DIY Wooden Fence Cost Calculator in Colorado
A fence project in Colorado is very doable for a DIY homeowner, but the state's climate asks more from your layout and post work than the average backyard build. Pricing a 150 linear ft run at 6 ft tall, materials come to roughly $1,450–$2,950 for pressure-treated pine, $2,950–$4,900 for cedar, and $4,400–$6,900+ for redwood. Colorado sun is intense, and fast swings between dry heat, snow, and freeze-thaw can be rough on cheap wood. Cedar and redwood usually hold their shape better over time, while pine benefits from sealing and regular maintenance. In foothill and mountain areas, rocky soil can make hand-digging post holes a real chore, so an auger rental is often money well spent.
Winter movement in the ground is another thing to account for. If posts are not deep enough or footings are undersized, frost heave can throw long fence runs out of line. Before buying materials, check local permit requirements and neighborhood rules, especially if the fence is near a street or retaining wall. Colorado's state sales tax is relatively low, which helps a bit at checkout compared with many other states.
Fence Length
Total Length: 150 linear ft
Quality Tier
Materials
Cost Breakdown
| Material | Qty | Unit Price | Total |
|---|---|---|---|
| Posts & Footings | |||
| Fence Posts (4x4x8) | 21 post | $23.97 | $503.37 |
| Concrete Mix (Fast-Setting) | 42 bag | $7.97 | $334.74 |
| Rails | |||
| Fence Rails (2x4x8) | 8 pack | $30.28 | $242.24 |
| Pickets & Panels | |||
| Fence Pickets / Panels (6 ft. H) | 360 picket | $4.00 | $1,440.00 |
| Fasteners | |||
| Fence Screws (Exterior Coated, 1-5/8 in.) | 4 pack | $26.97 | $107.88 |
| Materials Subtotal | $2,628.23 | ||
| Sales Tax | $76.22 | ||
| Total | $2,704.45 | ||
| $18.03 per linear ft | |||
* Estimates are approximate and based on national average material prices adjusted for your state. Actual costs may vary depending on local supplier pricing, project complexity, and contractor rates.
Shopping List for Install a Wooden Fence
- Fence Posts (4x4x8)Mid21 post
3.5 in. x 3.5 in. x 8 ft. Redwood Corner, End Fence Wood Post
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3.5 in. x 3.5 in. x 8 ft.; rough-sawn redwood; naturally rot- and insect-resistant; suitable for burial 2 ft below grade, 6 ft above
- Concrete Mix (Fast-Setting)42 bag
50 lb. bag; yields approx. 0.375 cu. ft. of mixed concrete; sets in 20–40 min; 4000 PSI at 28 days
- Fence Rails (2x4x8)Mid8 pack
Mendocino Forest Products 2 in. x 4 in. x 16 ft. Construction Common Redwood Lumber
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1.5 in. x 3.5 in. x 16 ft. each; construction common redwood; naturally rot-resistant; sold as 4-pack (~$7.57/rail)
- Fence Pickets / Panels (6 ft. H)Mid360 picket
Outdoor Essentials 19/32 in. D x 5-1/2 in. W x 6 ft. H Cedar Dog-Ear Fence Picket
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0.594 in. x 5.5 in. x 6 ft.; dog-ear top; actual face width 5.5 in.; above-ground rated; naturally rot-resistant cedar
- Fence Screws (Exterior Coated, 1-5/8 in.)4 pack
DECKMATE #8 x 1-5/8 in. Tan Star Flat-Head Wood Deck Screw (5 lb. / ~619-Piece)
1-5/8 in. length x #8 diameter; star drive; flat head; ACQ-compatible exterior coating; 5 lb. package (~619 screws)
Project Assumptions
- •Fence height is 6 ft (3 horizontal rails per section: top, mid, bottom).
- •Post spacing is 8 ft on center.
- •Posts are set in concrete footings.
- •Gates are not yet priced — gate and hardware costs scale with the number of gates needed.
- •Post caps are included on all posts.
- •No grading, removal of existing fence, or permit costs are included.
- •Coverage rates include a 10% waste factor.
Frequently Asked Questions
How deep do fence posts need to be set in Colorado?
Along the Front Range — Denver, Colorado Springs, Fort Collins — frost depth is typically 36 inches, which means post holes should reach at least that depth to prevent frost heave from pushing your posts up over winter. In mountain communities like Breckenridge or Vail, frost depth can be 48 inches or more. This is a significant excavation job — renting a power auger is strongly recommended. Undersetting posts in Colorado is the most common reason fences lean and loosen within a few years.
Does Colorado's low sales tax help my DIY fence materials budget?
Yes — Colorado's state sales tax of just 2.9% is one of the lowest in the country, reducing the tax bite on posts, concrete, pickets, and hardware. On a full fence project, the lower rate is a genuine saving compared to higher-tax states. Note that local city and county taxes stack on top of the state rate, so the total at checkout will be somewhat higher — but Colorado's base rate is one of the most favorable starting points.
What fence material holds up best in Colorado's high-UV, wide-temperature-range climate?
Colorado's high elevation significantly intensifies UV radiation, which fades and degrades wood finishes faster than at sea level. If you install a wood fence, apply a premium UV-blocking exterior stain before the first season and plan to reapply every 1–2 years rather than the 3-year schedule most manufacturers suggest for lower altitudes. Vinyl fencing handles Colorado's UV and thermal swings (very cold winters, hot summers) well and requires no seasonal maintenance. Cedar is the best natural wood choice for Colorado, as its oils resist moisture and UV better than standard PT pine.