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ZIP Code 03230

Merrimack, New Hampshire

FIPS 03230

Juniper

ZIP Code 03230 is in the top 1% nationally for HPI growth 5yr %, but in the bottom 38% nationally for price-to-income ratio. It also sits in the top 1% nationally for appreciation 1yr %. And it sits in the 75th percentile nationally for median rent.

Median Home Value

$240,700

Higher than 59% of U.S. ZIP codes

HPI Growth 5yr %

115%

Higher than 100% of U.S. ZIP codes

FEMA Risk Score

70.8

Higher than 57% of U.S. ZIP codes

The basics

Total Population

1,451

Median Age

47.4

Home values & property tax

Ranked against U.S. ZIP codes.

Median Home Value

$240,700

Higher than 59%

Median Property Tax

$3,760

Effective Tax Rate

2%

Cost of living & affordability

Ranked against U.S. ZIP codes.

Price-to-Income Ratio

3.36

Higher than 62%

Median Rent

$1,281

Higher than 75%

Home prices & appreciation

Ranked against U.S. ZIP codes.

HPI Growth 5yr %

115%

Higher than 100%

Appreciation 1yr %

25%

Higher than 99%

Pandemic Gain %

27%

Climate & weather

Ranked against U.S. ZIP codes.

Summer Avg High (°F)

77.5

Winter Avg Low (°F)

9.8

Avg Temperature (°F)

43.2

Hot Days/yr (>90°F)

4.7

Freezing Days/yr (<32°F)

199.1

Annual Precipitation (in)

49.2

Annual Snowfall (in)

85.4

Flood & disaster risk

Ranked against U.S. ZIP codes.

FEMA Risk Score

70.8

Higher than 57%

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 03230: frequently asked questions

What is the median home value in ZIP Code 03230?
The median home value in ZIP Code 03230 is $240,700, higher than 59% of U.S. ZIP codes.
How much is property tax in ZIP Code 03230?
The median annual property tax in ZIP Code 03230 is $3,760, an effective rate of 2% of home value.
Is ZIP Code 03230 expensive to live in?
Homes in ZIP Code 03230 cost about 3.36× the median household income, higher than 62% of U.S. ZIP codes.
What is the average rent in ZIP Code 03230?
The median gross rent in ZIP Code 03230 is $1,281 a month, higher than 75% of U.S. ZIP codes.
How much have home prices grown in ZIP Code 03230?
Home prices in ZIP Code 03230 have moved 115% over the past five years (25% in the past year), per the FHFA House Price Index.
What is the weather like in ZIP Code 03230?
ZIP Code 03230 averages 43.2°F year-round, summer highs near 77.5°F, winter lows around 9.8°F (NOAA 1991–2020 normals). It sees about 85.4 inches of snow a year.
Is ZIP Code 03230 at risk of flooding or natural disasters?
ZIP Code 03230's FEMA National Risk Index score is 70.8 (higher than 57% of U.S. ZIP codes). Its greatest modeled natural hazard is hurricane.

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