Washington Park (Wash Park) ADU Cost & Builders — 2026
Detached Washington Park (Wash Park) ADU builds run $198K–$495K all-in ($440–$605/sq ft) once permits, SDC, utility hookups, and finishes are stacked. Compare costs, zoning, rental income, and pull 3 verified quotes below.
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Washington Park (Wash Park) ADU Costs by Build Type
Pricing is derived from the Denver city average adjusted for Washington Park (Wash Park)'s premium cost tier (1.10× baseline).
| Build type | 2026 cost range | Notes |
|---|---|---|
| Detached new build | $198K–$495K | Stand-alone backyard unit, 600–1,000 sq ft |
| Attached addition | $168K–$421K | Bumped off existing structure |
| Garage conversion | $89K–$223K | Existing shell reused |
| Basement / interior | $109K–$272K | Where lot type permits |
Washington Park (Wash Park) ADU Rental Income (2026)
Average rents tracked from Denver MLS, Zillow, and local rental data. ADUs typically command a 5–15% premium over comparable units due to newer construction.
| Unit type | Monthly rent | Annual gross |
|---|---|---|
| 1 bedroom | $1,800–$2,400 | $22K–$29K/yr |
| 2 bedroom | $2,400–$3,150 | $29K–$38K/yr |
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Washington Park (Wash Park) Zoning, HOA & Historic Notes
- Community plan / overlay
- Washington Park East/West Historic Districts
- Permit considerations
- Washington Park West and East historic districts impose Landmark Preservation review on contributing structures.
- HOA situation
- Mostly HOA-free. Some condo and townhome HOAs near the park have ADU restrictions still being tested under HB 24-1152.
- Historic district
- Portions of Washington Park (Wash Park) fall within a historic district. Contributing structures require design review and material/massing approval. Plan an extra 4–10 weeks of permitting time and engage a designer familiar with the local landmark commission.
Always pull a property profile on your specific lot before designing — setbacks, height limits, and FAR can change parcel-by-parcel inside Washington Park (Wash Park).
Washington Park (Wash Park) ADU FAQs
How much does an ADU cost in Washington Park (Wash Park), Denver?
Washington Park (Wash Park) ADUs typically run $198K–$495K all-in for a 600–1,000 sq ft detached unit in 2026. Costs trend above the Denver city average due to higher land values and finish expectations. Per square foot pricing is typically $400–$550.
Are there special permits or overlays for ADUs in Washington Park (Wash Park)?
Washington Park West and East historic districts impose Landmark Preservation review on contributing structures. Always pull a property profile before designing — Washington Park (Wash Park)'s Washington Park East/West Historic Districts can change setback and height requirements lot-by-lot.
What can I rent a Washington Park (Wash Park) ADU for?
As of 2026, Washington Park (Wash Park) commands roughly $1,800–$2,400 for a 1-bedroom ADU and $2,400–$3,150 for a 2-bedroom. Rents lean higher with off-street parking, in-unit laundry, and walkability to transit or commercial corridors.
Are HOAs or historic districts an obstacle in Washington Park (Wash Park)?
Mostly HOA-free. Some condo and townhome HOAs near the park have ADU restrictions still being tested under HB 24-1152. Historic district overlays in this neighborhood add design review — budget an extra 4–10 weeks and plan for material/massing constraints on contributing structures.
How do I get a quote from a verified Washington Park (Wash Park) ADU builder?
Submit your lot details using the quote form on this page. We'll match you with up to 3 Washington Park (Wash Park)-area builders who have completed projects within 5 miles. There's no cost or obligation, and quotes typically arrive within 48 hours.
Related Denver ADU Resources
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