New Mexico's average effective property tax rate runs well below the ~0.99% U.S. national average. Estimates across recent 2026 sources cluster between roughly 0.57% and 0.85% of market value, with most mainstream estimates (Tax Foundation, SmartAsset-style calculators, county aggregators) landing around 0.6%–0.7%. That places New Mexico among the bottom half to bottom third of states nationally for effective property tax burden. Rates vary meaningfully by county — urban/higher-service counties like Santa Fe and Los Alamos tend to run higher in dollar terms (due to higher home values), while many rural counties have both lower rates and lower assessed values, producing some of the lowest tax bills in the country. Only 33 counties exist statewide, and given NM's constitutional 20-mill cap on rates imposed without voter approval (11.85 mills counties, 7.65 mills municipalities, 0.5 mills school districts) plus voter-approved debt service and school district levies layered on top, actual combined rates vary by taxing jurisdiction.
Example: Sources converge on a median annual property tax bill in the roughly $1,000–$1,250 range statewide (commonly cited figures: ~$1,043 median tax paid, and ~$1,249 median bill — both far below the U.S. median of roughly $2,400–$2,600/year). For a concrete example: a home near New Mexico's statewide median value (~$213,000–$248,000 depending on source/year) generates an annual bill of roughly $1,400–$1,700 at typical effective rates (e.g., ~$1,427 on a $213,000 home, or ~$1,731 on a $248,100 home), while lower-valued homes (e.g., ~$160,900 median in some rural-county calculations) can see bills as low as ~$880/year. The wide range reflects New Mexico's mix of high-cost counties (Santa Fe, Los Alamos, Bernalillo) and low-cost rural counties.
New Mexico caps annual increases in assessed value for owner-occupied primary residences at 3% per year (reset upon sale or major improvements), and uses a 'yield control' system rather than fixed mill rates — local taxing authorities set revenue targets and the tax rate is adjusted so total assessed value changes don't automatically translate into proportional revenue growth. Practical tip: because published effective-rate and median-bill figures vary noticeably by source (0.57%-0.85%; $1,043-$1,731), homeowners should check their specific county assessor's mill levy and the NM Department of Finance and Administration's yield control data for the most accurate local figure, rather than relying on a single statewide average.
Facts on this page reflect research current as of 2026-07-05. Programs, rates, and laws change — confirm current figures with the relevant state agency before relying on them.