What is the property tax rate in Eddy County?

The combined effective property tax rate in Eddy County, New Mexico is approximately 0.50%.

Eddy County Property Tax Calculator (2026) — New Mexico Property Tax Almanac

Property Tax in Eddy County, 2026

A calculator and field guide for Carlsbad-area homeowners — and for anyone considering a move to Eddy County — including New Mexico's 33.33% assessment ratio (taxable value = 1/3 of FMV), the universal $2,000 Head of Family Exemption, the unique Yield Control formula (limits annual revenue growth to inflation, capped at 5%), the 3% annual residential AV cap (NM Const. Art. VIII), the 20-mill constitutional rate cap, the Senior Valuation Freeze (true 0% increase for 65+ at or below ~$44,200 income), the $10,000 universal Veteran Exemption (raised from $4,000 in 2025), the FULL Disabled Veterans Exemption (100% service-connected, NMSA §7-37-5.1), and the NEW Proportional Disabled Veteran Exemption (10-99% rating, effective 2026 per Constitutional Amendment 1). Effective rates ~0.55-0.85% statewide median (~0.63% per Tax Foundation).

Eddy County operates under New Mexico's 33.33% taxable-value system. Property is valued at FMV, taxable value = 1/3 × FMV, then tax = taxable value × millage / 1,000. Combined millage typically 25-40 mills (~0.83-1.33% gross before exemptions). NM's structural protections — the Yield Control formula (revenue-growth cap), constitutional 3% annual residential AV cap, $2,000 Head of Family Exemption, Senior Valuation Freeze (true 0%), and one of the most generous veteran exemption structures in the US — combine to keep effective rates ~0.55-0.85% statewide.

How the bill is built

The Eddy County Assessor determines FMV annually as of January 1. Taxable value = FMV × 1/3 (so a $300K home has TV = $100K). Subtract $2,000 Head of Family Exemption (NMSA §7-37-4) for NM resident heads of household. Tax = TV × millage / 1,000. Eddy's combined millage is ~15 mills (~0.50% effective post-exemption). Veterans get an additional $10,000 exemption (raised from $4,000 by HB 47 in 2025); 100% disabled vets are FULLY exempt (no income or value cap).

NM's Yield Control formula (NMSA §7-37-7.1) caps revenue growth from existing properties. When valuations rise sharply, mill rates auto-adjust DOWNWARD to prevent windfall revenue. Combined with the constitutional 3% annual residential AV cap (resets at sale — the "tax lightning" issue confirmed in Zhao v. Montoya 2014), it produces one of the most stable property tax bills in the US for long-term homeowners.

NM is among the most generous US states for veteran property tax relief. Three tiers: (1) Universal Veteran Exemption — $10,000 taxable-value reduction for any honorably discharged NM resident vet (raised from $4,000 in 2025 by HB 47); (2) 100% Service-Connected Disabled — FULL exemption on principal residence, no income or value cap; (3) NEW Proportional Disabled Veteran Exemption (effective TY2026 per Constitutional Amendment 1, Nov 2024) — proportional reduction for 10-99% disabled. NM joins the categorical full-vet-exemption states.

2026 Eddy County rate breakdown (consolidated millage per $1,000 of taxable value (33.33% AR × FMV), Carlsbad district)

Taxing entity	Rate
Combined county + municipal + school + special districts (~15 mills × 33.33% AR = ~0.50% effective, post $2,000 Head of Family)	15.0000
Combined total	15.0000

As of April 27, 2026 · From Eddy County Assessor.

Note: Eddy County is **home to Carlsbad Caverns National Park** — one of the most-celebrated US National Parks (a UNESCO World Heritage Site since 1995) preserving the celebrated **Carlsbad Caverns** — among the largest cave systems in the world, including the iconic 8.2-acre **Big Room** (the largest single underground cave chamber in North America, the size of 14 football fields). Anchored by **Carlsbad** (~32K, the seat — named for the Carlsbad Caverns), **Artesia** (~12K — the celebrated oil-refinery town, home to the **HollyFrontier Navajo Refinery**, one of New Mexico's only major oil refineries), Loving, and Hope. Eddy County is also home to the **Waste Isolation Pilot Plant (WIPP)** — the only US underground geological repository for transuranic radioactive waste (DOE-administered, opened 1999, ~2,150 feet below ground in the celebrated 250-million-year-old salt formation, ~700 employees). Major employment includes substantial oil-and-gas industry (Eddy County is the second-largest New Mexico oil-producing county after Lea County), Carlsbad Caverns / National Park Service tourism, the WIPP nuclear waste facility, and substantial potash mining (the celebrated Carlsbad Potash District is the only US source of agricultural potash).

