ADUs are allowed in Palmer LakeTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Palmer Lake, CO
Is your property eligible for an ADU?
# of Properties
1,436
Owner-occupied
29%
Zoning districts
15
Avg Home Value
$440,424
Median Lot Size
0.25 acres
Avg Income
$128,632
Residential Types:
1,436 housing units
Single Family
71%
Apts (4+ units)
1%
Other
28%
Zoning Districts:
1,587 parcels · 15 districts
R3
51%(814)
R10000
18%(293)
CC
8%(128)
R1E
4%(70)
Other
18%(282)
ADU Rules
What can you build in Palmer Lake, CO?
Palmer Lake, CO follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: By Right
- –Detached ADU: By Right
Interior / Attached ADU Size Limits
- –Maximum size 750 sq ft for internal/attached ADUs in R-10,000 (Conditional Review Use).
Detached ADU Size Limits
- –Maximum detached ADU size of 750 sq ft in the R-10,000 district.
- –By-right threshold of 720 sq ft per acre for accessory structures (includes detached ADUs) in RA-5, R-2.5, R-1, and R-1/2; larger requires Conditional Review.
- –By-right threshold of 500 sq ft per acre for accessory structures (includes detached ADUs) in R-10,000 and R-5,000; larger requires Conditional Review.
- –By-right threshold of 720 sq ft per lot for accessory structures (includes detached ADUs) in R-MF 15,000; larger requires Conditional Review.
Max Units
- –1 ADU per lot in RA-5, R-2.5, R-1 and in R-1/2, R-10,000, R-5,000
- –R-MF 15,000: none specified (ADU is a conditional use; no per-lot max)
- –DMU, B-I-MU, V-MU: none specified (ADU allowed by conditional review; no per-lot max)
Parking
- –Min 1.5 spaces/ADU (studio/1BR); 2 spaces/ADU (2+BR); 1 guest space per 5 units (multifamily only). Max: none. Exceptions: no on-street credit in Downtown Mixed-Use; tandem parking cannot count; 22-ft setback from sidewalk/ROW; off-street parking generally on same lot or within 400 ft.
ADU State Law
What can you build in Colorado?
- –ADUs must be approved based on objective standards; no discretionary hearings allowed.
- –Historic properties: Local historic review may still apply in designated historic districts.
- –Exempt parcels: ADUs are not required to be allowed on parcels without adequate water/sewer, in floodways, or on certain historic properties.
- –HOAs cannot prohibit ADUs: HOA rules that conflict with the state ADU law are void.
- –Parking exceptions exist: In rare cases, one parking space may be required if there is no existing off-street parking and on-street parking is prohibited.
- –Local rules still matter: Building code, fire code, utility capacity, and life-safety standards still apply.
- –More permissive is allowed: Municipalities may allow larger ADUs, multiple ADUs, or additional housing types beyond what the state requires.
- –Local zoning controls whether ADUs are allowed at all.
- –HOA rules may still apply.
- –More permissive local rules are allowed.
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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ADU rules in other Colorado municipalities
Rules change at the town line. Check the municipality your property is actually in.
El Paso County