Revolutionizing · Modernizing · SimplifyingRevolutionizing · Modernizing · SimplifyingArras Park and Deer Run are both neighbourhoods of Thornton, CO. There are 13 homes for sale in Arras Park and 7 in Deer Run as this page loaded. Arras Park is the more expensive of the two: a median asking price of $574,000 against $389,000 in Deer Run, about 48% higher. By the foot it is $272 in Arras Park against $355 in Deer Run — so the cheaper home is the dearer space, which usually means the homes in Arras Park are simply bigger. A typical home is 1,863 square feet in Arras Park and 1,000 in Deer Run, built around 2025 and 1985 respectively. Homes are moving faster in Deer Run: a median of 75 days on the market against 285 in Arras Park. Arras Park is in the Mapleton R-1 school district and Deer Run is in Adams 12 5 Star Schl.
| Measure | Arras Park | Deer Run |
|---|---|---|
| For sale today | ||
| Homes for sale | 13 | 7 |
| Median asking price | $574,000 | $389,000 |
| Cheapest home for sale | $410,900 | $344,900 |
| Dearest home for sale | $678,303 | $407,000 |
| Median price per sq ft | $272 | $355 |
| Median days on market | 285 | 75 |
| The homes themselves | ||
| Median size (sq ft) | 1,863 | 1,000 |
| Median bedrooms | 3 | 2 |
| Typical year built | 2025 | 1985 |
| What actually sold, last 12 months | ||
| Homes sold | 11 | 18 |
| Median sold price | $479,000 | $368,200 |
| Schools the homes for sale are assigned to | ||
| School district | Mapleton R-1 | Adams 12 5 Star Schl |
| Elementary | Explore | Skyview |
| Middle | Mapleton Expedition | Shadow Ridge |
| High school | York Int'l K-12 | Horizon |
| Getting around, out of 10 | ||
| Walkability | 4/10 | 4/10 |
| Transit | 3/10 | 3/10 |
| Biking | 5/10 | 5/10 |
| Quiet | 6/10 | 7/10 |
| Calm streets | 6/10 | 7/10 |
| Getting around | 7/10 | 8/10 |
The darker figure in each row is the lower price, the shorter wait, the bigger number or the higher score — which of those is good news depends entirely on whether you are buying or selling, and on what you want from a street.
Arras Park is a residential neighborhood in Thornton, CO, situated in the northern Denver metro area with convenient access to major corridors like I-25 and I-270. The area features single-family homes, tree-lined streets, and a suburban character with parks and green spaces nearby. Local amenities include schools, shopping, and dining options within short drives.
Deer Run is a well-established residential neighborhood in Thornton, Colorado, situated in the northern Denver metro area. The community features single-family homes on tree-lined streets with a suburban feel, convenient access to shopping and dining along nearby corridors, and proximity to parks and outdoor recreation.
Arras Park is more expensive. The median asking price is $574,000 in Arras Park against $389,000 in Deer Run. By price per square foot they run $272 in Arras Park and $355 in Deer Run, which is the fairer comparison when the homes are different sizes.
A typical home for sale is 1,863 square feet in Arras Park and 1,000 square feet in Deer Run, with a median of 3 and 2 bedrooms respectively.
Going by the homes on the market today, Deer Run is the older of the two: a typical home there was built around 1985, against 2025 in Arras Park.
Homes for sale in Deer Run have been listed a median of 75 days, against 285 days in Arras Park. Over the last twelve months 11 homes sold in Arras Park and 18 in Deer Run, which is the better measure of how busy each one is.
Arras Park is in the Mapleton R-1 district and Deer Run is in Adams 12 5 Star Schl. The homes for sale in Arras Park are most often assigned to Explore Elementary, Mapleton Expedition Middle, York Int'l K-12 High School; in Deer Run it is Skyview Elementary, Shadow Ridge Middle, Horizon High School. School assignment can change, so confirm with the district before it decides anything.
Symbio rates both 4 out of 10 for walkability. On transit they score 3 and 3.
They are not a monthly snapshot. Both neighbourhoods are worked out from the live MLS feed every fifteen minutes and both sides are read from the same instant, so the two sides are always measured against each other rather than against different weeks. The exact moment is stamped at the foot of this page.
Both neighbourhoods come from the live MLS feed, worked out again every fifteen minutes, and both are read from the same instant, so the two sides are always comparable. Figures cover residential homes; rentals, land and commercial are excluded, as are fractional co-ownership shares, which are priced per share and would distort the medians. Sold figures cover the last twelve months. Schools shown are the ones the homes for sale today are assigned to and can change - check with the district before relying on them. Market data is deemed reliable but not guaranteed.
These figures were worked out from the live MLS feed at September 22, 2026 at 7:38 PM Mountain time, and are recomputed every fifteen minutes.