Note: Eddy County effective property tax rates run approximately **0.50% — among the lowest in New Mexico**. Combined county + municipal + school district + special district millage is ~15 mills (× 33.33% AR = ~0.50% gross). Median home values around $185K combined with the very low effective rate produce median annual bills around $925.

Note: For relocation buyers: Eddy County offers **the celebrated Carlsbad Caverns + WIPP + Permian Basin southeastern New Mexico** option — substantial oil-and-gas industry employment, the iconic Carlsbad Caverns National Park tourism economy, the celebrated WIPP federal nuclear waste facility employment, and exceptional cost of living. The trade-off: persistent oil-and-gas industry economic cyclicality, aggressive summer heat, and substantial distance from major metropolitan amenities.

Deductions and exemptions for 2026

New Mexico homeowner property tax relief operates through five primary mechanisms: (1) the universal $2,000 Head of Family Exemption (NMSA §7-37-4), (2) the constitutional 3% annual residential AV cap (Sec. 7-36-21.2 NMSA, since 2001), (3) the Senior Valuation Freeze (true 0% increase for 65+ at or below ~$44,200 income), (4) the $10,000 universal Veteran Exemption (raised from $4,000 in 2025 by HB 47), and (5) the FULL Disabled Veterans Exemption (100% service-connected, NMSA §7-37-5.1) plus the NEW Proportional Disabled Veteran Exemption (10-99% rating, effective 2026 per Constitutional Amendment 1). Plus the unique structural protection of the Yield Control formula (limits annual revenue growth to inflation, capped at 5%).

$2,000 Head of Family Exemption (universal)

The Head of Family Exemption (NMSA §7-37-4) provides a universal $2,000 reduction in taxable value for any New Mexico resident head of household — saves ~$60-80/year at typical 30-40 mills. The exemption requires the property to be the applicant\'s primary residence (single-family owner-occupied dwelling) and the applicant to be a NM resident head of household. Apply once with County Assessor — the exemption persists in subsequent years (no annual renewal). New Mexico assessors estimate that ~10-15% of eligible NM homeowners fail to claim this exemption.

Yield Control formula (NMSA §7-37-7.1)

Yield Control is one of the most-restrictive revenue-growth limits in the United States. The formula limits annual property tax revenue growth from existing properties to the lower of (a) the implicit price deflator for state and local purchases of goods and services (capped at 5% statutorily) plus (b) the percentage increase in property value attributable to new construction. When valuations rise sharply, mill rates auto-adjust DOWNWARD to prevent windfall revenue increases. This is why New Mexico\'s effective rates have stayed remarkably stable around 0.55-0.85% statewide despite substantial home value appreciation since 2020. Yield Control applies only to operating levies, not debt service or special levies. **The combination of Yield Control + the 3% residential AV cap is structurally unique — it produces one of the most stable property tax bills in the United States for long-term homeowners.**

3% Annual Residential AV Cap (NMSA §7-36-21.2)

Effective since 2001, the 3% cap limits year-over-year value-driven AV increases to 3% per year for owner-occupied residential. Even if FMV rises 15%+ per year, taxable AV can only increase 3% per year. The cap RESETS at sale or upon major physical improvements — the celebrated "tax lightning" issue confirmed in Zhao v. Montoya (2014 NM Supreme Court). The reset can produce dramatic tax-bill spikes for new buyers who acquire property from long-term owners. Caps do NOT apply to new construction (first-year valuation) or solar improvements (specifically excluded by statute).

Senior Valuation Freeze (NMSA §7-36-21.3)

For owners 65+ or permanently disabled with modified gross income at or below $44,200 (2026, indexed), the AV is FROZEN at the level when first qualified — true 0% annual increase (more restrictive than the universal 3% cap). This is one of the most-progressive senior property tax protections in the United States. Apply with County Assessor.

