Plumbing repair · Waxhaw, North Carolina
Plumbing repair in Waxhaw, NC
Leak, backed-up drain, no hot water, or a frozen line? The largest share of Waxhaw's homes (41%) was built 2010 to 2019[1]. Request a licensed plumber who works here. Waxhaw, in Union County — ZIP 28173, counts 23,140 residents (2025 estimate)[2].
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Waxhaw plumbing snapshot: the key figures
- Population (2025 est.)
- 23,140[2]+12.6% since 2020
- County
- Union[2]
- Land area
- 12.9 sq mi[3]
- Decade the most homes date from
- 2010 to 2019[1]41% of housing units
- Homes built before 1980
- 7%[1]the lowest share of the 14 Charlotte-area suburbs we cover
- Homes built 1980–1999
- 12%[1]2020–2024
- Homes built 2010 or later
- 49%[1]the highest share of the 14 Charlotte-area suburbs we cover
- Winter-storm & freeze days, union zone
- 11[4]2016–2025
- Flood & flash-flood reports within 10 mi
- 5[4]5 flash floods, 2016–2025; flood-prone homes need working drainage and backflow prevention
- FEMA flood-insurance claims, local ZIPs
- 9[5]5 in the last 10 years; 6 paid
- Homes on utility gas heat
- 65%[1]gas piping work usually needs a permit and a licensed installer
What the local data means for plumbing in Waxhaw
Waxhaw is one of the fastest-growing Charlotte-metro suburbs tracked here: 23,140 people (2025 estimate), up 12.6% since 2020[2]. On the map that's 12.9 square miles holding 1,790 residents per square mile, the 5th densest of the suburbs here; it sits entirely in Union County, with ZIP code 28173[3].
With 49% of homes built since 2010 and 7% before 1980[1], Waxhaw's plumbing runs from brand-new supply lines and fixtures to aging pipe, original valves and water heaters past their rated life.
The entire city sits in ZIP code 28173[6].
The tracked suburbs closest by are Indian Trail (10.4 mi NE), Monroe (11.0 mi NE) and Matthews (12.7 mi N)[3].
7% of Waxhaw's 7,084 housing units predate 1980 and 49% went up in 2010 or later[1] — the lowest pre-1980 share of the 14 Charlotte-area suburbs we cover; nearby, Indian Trail (9%), Monroe (39%), and Matthews (18%) predate 1980. New-construction problems are usually fittings, supply lines, water-heater installs and drain slopes, not worn-out pipe.
The biggest single slice — 41% — was built 2010 to 2019, and the median home dates to 2010[1]. Neighbours from the same era tend to hit the same plumbing problems at the same time.
Freeze risk: the union forecast zone logged 11 winter-storm, ice or hard-freeze days in 2016–2025; the latest was Jan 21, 2025[4].
Water from the sky is plumbing work too: 5 flood or flash-flood reports within 10 miles over 2016–2025[4], and FEMA logged 9 flood-insurance claims across Waxhaw's ZIPs[5]. Homes that take water need working drainage, sump pumps and backflow prevention.
65% of homes heat with utility gas, and 17% of households rent[1].
Out of the 14 suburbs on this site, Waxhaw has the lowest pre-1980 housing share (7%)[1], the newest housing (by median year built) (2010)[1], the highest share of homes built since 2010 (49%)[1], and the 2nd-highest gas-heat share (65%)[1].
Finding plumbing help around Waxhaw
Your request reaches Plumbing repair contractors who serve Waxhaw (ZIP code 28173).
