10 county-level rules, plus city-specific rules for 3 cities in Adams County, Colorado.
Verified from official government sources
In unincorporated Adams County, RVs, boats, boat trailers, campers, fifth-wheels and motor homes may be stored on residential lots but must sit on an approved asphalt or concrete surface, never in the back yard or a landscaped area. On public rights-of-way an RV or trailer may park only 24 hours.
Adams County Vehicle Regulations, DSR 4-03-03-02-14
Recreational vehicles and any type of trailer may only be parked on any public right-of-way for a maximum period of twenty-four (24) hours. The same recreational vehicle or trailer may not be moved and re-parked within a five (5) mile vicinity for six (6) months.
In residential zone districts of unincorporated Adams County, all storage of vehicles must sit on an approved hard surface of asphalt or concrete, and no parking is allowed in the back yard or any landscaped area. Agricultural (A-1) zones may use gravel or recycled asphalt in the rear and side
Adams County Vehicle Regulations, DSR 4-03-03-02-14
In residential zone districts, all storage of vehicles and machines listed in this section shall be located on an approved, hard surface of asphalt or concrete and no parking of vehicles is allowed in the back yard or any landscaped area.
In unincorporated Adams County, storing a commercial vehicle accessory to a home requires a permit. An Administrative Review Permit allows one commercial vehicle of 16,000 lbs. gross vehicle weight or less on RE, A-1, A-2 or A-3 land of at least one acre. Larger fleets or heavier trucks require a
On public rights-of-way in unincorporated Adams County, recreational vehicles and trailers are limited to 24 hours, and unlicensed or inoperable vehicles may not be parked there for any period. General passenger-car street parking is otherwise governed by Colorado traffic law and the Sheriff. Inside Brighton, Commerce City, Thornton and other
Adams County Vehicle Regulations, DSR 4-03-03-02-14
Unlicensed and inoperable vehicles may not be stored or parked on any public right-of-way for any time period.
Unincorporated Adams County has no blanket overnight street-parking ban for ordinary vehicles. The binding limits are the 24-hour cap on RVs and trailers and the total ban on unlicensed or inoperable vehicles on the right-of-way. A vehicle left unattended outside city limits for 48 hours is deemed abandoned under Colorado
Adams County provides public EV charging stations at county facilities and reviews commercial charger installations through a Commercial EV Charger Submittal Checklist. The county sets no dedicated residential EV-charging quota; a home charger is installed under building and electrical permits following the Colorado-adopted electrical code. Inside cities, that city's building
In unincorporated Adams County, inoperable or unlicensed vehicles may not be stored or parked outdoors, and never on a public right-of-way for any period. Under Colorado law, a vehicle left unattended outside a city for 48 hours is deemed abandoned and may be towed. Report abandoned or junk vehicles to
Adams County Vehicle Regulations, DSR 4-03-03-02-14
Inoperable vehicles and unlicensed vehicles without a properly displayed and valid State Motor Vehicle Registration Certificate may not be stored or parked outdoors.
Adams County has no ordinance letting a resident paint a curb to reserve parking or create a no-parking zone. Curb colors, red zones and street striping on public roads in the unincorporated county are set and installed by the road authority, not by property owners. Request a marked no-parking area
There is no county rule governing loading zones for a single-family home in unincorporated Adams County. Off-street loading is a commercial and industrial site-plan requirement under the Adams County Development Standards & Regulations, applied when a business is built or expanded. Homeowners are not required to provide loading spaces; check
Unincorporated Adams County caps how many vehicles you may store outdoors by lot size: two total on lots under one acre, or two per acre up to a maximum of five on lots of one acre or more. Oversized units like motor homes, boats and fifth-wheels count, must sit on
Adams County Vehicle Regulations, DSR 4-03-03-02-14
On lots less than 1 acre, a total of two (2) vehicles, may be stored outdoors. On lots of 1 acre or more, a total of two (2) vehicles per acre, with a maximum of five (5) vehicles, may be stored outdoors.
3 cities in Adams County have their own parking rules rules. Each link goes to that city's dedicated page with code citations.
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