New Mexico retirement tax calculator

What New Mexico actually takes from a 401(k) withdrawal, a pension, and Social Security — in dollars, against the state’s own brackets and exclusions rather than a yes-or-no list.

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New Mexico guide

Retiring in New Mexico: What the State Actually Takes

  • On $95,000 of retirement income a single filer pays $1,701 in New Mexico state income tax, an effective rate of 1.8%.
  • The income tax, property tax and insurance together come to $6,750, which ranks New Mexico 18th of 50 on what retiring there actually costs.
  • Property tax runs about $2,249 a year on the state's $357,000 median home, and average home insurance $2,800.

On the ordinary retirement profile — $34,000 of Social Security and $61,000 of plan distributions — New Mexico takes $1,701 a year in state income tax.

That is the number people compare, and it is the smallest of three. Property tax adds about $2,249 on the state's $357,000 median home, and insurance another $2,800. The three together come to $6,750, placing New Mexico 18th of 50.

A note before you start. This is general education, not tax advice. Every New Mexico figure comes from this site's own fifty-state income-tax dataset and its retirement tax engine, computed for a single filer aged 70 unless stated otherwise; property tax, median home price and insurance figures come from the site's core state dataset. Rates are for tax year 2026. Property tax is assessed locally in most states, so the effective rate here is a statewide figure rather than your county's.

1. What New Mexico takes from retirement income

On Social Security. New Mexico is one of the small group of states that still taxes Social Security in 2026, and the thresholds are the whole story. Below the threshold the federally taxable portion of benefits is exempt in full; at or above it, none of the exemption is available. It is a cliff, not a phase-out: a married couple at $149,999 exempts their benefits entirely and the same couple at $150,001 exempts nothing, which is the single most consequential fact about New Mexico retirement taxation and the one every summary drops. Note the married-filing-separately figure of $75,000 is exactly half the joint figure, so filing separately buys nothing. Thresholds are not indexed — they are fixed dollar amounts in the 2022 legislation and have not moved since, so inflation erodes the exemption every year. thresholdBasis is recorded as federal-agi because New Mexico's PIT begins from federal adjusted gross income and the statute's measure is 'adjusted gross income'; the Taxation and Revenue Department's own public page says only 'income' without qualifying it, so a reader within a few thousand dollars of the line should check the PIT-1 instructions rather than rely on this field.

Read the full New Mexico guide →18 min read · Updated 2026-09-03