Castle Rock, CO land: flood, zoning and parcels
31,559 parcels
1.2% of Castle Rock’s 31,559 parcels are in a FEMA flood zone.
County roll 2026 · Map data Oct 26, 2026
- Acres on the roll22,235
- In a FEMA flood zone1.2%special flood hazard area
Colorado 2026 taxes: bills go out in January 2027; first half due March 1, 2027, second half June 15, 2027.
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Around Castle Rock
Parcels to start with
Flood zones and wetlands
Land in Castle Rock by useLand use on the county roll
| Land class | Parcels | Share |
|---|---|---|
| Building on record | 26,959 | 85% |
| Other or not coded | 2,620 | 8.3% |
| Institutional | 1,799 | 5.7% |
| Farm and timber | 181 | 0.6% |
181 farm and timber parcels cover 2,283 acres. County tax roll 2026 (county file Oct 2026); land class read from the roll's land-use and building fields.
Typical lot sizeThe typical lot, from the roll
The median parcel in Castle Rock is 0.17 acre (31,551 parcels with a size).
Acres from the county roll, or from the parcel's own outline where the roll's figure is off by more than three times. Condominium units that share one point (each carrying the whole complex's acres) are left out of the lot sizes.
How Castle Rock is zonedThe most common districts
| Zoning district | Parcels | Share of zoned |
|---|---|---|
| PLANNED DEVELOPMENT (MEADOWS FOURTH AMENDMENT) | 4,475 | 14% |
| PLANNED DEVELOPMENT (MEADOWS THIRD AMENDMENT) | 3,387 | 11% |
| PLANNED DEVELOPMENT (FOUNDERS VILLAGE AMENDED (1986)) | 2,833 | 9% |
| PLANNED DEVELOPMENT (CRYSTAL VALLEY RANCH 4TH AMENDMENT) | 2,383 | 7.6% |
| PLANNED DEVELOPMENT (CASTLEWOOD RANCH MINOR AMENDMENT) | 1,425 | 4.5% |
| PLANNED DEVELOPMENT (PLUM CREEK AMENDED) | 1,420 | 4.5% |
| PLANNED DEVELOPMENT (THE LANTERNS AMENDMENT NO. 4) | 1,409 | 4.5% |
| PLANNED DEVELOPMENT (LIBERTY VILLAGE 2ND AMENDMENT) | 1,353 | 4.3% |
Zoning is on file for 100% of parcels in Castle Rock, across 152 districts. The town or county zoning office has the final word on any parcel.
Land parcels in Castle RockFarm and timber parcels to start with
- 12.9 acres of farm and timber land
- 12.8 acres of farm and timber land
- 2691 Castle Oaks Dr 11.6 acres
- 11.5 acres of farm and timber land
- 9.4 acres of farm and timber land
- 9.1 acres of farm and timber land
- 7.7 acres of farm and timber land
- 6.4 acres of farm and timber land
Farm and timber parcels of an acre or more, each with its own page of public roll facts.
Nearby townsTowns around it
Questions about Castle Rock landAnswers from the public records
How many parcels are in Castle Rock, CO?
31,559 parcels on the 2026 Douglas County tax roll (county file Oct 2026) inside the Census Bureau's boundary for Castle Rock, which can differ from its own limits at the edges, covering 22,235 acres.
How much vacant land is in Castle Rock, CO?
Douglas County's vacant-land class failed our aerial check (10 of 60 sampled lots were in use or doubtful: a house, an equipment yard, an HOA pond, storage buildings, open-space strips), so we don't call any parcel here vacant land.
What is the typical lot size in Castle Rock?
The median parcel is 0.17 acre, from 31,551 parcels with a recorded size.
How much of Castle Rock is in a flood zone?
1.2% of parcels are in a FEMA special flood hazard area (National Flood Hazard Layer, as of Oct 2026). Check each parcel's own flood line before you buy.
Are there wetlands in Castle Rock?
0.9% of parcels are a quarter or more wetland on the USFWS National Wetlands Inventory, a mapping guide, not a legal delineation.
What is Castle Rock zoned?
Zoning is on file for 100% of parcels. The most common districts: PLANNED DEVELOPMENT (MEADOWS FOURTH AMENDMENT), PLANNED DEVELOPMENT (MEADOWS THIRD AMENDMENT), PLANNED DEVELOPMENT (FOUNDERS VILLAGE AMENDED (1986)).
Are there land prices for Castle Rock?
No land-price range is shown for Castle Rock yet. We print no land-price range for Douglas County yet. Some parcel cards here carry their own rough estimate.
Where does this data come from?
Parcels: State of Colorado public parcels (OIT) and county assessor layers. Flood: FEMA National Flood Hazard Layer. Wetlands: USFWS National Wetlands Inventory. Towns: U.S. Census places. Every figure is counted from those files on our map.
More in Douglas CountyIts other towns
Sources & methodSources, dates and how these figures are built
Property tax due dates
Colorado Revised Statutes 39-10-104.5, 39-5-122 and 39-8-106. Checked Oct 13, 2026.
What Groundwork can price in Castle Rock
Rough estimate for a home with its land, or for land: 20,666 parcels. Facts only: 576 parcels.
The card's own words; a card whose range covers a home with its land says “home + land”. Figures are on the card, never on this page.
Land sale prices
We hold this county's recorded deeds, but its file does not mark which sales are arm's-length land sales, so this page prints no land price range yet.
Sources
Parcels: State of Colorado public parcels (OIT) and county assessor layers (2026 roll, county file Oct 2026); flood: FEMA National Flood Hazard Layer (as of Oct 2026); wetlands: USFWS National Wetlands Inventory (as of Oct 2026); town limits: U.S. Census Bureau TIGER/Line places; sales: the county's own file, through Sep 2026; counted on our map built Oct 2026.