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Advertise here →St. Mary Parish · Louisiana
St. Mary Parish, Louisiana real estate & cities.
Countywide real estate hub for St. Mary Parish, LA — 4 live city guides, public market snapshots, and connections to local professionals.
St. Mary Parish, Louisiana is a parish-level market on USAHouses.com — a countywide hub linking verified city guides, public market data, and ways to connect with licensed professionals. We currently publish 4 city-level guides inside St. Mary Parish, covering resale homes, condos, land, and new construction across the county.
County pages complement city guides: they group places by official Census county or county-equivalent boundaries, surface nearby counties and major Louisiana cities, and link to NewUSAHouses.com builder hubs when available.
St. Mary Parish corresponds to Census FIPS code 22101. FIPS is the geographic code for USA Counties.
County snapshot
St. Mary Parish at a glance
City guides on USAHouses
4 live
Combined population (catalogued places)
28,246
Median household income (midpoint of places)
$56,729
Median home value range (Census ACS)
$98,200 – $188,000
County median listing price
$204,725 (2026-06-01)
County price trend (FHFA HPI)
-4.1% (2025)
Market data compiled from public sources on linked city guides and county-level datasets; deemed reliable but not guaranteed. Full source list ↗
Places in St. Mary Parish
Cities & towns in St. Mary Parish
St. Mary Parish includes 4 places USAHouses.com tracks in its city manifest; 4 already have live market guides linked below.
Nearby
Nearby counties & major cities in Louisiana
Other counties in Louisiana with USAHouses city or county coverage:
Jefferson Parish
17 catalogued places
East Baton Rouge Parish
11 catalogued places
Calcasieu Parish
9 catalogued places
Lafourche Parish
6 catalogued places
Ouachita Parish
6 catalogued places
St. Tammany Parish
6 catalogued places
Lafayette Parish
5 catalogued places
Bossier Parish
4 catalogued places
Larger Louisiana cities with live USAHouses market guides — populous places first, including major metro hubs when available:
Metairie
Pop. 138,995 · Major city
Lafayette
Pop. 121,537 · Major city
Lake Charles
Pop. 81,679 · Major city
Kenner
Pop. 65,113 · Major city
Bossier City
Pop. 62,832 · Major city
Monroe
Pop. 47,241 · Major city
Alexandria
Pop. 44,566 · Major city
Prairieville
Pop. 35,010 · Major city
Major metro hubs serving buyers comparing St. Mary Parish with larger nearby markets:
New construction
New homes in & near St. Mary Parish
Verified new-construction communities on NewUSAHouses.com in Louisiana — linked when a matching metro or state hub exists.
Local resources
Get help buying or selling in St. Mary Parish
What can I afford?
Estimate a comfortable price range in under a minute, then connect with a lender for real numbers.
Rough estimate only (28% of income toward housing, ~6.5% illustrative rate, 30-year term) — not a loan offer or pre-qualification. Connect with a lender for real numbers →
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Official resources
St. Mary Parish government & services
County median listing price
$204,725 as of 2026-06-01 (FRED / Realtor.com county median listing price).
County house price trend
FHFA all-transactions HPI annual change -4.1% (2025).
Common questions
St. Mary Parish FAQ
What cities and towns are in St. Mary Parish, LA?
USAHouses.com currently catalogues 4 places in St. Mary Parish, with live market guides for 4 of them. Census recognizes additional small places and CDPs in most counties that may not yet have dedicated pages.
Where should I start looking for homes in St. Mary Parish?
Start with the live city guides for Morgan City, Franklin, Patterson, Berwick — each links Census market data, nearby places, and ways to connect with local professionals.
Does USAHouses.com cover new construction in St. Mary Parish?
City and county guides link to NewUSAHouses.com where verified new-home communities exist in Louisiana. Use the new-construction section on this page for same-state builder hubs; availability varies by market.
How is the St. Mary Parish housing market trending?
County-level FHFA house price index data shows a -4.1% annual change in 2025 — a countywide benchmark, not a guarantee for any single city or street.
How do I connect with an agent in St. Mary Parish?
Use the lead form at the bottom of this page to describe your buy or sell goals in St. Mary Parish. USA HOUSES LLC is a platform/media company, not a brokerage; licensed professionals are disclosed separately.
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