Before reaching out: before the plumber arrives
Waxhaw by the numbers
| Measure | Waxhaw | Median of 14 | Difference |
|---|---|---|---|
| Built 2010 or later | 49% | 24% | 25 pts higher |
| Built before 1960 | 2.0% | 6.6% | 5 pts lower |
| Built before 1980 | 7% | 23% | 16 pts lower |
| Renter-occupied | 17% | 35% | 18 pts lower |
| Flood reports (10 mi) | 5 | 9 | 4 fewer |
| Utility-gas heat | 65% | 50% | 15 pts higher |
| Median year built | 2010 | 1996 | 14 years newer |
Biggest gaps first. Medians are middle values across the Charlotte-area suburbs we cover, drawn from the same sources.
| City | Flood reports | NFIP claims | Freeze days |
|---|---|---|---|
| Waxhaw | 5 | 9 | 11 |
| Indian Trail 10.4 mi | 9 | 69 | 11 |
| Monroe 11.0 mi | 4 | 37 | 11 |
| Matthews 12.7 mi | 15 | 33 | 16 |
| Mint Hill 17.3 mi | 20 | 37 | 16 |
| Harrisburg 26.1 mi | 28 | 161 | 18 |
| ZIP | Claims | Paid | Busiest year |
|---|---|---|---|
| 28173 | 9 | $100,799 | 2024 (2) |
ZIPs extend past city limits.
| Date | Type | Distance |
|---|---|---|
| Aug 8, 2024 | Flash Flood | 2.4 mi |
| Sep 9, 2023 | Flash Flood | 6.8 mi |
| Nov 12, 2020 | Flash Flood | 2.4 mi |
| Jul 13, 2019 | Flash Flood | 9.9 mi |
| Apr 30, 2016 | Flash Flood | 2.0 mi |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 585 | 8.3% | ±187 |
| 2010 to 2019 | 2,874 | 40.6% | ±321 |
| 2000 to 2009 | 2,282 | 32.2% | ±290 |
| 1990 to 1999 | 560 | 7.9% | ±163 |
| 1980 to 1989 | 279 | 3.9% | ±190 |
| 1970 to 1979 | 314 | 4.4% | ±173 |
| 1960 to 1969 | 50 | 0.7% | ±37 |
| 1950 to 1959 | 68 | 1.0% | ±61 |
| 1940 to 1949 | 13 | 0.2% | ±22 |
| 1939 or earlier | 59 | 0.8% | ±61 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| Measure | Value |
|---|---|
| Housing units | 7,084 |
| Detached single-family | 6,165 (87%) |
| Occupied homes | 6,815 |
| Owner-occupied | 5,656 (83%) |
| Renter-occupied | 1,159 (17%) |
| Median home value | $549,400 |
ACS 2020–2024 estimates.
| Main heating fuel | Homes | Share | Margin of error |
|---|---|---|---|
| Utility gas | 4,415 | 64.8% | ±367 |
| Electricity | 2,251 | 33.0% | ±339 |
| Bottled or tank gas (propane, butane, etc.) | 119 | 1.7% | ±69 |
| Fuel oil, kerosene, etc. | 30 | 0.4% | ±30 |
| ZIP (ZCTA) | Share of Waxhaw's land | Share of the ZIP inside the city |
|---|---|---|
| 28173 | 100% | 11% |
Dated heat and freeze records for the UNION forecast zone: see the county list.
Common Waxhaw plumbing questions
Are Waxhaw homes likely to have old galvanized pipes?
Only an inspection can say, but age is the clue: 2% were built before 1960 and 7% before 1980[1].
How often do pipes freeze in Waxhaw?
The record for Waxhaw's forecast zone shows 11 winter-storm or freeze days over 2016–2025, in 6 different years[4].
Which ZIP codes are covered in Waxhaw?
28173[6], in Union County. Nearby suburbs with their own pages: Indian Trail (10.4 mi), Monroe (11.0 mi), and Matthews (12.7 mi)[3].
My Waxhaw home is fairly new — could the plumbing and water heater still be under warranty?
Possibly: 49% of Waxhaw's housing units were built in 2010 or later[1], the highest share of the 14 Charlotte-area suburbs we cover. Check your closing paperwork for warranties before paying for a repair.
Sources
- Census ACS 2020–2024 5-year (keyless bulk)
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- NOAA Storm Events Database
- OpenFEMA NFIP claims
- Census 2020 ZCTA–place file
Data pulled Sep 28, 2026. Full citations and method.