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Unincorporated community · Columbia County, Georgia

Home Improvement Contractors in Martinez, GA

Martinez is an unincorporated community in Columbia County; building permits are issued by the county. Every trade we cover, for homes in Martinez. Tell us the project once and we connect you with licensed, insured contractors for it through one national line - and you compare written scopes. The median Martinez home dates from 1985, so most jobs start with what is already there.

  • Licensed and insured contractors only
  • Written scope before work starts
  • No obligation on quotes
  • Local permit knowledge
Sourced local data

About homes in Martinez

Census and NOAA figures for the community of Martinez in Columbia County, not the metro, with a source for each.

1985Median year built1U.S. 1980
33%Built before 198018% built since 2010
1984Owner-occupied median year built1rentals 1989
77%Detached single-family111% in 5+ unit buildings
71%Owner-occupied166% statewide
$246kMedian home value1Georgia median $303k

The median home in the community of Martinez was built in 1985, newer than the U.S. median of 1980 and older than the Georgia median of 1992. That is older than the Columbia County median of 1999.1 Most of Martinez's housing is recent: only 33% of units predate 1980 (U.S. 50%) and 8% were built since 2010. The largest single share, 51%, dates from 1980-1999. That makes it a newer stock than Columbia County as a whole (18% built before 1980).1 On houses from the 1980s and 1990s, polybutylene supply lines, builder-grade windows and first-generation openers are the usual items a contractor confirms before quoting. Owner-occupied homes in Martinez are older than rentals: a median build year of 1984 against 1989.1 Where owner-occupied homes skew older, a repair-versus-replace conversation is the usual starting point rather than a like-for-like swap.

Housing in Martinez is mostly detached single-family: 77% of units, with 11% in buildings of five or more units.1 A mostly detached stock means the full range of exterior work applies: roofs, garage doors, chimneys and backyard units. 71% of occupied homes in Martinez are owner-occupied, above the Georgia share of 66%.1 The median owner-occupied home in Martinez is valued at $246,100 (ACS), below the Georgia median of $303,300. Within Columbia County the median is $305,300, so Martinez sits below it.1 With values below the state median, phased scopes - the essential work first - are a common way to keep a project sensible.

The Augusta Bush Fld Ap station averages 51 nights a year at or below 32°F and 5 at or below 20°F.2,3 A real freeze season means masonry, roofing and exterior sealing are specified for freeze-thaw cycles. Summers are hot: about 86 days a year reach 90°F and 6 reach 100°F.2,3 A long hot season shortens the life of roofing, sealants and garage-door electronics, and it shapes what a contractor specifies.

Rainfall is substantial: about 44 inches a year, 13 days of it an inch or more.2,3 Heavy rainfall makes flashing, drainage and ventilation details the difference between a sound assembly and a wet one. Measurable snow is rare (about 0.8 inches a year).2,3 Cooling dominates the year: about 2,361 cooling degree days against 2,182 heating degree days (base 65°F).2,3 In a cooling-led climate, attic ventilation, duct sealing and window solar gain are where the energy code concentrates.

The coast is about 110 miles away, so storm systems arrive without salt air.4,5 Martinez sits in IECC climate zone 3A (Mixed-Humid).6 Building permits in Martinez are normally issued by the county, as this is an unincorporated community.7,8 As an unincorporated community, permits and inspections run through the county.

Share of Martinez housing units by year built
Before 19400.2%
1940-19593%
1960-197929.5%
1980-199950.6%
2000-20098.6%
2010 or later8.1%
Sources and notes (8)
  1. U.S. Census Bureau, American Community Survey 5-year estimates (ACS 2020-2024 5-year (released 2026-01))
  2. NOAA NCEI U.S. Climate Normals, nearest station (1991-2020 normals (published 2021))
  3. NOAA NCEI normals station inventory (1991-2020)
  4. U.S. Census Bureau Gazetteer files (2025)
  5. U.S. Census Bureau TIGER/Line coastline (2025)
  6. Guide to Determining Climate Zones by County: Building America and IECC 2021 Updates (PNNL-33270) (September 2022 (IECC 2021 county map))
  7. U.S. Census Bureau population estimates (Vintage 2024)
  8. U.S. Census Bureau geographic code files (2020)
  9. Climate figures are for NOAA station Augusta Bush Fld Ap, 13.4 miles from the place center; housing figures are ACS ACS 2020-2024 5-year with 90% margins of error in the source tables.

Get a free Martinez quote

Written scope, no obligation. Call now or email and we will get back to you.

Service area

Martinez and nearby

Requests for Martinez and the surrounding Georgia area go through our national line. Call (844) 624-3161 with the address and the project and we confirm whether we have a contractor who can take it on.

Nearest places with a page

Straight-line distances between place centers, not drive times.

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Questions

Martinez questions

How much does home remodeling cost in Martinez, GA?

Most home remodeling projects in Martinez, GA land between $18,000 and $95,000, depending on scope, access and material grade. That is an estimated range for planning, not a quote - call (844) 624-3161 and we will scope your job properly.

Do I need drawings before calling?

No. If you have them, good - if not, we start from what you want to change and work back to what the house allows.

How old are the homes in Martinez?

The median home in the community of Martinez was built in 1985, newer than the U.S. median of 1980 and older than the Georgia median of 1992. That is older than the Columbia County median of 1999. Most of Martinez's housing is recent: only 33% of units predate 1980 (U.S. 50%) and 8% were built since 2010. The largest single share, 51%, dates from 1980-1999. That makes it a newer stock than Columbia County as a whole (18% built before 1980). Those are Census figures for the whole housing stock, including apartments, not a statement about any one house.

Who issues building permits in Martinez?

Building permits in Martinez are normally issued by the county, as this is an unincorporated community. Whether a specific job needs one is decided by that office; the contractor confirms it before work starts.

Get a free Martinez quote

Written scope, no obligation. Call now or email and we will get back to you.