects material risk.

The investment case for Castle Rock is difficult to make on screen data alone. a challenging fit for a 3.0 rating and a cap rate of 0.0% that looks fine only until you underwrite the vacancy.

Rents in Castle Rock at $1,503/mo have struggled to keep pace with cost increases, and vacancy has risen in pockets — a dynamic that compresses realized returns well below headline cap rates.

Population dynamics in Castle Rock haven't been supportive. a stretch for combined with soft income growth, the demographic backdrop complicates any purely financial underwriting.

A great house in the wrong ZIP is still a bad deal — screen every market by cash flow & cap rate.
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Best ZIP codes in Longview, WA

Castle Rock is part of this metro. Every ZIP in it, ranked. Free.

Cash Flow → Appreciation → Affordable →

Landlord Ground Truth

Real numbers from people who own or manage rentals in Castle Rock, WA. Anonymous, moderated, never written by AI.

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Avg Home Value
$487,160
Avg Monthly Rent
$1,503
1% Rule
✗ Below
Landlord Friendly (WA)

📉 Market Crash Risk Index

Based on Longview, WA metro

0/10
Low Risk
Price YoY
0/3
N/A
Rent YoY
0/2
N/A
Below List
0/3
36%
Days Pending
0/2
0 days

View all metro crash risk rankings →

☀️ Warm Market — Longview, WA metro
0
Days to pending
10.2%
Listings with price cuts
0.0%
Sale-to-list ratio
📅 Data as of August 29, 2026 — updated weekly

ZIP Codes in Castle Rock, WA

Screen every ZIP in Castle Rock

Filter Castle Rock’s ZIPs by cap rate, vacancy, appreciation and 30+ more criteria, and export your shortlist to CSV — with the Investor plan ($19/mo).

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Frequently Asked Questions About Castle Rock, WA

What is the typical home price in Castle Rock, WA?

Castle Rock, WA home values average about $487K. That price point suits investors targeting rentals with $1,503/mo in monthly income.

Which investment style suits Castle Rock, WA?

For Castle Rock, WA, careful cash-flow rentals with hands-on management is the standard investor playbook. The market structure makes it a reasonable default approach.

How qualified is the tenant pool in Castle Rock, WA?

Tenant quality in Castle Rock, WA ranks as solid. Landlords generally report reliable occupancy at market rents of $1,503/mo.

Is Castle Rock, WA landlord-friendly?

Rental owners in Castle Rock, WA deal with a tenant-protective legal framework. Most standard eviction processes run on reasonable timelines.

Can I house hack in Castle Rock, WA?

For house hackers, Castle Rock, WA is a challenging. The $1,503/mo rent on a unit helps defray the mortgage on a $487K property.

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