$10,000 Universal Veteran Exemption + FULL 100% Disabled Vet Exemption + NEW Proportional 10-99% Exemption (2026)

New Mexico is one of the most-generous US states for veteran property tax relief — and got even more generous starting 2026. Three tiers: (1) Universal Veteran Exemption: $10,000 reduction in taxable value (raised from $4,000 in 2025 by HB 47, indexed annually for inflation, applies regardless of disability status). (2) 100% Service-Connected Disabled Veteran Exemption: FULL property tax exemption on principal residence — no income cap, no value cap, applies to any 100% rating including temporary 100%. (3) NEW Proportional Disabled Veteran Exemption (effective 2026 tax year, per Constitutional Amendment 1 approved by NM voters November 2024 and implemented by HB 47 in 2025): veterans rated 10-99% service-connected disabled receive an exemption proportional to their VA rating (70% rating = 70% reduction, etc.). NM joins WI, MI, IA, MN, NJ, PA, VA, MD, SC, AL, LA, MS, AR, OK in providing categorical full vet exemption for 100% disabled. Apply with NM Department of Veterans\' Services for Certificate of Eligibility, then submit to County Assessor.

Appealing your assessment

New Mexico property tax appeals follow a 3-tier process. Level 1: County Protest Board (for county-assessed property) or Administrative Hearings Office (for centrally-assessed property by the Property Tax Division). File written protest within 30 days of receiving your Notice of Value (typically mailed in April-May). The Board holds informal hearings — present comparable sales, recent appraisals, condition documentation, or income/expense data for income-producing property. Level 2: District Court. If unresolved, appeal to district court within 30 days of Board decision. Alternative: pay-and-protest (pay the disputed tax, then file a refund claim in district court). Level 3: New Mexico Court of Appeals + Supreme Court. Most NM appeals are resolved at Level 1. Tax cycle: Notice of Value mailed April-May, taxes assessed November 1, payable in halves (first half due November 10, second half due April 10).

Cities and towns in Eddy County

Eddy County contains 4 incorporated municipalities, ranging from Carlsbad to the smallest village. Search volume for property tax is often city-specific, so here is the complete list — with population from the 2020 US Census, rounded to the nearest 100.

Data: US Census Bureau, 2020 Decennial Census. Populations rounded. Cities marked as "split" straddle a county border — the portion inside Eddy County is subject to Eddy County's tax rolls, while the portion outside is subject to the adjacent county's.

City or town	Type	Population (2020)
Carlsbad County seat	city	32,000
Artesia	city	12,000
Loving	village	1,300
Hope	village	100

About city-level property tax rates: The rate breakdown and calculator on this page reflect the Carlsbad tax district. Other cities in Eddy County may pay into different school districts, city rates, and special districts — so their combined rates can differ, sometimes substantially. Always verify the specific rates for your address with the Eddy County Assessor before relying on any estimate.

Frequently asked questions

When are New Mexico property taxes due?

New Mexico property tax bills are mailed November 1 each year. Pay in halves: first half due November 10, second half due April 10. Late payments accrue penalty plus interest. Most homeowners pay through escrow via mortgage servicer. New Mexico\'s tax cycle starts with a Notice of Value mailed by the County Assessor in April-May; you have 30 days to file a protest if you disagree with the valuation.

What is New Mexico\'s 33.33% taxable value ratio?

New Mexico\'s constitutional system values property at FMV, then applies a 1/3 (33.33%) ratio to determine taxable value. So a $300K home has taxable value of $100K. Tax = taxable value × millage / 1,000. At typical 30 mills, the gross tax is $3,000 (before $2,000 Head of Family exemption reduces taxable value to $98K, producing tax of $2,940). New Mexico is one of just three US states to use a 1/3 taxable value ratio (the others being Tennessee and Mississippi for some classes).

How does the Yield Control formula work?

Yield Control (NMSA §7-37-7.1) is one of the most-restrictive revenue-growth limits in the United States. The formula limits annual property tax revenue growth from existing properties to the lower of (a) inflation (capped at 5% statutorily) plus (b) growth from new construction. When valuations rise sharply, mill rates auto-adjust DOWNWARD to prevent windfall revenue increases. This is why New Mexico\'s effective rates have stayed remarkably stable around 0.55-0.85% statewide despite substantial home value appreciation since 2020. Yield Control applies only to operating levies, not debt service or special levies.

How does the $2,000 Head of Family Exemption work?

The Head of Family Exemption (NMSA §7-37-4) provides a universal $2,000 reduction in taxable value for any New Mexico resident head of household — saves ~$60-80/year at typical 30-40 mills. Apply once with County Assessor — the exemption persists in subsequent years (no annual renewal). New Mexico assessors estimate that ~10-15% of eligible NM homeowners fail to claim this exemption.

