Reserve is a community in St. John the Baptist Parish, Louisiana, home to about 7,791 people across 15 square miles. Its ZIP code is 70084.
Homes sold for a median of $125 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Reserve; also Garyville and Laplace
Each card is that ZIP code’s whole market, including any part outside Reserve. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Reserve’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Louis Armstrong New Orleans International Airport (MSY)18 miles away |
|---|---|
| Nearest city of 250,000+ | New Orleans, LA37 miles away |
| Nearest city of 1 million+ | Houston, TX290 miles away |
Straight-line distances from the center of Reserve; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Reserve had 8,541 residents in the 2020 census, down 6% since 2000.
It’s the 74th largest of 487 towns in Louisiana by population.
St. John the Baptist Parish grew from 12,330 residents in 1900 to 42,477 in 2020.
St. John the Baptist Parish, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 92°F in summer, and winter lows average 43°F. About 67.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Reserve, LA weather station (2 miles away).
15,023 jobs at 658 businesses in St. John the Baptist Parish. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
18 doctors and other health care providers list an office in Reserve.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 2 |
| Nurse practitioners and physician assistants | 7 |
| Mental health providers | 5 |
| Physical and occupational therapists | 2 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Counts are within about 2.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by St. John the Baptist Parish. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Fifth Ward Elementary SchoolReserve | Pre-K–4 | 306 | Public | 1.3 mi |
| East St. John High SchoolReserve | 9–12 | 1,293 | Public | 1.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Riverside AcademyReserve | Pre-K–12 | 478 | Nonsectarian | 0.6 mi |
| St Peter SchoolReserve | Pre-K–7 | 62 | Roman Catholic | 0.5 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Garyville and Laplace.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.