ZIP Code · CO

ZIP 80104

Pop. 38,479·Douglas County·31st most expensive ZIP in Colorado
Median rent (all units)
$2,474/mo
Year-over-Year
+22.2%
Month-over-Month
+2.6%
vs US Median
+$509
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 80104 · $2,474
More expensive than 78% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$1,710
1 BR
$1,820
2 BR
$2,170
3 BR
$2,840
4 BR+
$3,170
Research median
$2,170/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: July 20, 2026

Annual cost
$29,688/yr
At $2,474/mo median
Location
StateCO
CountyDouglas County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 22.2% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+22.2% YoY, +2.6% MoM), not inventory.
Demographics

Who lives here

ZIP 80104 (Castle Rock, CO) is majority owner-occupied, has a median income above the national average, 55.8% of residents hold a bachelor's degree or higher.

Population
38,479
Median income
$134,335
Median age
38.2
Renters
20.6%
Age distribution
22.3%
23.1%
29%
14.3%
Under 1822.3%
18–3423.1%
35–5429%
55–6411.3%
65+14.3%
Gender
49.8%
50.2%
Male49.8%
Female50.2%
Race & ethnicity
80.9%
White80.9%
Black0.5%
Hispanic11.4%
Asian2.3%
Other4.8%
Education (25+)
13.5%
27.5%
55.8%
No HS diploma3.2%
HS diploma13.5%
Some college27.5%
Bachelor's+55.8%
Housing tenure
79.4%
20.6%
Owner79.4%
Renter20.6%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 80104 in Castle Rock, CO has changed in 5 years

Rent
$1,802 → $2,474
up 37.3%
Income
$108,758 → $134,335
up 23.5%
Population
33,991 → 38,479
up 13.2%
Renter share
21.7% → 20.6%
-1.1 pts
Bachelor's+
48.5% → 55.8%
+7.3 pts

Five years ago, renters in ZIP 80104 in Castle Rock, CO paid around $1,802 a month. That figure now sits near $2,474, up 37.3% from the 2021 baseline. Census figures show median household income at $134,335 today, compared with $108,758 five years earlier. Because rent grew faster than wages over the same span, the affordability picture has tightened relative to 2021. Census counts show ZIP 80104 in Castle Rock, CO adding about 4,488 residents over the five-year window, up 13.2% on net. Bachelor's-degree-or-higher attainment moved from 48.5% to 55.8% across the same window. The combined trend lines point to a market that has changed measurably from where it stood in early 2021.

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Local insights

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About renting in ZIP 80104

Last updated: July 20, 2026

ZIP code 80104 covers Castle Rock, CO. The median rent here is $2,474/mo as of July 2026. A 1-bedroom rents for a median of $1,820/mo. A 2-bedroom rents for a median of $2,170/mo.

At 22% of local median household income ($134,335/yr), ZIP 80104 ranks as affordable compared to the national benchmark of 30%. Rents have increased 22.2% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 80104?

As of July 20, 2026, the median monthly rent in ZIP 80104 (Castle Rock, CO) is $2,474. This is based on aggregated data from public sources and community submissions.

How does ZIP 80104 rent compare to the US average?

ZIP 80104's median rent of $2,474/mo is $509 (26%) above the US national median of $1,965/mo.

How does ZIP 80104 compare to other ZIPs in Colorado?

ZIP 80104 is one of the pricier ZIP codes in Colorado, ranking #31 out of 166 ZIPs tracked at $2,474/mo.

How much income do you need to rent in ZIP 80104?

To keep rent at or below 30% of gross income, you would need to earn at least $99,000/year (~$48/hour full-time) to afford the median rent of $2,474/mo in ZIP 80104. The local median household income is $134,335/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 80104?

Rent in ZIP 80104 has increased 22.2% over the past year as of July 20, 2026, putting upward pressure on renter budgets.

Is ZIP 80104 an affordable place to rent?

ZIP 80104 is considered very affordable for renters. At $2,474/mo, rent takes approximately 22% of the local median household income ($134,335/yr). The standard benchmark is 30%. ZIP 80104 falls comfortably within that range.

What percentage of ZIP 80104 residents rent vs. own?

According to Census data, approximately 20.6% of ZIP 80104 households are renters, while 79.4% are owner-occupied. ZIP 80104 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 80104 compare to the rest of Castle Rock?

ZIP 80104 is more affordable than Castle Rock overall. At $2,474/mo, it's $19 below the Castle Rock citywide median of $2,493/mo.

When was rent data for ZIP 80104 last updated?

Rent data for ZIP 80104 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
22%
VERY AFFORDABLE

At $2,474/mo, rent takes ~22% of ZIP 80104's median household income ($134,335/yr). The standard benchmark is 30%.

ZIP 80104 22%Benchmark 30%
State income tax4.4%
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