Rio Blanco County land: flood and parcels
4,626 parcels
24% of Rio Blanco County’s 4,626 parcels are in a FEMA flood zone.
County roll 2026 · Map data Oct 26, 2026
- Acres on the roll2,034,073
- In a FEMA flood zone24%special flood hazard area
Property tax calendar
Colorado 2026 taxes: bills go out in January 2027; first half due March 1, 2027, second half June 15, 2027.
- First half
- March 1, 2027On the 2026 values; or pay the whole bill by April 30, 2027
- Second half
- June 15, 2027A late half accrues 1% interest a month
- Value protests
- To the assessor by June 8 (next working day when it falls on a weekend)Then to the county board of equalization
Free account: 25 parcel cards a day on the map, with watches and a saved search. Get started free
No zoning layer for Rio Blanco County yet. Its planning office (or a town's, inside town limits) can say which zoning, if any, applies to a parcel.
Around Rio Blanco County
Towns in Rio Blanco County
- Meeker1,274 parcels
- Rangely1,238 parcels
Flood zones and wetlands
Recorded flood claims in Rio Blanco County
Fewer than 10 insured flood claims were recorded in Rio Blanco County since 1978.
Land in Rio Blanco County by useLand use on the county roll
| Land class | Parcels | Share |
|---|---|---|
| Building on record | 2,714 | 59% |
| Other or not coded | 902 | 19% |
| Farm and timber | 744 | 16% |
| Institutional | 266 | 5.8% |
744 farm and timber parcels cover 285,736 acres. County tax roll 2026 (county file Mar 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 Rio Blanco County is 0.85 acre (4,586 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.
Land parcels in Rio Blanco CountyFarm and timber parcels to start with
- 5650 County Road 6 1,652.0 acres
- 390 County Road 42 1,566.0 acres
- 4409 County Road 28 1,559.0 acres
- 1,558.0 acres of farm and timber land
- 1,529.0 acres of farm and timber land
- 2162 County Road 15 1,514.0 acres
- 1,480.0 acres of farm and timber land
- 44709 Hwy 64 1,480.0 acres
Farm and timber parcels of an acre or more, each with its own page of public roll facts.
Questions about Rio Blanco County landAnswers from the public records
How many parcels are in Rio Blanco County, CO?
4,626 parcels on the 2026 Rio Blanco County tax roll (county file Mar 2026), covering 2,034,073 acres.
How much vacant land is in Rio Blanco County, CO?
Rio Blanco County's vacant-land class failed our aerial check (13 of 36 sampled lots were in use or doubtful: irrigated hay fields and ranches, a trailer camp, an industrial yard, a house), so we don't call any parcel here vacant land.
What is the typical lot size in Rio Blanco County?
The median parcel is 0.85 acre, from 4,586 parcels with a recorded size.
How much of Rio Blanco County is in a flood zone?
24% 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 Rio Blanco County?
3.6% of parcels are a quarter or more wetland on the USFWS National Wetlands Inventory, a mapping guide, not a legal delineation.
Are there land prices for Rio Blanco County?
No land-price range is shown for Rio Blanco County yet. We have no sale-price file for Rio Blanco County yet.
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.
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.
Recorded flood claims in Rio Blanco County
FEMA counts claims on buildings with NFIP flood insurance, so land without an insured building never shows here. Claims counted from 1978 to Sep 2026.
Source: OpenFEMA NFIP Redacted Claims v3, as of Sep 2026.
Land sale prices
We have no sale-price file for this county yet, and Colorado has no statewide sale-price file.
Sources
Parcels: State of Colorado public parcels (OIT) and county assessor layers (2026 roll, county file Mar 2026); flood: FEMA National Flood Hazard Layer (as of Oct 2026); wetlands: USFWS National Wetlands Inventory (as of Oct 2026); counted on our map built Oct 2026.
This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data.