diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index da18b45e0..5048bc238 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -12,7 +12,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        python-version: [ "3.10", "3.11", "3.12" ]
+        python-version: [ "3.11", "3.12", "3.13", "3.14" ]
     defaults:
       run:
         shell: bash -l {0}
diff --git a/.github/workflows/codegen.yml b/.github/workflows/codegen.yml
index c3620f6a1..59f2e15ea 100644
--- a/.github/workflows/codegen.yml
+++ b/.github/workflows/codegen.yml
@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        python-version: [ "3.10", "3.11", "3.12" ]
+        python-version: [ "3.11", "3.11", "3.12", "3.13", "3.14" ]
         ref: ["develop", "master", "6.4.1", "6.4.0"]
     defaults:
       run:
diff --git a/.github/workflows/commit.yml b/.github/workflows/commit.yml
index 1f5ff1156..b72adcb55 100644
--- a/.github/workflows/commit.yml
+++ b/.github/workflows/commit.yml
@@ -71,7 +71,7 @@ jobs:
         shell: bash
     timeout-minutes: 10
     env:
-      PYTHON_VERSION: '3.10'
+      PYTHON_VERSION: '3.11'
 
     steps:
       - name: Checkout repo
@@ -115,7 +115,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        python-version: [ "3.10", "3.11", "3.12" ]
+        python-version: [ "3.11", "3.12", "3.13", "3.14" ]
     defaults:
       run:
         shell: bash -l {0}
diff --git a/.github/workflows/examples.yml b/.github/workflows/examples.yml
index bd81af457..6f8f1afcc 100644
--- a/.github/workflows/examples.yml
+++ b/.github/workflows/examples.yml
@@ -12,7 +12,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        python-version: [ "3.10", "3.11", "3.12" ]
+        python-version: [ "3.11", "3.12", "3.13", "3.14" ]
     defaults:
       run:
         shell: bash
diff --git a/.github/workflows/optional.yml b/.github/workflows/optional.yml
index 1e644a47d..d99169d37 100644
--- a/.github/workflows/optional.yml
+++ b/.github/workflows/optional.yml
@@ -14,7 +14,7 @@ jobs:
         shell: bash
     timeout-minutes: 10
     env:
-      PYTHON_VERSION: '3.10'
+      PYTHON_VERSION: '3.11'
     strategy:
       fail-fast: false
       matrix:
diff --git a/DEVELOPER.md b/DEVELOPER.md
index bc275dd5d..9399fcf0a 100644
--- a/DEVELOPER.md
+++ b/DEVELOPER.md
@@ -62,7 +62,7 @@ git config blame.ignoreRevsFile .git-blame-ignore-revs
 
 This project has historically aimed to support a wide range of [Python versions](https://devguide.python.org/versions/). In current and future development this window may narrow to follow [SPEC 0](https://scientific-python.org/specs/spec-0000/#support-window) instead.
 
-Install Python >=3.10 via [standalone download](https://www.python.org/downloads/), [uv](https://docs.astral.sh/uv/), or a conda-like distribution like [Anaconda](https://www.anaconda.com/products/individual), [miniconda](https://docs.conda.io/en/latest/miniconda.html) or [miniforge](https://github.com/conda-forge/miniforge) .
+Install Python >=3.11 via [standalone download](https://www.python.org/downloads/), [uv](https://docs.astral.sh/uv/), or a conda-like distribution like [Anaconda](https://www.anaconda.com/products/individual), [miniconda](https://docs.conda.io/en/latest/miniconda.html) or [miniforge](https://github.com/conda-forge/miniforge) .
 
 Then install FloPy and core dependencies from the project root path:
 
diff --git a/README.md b/README.md
index 3955f98d4..8491c1641 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Documentation
 Installation
 -----------------------------------------------
 
-FloPy requires **Python** 3.10+ with:
+FloPy requires **Python** 3.11+ with:
 
 ```
 numpy >=1.20.3
diff --git a/etc/environment.yml b/etc/environment.yml
index a3228f805..36284adfc 100644
--- a/etc/environment.yml
+++ b/etc/environment.yml
@@ -6,7 +6,7 @@ dependencies:
   - pip
 
   # required
-  - python>=3.10
+  - python>=3.11
   - numpy>=1.20.3
   - matplotlib>=1.4.0
   - pandas>=2.0.0,<3
diff --git a/pyproject.toml b/pyproject.toml
index 55bfb0c58..481623182 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,13 +18,13 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Science/Research",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Scientific/Engineering :: Hydrology",
 ]
-requires-python = ">=3.10"
+requires-python = ">=3.11"
 dependencies = [
     "numpy>=1.20.3,<3.0",
     "matplotlib >=1.4.0",