4.5 acres for sale in Sarnia, ON

$4,999,999 · Sarnia, Lambton County, Ontario · 13 km from Sarnia

Advertised on Kijiji as “647 ST CLAIR PARKWAY St Clair, Ontario”

$4,999,999Asking price

4.5Acres

$1,116,071/acPrice per acre

Water mentionedWater

above marketAcreScout value check

458% above the median $199,900/ac for the 5 lots of similar size in Lambton County.
AcreScout's value model, which compares it with the nearest listings of similar size, rates it above market.
No risk flags found in what we check (flood zones, wetland, access, taxes).
Listed September 12, 2025.

See this listing on the map with its value score, risk details and the all-in cost for your buyer profile. Open in AcreScout Listing on Kijiji

Similar-sized land in Lambton County

Listing	Price	Acres	Per acre	Value
4 acres Grand Bend	$220,000	4	$55,000/ac	near market
4 acres Grand Bend	$649,000	4	$162,250/ac	above market
5 acres Sarnia	$999,500	5	$199,900/ac	above market
3 acres Forest	$799,000	3	$266,333/ac	above market
3 acres Lambton Shores	$799,900	3	$266,633/ac	above market