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Home โ†’ Calgary Address โ†’ Altadore โ†’ 4903 21A ST SW

๐Ÿ  Calgary Address Intelligence

4903 21A ST SW, Calgary

4903 21A ST SW is a collective residence home built in 1919, located in Altadore, Calgary. Explore schools, daily and 15-minute accessibility, public transit, traffic safety, crime and disorder trends, nearby development, flood risk, fire protection, 311 service requests, tree canopy, housing history, assessment values, and property taxes.

Community
Altadore
Calgary neighbourhood context
Property type
Collective Residence
Based on Calgary property records
Year built
1919
Approximate housing age context
Official property data release: July 7, 2026
See the Complete Picture for 4903 21A ST SW

Free interactive maps, detailed comparisons, and the latest available data.

๐Ÿซ School Accessibility & Capacity

Assigned CBE utilization is Over capacity, while daycare capacity is a stronger part of the profile. The nearest assigned school is Central Memorial High School.

Licensed daycare
3 nearby
421 licensed spacesNearest: MASTER'S BEFORE AND AFTER SCHOOL PROGRAM
Nearby CCSD options
2 option(s)
St. Mary's High School, St. James School
Current enrolment condition
Over capacity
Highest assigned-school utilization: 102%
Highest utilization
102%
Over capacity
Official dataset release: July 23, 2026

๐ŸŽ“ School Performance

School Performance is partly grade-dependent in the static data. Grade 6 and Grade 6 records differ by 10.8 points. School rankings should be read as one indicator only, alongside school fit, program availability, transportation, learning supports, and family needs.

ST. JAMES SCHOOL
79.0 | Above Average
Grade 9, 2025 | Board rank 8/50 | Calgary rank 18/116
ST. JAMES SCHOOL
69.6 | Average
Grade 6, 2025 | Board rank 58/94 | Calgary rank 131/241
Top board rank
26/147
Altadore School
Latest PAT year
2025
Latest matched records in this static page
Official dataset release: June 16, 2026

๐Ÿš— Daily Accessibility

Car-based daily access is strong for this address. The strongest access signals here are car-based errands and commute routes.

Junior high walk
46.8 min
Calgary median 25.2 min
Nearest park
Flanders Park
Walk 9.4 min | Drive 2.8 min
Grocery store
3.8 min
Safeway
High school drive
2.3 min
Calgary median 8.2 min
Daily accessibility map for 4903 21A ST SW, Calgary showing nearby schools, grocery stores, parks, LRT stations and nearby amenities
Daily accessibility map for 4903 21A ST SW, Calgary, showing nearby schools, grocery stores, parks, public transit, and everyday amenities.
Click the map to explore the interactive version.
Official dataset release: July 1, 2026

๐Ÿงญ 15-Minute Living Profile

The available profile shows broad access strength rather than one isolated destination advantage.

Lifestyle access
96/100
2 of 2 destinations within the model's 15-minute threshold
Shopping access
91/100
2 of 2 destinations within the model's 15-minute threshold
15-minute threshold coverage
CBE 10/13 ยท CCSD 9/13
Within the model's assigned travel-time threshold
Official dataset release: August 25, 2026

๐ŸšŒ Nearby Bus Transit

The nearest bus stop is farther away than typical, but the wider walking area provides strong route choice.

Compared with Calgary
0.7 min slower
Calgary median 3.0 min
Nearest bus stop
WB 50 AV SW @ 22 ST SW
Teleride 4791 ยท Route 13
Routes at nearest stop
1 route
Route 13
Official dataset release: August 25, 2026

๐Ÿ‘ฅ Community Profile

Income and education are the leading community-profile signals for Altadore.

Home ownership
68%
Calgary avg: 69%
Residential stability
49%
2016-2021 Census mobility | Calgary avg: 58%
Household income
$153,000
Calgary avg: $98,000
Immigrant population
14%
Calgary avg: 33%
Official dataset release: November 30, 2022

๐Ÿ˜๏ธ Community Density

Altadore has a population density of 3,420 people per km^2 and a residential density of 1,442 residential units per km^2. Compared with the Calgary community median, population density is 30.8% above and residential density is 34.1% above.

Official dataset release: November 30, 2022

๐ŸŒณ Nearby Tree Canopy Coverage

Within 20 metres, mapped canopy coverage is 18.7%, placing the address above its local and city-wide benchmarks.

Canopy benchmark profile
Above community / Above Calgary
Community / Calgary comparison
Canopy area within 20 m
234.9 mยฒ
Mapped canopy area
Calgary median
6.5%
City-wide address benchmark
Official dataset release: August 13, 2026

๐ŸŒŠ Flood Context & ๐Ÿš’ Fire Protection Access

The combined safety profile shows outside mapped floodplain, fast fire-station access, and very close hydrant access.

Flood zone / overlap
0%
outside mapped flood zone
Flood status
Outside mapped floodplain
Mapped 1-in-100 year floodplain context
Official dataset releases: Flood July 10, 2026 ยท Fire July 10, 2026

๐Ÿ“ Disorder & Community Pressure

In the latest available month, community-level reported disorder pressure was similar to the Calgary median. Common reported issues included Disturbance, Intoxicated Persons, and Noise Complaint.

Compared with Calgary
Similar to Calgary
Latest available month
Latest disorder pressure
9.60 / 1,000
2026-06
Reporting month
2026-06
Latest available community data
Official dataset release: July 30, 2026

๐Ÿšฆ Nearby Traffic Safety Incidents

Historical records occur between 250 and 500 metres from this address rather than in the immediate area.

Record coverage period
2024
Earliest to latest matched record
Matched records within 500 m
1 record
Historical records in the analysis area
Nearest recorded incident
488 m
June 3, 2024 ยท Pedestrian-related ยท EMS-marked
Official dataset release: August 18, 2026

โ˜Ž๏ธ 311 Service Requests

Over the available 12-month window, Altadore averaged 28.91 311 requests per 1,000 residents. The 12-month comparison is 78.6% above the Calgary median, while the recent direction is flat.

Monthly variation
Moderate
Last 12 months
12-month average
28.91 / 1,000
Community average
Compared with Calgary
61.9% above
Latest month
Recent trend
Flat
Last available months
Official dataset release: July 10, 2026

๐Ÿ—๏ธ Nearby Development Permits

The closest matched Development Permit location is about 16 m from this address. A development permit does not confirm that work has started or will be completed.

Nearby permits
15 permits
Within 400 m in the current search window
Closest permit
16 m
4907 21A ST SW
Latest decision
July 31, 2026
Among matched permit records
Official dataset release: August 16, 2026

๐Ÿงฑ Building Permit History

This page does not include usable Building Permit history for the address in the available City records.

Data status
No records returned
Available City static data
Record scope
Address-level
City Building Permit history
Building Permit records
No records returned
Current static data
Official dataset release: July 11, 2026

๐Ÿš๏ธ Housing History

The property stands out as older than the typical housing age in Altadore.

Official dataset releases: Property July 7, 2026 ยท Building permits July 11, 2026

๐Ÿ’ฐ Property Value & Tax History

Compared with similar properties in the community, this address is close to the local assessment benchmark.

Assessment vs last year
+13.2%
Year-over-year assessed value change
Records available
22
Assessment/tax history rows
City assessment position
Above median
Compared with Calgary median
Compared with community
close to
Same property type median
Official dataset release: April 1, 2026

See the Full Picture for 4903 21A ST SW

This page provides a quick overview of 4903 21A ST SW. For a complete interactive experience, open the YYC-Wander Address Explorer to explore maps, school details, flood context, fire access, assessment history, crime trends, community insights, and more.

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