LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$290K-3.5%|Baltimore · MDMedian List$265K+1.1%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$250K+2.7%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$312K-1.4%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$310K+3.1%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$280K+1.8%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$209K+4.7%|Mesa · AZMedian List$490K-0.9%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$290K-3.5%|Baltimore · MDMedian List$265K+1.1%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$250K+2.7%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$312K-1.4%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$310K+3.1%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$280K+1.8%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$209K+4.7%|Mesa · AZMedian List$490K-0.9%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|
Property-class scope

The story of this market

The typical home in ZIP 70734 sells for about $430,650, or $188 per square foot.

Prices are down 8.18% from a year ago, which gives buyers more room to negotiate. Homes take about 104 days to sell, which is slow. HUD's fair market rent for a two-bedroom is $1,850 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 70734 — Geismar (CDP)

Ascension County →Baton Rouge marketrefreshed Sep 25, 2026next refresh Oct 25, 2026
Market mood · cautious

The 70734 housing market is experiencing a correction with median listing prices declining over 8% year-over-year. High inventory relative to sales volume suggests a cooling market, likely influenced by broader economic pressures in the industrial sector. Buyers currently hold more leverage as days on market remain elevated.

Who this ZIP fits

This ZIP is well-suited for families and professionals working in the nearby industrial corridor who prioritize suburban space and access to the Baton Rouge metro area.

Parent geography
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 71.9 km²Water area · 1.3 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$430,650
-8.18% year over year
Corroborated · 1 anchor · 0% off nearest
Days on market
104 days
Active listings
104
Listings with price cuts
42%
share of active listings
Sale-to-list ratio
98.5%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
39
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
9
Growth/100

Median prices moved down 8.2% year over year.

8
Liquidity/100

Homes spend a median of 104 days on market with 34.7 months of supply — a slower-moving market.

50
Momentum/100

42% of listings have cut prices · homes sell at 98.5% of asking — demand is holding steady.

89
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 4.2% · poverty 6.5% — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

20252026202720292031$275,000$330,000$385,000$440,000$495,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical -8.2%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2019-2023 5-year estimates
Population change
+1.2%

versus the prior ACS vintage

Population base
8,384

ZCTA 70734, Ascension Parish, LA

Immigration & foreign-bornU.S. Census Bureau ACS · ZIP granular
Foreign-born share
4.9%
Foreign-born residents
452
Naturalized (of foreign-born)
33.4%
Non-citizens (of population)
3.3%
Entered 2010 or later (of foreign-born)
60.6%
World region of birth (foreign-born)
Americas
63.3%
Asia
36.7%

ACS 2024 5-year estimates. Aggregate published statistics for this ZIP — never individual records, and never an attribute of any individual property or resident.

Area context
Schools & education

The area is served by the Ascension Parish School Board, which generally maintains a strong reputation within the region for academic performance.

Environmental & hazard

The region is subject to flood risks associated with the Mississippi River basin and hurricane-related wind exposure, necessitating flood insurance for many properties.

Growth & development

The area benefits from proximity to major industrial corridors along the Mississippi River, including significant petrochemical and manufacturing employers.

Taxation

Property taxes are assessed by Ascension Parish based on a 10% assessment ratio for residential property, with millage rates determined by local taxing authorities and school districts.

Transportation & commute

Residents primarily commute via I-10 toward Baton Rouge or toward industrial hubs in Geismar and Gonzales.

Recreation & amenities

The area features access to local parks and proximity to the Mississippi River, with shopping and dining concentrated in nearby Gonzales.

Rental market

The rental market is driven by demand from industrial workers and families seeking suburban housing, with moderate vacancy pressure.

Economy & employers

The economy is heavily anchored by the petrochemical and manufacturing industries located along the Mississippi River industrial corridor.

Transportation & infrastructure

The area is primarily served by I-10, providing the main transit artery for regional commuting.

Development pipeline

Development is focused on residential expansion to accommodate the workforce of the nearby industrial plants.

County appraisal district

The Ascension Parish Assessor manages property valuations with a focus on maintaining equitable assessments across residential and industrial parcels.

Special districts

Parcels are subject to Ascension Parish school and fire protection district taxes.

Insurance & hazard market

Property insurance premiums are elevated due to regional flood and wind hazard exposure.

Discovery profileACS 2019-2023 5-year estimates
Census profile · ZCTA 70734, Ascension Parish, LA
Population
8,384
Median age
36.5 yrs
Owner-occupancy
82%
Median home value
$285,000
Median gross rent
$1,450
Median household income
$85,000
Median year built
2013
Vacancy rate
5%
Renter share
18%
Owner cost burden
22%
Renter cost burden
35%
Population change
+1.2%
Work-from-home share
8.5%
Mean commute
28.5 min
Bachelor's or higher
32%
Unemployment
4.2%
Poverty rate
6.5%
Avg household size
2.8
White
78%
Black or African American
18%
Other
4%

Data retrieved from data.census.gov ZCTA-level tables.

Public schools with an address here · 1

Public schools whose reported address is in this area (NCES). Not attendance boundaries — schools that serve residents may sit outside it. Check the district's address locator for assignment.

Dutchtown High SchoolHighAAscension ParishHighly rated school serving the area.
School districts
Ascension Parish School BoardALarge district serving the parish with strong academic performance.
Utilities & services
ElectricEntergy LouisianaPrimary provider for the region.
Major employers & industries
BASFChemical ManufacturingMajor regional employer.
ShellPetrochemicalMajor regional employer.
Major amenities · ZIP 70734
Theme, amusement & water parks
12 · 20 mi
Entertainment venues, stadiums & amphitheaters
13 · 20 mi
Family fun & things to do
19 · 13 mi
Museums, galleries & history
18 · 20 mi
Parks, trails & nature
17 · 13 mi
Lakes, marinas & beaches
1 · 20 mi
Shopping & dining districts
13 · 13 mi
Airports
1 · 31 mi

Theme parks, venues, golf, airports, museums, water and shopping across the area from Google Maps, ranked by popularity within the radius shown.

Amenities & attractions1 retained amenity
Inside this ZIP
Mississippi River
Waterfront

Provides regional industrial and recreational access.

Sources · 4 cited

Key-figure check: no independent anchor retained yet — first-researched cycles establish the anchor baseline this pass.