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Home โ†’ Calgary Properties โ†’ Altadore โ†’ 3505 21 ST SW

๐Ÿ  Property Overview

3505 21 ST SW, Calgary

3505 21 ST SW is a fourplex up/down built in 1980, located in Altadore, Calgary. Explore schools, daily accessibility, crime trends, community profile, flood risk, fire protection, 311 service requests, housing history, and neighbourhood insights.

Community
Altadore
Calgary neighbourhood context
Property type
Fourplex Up/Down
Based on Calgary property records
Year built
1980
Approximate housing age context

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๐Ÿซ School Accessibility

The school-access profile mixes capacity pressure in CBE with stronger licensed childcare access. The closest daycare group totals 322 spaces.

Highest utilization
109%
Over capacity
Farthest school walk
30.0 min
Mount Royal School
Daycare capacity
322 spaces
Extensive
Longest school drive
4.8 min
Mount Royal School

๐ŸŽ“ School Performance

Grade-band differences are present but limited for this address. The score gap across available records is 6.1. School rankings should be read as one indicator only, alongside school fit, program availability, transportation, learning supports, and family needs.

Overall PAT context
Above Average
Average latest PAT score: 76.2
Lowest matched result
Richmond School
73.1 โ€ข Average โ€ข Grade 6
Latest PAT year
2025
Latest matched records in this static page
Matched schools with PAT data
2
Latest available records include 2025

๐Ÿš— Daily Accessibility

Transit and downtown access are both strong for this address. Commute destinations are practical from this property.

Elementary school walk
12.2 min
Calgary median 16.4 min
Children's Hospital
11.7 min
Alberta Children's Hospital
Downtown
9.4 min
Drive โ€ข Calgary median 19.5 min
Grocery store
1.1 min
Safeway

๐Ÿ‘ฅ Community Profile

Altadore combines higher household income with stronger university certificate or degree attainment.

Residential stability
49%
2016-2021 Census mobility โ€ข Calgary avg: 58%
Home ownership
68%
Calgary avg: 69%
Immigrant population
14%
Calgary avg: 33%
University certificate / degree
61%
Calgary avg: 36%

๐Ÿ˜๏ธ Community Density

Altadore has a population density of 3,420 people per kmยฒ and a residential density of 1,442 residential units per kmยฒ. Compared with the Calgary community median, population density is 30.8% above and residential density is 34.4% above.

๐ŸŒŠ Flood Context & ๐Ÿš’ Fire Protection Access

Flood mapping shows outside mapped flood zone. Emergency access is summarized by a 3.1 min drive to South Calgary Fire Station #5 and a hydrant distance of 40 m.

Flood status
Outside mapped floodplain
Mapped 1-in-100 year floodplain context
Water hydrant
40 m
Very close access to nearest City-owned hydrant

โ˜Ž๏ธ 311 Service Requests

This 311 section summarizes community-level municipal service pressure around this address. The current profile is much higher than median, the 12-month profile is higher than median, and monthly variation is high.

Latest issue mix
waste and recycling service issues
Most reported latest-month type
Lowest month
0.14 / 1,000
2025-08
Common issue
waste and recycling service issues
Most reported 12-month type
Calgary median
0.74 / 1,000
2026-04

๐Ÿš๏ธ Housing History

Compared with a newer local median, this address has a noticeably more mature age profile.

Property age
46 years
Reference year: 2026
Community age gap
119.0% older
Percentage difference
Year built
1980
Based on property record
Calgary age gap
64.3% older
Percentage difference

๐Ÿ’ฐ Property Value & Tax History

This property is assessed near the Altadore same-type median, based on the latest available assessment year.

Latest property tax
$8,112.88
Tax year: 2026
Tax since 2005
+163.8%
First available tax to latest tax
Assessment since 2005
+218.5%
First available value to latest value
Assessment vs last year
+13.0%
Year-over-year assessed value change

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