Real Estate for Sale in Mariday Heights, Thunder Bay, ON

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Neighbourhood in Thunder Bay

Mariday Heights

quiet family-oriented suburban

Mariday Heights is a small neighbourhood in Thunder Bay, Ontario. It offers a quiet living environment with a mix of residential homes.

Residential homes dominate the area Strong community feel Close to nature Low rental options Affordable compared to city median

At a glance

Photo of 163 Mckibbin Street
For SaleNew ListingFully Renovated
Listed for:

Listed 6 days ago

$329,900

163 Mckibbin Street

Thunder Bay (Mariday Heights), ON P7B 4B6

2Bedrooms
1Bathroom
0Garage
700-1.1KSq Ft

DetachedFor Sale

Photo of 220 High Street S
For SalePositive Cash Flow
Listed for:

Listed 9 days ago

$499,900

220 High Street S

Thunder Bay (Mariday Heights), ON P7B 3K7

4Bedrooms
2Bathrooms
2Garage
700-1.1KSq Ft

DetachedFor Sale

Photo of 120 High Street
For SaleLake ViewPanoramic Views
Listed for:

Listed 21 days ago

$899,900

120 High Street

Thunder Bay (Mariday Heights), ON P7B 3K5

4 + 2Bedrooms
3Bathrooms
1Garage
1.5K-2KSq Ft

DetachedFor Sale

Photo of 34 Winnipeg Avenue
For Sale
Listed for:

Listed 21 days ago

$899,900

34 Winnipeg Avenue

Thunder Bay (Mariday Heights), ON P7B 3P7

4 + 1Bedrooms
3Bathrooms
2Garage
2.5K-3KSq Ft

DetachedFor Sale

Photo of 43 Summit Avenue
For SaleEstate SaleFinished BasementCorner Lot
Listed for:

Listed Aug 7, 2026

$739,900

43 Summit Avenue

Thunder Bay (Mariday Heights), ON P7B 3N7

5Bedrooms
3Bathrooms
0Garage
—Sq Ft

DetachedFor Sale

Day to dayLivability

5.9

Schools near listings

out of 10 · averaged over 10 past and present listings

Fraser Institute ratings within 2 km of each listing, closer schools weighted more

Each score is an average over this area's own listings and is shown only where at least 5 of them carry one. Scores are reported by listing agents, not measured by HOMEH.

What it costsAffordability

Median asking price

$739,900

95% above Thunder Bay 3% above Ontario

In Mariday Heights

$739,900

In Thunder Bay

$379,900

In Ontario

$719,900

Median monthly rent

In Ontario

$2,500

On the marketMarket snapshot

For sale

5

Median $739,900

Houses 5

For rent

0

Recently sold

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Recently leased

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Market data as of 2026-10-08. Sold and leased figures are neighbourhood medians over the last 12 months, published only where at least 5 homes closed — never a single sale.

The honest readPros & cons

What people love

  • Family-friendly atmosphere
  • High home ownership rate
  • Good average income
  • Low crime rates

Keep in mind

  • Limited amenities and services
  • No public transit options

The feel of the placeLifestyle

Daily life is peaceful, with a focus on family and community. Residents enjoy a suburban feel with access to nature.

Great for families first-time buyers retirees

Within the boundaryWhat's nearby

The boundary

0.6 km²

Every count and every census figure on this page was measured inside this line — not within a circle drawn around a centre point.

Not enough verified data yet. We count schools, parks, transit and shops inside Mariday Heights's real boundary and publish the numbers only once that count is confirmed — an estimate here would be worse than nothing.

The peopleWho lives here

1,739

Population (2021)

0.7 km²

Area

2,612

People per km²

46.3

Median age

$112,282

Median income

84%

Own their home

2.3

People per household

750

Households

Every age

  • Children (under 15)13.8%
  • Working age (15–64)62.9%
  • Seniors (65+)23.3%

What is built here

  • Detached houses94.2%
  • Semi-detached0.6%
  • Duplexes4.5%
  • Low-rise apartments0.6%
  • Other attached homes0.6%

Own or rent

84%Owners

16%Renters

Across 750 households

When it was built

Mostly 1960 or earlier

  • 1960 or earlier85%
  • 1961–198012%
  • 1981–19900%
  • 1991–20000%
  • 2001–20050%
  • 2006–20100%
  • 2011–20150%
  • 2016–20210%

Share of occupied homes, by the era they were built in. Bars are drawn against the busiest era, not against each other, because the eras are not the same length. The eight shares are unlikely to total exactly 100: Statistics Canada rounds each era's count to the nearest 5 before publishing it, so we print what the census reports rather than adjusting a figure to make the column add up.

6%
Born outside Canada
48.7%
Hold a degree or higher
65.4%
Employment rate
0%
Commute by transit
87.6%
Commute by car
1.7
Children per family
$94,939
Median income after tax
$128,685
Average household income
4.4%
Living on a low income
$1,500/mo
Renters pay, per month
$1,091/mo
Owners pay, per month
$353,717
Median home value at census
15.1%
Renters spending 30%+ of income on housing
3.2%
Owners spending 30%+ of income on housing

Statistics Canada, Census of Population 2021. Added up from 4 census areas inside the boundary. Medians and rates are a population-weighted average of dissemination-area figures.

Sources: HOMEH listings, Statistics Canada, Census of Population 2021, OpenStreetMap, HOMEH school registry