How does the Senior Valuation Freeze work?

For owners 65+ or permanently disabled with modified gross income at or below $44,200 (2026, indexed), the AV is FROZEN at the level when first qualified — true 0% annual increase (more restrictive than the universal 3% cap). This is one of the most-progressive senior property tax protections in the United States. Apply with County Assessor.

How does the Disabled Veteran exemption work in New Mexico?

New Mexico is one of the most-generous US states for veteran property tax relief. Three tiers: (1) Universal Veteran Exemption: $10,000 reduction in taxable value (raised from $4,000 in 2025 by HB 47, indexed annually for inflation, applies regardless of disability status). (2) 100% Service-Connected Disabled Veteran Exemption: FULL property tax exemption on principal residence — no income cap, no value cap, applies to any 100% rating including temporary 100%. (3) NEW Proportional Disabled Veteran Exemption (effective 2026 tax year, per Constitutional Amendment 1 approved by NM voters November 2024 and implemented by HB 47): veterans rated 10-99% service-connected disabled receive an exemption proportional to their VA rating. Apply with NM Department of Veterans\' Services for Certificate of Eligibility, then submit to County Assessor.

How do I appeal my New Mexico assessment?

About Eddy County

Beyond the property tax — a few things you might not know about the place.

Weird fact

**Carlsbad Caverns** features **the celebrated nightly Bat Flight Program** (May-October) — when an estimated **400,000+ Brazilian free-tailed bats** (one of the largest bat colonies in North America) emerge from the cavern entrance at sunset to feed on insects. The bats roost in the cavern from April through October each year (overwintering in Mexico) and have been a celebrated Carlsbad attraction since the 1880s. The bat flight is so dense that it appears as a continuous black ribbon emerging from the cavern entrance — and continues for ~30-90 minutes each evening. The National Park Service hosts free **Bat Flight Programs** at the cavern's natural amphitheater each evening during bat season — drawing 200,000+ annual attendees. The Carlsbad Caverns are also celebrated for the **Big Room** (the largest single underground cave chamber in North America at 8.2 acres, 4,000 feet long, 625 feet wide, 255 feet high — large enough to fit 14 American football fields), the celebrated **Lechuguilla Cave** (one of the deepest caves in the United States, ~1,604 feet deep, restricted to scientific research), and the Bottomless Pit, Hall of Giants, and Painted Grotto cave formations. The Carlsbad Caverns were formed approximately 4-6 million years ago by sulfuric acid (rather than carbonic acid like most caves) — making them geologically unique.

Hometown hero

Jim White (Carlsbad Caverns discoverer)

**Jim White** (1882-1946) — the celebrated American cowboy and amateur explorer who **first systematically explored Carlsbad Caverns in the 1898-1915 era** and was instrumental in the cavern's 1923 designation as a National Monument (later National Park, 1930) — was a Carlsbad cultural figure who lived in the Carlsbad area for ~50 years. White first descended into the caverns at age 16 in 1898 (using only kerosene lanterns and rope ladders) and spent decades exploring and mapping the cave system, eventually serving as the National Park Service's first chief guide at Carlsbad Caverns. The **Jim White Lookout Tower** at the cavern entrance is named in his honor. **Other notable Eddy County figures** include **Conrad Hilton** (1887-1979 — founder of the Hilton Hotels Corporation, born in San Antonio, NM in adjacent Socorro County — but with substantial Carlsbad business connections through his early hotel career in southwestern New Mexico), and **Buzz Aldrin** (born 1930 in Glen Ridge, NJ — the second person to walk on the Moon, July 1969 — had substantial Carlsbad area training connections through his US Air Force career).

Biggest annual event

Bat Flight Programs + Carlsbad Christmas on the Pecos

The **Carlsbad Caverns Bat Flight Programs** (nightly, May-October at the cavern entrance, since the 1930s) draw 200,000+ annual attendees to watch the celebrated 400,000+ Brazilian free-tailed bat emergence. **Christmas on the Pecos** (annual, late November - early January at the Pecos River in Carlsbad, since 1991) is **a celebrated Christmas-light boat tour** along the Pecos River — drawing 60,000+ attendees over 6 weeks. The annual **Carlsbad MainStreet Cinco de Mayo** celebrates the celebrated southwestern Hispanic heritage.

Property Tax in Eddy County, 2026