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+1.3%|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$875K+6.1%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$410K+7.8%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$412K+3.4%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$312K-1.4%|El Paso · TXMedian List$301K+11.1%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$301K+0.1%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$325K-2.3%|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$450K+1.1%|Los Angeles · CAMedian List$1M-1.7%|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$245K+2.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$495K+3.1%|New York · NYMedian List$885K+8.7%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$279K+4.6%|Phoenix · AZMedian List$452K+0.5%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$518K-2.2%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$257K-2.9%|San Diego · CAMedian List$910K+1.1%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.6M-5.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$844K+1.2%|Shelby County · TNMedian List$250K-2.8%|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+1.3%|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$875K+6.1%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$410K+7.8%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$412K+3.4%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$312K-1.4%|El Paso · TXMedian List$301K+11.1%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$301K+0.1%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$325K-2.3%|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$450K+1.1%|Los Angeles · CAMedian List$1M-1.7%|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$245K+2.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$495K+3.1%|New York · NYMedian List$885K+8.7%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$279K+4.6%|Phoenix · AZMedian List$452K+0.5%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$518K-2.2%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$257K-2.9%|San Diego · CAMedian List$910K+1.1%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.6M-5.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$844K+1.2%|Shelby County · TNMedian List$250K-2.8%|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 77550 sells for about $284,583, or $303 per square foot.

Homes take about 84 days to sell, which is slow. HUD's fair market rent for a two-bedroom is $1,845 a month.

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

ZIP 77550 — Galveston

Galveston County →refreshed Oct 4, 20262 cycles retainednext refresh Oct 19, 2026
Market mood · neutral

The 77550 housing market shows a median listing price of $375,000 with a significant inventory of active listings. Market conditions are influenced by the island's unique geography and tourism-heavy economy, with many figures like sales counts and specific tax rates not currently published at the ZIP level.

Who this ZIP fits

This ZIP is well-suited for investors, vacation-home buyers, and those working in the local tourism, maritime, or medical sectors who value island living.

Parent geography
Galveston · no city intel reportGalveston County →Texas state →
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 19.6 km²Water area · 3.5 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$284,583
Divergent · 26.9% from published 2024 series — validation case open, publishes pending verdict
Days on market
84 days
Active listings
512
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
59
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
50
Growth/100

Median prices moved sideways 0.0% year over year.

34
Liquidity/100

Homes spend a median of 84 days on market with 0.0 months of supply — a slower-moving market.

50
Momentum/100

0% of listings have cut prices · homes sell at 0% of asking — demand is holding steady.

100
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

2015201620172018201920202021202220232024202520272029$190,000$285,000$380,000$475,000$570,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 6.8%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Property tax · ten-year history

Median annual property tax paid on this ZIP's residential parcels

2015201620172018201920202021202220232024202520272029$3,000$4,500$6,000$7,500$9,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 7.4%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2024 5-year estimates
Population base
23,489

ZCTA 77550, Galveston County TX

Area context
Crime & safety

Crime rates in the 77550 area are higher than the national average, with property crime being the most frequently reported issue. The area experiences higher crime density compared to more suburban parts of Galveston County.

Schools & education

Schools serving the 77550 ZIP code are part of the Galveston Independent School District, which maintains a mix of magnet and traditional campuses with varying performance ratings.

Environmental & hazard

The area is subject to coastal flood risks and wind exposure typical of the Galveston Island region, necessitating specific insurance considerations.

Growth & development

Development is driven by tourism, the maritime industry, and the presence of local universities and medical facilities.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Texas) — Senior (65+) and Disabled Homestead Exemption and School Tax Ceiling: Grants an additional mandatory $10,000 exemption from ISD appraised value (Taxable Value_ISD = Appraised Value - $100,000 - $10,000) and establishes an absolute statutory tax freeze (school tax ceiling): total ISD property taxes cannot exceed the dollar ceiling established in the… State (Texas) — General Residence Homestead Exemption and 10% Valuation Growth Cap: Imposes mandatory state-level valuation deductions and growth limitations on the qualifying homestead: (1) Mandates a $100,000 deduction from appraised value for independent school district (ISD) maintenance and operations/debt taxation: Taxable Value_ISD = Appraised Value - $100… State (Texas) — Ad Valorem Real Property Taxation and Assessment Ratio: Mandates ad valorem appraisal of all real property at 100% of fair market value as of January 1 each tax year (Assessment Ratio = 1.00).

Transportation & commute

The ZIP is located on Galveston Island, with primary transit via I-45 connecting to the mainland and the broader Houston metropolitan area.

Recreation & amenities

The area features extensive access to Gulf Coast beaches, historic districts, museums, and local parks within the city of Galveston.

Rental market

The rental market is characterized by a high share of renter-occupied households and significant seasonal or short-term rental activity due to the island's tourism economy.

Economy & employers

The economy is anchored by tourism, the Port of Galveston, and major medical and educational institutions.

Transportation & infrastructure

Primary access is via the I-45 corridor, which serves as the main artery connecting the island to the mainland.

Development pipeline

Development activity is focused on urban infill and the maintenance of historic infrastructure.

County appraisal district

The Galveston Central Appraisal District manages property assessments for the county.

Special districts

Parcels are subject to various special districts including school, hospital, and utility districts.

Insurance & hazard market

Property insurance in this coastal ZIP is influenced by high hazard exposure to hurricanes and flooding, often requiring specialized coverage.

Discovery profileACS 2024 5-year estimates
Census profile · ZCTA 77550, Galveston County TX
Population
23,489
Median home value
$325,900
Median household income
$35,654

Data retrieved from Census Reporter profile for ZCTA 77550.

Public schools with an address here · 2

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.

Ball High SchoolHighBGalveston ISDThe primary public high school serving the island.
Central Middle SchoolMiddleCGalveston ISDServes the central portion of the island.
School districts
Galveston ISDBCovers the entire island with a focus on magnet programs and maritime education.
Utilities & services
ElectricVarious (Deregulated)Residents choose from multiple retail electric providers.
Water/SewerCity of GalvestonMunicipal utility service.
InternetAT&T / XfinityPrimary broadband providers in the area.
Major employers & industries
University of Texas Medical BranchHealthcare/EducationLargest employer in the region.
Port of GalvestonLogistics/TourismMajor economic anchor.
Major amenities · ZIP 77550
Museums, galleries & history
16 · 20 mi
Parks, trails & nature
18 · 13 mi
Lakes, marinas & beaches
8 · 20 mi
Shopping & dining districts
15 · 13 mi

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

Amenities & attractions2 retained amenities · 1 development on the horizon
Inside this ZIP
Galveston Historic District
Historic Landmark

Features significant Victorian-era architecture and cultural heritage.

Gulf Coast Beaches
Recreation

Provides direct access to public beach areas and coastal recreation.

On the horizon · announced & under construction
Port of Galveston ExpansionInfrastructureOngoingContinuous expansion of cruise terminal facilities to increase tourism capacity.
Sources · 3 cited

Key-figure check: median price diverges 31.8% from the nearest retained anchor (published ten-year series (2025)) — beyond the 12.5% tolerance; an automated validation case is open and the value publishes pending its verdict. Research outlier held out — this pass returned a median of $375,000 (31.8% off the retained reading), contradicting every independent anchor; the prior reading stands pending corroboration. Validation: the flagged $375,000 (+31.8% vs the published ten-year series (2025)) could not be independently corroborated and was reverted to the prior cycle value pending review; the case is under review in the Command Center.