Revolutionizing · Modernizing · SimplifyingRevolutionizing · Modernizing · Simplifying1st Add To Arlington Heights and Union Station are both neighbourhoods of Denver, CO. There are 5 homes for sale in 1st Add To Arlington Heights and 6 in Union Station as this page loaded. Union Station is the more expensive of the two: a median asking price of $677,500 against $425,000 in 1st Add To Arlington Heights, about 59% higher. By the foot it is $442 in 1st Add To Arlington Heights against $572 in Union Station. A typical home is 946 square feet in 1st Add To Arlington Heights and 1,226 in Union Station, built around 2001 and 2018 respectively. Homes are moving faster in Union Station: a median of 62 days on the market against 126 in 1st Add To Arlington Heights. Both are in the Denver 1 school district, so the difference between them is the assigned schools rather than the district.
| Measure | 1st Add To Arlington Heights | Union Station |
|---|---|---|
| For sale today | ||
| Homes for sale | 5 | 6 |
| Median asking price | $425,000 | $677,500 |
| Cheapest home for sale | $320,000 | $345,000 |
| Dearest home for sale | $575,000 | $3,100,000 |
| Median price per sq ft | $442 | $572 |
| Median days on market | 126 | 62 |
| The homes themselves | ||
| Median size (sq ft) | 946 | 1,226 |
| Median bedrooms | 2 | 2 |
| Typical year built | 2001 | 2018 |
| What actually sold, last 12 months | ||
| Homes sold | 2 | 10 |
| Median sold price | $360,000 | $754,500 |
| Schools the homes for sale are assigned to | ||
| School district | Denver 1 | Denver 1 |
| Elementary | Dora Moore | Greenlee |
| Middle | Other | Grant |
| High school | Compassion Road Academy | West |
| Getting around, out of 10 | ||
| Walkability | 5/10 | 9/10 |
| Transit | 4/10 | 10/10 |
| Biking | 6/10 | 8/10 |
| Quiet | 7/10 | 4/10 |
| Calm streets | 7/10 | 3/10 |
| Getting around | 7/10 | 9/10 |
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.
1st Addition to Arlington Heights is a well-established residential neighborhood in northeast Denver, characterized by tree-lined streets and a mix of mid-century and newer homes. The area offers a quieter, family-oriented atmosphere while remaining accessible to major employment corridors and retail centers.
Union Station is Denver's vibrant urban core, centered around the historic 1881 station and 16th Street Mall. The neighborhood pulses with restaurants, shops, galleries, and entertainment venues within walking distance. It's a mixed-use district blending transit-oriented development with preserved architecture, attracting young professionals and transit commuters.
Union Station is more expensive. The median asking price is $677,500 in Union Station against $425,000 in 1st Add To Arlington Heights. By price per square foot they run $442 in 1st Add To Arlington Heights and $572 in Union Station, which is the fairer comparison when the homes are different sizes.
A typical home for sale is 946 square feet in 1st Add To Arlington Heights and 1,226 square feet in Union Station, both with a median of 2 bedrooms.
Going by the homes on the market today, 1st Add To Arlington Heights is the older of the two: a typical home there was built around 2001, against 2018 in Union Station.
Homes for sale in Union Station have been listed a median of 62 days, against 126 days in 1st Add To Arlington Heights. Over the last twelve months 2 homes sold in 1st Add To Arlington Heights and 10 in Union Station, which is the better measure of how busy each one is.
Both are in the Denver 1 school district. The homes for sale in 1st Add To Arlington Heights are most often assigned to Dora Moore Elementary, Other Middle, Compassion Road Academy High School; in Union Station it is Greenlee Elementary, Grant Middle, West High School. School assignment can change, so confirm with the district before it decides anything.
Symbio rates Union Station 9 out of 10 for walkability, against 5 for 1st Add To Arlington Heights. On transit they score 4 and 10.
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 October 27, 2026 at 1:38 PM Mountain time, and are recomputed every fifteen minutes.