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ZIP Code 78642

Williamson, Texas

FIPS 78642

Juniper

ZIP Code 78642 is in the top 20% nationally for HPI growth 5yr %, but in the bottom 29% nationally for price-to-income ratio. It also sits in the 88th percentile nationally for median home value. And it sits in the 87th percentile nationally for median rent.

Median Home Value

$506,600

Higher than 88% of U.S. ZIP codes

HPI Growth 5yr %

55%

Higher than 80% of U.S. ZIP codes

FEMA Risk Score

39.2

Lower than 78% of U.S. ZIP codes

The basics

Total Population

26,434

Median Age

36.9

Home values & property tax

Ranked against U.S. ZIP codes.

Median Home Value

$506,600

Higher than 88%

Median Property Tax

$8,782

Effective Tax Rate

2%

Cost of living & affordability

Ranked against U.S. ZIP codes.

Price-to-Income Ratio

3.81

Higher than 71%

Median Rent

$1,658

Higher than 87%

Home prices & appreciation

Ranked against U.S. ZIP codes.

HPI Growth 5yr %

55%

Higher than 80%

Appreciation 1yr %

0.78%

Higher than 68%

Pandemic Gain %

61%

Recession Drop %

-0.72%

Climate & weather

Ranked against U.S. ZIP codes.

Summer Avg High (°F)

93.3

Winter Avg Low (°F)

41.3

Avg Temperature (°F)

67.4

Hot Days/yr (>90°F)

102.4

Freezing Days/yr (<32°F)

19.5

Annual Precipitation (in)

33.8

Annual Snowfall (in)

0

Flood & disaster risk

Ranked against U.S. ZIP codes.

FEMA Risk Score

39.2

Lower than 78%

The full report

Six pillars — each with percentile benchmarks, 16-year trends, and per-metric detail.

  • People

  • Work & Money

  • Housing

  • Amenities

  • Environment & Risk

ZIP Code 78642: frequently asked questions

What is the median home value in ZIP Code 78642?
The median home value in ZIP Code 78642 is $506,600, higher than 88% of U.S. ZIP codes.
How much is property tax in ZIP Code 78642?
The median annual property tax in ZIP Code 78642 is $8,782, an effective rate of 2% of home value.
Is ZIP Code 78642 expensive to live in?
Homes in ZIP Code 78642 cost about 3.81× the median household income, higher than 71% of U.S. ZIP codes.
What is the average rent in ZIP Code 78642?
The median gross rent in ZIP Code 78642 is $1,658 a month, higher than 87% of U.S. ZIP codes.
How much have home prices grown in ZIP Code 78642?
Home prices in ZIP Code 78642 have moved 55% over the past five years (0.78% in the past year), per the FHFA House Price Index.
What is the weather like in ZIP Code 78642?
ZIP Code 78642 averages 67.4°F year-round, summer highs near 93.3°F, winter lows around 41.3°F (NOAA 1991–2020 normals).
Is ZIP Code 78642 at risk of flooding or natural disasters?
ZIP Code 78642's FEMA National Risk Index score is 39.2 (lower than 78% of U.S. ZIP codes). Its greatest modeled natural hazard is tornado.

Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →